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Semiconductors

3,393 materials

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Ce2Ge2Se7

semiconductor

Ce2Ge2Se7 is a mixed-metal chalcogenide semiconductor compound combining cerium and germanium with selenium, belonging to the family of rare-earth germanium selenides. This is a research-phase material studied for its potential optoelectronic and photonic properties, rather than an established commercial product; compounds in this family are explored for infrared applications, nonlinear optical behavior, and solid-state lighting due to the optical transparency windows and electronic band structure that rare-earth chalcogenides can offer.

infrared optics and detectorsnonlinear optical devicesphotonic research materials
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Ce2GeSe5

semiconductor

Ce2GeSe5 is a ternary semiconductor compound composed of cerium, germanium, and selenium, belonging to the family of rare-earth chalcogenide semiconductors. This material is primarily of research interest for optoelectronic and photonic applications, particularly in the infrared spectrum region where it offers potential advantages in transparency and tunable bandgap properties compared to traditional semiconductors. The incorporation of rare-earth cerium enables unique electronic and optical characteristics that make it a candidate material for next-generation infrared detectors, modulators, and nonlinear optical devices, though it remains in the developmental stage with limited commercial deployment.

infrared optoelectronicsrare-earth semiconductorsnonlinear optical devices
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Ce2O2FeSe2

semiconductor

Ce2O2FeSe2 is an experimental mixed-metal oxide-selenide semiconductor combining cerium, iron, and selenium in a layered crystal structure. This compound belongs to the broader family of transition metal chalcogenides and rare-earth hybrid semiconductors, which are currently under investigation for optoelectronic and energy conversion applications. As a research-phase material rather than a commercial product, it represents exploration into novel band-gap engineering and photocatalytic properties that may offer advantages over conventional binary semiconductors in niche high-performance applications.

photocatalytic materialsoptoelectronic devicesemerging energy harvesting
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Ce2O3

semiconductor

Cerium oxide (Ce₂O₃) is a rare-earth ceramic semiconductor belonging to the lanthanide oxide family, valued for its mixed-valence properties and oxygen storage capacity. It is employed primarily in catalytic converters for automotive emissions control, where its ability to store and release oxygen enhances pollutant reduction efficiency, and in polishing compounds for precision optics and semiconductor wafers. Ce₂O₃ is also investigated in solid oxide fuel cells, thermal barrier coatings, and advanced ceramics applications due to its ionic conductivity and thermal stability; its semiconductor behavior and defect chemistry make it particularly attractive for research into next-generation energy conversion and environmental remediation technologies.

automotive catalytic convertersoptical polishing compoundssolid oxide fuel cells
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Ce2S3

semiconductor

Ce2S3 is a rare-earth sulfide semiconductor compound consisting of cerium and sulfur, belonging to the family of lanthanide chalcogenides. It is primarily investigated in research contexts for optoelectronic and photonic applications, particularly in infrared devices and luminescent materials, where its narrow bandgap and rare-earth electronic structure offer potential advantages over conventional semiconductors. Ce2S3 remains largely experimental rather than widely commercialized; engineers would consider it for niche applications in advanced infrared sensing, scintillation detection, or next-generation phosphor systems where rare-earth chemistry provides unique optical or electronic functionality unavailable in conventional alternatives.

infrared optoelectronics (research)scintillation detectorsrare-earth phosphors
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Ce2Se3

semiconductor

Ce2Se3 is a rare-earth selenide compound belonging to the family of lanthanide chalcogenides, composed of cerium and selenium in a 2:3 stoichiometric ratio. This material is primarily investigated in research contexts for optoelectronic and thermoelectric applications, where its narrow bandgap and rare-earth electronic structure offer potential advantages over conventional semiconductors in infrared detection, photovoltaic devices, and solid-state cooling systems. Ce2Se3 remains largely in the exploratory phase rather than established in high-volume industrial production, but the rare-earth selenide family is gaining interest as alternative semiconductor platforms where tunable electronic properties and thermal performance could provide benefits in niche applications where standard silicon or III-V compounds are insufficient.

infrared detectorsthermoelectric devicesphotovoltaic research
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Ce2Sn3Se9

semiconductor

Ce2Sn3Se9 is a ternary chalcogenide semiconductor compound composed of cerium, tin, and selenium. This material belongs to the family of rare-earth metal chalcogenides and is primarily of research interest for its potential in optoelectronic and thermoelectric applications, where layered or complex crystal structures can enable tunable bandgaps and favorable charge transport. While not yet widely deployed in mainstream industrial applications, materials in this chemical family are being explored as alternatives to conventional semiconductors in niche applications requiring specific optical or thermal properties at reduced cost compared to binary or more complex multi-element systems.

