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10,375 materials

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ErCu2

metal

ErCu₂ is an intermetallic compound combining erbium (a rare earth element) with copper in a 1:2 stoichiometric ratio. This material belongs to the rare earth-copper intermetallic family, which exhibits unique combinations of magnetic, thermal, and electronic properties not readily available in conventional alloys. ErCu₂ and related rare earth copper compounds have attracted research interest for potential applications in high-temperature magnets, thermoelectric devices, and advanced functional materials where rare earth elements can be leveraged for enhanced performance.

rare earth magnetsthermoelectric deviceshigh-temperature applications
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ErCu2Ge2

metal

ErCu2Ge2 is an intermetallic compound combining erbium, copper, and germanium, belonging to the rare-earth-based metal family. This material is primarily of research and development interest rather than established in mainstream production, with potential applications in thermoelectric devices and advanced functional materials where rare-earth intermetallics are explored for their electronic and thermal properties. Engineers would consider this compound when designing specialized high-temperature or thermoelectric systems that benefit from the unique electronic structure created by erbium-containing phases, though commercial alternatives and more mature rare-earth compounds are typically preferred unless specific property combinations are critical to the application.

thermoelectric devicesresearch phase materialsrare-earth intermetallics
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Er(CuGe)2

metal

Er(CuGe)2 is an intermetallic compound combining erbium with copper and germanium, belonging to the rare-earth intermetallic family. This is a research-phase material studied primarily for its potential thermoelectric and magnetic properties rather than established industrial production. The compound represents exploration within rare-earth-based intermetallics, a class of materials investigated for advanced energy conversion, cryogenic applications, and specialty electronic devices where conventional metallic alloys fall short.

thermoelectric devices (research)cryogenic applicationsmagnetic refrigeration
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ErCuPb

metal

ErCuPb is a ternary metal alloy combining erbium, copper, and lead. This is a specialized research or niche-application composition rather than a common engineering alloy; it belongs to the family of rare-earth–containing metallic systems, which are explored for their unique electromagnetic, thermal, or chemical properties. The inclusion of erbium (a lanthanide) suggests potential interest in applications requiring controlled magnetic behavior, radiation shielding, or high-temperature stability, while the copper–lead combination may provide corrosion resistance or softening effects; however, lead content makes this material subject to environmental and regulatory restrictions in many jurisdictions.

Research/experimental compositionsRare-earth alloy developmentRadiation shielding applications
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Er(CuTe)3

semiconductor

Er(CuTe)₃ is a ternary intermetallic semiconductor compound combining erbium, copper, and tellurium in a 1:3:3 stoichiometry. This is a research-phase material studied primarily in the context of narrow-bandgap semiconductors and thermoelectric applications, rather than an established commercial product. The compound belongs to the family of rare-earth chalcogenides and is of interest for potential use in mid-infrared optoelectronics, solid-state cooling, and high-temperature electronic devices where its electronic and thermal transport properties may offer advantages over conventional semiconductors.

thermoelectric coolingmid-infrared photodetectorsresearch semiconductors
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ErF3

ceramic

Erbium fluoride (ErF3) is an inorganic ceramic compound belonging to the rare-earth fluoride family, characterized by its ionic crystal structure and high chemical stability. It is primarily used in optics, photonics, and specialized laser applications where its transparent window in the infrared spectrum is valuable, as well as in nuclear fuel processing and as a raw material for producing erbium-doped optical fibers and amplifiers. Engineers select ErF3 when compatibility with fluoride-based optical systems or high-temperature corrosion resistance in fluorine-rich environments is required; however, its use is largely confined to advanced research and specialty industries rather than general structural applications.

infrared opticsfiber optic amplifierslaser materials
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ErFe2

metal

ErFe2 is an intermetallic compound in the rare-earth iron family, combining erbium with iron in a 1:2 stoichiometric ratio. This material exhibits magnetic and structural properties typical of rare-earth intermetallics, making it relevant to high-performance applications requiring controlled magnetic behavior and thermal stability. ErFe2 is primarily of research and specialized industrial interest rather than a commodity material, with applications in magnetic devices, high-temperature structural composites, and materials science investigations into rare-earth metallurgy.

