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10,375 materials

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CrB2

metal

Chromium diboride (CrB₂) is a ceramic compound belonging to the transition metal boride family, combining chromium with boron in a hard, refractory phase. It is used in wear-resistant coatings, cutting tool materials, and high-temperature structural applications where extreme hardness and thermal stability are required. CrB₂ is valued as an alternative to traditional hard ceramics and cermets because of its combination of hardness and relative toughness, making it suitable for abrasive environments where conventional materials degrade rapidly.

wear-resistant coatingscutting tool insertshigh-temperature bearings
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CrB2(PbO2)6

semiconductor

CrB2(PbO2)6 is a mixed-valence ceramic compound combining chromium diboride with lead dioxide, belonging to the family of transition metal boride-oxide semiconductors. This material appears to be primarily a research compound rather than an established industrial material; such boride-oxide composites are investigated for potential applications in catalysis, electrochemistry, and high-temperature semiconductor devices where hybrid metal-ceramic systems offer tunable electronic properties. The lead oxide component may provide interesting redox chemistry or ion-conduction pathways, making it of academic interest for energy storage, photocatalysis, or sensing applications, though practical engineering use remains limited.

experimental ceramic semiconductorcatalysis researchelectrochemical devices
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CrBi2I2O11

semiconductor

CrBi2I2O11 is a mixed-valent chromium bismuth iodide oxide compound belonging to the family of layered perovskite-related semiconductors. This is a research-phase material primarily investigated for optoelectronic and photovoltaic applications, where the combination of chromium and bismuth cations offers potential for tunable bandgap and enhanced light absorption compared to conventional halide perovskites. It represents an emerging class of lead-free halide semiconductors being explored as an alternative to organic-inorganic perovskites, with particular interest in photovoltaic devices, photodetectors, and scintillation applications where stability and non-toxicity are design drivers.

experimental photovoltaic deviceshalide perovskite alternativesphotodetectors
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CrBr2

metal

CrBr₂ is a chromium dibromide compound that exists primarily as a research material within the broader family of transition metal halides. This layered crystalline material is of interest to materials scientists studying two-dimensional materials and exfoliation properties, as it demonstrates potential for mechanical separation into thin sheets. While not yet established in mainstream industrial applications, CrBr₂ represents an emerging platform for research into magnetic semiconductors and van der Waals heterostructures, with potential relevance to next-generation electronic and spintronic device development.

2D materials researchVan der Waals heterostructuresSpintronics applications
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CrCl2

metal

Chromium(II) chloride (CrCl₂) is an inorganic ionic compound and transition metal halide that exists primarily as a research material and chemical intermediate rather than a structural engineering material. It is encountered in laboratory and industrial chemistry contexts—particularly in catalysis, coordination chemistry, and as a precursor for chromium compound synthesis—but sees limited use as an end-use material in mechanical applications due to its ionic nature and hygroscopic properties.

catalytic precursorcoordination chemistry researchchromium compound synthesis
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CrCl3

metal

Chromium trichloride (CrCl₃) is an inorganic transition metal halide compound that exists as a layered crystalline solid at room temperature. While not commonly used as a bulk structural material in traditional engineering, CrCl₃ is notable as a precursor compound and as a two-dimensional material platform—the layered structure makes it relevant to emerging applications in nanoelectronics and materials research where exfoliation down to few-atom layers is of interest. Engineers consider CrCl₃ primarily in advanced materials research contexts, particularly for magnetic devices, catalysis applications, and as a source material for producing thin-film chromium-based coatings or nanostructured components where the layered character provides functional advantages over bulk alternatives.

two-dimensional materials researchmagnetic thin filmscatalyst precursors
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CrCo

metal

CrCo is a chromium-cobalt alloy combining the corrosion resistance of chromium with the strength and biocompatibility of cobalt. This material family is widely used in medical implants, dental prosthetics, and aerospace applications where high strength, excellent corrosion resistance, and biocompatibility are essential requirements. Engineers select CrCo alloys over stainless steels and titanium when fatigue resistance, wear resistance, and long-term biological tolerance are critical, particularly in load-bearing implant designs and high-stress components exposed to corrosive or physiological environments.

orthopedic implantsdental prosthetics and crownsheart valve prostheses
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CrCo2Bi

metal

CrCo2Bi is an intermetallic compound combining chromium, cobalt, and bismuth—a research-phase material not commonly found in established commercial applications. This compound belongs to the family of transition-metal bismuthides, which are primarily of academic and exploratory industrial interest for their unique electronic and magnetic properties rather than conventional structural applications. Engineers encounter such materials in specialized contexts including thermoelectric research, magnetic device development, and materials science investigations into rare-earth-free alternatives for functional applications.