Thermoelectric devices (research stage)Optoelectronic semiconductors (experimental)Photovoltaic absorber layers (developmental)
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Ce2(SnSe3)3

semiconductor

Ce2(SnSe3)3 is a rare-earth tin selenide compound belonging to the family of chalcogenide semiconductors, combining cerium and tin-selenium framework structures. This material is primarily of research interest for emerging optoelectronic and thermoelectric applications, where its layered selenide structure and rare-earth electronic contributions offer potential advantages in energy conversion and light-emitting device architectures compared to conventional semiconductors.

thermoelectric energy conversioninfrared optoelectronicsexperimental photovoltaics
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Ce2Te3

semiconductor

Ce2Te3 is a rare-earth telluride semiconductor compound combining cerium and tellurium, belonging to the broader family of lanthanide chalcogenides studied for advanced electronic and optoelectronic applications. This material is primarily of research and development interest rather than established in high-volume production; it is investigated for potential use in thermoelectric devices, infrared detectors, and next-generation semiconductor applications where rare-earth compounds offer unique electronic structure and thermal properties. Engineers and researchers consider Ce2Te3 and related rare-earth tellurides when conventional semiconductors are insufficient for high-temperature operation, specialized IR sensing, or applications requiring the distinctive band structure and carrier dynamics of lanthanide-based materials.

thermoelectric devicesinfrared detectorsresearch semiconductors
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Ce2YbCuS5

semiconductor

Ce₂YbCuS₅ is a quaternary sulfide semiconductor compound combining rare-earth elements (cerium and ytterbium) with copper and sulfur. This is a research-phase material studied for its electronic and photonic properties rather than an established commercial product. The rare-earth sulfide family shows promise in thermoelectric devices, photocatalysis, and optoelectronic applications where the combination of rare-earth dopants can engineer bandgap and carrier transport properties; it represents an alternative research direction to more conventional semiconductors (Si, III-V compounds) where tuning composition via lanthanide substitution may enable specialized energy conversion or light-emission functions.

thermoelectric energy conversionphotocatalytic materialsoptoelectronics research
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Ce2YbCuSe5

semiconductor

Ce2YbCuSe5 is a ternary chalcogenide semiconductor compound combining rare-earth elements (cerium and ytterbium) with copper and selenium. This is a research-phase material studied for its potential thermoelectric and optoelectronic properties, belonging to the broader family of rare-earth metal selenides that show promise for solid-state energy conversion and photonic applications.

Thermoelectric energy conversionWaste heat recoveryOptoelectronic devices (research)
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Ce3LuSe6

semiconductor

Ce₃LuSe₆ is a rare-earth selenide compound belonging to the family of lanthanide chalcogenides, composed of cerium and lutetium with selenium. This material is primarily investigated in research contexts for potential optoelectronic and photonic applications, particularly in infrared sensing and emission systems where rare-earth dopants offer favorable electronic band structures and luminescent properties.

infrared detectorsrare-earth photonicsresearch semiconductors
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Ce3MoO7

semiconductor

Ce3MoO7 is a rare-earth molybdenum oxide ceramic compound that belongs to the mixed-valence oxide family, where cerium and molybdenum form a complex ternary oxide structure. This material is primarily investigated in materials research for potential applications in catalysis, ionic conductivity, and photocatalytic systems, leveraging cerium's redox activity and molybdenum's catalytic properties. While not yet widely deployed in high-volume industrial production, Ce3MoO7 represents a promising research avenue in the broader family of rare-earth functional ceramics for energy conversion and environmental remediation applications.