rare-earth magnetshigh-temperature alloysmagnetic device components
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ErFeC2

metal

ErFeC2 is an intermetallic compound combining erbium (a rare-earth element), iron, and carbon. This material belongs to the family of rare-earth iron carbides, which are primarily of research and development interest rather than established commercial use. ErFeC2 and related rare-earth iron carbide systems are investigated for potential applications in permanent magnets, high-temperature structural materials, and specialty alloys where the combination of rare-earth elements with iron provides enhanced magnetic or mechanical properties; however, practical industrial deployment remains limited, making this a material of interest mainly to materials researchers and advanced applications engineering.

rare-earth intermetallics researchpermanent magnet developmenthigh-temperature alloy investigation
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ErHg2

ceramic

ErHg2 is an intermetallic ceramic compound composed of erbium and mercury, belonging to the class of rare-earth mercury compounds. This is a research-phase material studied primarily for its potential in specialized electronic and thermal applications where rare-earth intermetallics offer unique phase stability and electronic properties. While not yet widely deployed in mainstream industrial production, ErHg2 and related rare-earth mercury intermetallics are of interest in materials research for applications requiring controlled intermetallic phases, particularly in environments where conventional ceramics or metals prove inadequate.

experimental intermetallic researchrare-earth compound studieshigh-density ceramic phases
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ErIn3S6

semiconductor

ErIn3S6 is a ternary semiconductor compound combining erbium, indium, and sulfur, belonging to the rare-earth chalcogenide family. This material is primarily of research interest for optoelectronic and photonic applications, where rare-earth doping and sulfide-based semiconductors offer tunable bandgaps and potential luminescent properties. While not yet established in high-volume industrial production, ErIn3S6 represents an emerging material for exploring novel light-emission, detection, or quantum-confinement phenomena in the semiconductor research space.

photonic researchrare-earth semiconductorsoptoelectronic devices
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Er(InS2)3

semiconductor

Er(InS2)3 is a rare-earth indium sulfide compound semiconductor, where erbium cations are incorporated into an indium disulfide host lattice. This is a research-stage material within the broader family of rare-earth chalcogenides, investigated primarily for its potential optoelectronic and photonic properties, particularly in infrared and near-infrared applications where erbium's characteristic emission wavelengths (around 1.5 μm) are valuable. Engineers would consider this material for highly specialized photonics applications where rare-earth-doped semiconductors offer advantages in optical signal processing, but the material remains primarily in development rather than established industrial production.

infrared photonicsrare-earth-doped semiconductorsoptical signal processing
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ErIr

ceramic

ErIr is an intermetallic ceramic compound combining erbium and iridium, representing a high-density refractory material in the rare-earth intermetallic family. This material is primarily of research and specialized industrial interest, valued for applications requiring exceptional thermal stability, chemical inertness, and retention of mechanical properties at extreme temperatures. Its use is concentrated in aerospace, nuclear, and advanced thermal management sectors where conventional ceramics or superalloys reach their performance limits.

high-temperature aerospace componentsnuclear reactor cladding and control materialsrefractory coatings and thermal barriers
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ErIr2

ceramic

ErIr2 is an intermetallic ceramic compound combining erbium and iridium, representing a high-density refractory material from the rare-earth intermetallic family. While primarily a research and development material rather than a commodity ceramic, ErIr2 is investigated for extreme high-temperature applications where conventional ceramics reach performance limits, leveraging iridium's oxidation resistance and thermal stability combined with erbium's rare-earth properties. Its notable characteristics make it a candidate for advanced aerospace thermal management, nuclear fuel cladding research, and high-temperature structural applications where material density and stiffness at extreme conditions may outweigh conventional alternatives.