thermoelectric materials researchmagnetic alloy developmentelectronic materials
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Cr(CO)6

ceramic

Chromium hexacarbonyl [Cr(CO)6] is an organometallic compound consisting of a central chromium atom coordinated by six carbon monoxide ligands; it is classified here as a ceramic material but is more accurately an inorganic-organic hybrid compound used primarily in research and specialized synthesis contexts. This compound serves as a precursor for chromium-based catalysts, metal deposition processes, and organic synthesis in chemical laboratories and pilot-scale manufacturing. Its primary value lies in coordination chemistry and catalytic applications where the CO ligands can be displaced or modified, making it notable for researchers developing chromium-containing materials, though it sees limited use in conventional structural or functional engineering applications compared to traditional ceramics.

organometallic catalyst precursorchromium vapor depositionresearch synthesis
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CrCoGe

metal

CrCoGe is a ternary intermetallic compound combining chromium, cobalt, and germanium, representing an experimental or specialty alloy system rather than a conventional engineering material with established industrial production. This material family is primarily of research interest for investigating novel metal combinations with potential applications in high-temperature or functional material contexts, though limited commercial deployment data exists. Engineers would consider CrCoGe only in specialized research, advanced aerospace, or materials development projects where unique property combinations from the Cr-Co-Ge system justify custom synthesis and characterization over conventional alternatives.

Research and developmentIntermetallic compound studiesHigh-temperature material investigation
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CrCoPt2

metal

CrCoPt2 is a ternary intermetallic compound combining chromium, cobalt, and platinum in a 1:1:2 atomic ratio. This material belongs to the family of high-density, platinum-rich alloys and is primarily of research and specialized industrial interest rather than commodity use. Its combination of high density, thermal stability, and corrosion resistance derived from its platinum and chromium constituents makes it relevant for high-performance applications requiring exceptional durability in harsh environments, though its cost and limited commercial availability restrict adoption compared to more conventional superalloys or stainless steels.

high-temperature alloyscorrosion-resistant coatingscatalytic applications
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CrCu2Si

metal

CrCu2Si is an intermetallic compound combining chromium, copper, and silicon that belongs to the family of ternary metal systems. This material is primarily of research interest rather than an established commercial alloy, with potential applications in high-temperature or wear-resistant applications where the unique combination of these elements may offer advantages in strength or corrosion resistance compared to binary copper or chromium-based alloys.

Research and developmentHigh-temperature applicationsWear-resistant coatings
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CrF2

metal

Chromium difluoride (CrF2) is an inorganic metal fluoride compound that belongs to the transition metal halide family. While primarily studied in research contexts for its potential in battery cathode materials and fluoride-based ionic conductors, CrF2 has limited established industrial production at scale. The material's interest stems from chromium's variable oxidation states and fluoride's strong electrochemical properties, making it a candidate for advanced energy storage and solid-state electrolyte applications where traditional oxide ceramics face performance limitations.

battery cathodes (research)solid-state electrolytesfluoride ion conductors
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CrF3

metal

Chromium trifluoride (CrF₃) is an inorganic ceramic compound combining chromium metal with fluorine, forming a crystalline solid at room temperature. It serves primarily as a fluorinating agent and catalyst precursor in chemical processing industries, particularly in uranium enrichment (uranium hexafluoride production) and organic synthesis where fluorine substitution is required. CrF₃ is valued for its thermal stability and ability to transfer fluorine in reactions where conventional fluorinating reagents would be inefficient or economically prohibitive, making it critical in nuclear fuel cycle operations and specialized fine-chemical manufacturing.

uranium enrichment catalystsfluorination reactionsnuclear fuel processing
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CrFe2Sb

metal

CrFe2Sb is an intermetallic compound combining chromium, iron, and antimony, representing a member of the Heusler or similar ordered metal family. This material is primarily investigated in condensed matter physics and materials research for its potential thermoelectric and magnetic properties, rather than established industrial production. Engineers and researchers may consider this compound for advanced energy conversion applications or next-generation electronic devices where the coupled electronic and thermal transport properties of intermetallic phases offer advantages over conventional alloys.

thermoelectric devicesresearch and developmentmagnetic materials
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CrFe2Se4

metal

CrFe2Se4 is an iron-chromium selenide compound belonging to the spinel or spinel-like metal chalcogenide family, which exhibits both metallic and magnetic properties. This material is primarily of research interest in magnetic materials science and solid-state physics, with potential applications in spintronic devices, magnetic sensors, and high-temperature magnetic applications where conventional ferrites reach performance limits. The chromium-iron-selenium system offers tunable magnetic and electronic properties compared to oxide-based alternatives, making it relevant for exploratory engineering in advanced magnetic and electronic device development.