heterogeneous catalysisphotocatalytic systemsionic conductors
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Ce4Ge3S12

semiconductor

Ce₄Ge₃S₁₂ is a rare-earth chalcogenide semiconductor composed of cerium, germanium, and sulfur, belonging to the family of quaternary sulfide compounds. This is a research-phase material under investigation for its potential thermoelectric and photonic properties, with interest driven by its crystal structure and rare-earth doping capabilities that could enable energy conversion or optical applications where thermal stability and bandgap engineering are critical.

thermoelectric energy conversionsolid-state cooling systemsinfrared photonics
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Ce4(GeS4)3

semiconductor

Ce₄(GeS₄)₃ is a rare-earth germanium sulfide compound that belongs to the family of mixed-metal chalcogenides, combining cerium with germanium and sulfur in a crystalline structure. This is a research-phase material investigated primarily for its semiconducting properties and potential photonic applications, rather than an established commercial material. The compound represents a promising candidate for mid-infrared optics, nonlinear optical devices, and solid-state photonic systems where rare-earth doping and chalcogenide chemistry offer tunable optical responses and thermal stability advantages over conventional oxide glasses.

infrared optics and photonicsnonlinear optical devicesrare-earth-doped semiconductors
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Ce4InSbSe9

semiconductor

Ce4InSbSe9 is a quaternary semiconductor compound combining cerium, indium, antimony, and selenium elements, belonging to the class of complex chalcogenide semiconductors. This is primarily a research material under investigation for its potential in thermoelectric and optoelectronic applications, where the multi-element composition offers tunable band gap and phonon scattering properties that are difficult to achieve in simpler binary or ternary semiconductors. Engineers and materials researchers evaluate compounds like this for next-generation energy conversion devices and specialized optical systems where traditional semiconductors reach performance limitations.

thermoelectric energy conversionoptoelectronic devicessolid-state research
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Ce4Te7

semiconductor

Ce₄Te₇ is a rare-earth telluride semiconductor compound combining cerium and tellurium in a fixed stoichiometric ratio. This is a research-stage material studied primarily in solid-state physics and materials science for its electronic and thermoelectric properties, rather than a commercially established engineering material. The rare-earth telluride family is of interest for next-generation thermoelectric applications, optoelectronic devices, and fundamental studies of strongly correlated electron systems, though Ce₄Te₇ remains largely confined to laboratory investigation.

Thermoelectric devices (research)Semiconductor physics (fundamental study)Rare-earth compound research
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Ce8Sb2S15

semiconductor

Ce8Sb2S15 is a rare-earth chalcogenide semiconductor compound containing cerium, antimony, and sulfur, belonging to the family of mixed-metal sulfide materials. This is a research-stage compound studied for its semiconductor and potential optoelectronic properties, rather than a mature commercial material; it represents exploration within rare-earth chalcogenide systems that may offer tunable band gaps and unique crystal structures for specialized applications.

thermoelectric devices (research)infrared optoelectronics (exploratory)solid-state photocatalysis
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CeAlO3

semiconductor

CeAlO3 is a cerium aluminum oxide ceramic compound with semiconductor properties, belonging to the perovskite oxide family. This material is primarily of interest in research and emerging technologies rather than established high-volume production, particularly for applications requiring rare-earth-doped ceramics with controlled electronic and ionic transport behavior. Engineers consider CeAlO3 for electrochemical devices, solid-state electrolytes, and oxygen-conducting membranes where the combination of structural stability and mixed ionic-electronic conduction offers advantages over conventional alternatives.

solid oxide fuel cellsoxygen separation membraneshigh-temperature electrolytes
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CeBiW2O9

semiconductor

CeBiW2O9 is a ternary oxide semiconductor compound containing cerium, bismuth, and tungsten. This material belongs to the family of mixed-metal oxides and represents a research-phase compound being investigated for photocatalytic and optoelectronic applications. While not yet widely commercialized, compounds in this material class are of growing interest for their tunable band gaps and potential in environmental remediation and energy conversion where multiple metal sites can enhance catalytic activity.