high-temperature structural applicationsaerospace thermal protection systemsnuclear materials research
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ErLu3

ceramic

ErLu3 is a rare-earth ceramic compound combining erbium and lutetium, representing a specialized composition within the rare-earth oxide family. This material is primarily of research and advanced applications interest, particularly for photonic, thermal management, and high-performance structural applications where rare-earth dopants or host matrices are required. Its notable advantage lies in the combined properties that erbium and lutetium bring—erbium for optical and magnetic characteristics, lutetium for high density and neutron absorption—making it relevant for applications where conventional ceramics fall short in extreme or specialized environments.

optical/photonic materialshigh-temperature ceramicsnuclear/radiation shielding
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ErMg2

ceramic

ErMg₂ is an intermetallic ceramic compound combining erbium (a rare earth element) with magnesium, belonging to the family of rare-earth magnesium intermetallics. This material is primarily of research and development interest rather than established industrial production, with potential applications in high-temperature structural components and specialty electronic or thermal management systems where the rare earth element's properties can be leveraged. The rare earth–magnesium intermetallic family is explored for advanced aerospace, nuclear, and high-performance thermal applications where conventional alloys reach their limits, though processing challenges and cost typically restrict current use to specialized or experimental contexts.

high-temperature structural researchrare-earth intermetallic compoundsthermal management systems
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ErN

semiconductor

Erbium nitride (ErN) is a rare-earth transition metal nitride compound belonging to the ceramic semiconductor family, synthesized primarily through thin-film deposition techniques. It is investigated for applications requiring wide-bandgap semiconducting behavior combined with high hardness and thermal stability, though it remains largely in the research and development phase rather than mature industrial production. ErN's potential advantages include unique electronic properties at elevated temperatures and resistance to oxidation, making it of interest for advanced microelectronic and high-temperature device applications where conventional semiconductors fail.

thin-film electronicswide-bandgap semiconductorshigh-temperature device research
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ErNi

metal

ErNi is an intermetallic compound combining erbium (a rare-earth element) with nickel, typically studied in research contexts for advanced functional and structural applications. This material belongs to the rare-earth intermetallic family and is investigated primarily for its potential magnetic, thermal, and electronic properties rather than for widespread industrial production. Engineers and materials researchers consider ErNi-based systems when designing specialty components requiring rare-earth hardening, magnetic functionality, or high-temperature stability in niche aerospace and electronics applications.

rare-earth intermetallicsmagnetic materials researchhigh-temperature alloys
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ErNi2

metal

ErNi2 is an intermetallic compound composed of erbium and nickel, belonging to the rare-earth intermetallic family. This material is primarily of research interest for advanced applications requiring high-temperature stability and magnetic properties, as erbium-nickel compounds exhibit notable magnetocrystalline anisotropy and potential for cryogenic performance. Engineers and researchers consider ErNi2 for specialized applications where the combination of rare-earth and transition-metal properties can provide advantages in extreme environments, though it remains less common in mainstream industrial production compared to conventional nickel-based superalloys.

Rare-earth intermetallicsCryogenic applicationsMagnetic materials research
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ErNi4Au

metal

ErNi₄Au is an intermetallic compound combining erbium, nickel, and gold, belonging to the rare-earth transition metal alloy family. This material is primarily of research interest for applications requiring the unique combination of rare-earth magnetism and noble metal stability, with potential use in advanced magnetic devices, specialized electronic components, and high-performance materials where corrosion resistance and thermal stability are critical. Its ternary composition makes it distinct from binary rare-earth nickel or gold-based systems, positioning it as an exploratory candidate in materials science rather than a commodity engineering material.

magnetic alloys and deviceshigh-temperature intermetallicscorrosion-resistant coatings
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ErNi4B

metal

ErNi4B is an intermetallic compound in the erbium-nickel-boron system, combining a rare-earth element with transition metals to create a hard, brittle phase material. This is a research-phase compound primarily of scientific and materials development interest rather than an established commercial alloy; the erbium-nickel family is investigated for potential applications requiring high hardness, thermal stability, or specialized electromagnetic properties, though practical engineering use remains limited compared to conventional superalloys or tool materials.