magnetic materials researchspintronics device developmenthigh-temperature magnetic applications
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CrFeP

metal

CrFeP is an iron-chromium-phosphorus alloy that combines ferrous metallurgy with phosphorus addition for enhanced hardness and wear resistance. This material family is primarily explored in research contexts for applications requiring corrosion resistance and increased surface hardness, such as specialized coatings, wear-resistant components, and potential use in chemically aggressive environments where standard stainless steels may be insufficient. The phosphorus addition distinguishes it from conventional CrFe systems, offering potential benefits in fatigue resistance and localized corrosion mitigation, though commercial adoption remains limited compared to established chromium-iron alloys.

wear-resistant coatingscorrosion-resistant fastenersresearch alloy development
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Cr(FeSe2)2

metal

Cr(FeSe2)2 is a chromium iron diselenide compound belonging to the metal chalcogenide family, characterized by a layered crystal structure combining transition metals with selenium. This material is primarily of research interest rather than established industrial production, with investigation focused on its electronic and magnetic properties for potential applications in semiconductor devices, spintronics, and energy storage systems. The compound's notable feature is its tunable electronic behavior through the interaction of chromium and iron d-orbitals with selenium, making it relevant for exploratory work in quantum materials and next-generation functional devices.

spintronics and magnetic devicesexperimental semiconductor researchenergy storage electrodes
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CrH9(CN2)3

metal

CrH9(CN2)3 is a chromium-based coordination compound containing cyanamide ligands, representing an experimental metal-organic or organometallic material rather than a conventional engineering alloy. This compound falls within the research domain of metal-cyanamide frameworks and coordination chemistry, with potential applications in catalysis, energy storage, or advanced functional materials. As a specialized research compound, it would primarily interest materials scientists exploring novel bonding architectures and reactive properties rather than serving as a structural engineering material in conventional industrial applications.

catalysis researchmetal-organic frameworksenergy storage materials
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CrI2

metal

Chromium iodide (CrI₂) is a layered transition metal halide compound that exists as a crystalline solid with magnetic properties. This material is primarily of research and developmental interest rather than established in mainstream engineering, representing an emerging class of two-dimensional materials being investigated for advanced electronics and spintronics applications. The weak interlayer bonding characteristic of this layered structure makes it a candidate for exfoliation into thin sheets, positioning it within the broader family of van der Waals materials being explored for next-generation devices where layer-dependent properties are advantageous.

two-dimensional materials researchspintronics and magnetic devicesnanoelectronics prototyping
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CrIrO4

ceramic

CrIrO4 is a chromium–iridium oxide ceramic compound belonging to the spinel or related oxide families, combining the high-temperature stability of chromium oxides with the corrosion resistance and catalytic properties of iridium-bearing phases. This material is primarily investigated in research contexts for applications requiring exceptional oxidation resistance, chemical inertness, and performance in harsh environments; it represents an advanced ceramic option for scenarios where conventional chromium oxides or iridium compounds alone are insufficient, though industrial adoption remains limited compared to established alternatives like alumina or zirconia.

high-temperature catalysischemical/corrosion resistanceoxidation-resistant coatings
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CrIrO6

ceramic

CrIrO6 is a mixed-metal oxide ceramic compound containing chromium and iridium in an oxide lattice, representing a specialized composition within the broader family of complex metal oxides. This material is primarily of research and development interest rather than established industrial production, with potential applications in high-temperature catalysis, electronic ceramics, or specialized refractory systems where the chemical stability and electronic properties of iridium-chromium oxide systems may offer advantages over conventional alternatives.

High-temperature catalysisResearch ceramicsElectronic/ionic conductors
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CrMo2S4

metal

CrMo₂S₄ is a ternary transition metal sulfide compound combining chromium, molybdenum, and sulfur—a material class of emerging research interest for catalytic and electrochemical applications. While not yet established in high-volume industrial production, this compound is being investigated in academic and laboratory settings for hydrogen evolution reactions, energy storage, and catalytic processes, where layered sulfide materials offer potential advantages in activity and cost compared to precious metal catalysts.

hydrogen evolution catalysiselectrochemical energy storagewater splitting electrodes
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Cr(MoS2)2

metal

Cr(MoS₂)₂ is a chromium-molybdenum disulfide composite material that combines a chromium metal or chromium-rich matrix with molybdenum disulfide (MoS₂), a layered solid lubricant. This material family is primarily investigated in research and specialized industrial contexts where friction reduction and wear resistance are critical, leveraging MoS₂'s exceptional low-friction properties (similar to graphite) combined with chromium's strength and corrosion resistance. It is employed or studied for high-temperature bearing applications, sliding contacts under vacuum or inert atmospheres, and protective coatings where conventional lubricants cannot be used or where dry-film lubrication is essential.