photocatalytic water treatmentenvironmental remediation researchvisible-light photoactivity
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CeCrO3

semiconductor

CeCrO3 is a cerium chromite ceramic compound belonging to the perovskite oxide family, functioning as a semiconductor material with potential electrochemical and thermal applications. This material is primarily investigated in research contexts for solid oxide fuel cells (SOFCs), oxygen transport membranes, and catalytic applications where its mixed ionic-electronic conductivity and thermal stability are advantageous. CeCrO3 offers notable advantages over traditional materials in high-temperature oxidizing environments due to cerium's redox activity and chromium's thermal resilience, making it particularly relevant for energy conversion systems and oxygen-permeable membrane technologies.

solid oxide fuel cells (SOFC)oxygen transport membraneshigh-temperature catalysis
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CeFMoO4

semiconductor

CeFMoO4 is a mixed-metal oxide semiconductor compound containing cerium, molybdenum, and oxygen, likely studied as a functional material in photocatalysis or electrochemistry research. This material belongs to the family of rare-earth molybdate compounds, which are primarily investigated for environmental remediation and energy conversion applications rather than established commercial production. Its potential value to engineers lies in emerging photocatalytic technologies for water treatment and visible-light-responsive catalysis, where cerium-based oxides offer advantages in charge carrier separation and redox cycling compared to conventional semiconductors.

photocatalytic water purificationenvironmental remediationvisible-light photocatalysis
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CeGaO3

semiconductor

CeGaO3 is a rare-earth gallium oxide semiconductor compound combining cerium, gallium, and oxygen into a perovskite or perovskite-derived crystal structure. This material is primarily of research interest rather than established commercial production, explored for its potential in optoelectronic and photonic applications where rare-earth dopants can enable luminescence or tunable bandgap properties. Engineers consider CeGaO3 in emerging contexts such as scintillation detectors, phosphor materials, and next-generation semiconductor devices where cerium's lanthanide electronic structure offers functional advantages over conventional binary semiconductors.

radiation detection scintillatorsphosphor materialsoptoelectronic research devices
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CeIn3S6

semiconductor

CeIn3S6 is a ternary semiconductor compound containing cerium, indium, and sulfur, belonging to the rare-earth chalcogenide family of materials. This compound remains primarily in the research and development phase, investigated for its potential in optoelectronic and photonic applications due to the electronic properties imparted by rare-earth cerium doping in indium sulfide-based systems. The material is of interest to researchers exploring alternatives to conventional semiconductors for niche applications where rare-earth elements provide unique luminescence, magnetic, or electronic tuning characteristics.

research semiconductorsrare-earth optoelectronicsphotonic materials
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Ce(InS2)3

semiconductor

Ce(InS2)₃ is a ternary semiconductor compound combining cerium with indium sulfide, belonging to the thiospinel or related sulfide semiconductor family. This material remains primarily in the research and development phase, investigated for potential optoelectronic and photovoltaic applications due to its tunable bandgap and mixed-valence metal composition. Interest in this compound stems from the broader exploration of rare-earth-containing semiconductors for next-generation solar cells, photodetectors, and solid-state lighting, where cerium doping or incorporation can modify electronic properties compared to binary indium sulfide systems.

photovoltaic researchphotodetector developmentoptoelectronic devices
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CeMn0.5OSe

semiconductor

CeMn₀.₅OSe is a mixed-valence metal oxide-selenide semiconductor combining cerium and manganese in a layered or crystalline structure. This is a research-phase material being investigated for its potential electronic and magnetic properties in solid-state applications, rather than an established commercial compound. The cerium-manganese oxide selenide family is of interest for thermoelectric conversion, photocatalysis, and spintronic devices where the interplay between rare-earth (Ce) and transition-metal (Mn) chemistry offers tunable electronic structure and possible magnetism.

thermoelectric energy conversionphotocatalytic materials researchspintronic device development
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CeMoO4F

semiconductor

CeMoO4F is a rare-earth molybdate fluoride ceramic compound containing cerium, molybdenum, oxygen, and fluorine. This material is primarily of research interest as a potential luminescent or photonic semiconductor, with applications being developed in the rare-earth doped ceramic family for optical and electronic devices. While not yet widely deployed in mature industrial products, materials in this chemical family are being investigated for UV-visible light emission, scintillation, and photocatalytic applications where the rare-earth dopant and mixed-anion structure can enable novel optical properties.