materials research and developmentrare-earth intermetallicshard coatings (experimental)
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ErNi5

metal

ErNi5 is an intermetallic compound in the rare-earth nickel family, combining erbium with nickel in a 1:5 stoichiometric ratio. This material is primarily of interest in hydrogen storage applications and magnetocaloric research, where its crystal structure and thermal properties enable hydrogen absorption at moderate pressures and temperatures. ErNi5 represents a class of rare-earth intermetallics valued for their reversible hydrogen uptake capacity, making them candidates for advanced energy storage systems, though they face practical challenges related to activation requirements and cycle stability compared to other metal hydride technologies.

hydrogen storage systemsmetal hydride researchmagnetocaloric applications
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ErNi9

metal

ErNi9 is a rare-earth nickel intermetallic compound containing erbium and nickel in a nominal 1:9 atomic ratio. This material belongs to the family of rare-earth nickel systems, which are primarily investigated for specialized high-temperature and magnetic applications where the combination of rare-earth and transition-metal bonding provides unique phase stability and electronic properties. ErNi9 is predominantly a research material used in fundamental studies of intermetallic phase diagrams, magnetic behavior, and potential applications in advanced functional devices rather than high-volume industrial production.

rare-earth metallurgy researchintermetallic compoundsmagnetic material development
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ErNiSn

metal

ErNiSn is a ternary intermetallic compound combining erbium (rare earth), nickel, and tin, belonging to the family of rare-earth nickel-tin phases. This material is primarily of research and development interest rather than established industrial production, with potential applications in high-temperature structural materials, magnetic devices, or advanced intermetallic systems where rare-earth strengthening and thermal stability are desirable. Engineers would consider this material for niche high-performance applications requiring the unique combination of rare-earth and transition-metal properties, though limited commercial availability and well-characterized data mean it remains largely experimental.

intermetallic research compoundshigh-temperature structural alloysrare-earth functional materials
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ErPbAu

metal

ErPbAu is a ternary intermetallic compound combining erbium (rare earth), lead, and gold. This is a research-phase material studied primarily in materials science for its potential in specialized applications requiring the combined properties of rare earth elements with the chemical stability of noble metals. The material represents an experimental composition within the broader family of rare earth-based intermetallics, which are investigated for applications where conventional alloys cannot meet simultaneous demands for thermal stability, corrosion resistance, and specific mechanical behavior.

research and developmentrare earth intermetallicshigh-temperature compounds
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ErPd

ceramic

ErPd is an intermetallic compound formed from erbium and palladium, belonging to the rare-earth intermetallic ceramic family. This material is primarily of research and development interest rather than established production use, with potential applications in high-temperature structural applications and advanced functional devices that leverage rare-earth chemistry. Engineers would consider ErPd for specialized applications requiring the combined properties of rare-earth elements with palladium's catalytic or thermal characteristics, though material availability and processing complexity typically limit adoption to laboratory and prototype-scale work.

rare-earth intermetallics researchhigh-temperature structural compositescatalytic device substrates
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ErPd3

ceramic

ErPd3 is an intermetallic ceramic compound combining erbium (a rare earth element) with palladium in a 1:3 stoichiometric ratio. This material belongs to the family of rare-earth palladium intermetallics, which are primarily investigated for high-temperature structural applications, thermal management, and catalytic or electronic device contexts. ErPd3 represents an experimental research compound rather than a commercial-scale engineering material; its notable characteristics stem from the combination of rare-earth hardness and palladium's thermal conductivity and chemical stability, making it relevant for emerging applications in extreme environments or advanced functional devices.

high-temperature structural materials (research phase)rare-earth intermetallicsthermal management systems
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ErPt

metal

ErPt is an intermetallic compound formed between erbium (a rare earth element) and platinum, belonging to the class of rare earth–platinum alloys. This material is primarily of research and specialized industrial interest rather than commodity use, valued for its potential in high-temperature applications, magnetic device applications, and as a constituent in advanced functional materials where rare earth–transition metal interactions are exploited.