dry-film lubricant coatingsvacuum and space bearingshigh-temperature sliding contacts
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CrN

metal

Chromium nitride (CrN) is a transition metal nitride ceramic coating and bulk material known for exceptional hardness and wear resistance. It is widely used in industrial tooling, cutting applications, and protective coatings on mechanical components where high-temperature stability and corrosion resistance are critical. Engineers select CrN over uncoated steel or softer alternatives when extended tool life and reduced friction losses justify the coating cost, particularly in demanding machining, stamping, and sliding-contact applications.

cutting tool coatingsmold and die protectionwear-resistant hard coatings
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CrNi3

metal

CrNi3 is a chromium-nickel intermetallic compound representing a specific stoichiometric phase within the Cr-Ni binary system. This material belongs to the family of transition metal intermetallics, which are typically harder and more brittle than their constituent elements but offer potential for high-temperature strength and corrosion resistance. While not widely deployed in mainstream industrial production, CrNi3 and related Cr-Ni phases are of research interest for applications requiring enhanced hardness, thermal stability, or specific electronic properties, though practical use is limited by processing challenges and brittleness common to intermetallic compounds.

High-temperature coatingsWear-resistant surface treatmentsIntermetallic research
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CrNiAs

metal

CrNiAs is an intermetallic compound combining chromium, nickel, and arsenic, representing a transition metal pnictide system. This material exists primarily in research and materials science contexts rather than established industrial production, where it is investigated for its potential structural properties and electronic characteristics within the broader class of ternary metal systems.

research and developmentintermetallic compoundsmaterials characterization
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CrNiP2O9

ceramic

CrNiP2O9 is a chromium-nickel phosphate ceramic compound, likely a mixed-metal phosphate phase of research or specialized industrial interest. This material belongs to the family of transition-metal phosphates, which are studied for their thermal stability, chemical durability, and potential ionic conductivity properties. Limited public data exists on this specific composition, suggesting it may be an experimental compound or a specialized technical ceramic with niche applications in high-temperature, corrosive, or electrochemical environments.

High-temperature ceramic coatingsCorrosion-resistant applicationsResearch and development materials
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CrO2

semiconductor

CrO₂ is a transition metal oxide semiconductor with a mixed-valence chromium structure, notable for its ferrimagnetic properties and relatively high density. Historically significant as the magnetic coating material in cassette tapes and magnetic recording media during the analog era, CrO₂ offers superior coercivity and remanence compared to earlier gamma-Fe₂O₃, making it the preferred choice for high-fidelity audio and data storage applications. While largely displaced by digital technologies, CrO₂ remains relevant in specialized magnetic applications, catalysis (particularly for oxidation reactions), and emerging research into multiferroic and spintronics devices where its magnetic-semiconductor nature is advantageous.

magnetic recording mediaferrimagnetic coatingscatalytic oxidation processes
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CrO3

semiconductor

Chromium trioxide (CrO3) is an inorganic oxide semiconductor compound used primarily in electrochemical and catalytic applications. In industry, it serves as an oxidizing agent in chrome electroplating and anodizing processes, where it deposits protective chromium coatings on metal substrates, and as a catalyst or catalyst precursor in organic synthesis and air purification systems. Engineers select CrO3 for applications requiring strong oxidizing capability and selective reactivity, though its use requires careful handling due to toxicity and environmental considerations; it is increasingly being studied as an alternative semiconductor material for niche photocatalytic and sensing applications.

electroplating and metal finishingchromium coating depositioncatalytic oxidation processes
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CrPbO4

semiconductor

CrPbO4 is a chromium-lead oxide compound belonging to the semiconductor ceramic family, with a crystal structure derived from lead chromate systems. While not widely established in mainstream industrial production, this material represents an experimental composition of interest in solid-state chemistry and materials research for its potential electronic and optical properties arising from the transition metal (Cr) and heavy metal (Pb) oxide framework. Engineers should note that lead-containing ceramics face increasing regulatory scrutiny in many applications due to environmental and health concerns, though research into such compounds continues for specialized high-temperature or electronic device applications where alternatives may be technically limited.