optical coatings and phosphorsscintillation detectorsphotocatalytic materials
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CeN

semiconductor

Cerium nitride (CeN) is a rare-earth ceramic compound that functions as a semiconductor, combining cerium—a lanthanide element—with nitrogen in a face-centered cubic crystal structure. It belongs to the family of rare-earth nitrides, which are of significant interest in materials research for their potential high hardness, thermal stability, and electronic properties. While not yet widely deployed in mainstream industrial production, CeN is actively studied as a candidate material for advanced applications where rare-earth compounds can provide superior performance compared to conventional semiconductors and ceramics, particularly in extreme environments or specialized electronic devices.

rare-earth semiconductors (research)high-temperature ceramicsadvanced electronics
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CeO2

semiconductor

Cerium dioxide (CeO2) is a ceramic oxide semiconductor material with a fluorite crystal structure, widely used as a catalyst, polishing compound, and functional coating in industrial applications. It is employed in automotive catalytic converters for emission control, glass polishing and precision optics manufacturing, solid oxide fuel cells (SOFCs), and as an oxygen-storage component in exhaust systems due to its unique ability to switch between Ce³⁺ and Ce⁴⁺ oxidation states. Engineers select CeO2 over alternatives because of its exceptional oxygen mobility at elevated temperatures, chemical stability, and effectiveness at lower operating costs compared to precious-metal-only catalysts, making it essential in emission reduction technologies and advanced energy conversion systems.

catalytic convertersglass polishing and opticssolid oxide fuel cells
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CeScO3

semiconductor

CeScO3 is a rare-earth oxide ceramic compound combining cerium and scandium oxides, belonging to the perovskite or related oxide semiconductor family. This material is primarily investigated in research contexts for applications requiring high-temperature stability, ionic conductivity, or photocatalytic activity. It represents an emerging composition within the broader class of rare-earth doped ceramics, offering potential advantages in niche high-performance applications where cerium's redox chemistry and scandium's thermal properties can be leveraged.

solid-state electrolyteshigh-temperature ceramicsphotocatalytic devices
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CeTaN2O

semiconductor

CeTaN2O is a mixed-metal ceramic compound containing cerium, tantalum, nitrogen, and oxygen, belonging to the class of oxynitride ceramics. This material remains largely in the research phase, but oxynitride ceramics of this type are investigated for high-temperature structural applications and advanced electronic/photonic devices due to their potential for combining refractory stability with tunable electronic properties.

high-temperature ceramics (research)semiconductor/photoelectric devices (exploratory)refractory compounds
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CeTl2P2S7

semiconductor

CeTl2P2S7 is a ternary chalcogenide semiconductor compound combining cerium, thallium, phosphorus, and sulfur elements. This is a research-phase material studied primarily for its electronic and optical properties within the broader family of rare-earth chalcogenides; it is not currently established in mainstream commercial production. The compound is of interest to materials scientists exploring novel semiconductors for next-generation optoelectronic devices, solid-state physics research, and potential thermoelectric or photovoltaic applications, though practical engineering implementation remains experimental.

optoelectronic researchsemiconductor physics studiesthermoelectric device exploration
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CI4

semiconductor

CI4 is a semiconductor compound belonging to the carbon-iodine or carbon-based halide family, likely representing a research or specialized material rather than a commercial standard grade. The material exhibits mechanical properties consistent with a brittle, dense compound suitable for niche semiconductor or optoelectronic applications. This material would be of interest to researchers and engineers working in advanced semiconductor physics, radiation detection, or wide-bandgap device engineering where unconventional compositions offer specific electrical, optical, or thermal performance advantages over conventional Si or GaAs platforms.

experimental semiconductorsradiation detection devicesresearch-grade optoelectronics
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Co1Te1.88

semiconductor

Co₁Te₁.₈₈ is a cobalt telluride compound semiconductor with a non-stoichiometric composition, belonging to the transition metal chalcogenide family. This material is primarily investigated in thermoelectric and energy conversion research, where cobalt tellurides are explored as potential alternatives to established thermoelectric materials due to their electronic structure and thermal transport characteristics. The slightly tellurium-rich composition may offer tunable properties for mid-to-high temperature applications, though this compound remains largely in the research phase rather than widespread industrial production.