High-temperature structural applicationsMagnetic materials researchRare earth intermetallic compounds
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ErPt2

metal

ErPt2 is an intermetallic compound composed of erbium and platinum, belonging to the rare-earth-transition metal alloy family. This material is primarily of research and specialized interest rather than high-volume industrial use, with potential applications in high-temperature structural applications, magnetic devices, and advanced aerospace or electronics where the combination of rare-earth and noble-metal properties offers advantages in thermal stability and corrosion resistance. Engineers would consider ErPt2 in niche applications requiring exceptional high-temperature performance or specific magnetic/electrical properties, though availability, cost, and processing complexity typically limit it to development programs and specialized components rather than commodity manufacturing.

high-temperature intermetallicsrare-earth alloysresearch compounds
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ErPt3

metal

ErPt3 is an intermetallic compound combining erbium (a rare earth element) with platinum in a 1:3 stoichiometric ratio, forming a dense metallic phase with high stiffness. This material is primarily of research and academic interest rather than established industrial production, studied for its potential in high-temperature structural applications and magnetic or electronic properties where rare earth–platinum compounds show promise. Engineers would consider ErPt3 only in specialized contexts requiring extreme mechanical stability or where rare earth–transition metal synergy provides performance advantages unavailable in conventional alloys.

research phase materialshigh-temperature intermetallicsrare earth compounds
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ErRe2O8

ceramic

ErRe2O8 is a rare-earth rhenium oxide ceramic compound combining erbium (a lanthanide) with rhenium in a structured oxide matrix. This material exists primarily in the research domain as a potential high-temperature ceramic, with applications being explored in specialized contexts where thermal stability and exotic elemental combinations may offer advantages over conventional oxides.

high-temperature ceramicsrefractory materialsresearch and development
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Er(ReO4)2

ceramic

Er(ReO4)2 is an erbium rhenium perrhenate ceramic compound combining rare-earth (erbium) and transition-metal (rhenium) oxide chemistry. This is a specialized research compound rather than an established commercial material; it belongs to the family of rare-earth perrhenate ceramics being investigated for high-temperature structural and functional applications. The combination of erbium's luminescent properties and rhenium's refractory character suggests potential use in extreme thermal environments or as a host material for optical/electronic functions, though applications remain largely at the exploratory stage.

high-temperature ceramics (research phase)rare-earth optical materialsrefractory composites
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ErRh

ceramic

ErRh is an intermetallic ceramic compound combining erbium and rhodium, belonging to the family of rare-earth transition metal ceramics. This material is primarily of research and development interest rather than established in widespread industrial production, with potential applications in high-temperature structural applications and advanced functional devices where the combination of rare-earth and noble metal properties offers unique thermal stability and chemical resistance.

high-temperature structural ceramicsrare-earth intermetallics researchthermal barrier coatings development
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ErRh2

ceramic

ErRh2 is an intermetallic compound combining erbium (a rare-earth element) with rhodium in a 1:2 stoichiometric ratio, forming a ceramic-class material with high density and potential for specialized high-temperature applications. This material represents a research-phase intermetallic rather than a widely commercialized engineering ceramic; the ErRh2 system is primarily studied for its thermodynamic stability, magnetic properties, and potential use in advanced alloy development and materials science research rather than established industrial production. Its notable density and rare-earth character make it relevant to exploratory work in high-performance alloys, catalytic systems, or specialized aerospace/materials research contexts where rare-earth intermetallics are investigated.

materials research and developmentrare-earth intermetallic compoundshigh-temperature phase studies
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ErRu2

ceramic

ErRu2 is an intermetallic ceramic compound combining erbium and ruthenium, belonging to the family of rare-earth metal ceramics used in advanced high-temperature and specialized applications. This material is primarily of research and development interest rather than widespread industrial use, with potential applications in extreme environment components where thermal stability, oxidation resistance, and high-temperature strength are critical. The erbium-ruthenium system represents an emerging materials class being explored for next-generation aerospace, nuclear, and catalytic applications where conventional superalloys reach their performance limits.