research and development semiconductorshigh-temperature ceramics (experimental)photocatalytic materials (potential)
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CrPt3

metal

CrPt3 is an intermetallic compound combining chromium and platinum in a 1:3 stoichiometric ratio, forming a hard, dense metallic phase with significant elastic stiffness. This material is primarily of research and specialized industrial interest, valued in applications requiring high-temperature stability, corrosion resistance, and wear resistance that leverage platinum's noble properties combined with chromium's hardening effects. CrPt3 appears in aerospace coatings, high-temperature catalysis, and advanced surface engineering contexts where the combination of thermal stability and chemical inertness justifies the material cost, though it remains less common than single-phase superalloys or conventional platinum alloys in mainstream engineering.

high-temperature coatingscatalytic applicationswear-resistant surfaces
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CrS

metal

Chromium sulfide (CrS) is a transition metal chalcogenide compound combining chromium with sulfur, classified as a ceramic or intermetallic material rather than a conventional alloy. It appears primarily in research and specialized industrial contexts where its chemical stability and hardness are leveraged, particularly in catalysis, high-temperature coatings, and semiconductor applications. CrS is notable for its resistance to oxidation and corrosion in sulfur-bearing or chemically aggressive environments, making it a candidate alternative to conventional protective coatings where standard stainless steels or oxides would degrade.

catalytic applicationshigh-temperature coatingscorrosion-resistant surfaces
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CrSb2

semiconductor

CrSb₂ is an intermetallic semiconductor compound combining chromium and antimony, belonging to the class of transition metal pnictogens. This material is primarily of research and developmental interest rather than established in high-volume production, with potential applications in thermoelectric devices and solid-state electronics where its semiconducting behavior and mechanical properties could be leveraged for energy conversion or detection systems.

thermoelectric devicessolid-state electronics researchhigh-temperature semiconductor applications
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CrSi

metal

CrSi is an intermetallic compound combining chromium and silicon, belonging to the family of transition metal silicides. These materials are valued for their high hardness, thermal stability, and resistance to oxidation at elevated temperatures, making them attractive for wear resistance and high-temperature structural applications. CrSi and related silicides are explored primarily in research and specialized industrial contexts where conventional alloys reach their performance limits, particularly in demanding environments combining mechanical stress and thermal cycling.

High-temperature coatingsWear-resistant componentsRefractory applications
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CrSi2

semiconductor

Chromium disilicide (CrSi₂) is an intermetallic compound semiconductor belonging to the transition metal silicide family, characterized by a hexagonal crystal structure and metallic-like electrical and thermal properties unusual for semiconductors. It is primarily investigated for high-temperature applications where conventional semiconductors fail, particularly in thermoelectric devices, integrated circuits operating at elevated temperatures, and specialized optoelectronic components. Engineers select CrSi₂ over traditional semiconductors (silicon, germanium) when extreme thermal stability, enhanced thermal conductivity, and operation above 500°C are critical; it is also studied as an alternative to more expensive rare-earth silicides in aerospace and automotive thermal management systems, though it remains less commercialized than competing high-temperature materials like SiC or GaN.

high-temperature thermoelectric devicesaerospace thermal sensorsextreme-environment integrated circuits
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CrSiCu2

metal

CrSiCu2 is a ternary intermetallic compound combining chromium, silicon, and copper phases, representing a specialized metal system outside mainstream commercial alloys. This material appears to be primarily of research interest rather than established industrial production, likely investigated for wear resistance, thermal stability, or specialized coating applications given the presence of chromium and silicon. Engineers would consider this material only in niche applications requiring the specific property combination offered by this particular phase composition, or in early-stage development programs where conventional binary or ternary alloys prove inadequate.

research alloy systemswear-resistant coatingshigh-temperature intermetallic compounds
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CrTe2

semiconductor

CrTe₂ is a layered transition metal dichalcogenide semiconductor compound combining chromium and tellurium in a 1:2 stoichiometric ratio. This material is primarily studied in research contexts for its potential in electronic and optoelectronic applications, where its layered crystal structure offers tunable band gaps and anisotropic properties similar to other TMD materials like MoS₂ and WTe₂. Engineers consider CrTe₂ for emerging technologies in flexible electronics, quantum device platforms, and next-generation semiconductor applications where the reduced dimensionality and van der Waals interactions between layers enable novel transport phenomena not accessible in conventional bulk semiconductors.

research semiconductorstwo-dimensional materialsquantum electronics
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CS

polymer

CS is a high-performance polymer with a dense, rigid structure and elevated thermal stability, suitable for demanding engineering applications requiring dimensional stability and mechanical strength at elevated temperatures. It is commonly used in aerospace, automotive, and industrial equipment applications where a balance of stiffness, thermal resistance, and durability is required. The material's combination of moderate elongation with high flexural and compressive strength makes it suitable for load-bearing components that must resist thermal cycling and sustained service conditions.