thermoelectric generatorswaste heat recoverysolid-state energy conversion
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Co2Te3O8

semiconductor

Co₂Te₃O₈ is a mixed-valence cobalt tellurium oxide compound belonging to the ternary oxide semiconductor family. This material is primarily of research interest rather than established in mainstream industrial production, with potential applications in electronic and photonic devices that exploit its semiconducting behavior and layered crystal structure. The cobalt–tellurium–oxygen system is investigated for photocatalysis, solid-state electronics, and functional ceramics where the interplay between transition metal and chalcogenide chemistry offers tunable electronic properties.

photocatalytic materialssemiconductor researchfunctional ceramics
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CoAs3

semiconductor

CoAs₃ is a cobalt arsenide semiconductor compound belonging to the metal pnictide family, typically studied as a narrow-bandgap or semimetallic material with potential for high-mobility electronics. While primarily a research material rather than a production commodity, cobalt arsenides are investigated for thermoelectric applications, high-frequency transistors, and optoelectronic devices where their electronic band structure and carrier transport properties offer advantages over conventional semiconductors in specialized operating regimes.

thermoelectric energy conversionhigh-frequency RF devicesresearch-stage semiconductors
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CoAsS

semiconductor

CoAsS is a ternary semiconductor compound composed of cobalt, arsenic, and sulfur, belonging to the family of metal chalcogenide semiconductors. This material is primarily of research and developmental interest for next-generation optoelectronic and photovoltaic applications, where its tunable bandgap and potential for efficient charge carrier transport make it an alternative to conventional binary semiconductors. CoAsS systems are being investigated for thin-film solar cells, photodetectors, and light-emitting devices, offering potential advantages in cost, abundance, or performance over established III-V or II-VI semiconductors, though industrial deployment remains limited.

thin-film photovoltaicsphotodetectorsoptoelectronic devices
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CoAsSe

semiconductor

CoAsSe is a ternary III-V semiconductor compound combining cobalt, arsenic, and selenium elements, belonging to the broader class of chalcogenide and arsenide semiconductors. This material remains largely in the research and development phase, with potential applications in optoelectronic devices, photovoltaics, and infrared detection systems where tunable bandgap and carrier mobility properties are advantageous. CoAsSe represents an experimental composition within the family of III-V materials, offering researchers the ability to engineer electronic properties through composition control for next-generation semiconductor devices.

Optoelectronic researchInfrared detectors (experimental)Photovoltaic development
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CoP2

semiconductor

CoP₂ is a cobalt phosphide compound semiconductor with a metallic-like crystal structure, belonging to the family of transition metal phosphides. This material is primarily investigated for electrochemical and catalytic applications, particularly as an active catalyst material for hydrogen evolution, oxygen reduction, and water splitting reactions, where it competes with precious metal catalysts like platinum. CoP₂'s combination of relatively high stiffness and metallic conductivity makes it attractive for researchers seeking earth-abundant alternatives to platinum-group catalysts in energy conversion and environmental remediation technologies.

water splitting catalystshydrogen evolution electrodesoxygen reduction reactions
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CoP3

semiconductor

CoP₃ is a cobalt phosphide compound semiconductor that represents an emerging class of transition metal phosphides with potential applications in energy conversion and catalysis. While not yet widely commercialized, this material is the subject of active research for electrochemical devices and photovoltaic applications, where its semiconducting properties and chemical stability are being explored as alternatives to conventional materials. Engineers considering CoP₃ should recognize it as a research-phase material; its adoption would be driven by specific performance needs in catalytic or optoelectronic systems where traditional semiconductors or catalysts prove insufficient.

hydrogen evolution catalystselectrochemical energy storagephotovoltaic absorbers
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CoPS

semiconductor

CoPS is a cobalt-based compound semiconductor, likely referring to cobalt phosphide sulfide or a similar ternary cobalt chalcogenide phase used in emerging optoelectronic and catalytic applications. While not a mainstream commercial material, CoPS belongs to a family of transition-metal chalcogenides being actively researched for next-generation energy conversion and sensing devices due to their tunable band structure and mixed-valence chemistry.