High-temperature structural componentsNuclear reactor materials (research)Aerospace engine components
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ErRu3

ceramic

ErRu3 is an intermetallic ceramic compound composed of erbium and ruthenium, belonging to the family of rare-earth metal intermetallics. This material is primarily of research and developmental interest rather than established in high-volume industrial production, with potential applications in high-temperature structural applications and specialized electronic or magnetic devices where rare-earth elements provide functional advantages.

high-temperature structural ceramicsrare-earth intermetallics researchelectronic device components
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ErSe2

semiconductor

ErSe₂ is a rare-earth selenide semiconductor compound composed of erbium and selenium, belonging to the family of binary rare-earth chalcogenides. This material is primarily of research and development interest rather than established in high-volume production, with potential applications in infrared optics, thermoelectric devices, and specialized electronic components where rare-earth semiconductors offer unique optical or thermal properties.

infrared optics and detectorsthermoelectric devicesresearch semiconductors
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ErSi

ceramic

ErSi is an erbium silicide ceramic compound that combines a rare-earth element with silicon to create a high-density intermetallic ceramic material. This compound is primarily investigated in research and advanced materials development for applications requiring thermal stability and resistance to oxidation at elevated temperatures. ErSi and related rare-earth silicides are of particular interest in aerospace and high-temperature structural applications where conventional ceramics or metal alloys reach their performance limits.

high-temperature aerospace componentsoxidation-resistant coatingsrare-earth intermetallic research
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ErSi2

ceramic

ErSi₂ is an intermetallic ceramic compound belonging to the rare-earth silicide family, characterized by a hexagonal crystal structure typical of RESi₂ phases. This material is primarily of research and development interest for high-temperature applications, where its combination of ceramic hardness with metallic thermal and electrical conductivity makes it a candidate for extreme-environment structural and functional components. ErSi₂ is notable for thermal stability and oxidation resistance in comparison to pure rare-earth metals, though industrial adoption remains limited relative to more established ceramic systems like alumina or silicon carbide.

high-temperature structural compositesrefractory coatingsaerospace thermal protection
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ErSi2Pd2

ceramic

ErSi2Pd2 is an intermetallic ceramic compound combining erbium, silicon, and palladium, representing a specialized material class that bridges traditional ceramics and metallic intermetallics. This is primarily a research and development compound studied for high-temperature applications and advanced material systems; it is not widely deployed in mainstream industrial production. The material's interest lies in its potential for high-temperature structural applications, wear resistance, or electronic applications where the combination of rare-earth (erbium) and transition metal (palladium) phases may offer thermal stability or electronic properties not available in conventional ceramics.

high-temperature ceramics (research phase)intermetallic compoundsadvanced materials development
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ErSiPd

ceramic

ErSiPd is an intermetallic ceramic compound combining erbium, silicon, and palladium, representing a rare-earth silicide system with metallic bonding character. This material is primarily of research interest rather than established commercial use, being investigated for high-temperature structural applications and potential catalytic or electronic properties that leverage the chemical activity of its constituent elements. The combination of rare-earth erbium with refractory silicon and noble-metal palladium suggests exploration in specialized domains such as thermal barrier coatings, high-temperature structural composites, or advanced catalysis where conventional ceramics or superalloys reach their limits.