aerospace structural componentshigh-temperature bearing housingsautomotive under-hood components
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Cs0.4K0.6P1Se6

semiconductor

Cs0.4K0.6P1Se6 is an alkali metal-containing chalcogenide semiconductor composed of cesium, potassium, phosphorus, and selenium. This is a research-phase compound within the metal phosphorus selenide family, investigated for its semiconducting properties and potential applications in photovoltaic and optoelectronic devices where layered chalcogenide structures offer tunable bandgaps and light-absorption characteristics.

experimental photovoltaicsoptoelectronic researchchalcogenide semiconductors
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Cs10Cd4Sn4S17

semiconductor

Cs₁₀Cd₄Sn₄S₁₇ is a quaternary sulfide semiconductor compound combining cesium, cadmium, tin, and sulfur—a research-phase material belonging to the family of mixed-metal chalcogenides. This compound is primarily of interest in photovoltaic and optoelectronic research contexts, where sulfide semiconductors are explored for thin-film solar cells, photodetectors, and light-emitting applications due to their tunable bandgaps and Earth-abundant elemental options compared to conventional III-V semiconductors. Engineers and researchers evaluating this material would do so in early-stage device development where novel absorber layers or charge-transport materials could offer cost or performance advantages, though commercial deployment remains limited.

thin-film photovoltaicsphotodetectorsoptoelectronic research
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Cs1.13Cd1.13Bi2.87Se6

semiconductor

Cs1.13Cd1.13Bi2.87Se6 is a mixed-metal selenide compound belonging to the class of quaternary semiconductors, combining cesium, cadmium, and bismuth with selenium. This is primarily a research material under investigation for optoelectronic and photovoltaic applications, where the multi-element composition offers tunable bandgap and potential advantages in light absorption and charge carrier dynamics compared to simpler binary or ternary semiconductors. The material represents an emerging class of complex chalcogenides being explored to overcome efficiency and stability limitations in next-generation thin-film solar cells and infrared detection devices.

experimental photovoltaic materialsthin-film solar cellsinfrared detectors
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Cs1.43Cd1.43Bi2.57S6

semiconductor

Cs1.43Cd1.43Bi2.57S6 is a quaternary sulfide semiconductor compound combining cesium, cadmium, and bismuth elements in a layered crystal structure. This is a research-stage material primarily investigated for its potential in optoelectronic and photovoltaic applications, where the mixed-metal sulfide framework offers tunable bandgap characteristics and potential advantages over traditional binary semiconductors in absorbing solar radiation or generating photoelectric response.

photovoltaic researchoptoelectronic devicessolar cells (experimental)
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Cs2AgBiBr6

semiconductor

Cs2AgBiBr6 is a halide double perovskite semiconductor compound containing cesium, silver, bismuth, and bromine elements. It is primarily an experimental material under active research development, valued for its potential in optoelectronic and photovoltaic applications as a lead-free alternative to conventional perovskites. This material family is being investigated for next-generation solar cells, X-ray detectors, and light-emitting devices where reduced toxicity and improved stability compared to lead-based perovskites are critical design requirements.

lead-free perovskite solar cellsgamma-ray and X-ray detectionoptoelectronic devices
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Cs2AgBiCl6

semiconductor

Cs2AgBiCl6 is a lead-free halide double perovskite semiconductor compound, representing an emerging class of materials designed to replace toxic lead-based perovskites in optoelectronic applications. This material is primarily in the research and development phase, investigated for photovoltaic devices, photodetectors, and light-emitting applications where non-toxic alternatives to lead halide perovskites are required. Cs2AgBiCl6 is notable for its potential to deliver comparable semiconductor functionality while eliminating lead toxicity concerns, making it attractive for environmentally conscious device manufacturing, though performance optimization and stability remain active research areas.

perovskite solar cellslead-free photodetectorsoptoelectronic devices
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Cs2AgVS4

semiconductor

Cs₂AgVS₄ is an experimental quaternary chalcogenide semiconductor compound combining cesium, silver, vanadium, and sulfur. This material belongs to the family of mixed-metal sulfides and is primarily investigated in research settings for optoelectronic and photovoltaic applications due to its tunable bandgap and potential for non-linear optical properties. While not yet commercialized at scale, compounds in this family are of interest as alternatives to lead halide perovskites for solar cells and as candidates for infrared sensing and frequency conversion devices, where their layered crystal structure and heavy-metal-free composition offer environmental and performance advantages.