hydrogen evolution catalystsphotoelectrochemical cellsthin-film optoelectronics
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CoSb2

semiconductor

CoSb2 is a cobalt antimonide intermetallic compound belonging to the skutterudite family of semiconductors, characterized by a cage-like crystal structure that gives it exceptional thermoelectric properties. While primarily investigated as a research material for advanced thermoelectric applications, CoSb2 and related skutterudites are being developed for solid-state power generation and cooling in automotive, aerospace, and industrial waste-heat recovery systems where conventional semiconductors cannot match the combination of electrical conductivity and thermal isolation. Engineers select this material class for extreme-temperature environments and high-efficiency energy conversion where the cage structure effectively scatters phonons while maintaining electron mobility—a critical advantage over conventional semiconductors in harsh operating conditions.

thermoelectric power generationwaste heat recovery systemshigh-temperature energy conversion
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CoSb3

semiconductor

CoSb₃ is a skutterudite-structure intermetallic compound with semiconductor properties, notable for its potential as a thermoelectric material due to the favorable combination of electrical conductivity and low thermal conductivity in its crystal structure. The compound is primarily of research and development interest rather than widespread industrial production, with applications centered on advanced energy conversion and thermal management where its thermoelectric efficiency would enable direct heat-to-electricity conversion or solid-state cooling. CoSb₃ and related skutterudites represent a promising material family for next-generation power generation and waste-heat recovery systems, offering advantages over traditional thermoelectrics in mid-to-high temperature ranges.

thermoelectric power generationwaste heat recoverysolid-state cooling devices
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CoSbS

semiconductor

CoSbS is a ternary semiconductor compound combining cobalt, antimony, and sulfur, belonging to the chalcogenide semiconductor family. While primarily a research material rather than a commodity product, it is investigated for potential applications in thermoelectric energy conversion and photovoltaic devices due to its tunable bandgap and mixed-metal composition. Engineers evaluating this material should consider it as an experimental candidate for next-generation energy harvesting applications where conventional semiconductors face efficiency or cost constraints.

thermoelectric devicesphotovoltaic researchenergy conversion
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CoTe1.88

semiconductor

CoTe1.88 is a cobalt telluride compound semiconductor with a near-stoichiometric tellurium-to-cobalt ratio, belonging to the transition metal telluride family. This material is primarily of research and development interest for thermoelectric and optoelectronic applications, where its narrow bandgap and moderate carrier mobility make it attractive for mid-to-high temperature energy conversion and sensing devices.

thermoelectric power generationwaste heat recoveryinfrared detectors
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Cr2O3

semiconductor

Chromium oxide (Cr₂O₃) is a ceramic semiconductor material belonging to the transition metal oxide family, known for its hardness, chemical stability, and refractory properties. It is widely used in protective coatings, abrasive applications, and pigments across aerospace, automotive, and manufacturing industries, where its resistance to oxidation and corrosion at elevated temperatures makes it valuable for thermal barriers and wear-resistant surfaces. Engineers select Cr₂O₃ over softer alternatives when durability in harsh chemical or thermal environments is critical, though its brittleness and processing complexity require careful design consideration.

thermal barrier coatingsabrasive grinding mediahigh-temperature corrosion protection
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Cr2S3

semiconductor

Chromium sesquisulfide (Cr₂S₃) is a transition metal chalcogenide semiconductor compound combining chromium and sulfur in a 2:3 stoichiometric ratio. This material is primarily of research interest for optoelectronic and photocatalytic applications, where its narrow bandgap and layered crystal structure offer potential advantages in light absorption and charge carrier transport compared to conventional wide-bandgap semiconductors. Industrial adoption remains limited, but the material family shows promise in emerging technologies where earth-abundant alternatives to rare-earth semiconductors are sought.

photocatalytic applicationsoptoelectronic devicesthin-film semiconductors
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Cr3Se4

semiconductor

Cr₃Se₄ is a ternary chromium selenide semiconductor compound that belongs to the family of transition metal chalcogenides. This material is primarily of research and development interest rather than established in high-volume industrial production, with potential applications in optoelectronic and thermoelectric device platforms where chromium-based semiconductors show promise for tunable electronic properties.

experimental optoelectronicsthermoelectric devicesthin-film semiconductors
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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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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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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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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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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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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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