photovoltaic researchoptoelectronic devicesinfrared detection
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Cs2Al2B2O7

ceramic

Cs₂Al₂B₂O₇ is an inorganic oxide ceramic compound containing cesium, aluminum, and boron—a mixed-metal borate system that combines rare-earth oxide chemistry with boron-based glass-forming characteristics. This material family is primarily of research and specialized industrial interest, valued for potential applications requiring thermal stability, radiation resistance, or specific optical properties inherent to borate ceramics. Engineers typically encounter such compounds in advanced ceramics development for extreme environments, though widespread commercial adoption remains limited; the material represents an intermediate step between conventional borates and complex multi-component oxide systems used in nuclear, optical, or high-temperature applications.

nuclear fuel matricesradiation-resistant ceramicshigh-temperature refractory applications
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Cs2B4SiO9

ceramic

Cs2B4SiO9 is a cesium borosilicate ceramic compound belonging to the family of alkali borosilicates, which are primarily studied for their chemical durability and thermal stability in specialized applications. This material is largely investigated in research contexts rather than established in high-volume industrial production, with potential relevance to nuclear waste immobilization, optical components, and advanced glass-ceramics where cesium incorporation is critical to material performance. Borosilicate ceramics of this type are valued for their resistance to thermal shock and chemical leaching, making them candidates for applications requiring exceptional durability in harsh environments.

nuclear waste form researchhigh-temperature ceramicsoptical/photonic materials
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Cs2Ba3(P2O7)2

ceramic

Cs2Ba3(P2O7)2 is an inorganic ceramic compound belonging to the pyrophosphate family, combining cesium, barium, and phosphate groups in a crystalline structure. This is a research-phase material studied for potential applications in ion-conducting ceramics and specialized optical or thermal management systems, rather than an established industrial workhorse. The pyrophosphate class is notable for exploring solid-state ionic transport and thermal stability in extreme environments, making compounds like this candidates for next-generation electrolytes, thermal barriers, or radiation-resistant ceramics where conventional oxides fall short.

solid-state electrolytes (research)thermal barrier coatings (experimental)radiation-resistant ceramics
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Cs2Ba3P4O14

ceramic

Cs₂Ba₃P₄O₁₄ is an inorganic phosphate ceramic compound combining cesium, barium, and phosphorus oxides. This material belongs to the family of phosphate-based ceramics and appears primarily in research contexts as a potential host matrix for nuclear waste immobilization, particularly for retaining radioactive cesium and other fission products in stable crystalline form. The barium-phosphate framework and cesium incorporation make it noteworthy for applications requiring high chemical durability and long-term radionuclide containment.

nuclear waste immobilizationradioactive cesium sequestrationphosphate ceramics research
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Cs2Bi2Cd2S5

semiconductor

Cs2Bi2Cd2S5 is a mixed-metal sulfide semiconductor compound combining cesium, bismuth, and cadmium in a layered crystal structure. This is a research-phase material studied primarily for optoelectronic and photovoltaic applications, where its tunable bandgap and potential for enhanced light absorption make it a candidate for next-generation thin-film solar cells and photodetectors. While not yet industrially established, compounds in this quaternary sulfide family are of interest as lead-free and cadmium-reduction alternatives to conventional perovskites and CdTe solar absorbers, though deployment requires further optimization of stability and device integration.

thin-film solar cellsphotodetectorsoptoelectronic research
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Cs2Bi8.81La1.19S16

semiconductor

Cs₂Bi₈.₈₁La₁.₁₉S₁₆ is a mixed-metal sulfide semiconductor compound combining cesium, bismuth, lanthanum, and sulfur in a layered crystal structure. This is a research-phase material being investigated for its electronic and photonic properties as part of the broader family of heavy-metal chalcogenides used to explore new semiconducting phases with potential for optoelectronic or thermoelectric applications. The lanthanide substitution into the bismuth sulfide framework is designed to engineer band structure and transport properties that may offer advantages over conventional binary sulfides in specialized device contexts.

experimental photovoltaicsthermoelectric researchoptical sensing (research phase)
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Cs2Cd0.25Hg5.75S7

semiconductor

Cs2Cd0.25Hg5.75S7 is a mixed-metal sulfide semiconductor compound containing cesium, cadmium, and mercury in a layered crystalline structure. This is a research-phase material belonging to the family of ternary and quaternary metal sulfides, synthesized primarily for investigation of its optoelectronic and photoresponsive properties rather than established commercial production. The material's multi-metal composition and sulfide chemistry make it of interest in the semiconductor research community for potential applications in photocatalysis, infrared sensing, or solid-state radiation detection, though it remains largely in the exploratory stage.

experimental semiconductor researchphotocatalytic materials developmentinfrared optoelectronics
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Cs2Cd1.35Hg4.65S7

semiconductor

Cs2Cd1.35Hg4.65S7 is a mixed-metal sulfide semiconductor compound combining cesium, cadmium, and mercury in a layered crystal structure. This is a research-phase material from the family of ternary and quaternary sulfide semiconductors, synthesized primarily for fundamental studies of electronic band structure and potential optoelectronic applications rather than established commercial use. Interest in this compound centers on tuning bandgap and carrier transport through metal composition variation—a strategy relevant to photovoltaics, radiation detection, and infrared sensing, though practical deployment remains limited pending demonstration of reproducibility, stability, and scalability.

experimental semiconductorsnarrow-bandgap photovoltaicsradiation detectors
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Cs2Cd2Bi2S5

semiconductor

Cs2Cd2Bi2S5 is a mixed-metal sulfide semiconductor compound belonging to the family of quaternary chalcogenides, combining cesium, cadmium, bismuth, and sulfur. This material is primarily of research interest for optoelectronic and photovoltaic applications, where the layered sulfide structure and bandgap characteristics may offer advantages in light absorption or photoresponse. As a relatively unexplored compound, it represents the broader class of lead-free halide and chalcogenide perovskite alternatives being investigated to replace toxic semiconductors in next-generation solar cells, radiation detectors, and infrared sensing devices.

photovoltaic researchradiation detectioninfrared sensing
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Cs2Cd3B16O28

ceramic

Cs2Cd3B16O28 is an inorganic borate ceramic compound containing cesium, cadmium, and boron oxide components. This material belongs to the family of complex borate ceramics, which are primarily of research and specialized industrial interest rather than high-volume production materials. The compound's potential applications leverage borate ceramics' inherent properties in optical transparency, radiation shielding, and thermal stability, making it relevant for nuclear/radiological applications, specialized optics, and high-temperature insulation contexts where the specific elemental composition offers advantages over conventional alternatives.

radiation shieldingoptical ceramicsnuclear waste forms
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Cs2Cd3(B4O7)4

ceramic

Cs2Cd3(B4O7)4 is a complex borate ceramic composed of cesium, cadmium, and borate groups, representing a rare-earth or heavy-metal borate compound synthesized for specialized applications. This material falls within the family of functional ceramics and is primarily of research interest rather than established industrial production, with potential applications leveraging its unique crystal structure and optical or thermal properties. Its notable characteristics within the borate ceramic family stem from the combination of cesium and cadmium cations, which may impart distinctive electronic, thermal, or radiation-shielding properties compared to conventional borate ceramics.

optical materials researchradiation shieldingspecialty ceramics
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Cs2Cd3Te4

semiconductor

Cs2Cd3Te4 is a ternary II-VI semiconductor compound composed of cesium, cadmium, and tellurium, belonging to the family of chalcogenide semiconductors. This material is primarily of research and development interest for optoelectronic and radiation detection applications, where its wide bandgap and high atomic number make it potentially valuable for X-ray and gamma-ray detection systems. Compared to more established alternatives like CdTe or CdZnTe, cesium-cadmium-telluride compounds remain largely in the experimental phase, with potential advantages in specific detection geometries or bandgap engineering, though commercial adoption remains limited.

radiation detectiongamma-ray spectroscopyX-ray imaging
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Cs2CdP2Se6

semiconductor

Cs₂CdP₂Se₆ is a ternary chalcogenide semiconductor compound combining cesium, cadmium, phosphorus, and selenium in a layered crystal structure. This is a research-phase material from the family of metal phosphorus chalcogenides, studied primarily for its potential in optoelectronic and nonlinear optical applications where the wide bandgap and anisotropic crystal symmetry can enable efficient frequency conversion or photon detection. While not yet commercially deployed, materials in this composition space are investigated as candidates for infrared optics, quantum sensing, and second-harmonic generation devices where conventional semiconductors (GaAs, ZnSe) face performance limitations.

infrared opticsnonlinear optical devicesphoton detection
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Cs2Cd(PSe3)2

semiconductor

Cs₂Cd(PSe₃)₂ is a mixed-metal chalcogenide semiconductor compound containing cesium, cadmium, phosphorus, and selenium in a layered structural framework. This is a research-phase material primarily investigated for its potential in nonlinear optical, photovoltaic, and infrared detection applications due to the electronic and optical properties arising from its anionic phosphorus-selenium building blocks. The material represents an emerging class of hybrid inorganic semiconductors being explored as alternatives to traditional binary or ternary semiconductors when enhanced optical nonlinearity, tunable bandgap, or specialized infrared responsivity is required.

nonlinear optical devicesinfrared detectorsphotovoltaic research
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