High-temperature structural researchRare-earth silicide systemsExperimental intermetallics
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Er(SiPd)2

ceramic

Er(SiPd)₂ is an intermetallic ceramic compound combining erbium, silicon, and palladium, belonging to the rare-earth silicide family. This material is primarily of research and development interest rather than established industrial production, with potential applications in high-temperature structural ceramics and electronic applications where rare-earth intermetallics offer thermal stability and potential functional properties. The incorporation of palladium is notable as it may enhance sintering behavior or create catalytic functionality compared to conventional rare-earth silicates.

high-temperature ceramics (research)rare-earth intermetallicsadvanced structural applications
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ErSnAu

metal

ErSnAu is a ternary intermetallic compound combining erbium (a rare earth element), tin, and gold. This material belongs to the family of rare-earth-based metallic compounds and appears to be primarily a research or specialized material rather than a mainstream industrial alloy. The combination of these elements suggests potential applications in high-performance scenarios where the properties of rare earths—such as electronic or magnetic characteristics—can be leveraged, possibly in conjunction with the corrosion resistance and workability that gold and tin can impart.

rare-earth intermetallicsresearch compoundselectronic materials
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ErTe

semiconductor

ErTe is an intermetallic compound composed of erbium and tellurium, belonging to the family of rare-earth tellurides. It is primarily a research-stage semiconductor material investigated for potential applications in thermoelectric devices and quantum materials, where rare-earth tellurides have shown promise for temperature-dependent conductivity and thermal transport manipulation.

Thermoelectric devicesResearch semiconductorsRare-earth compounds
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ErTlPd

ceramic

ErTlPd is an intermetallic ceramic compound containing erbium, thallium, and palladium—a rare ternary phase that lies outside conventional engineering material families. This appears to be a research or exploratory compound with limited documented industrial use; materials in this composition space are typically investigated for specialized electronic, magnetic, or high-temperature applications where unique phase stability or specific property combinations offer advantages unavailable in more common alternatives.

Research and developmentIntermetallic phasesHigh-temperature applications
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ErZn12

ceramic

ErZn12 is an intermetallic ceramic compound combining erbium (a rare-earth element) with zinc in a 1:12 stoichiometric ratio. This material belongs to the family of rare-earth zinc intermetallics, which are primarily investigated in research and development contexts for their potential in high-temperature applications and specialized electronic or magnetic applications. ErZn12 is not widely established in mainstream industrial production, making it most relevant for advanced materials research, specialized functional applications, or emerging technologies where rare-earth–zinc combinations offer unique property advantages over conventional alternatives.

rare-earth research compoundshigh-temperature intermetallicsmagnetic material development
✓RoHS✓REACH✓Prop 65

ethyl cellulose

polymer

Ethyl cellulose is a semi-synthetic polymer derived from natural cellulose through ethyl ether substitution, creating a thermoplastic material with tunable solubility and processing characteristics. It is widely used in coatings, adhesives, and pharmaceutical applications where its film-forming ability, low toxicity, and compatibility with organic solvents are valued; engineers select it over synthetic alternatives when natural origin, biodegradability, or regulatory acceptance (particularly in food contact and pharmaceutical contexts) are required. Notable for its ease of processing and ability to form clear, flexible films, ethyl cellulose bridges the gap between natural polymers and fully synthetic plastics.

pharmaceutical tablet coatingsfood packaging filmsprotective coatings and varnishes
✓RoHS✓REACH✓Prop 65?UL 94

ethylene-propylene diene terpolymer

polymer

Ethylene-propylene diene terpolymer (EPDM) is a synthetic rubber formed from three monomers that creates an elastomer with excellent resistance to weathering, ozone, and temperature extremes. It is widely used in automotive sealing applications (weatherstripping, gaskets, radiator hoses), roofing membranes, and industrial hose assemblies where long-term outdoor durability and chemical resistance are critical. Engineers select EPDM over natural rubber or nitrile when applications demand superior ozone and UV resistance combined with low-temperature flexibility, making it the standard choice for systems exposed to harsh environments over extended service life.

automotive seals and gasketsroofing membranesindustrial hoses
✓RoHS✓REACH✓Prop 65?UL 94

ethylene-propylene rubber

polymer

Ethylene-propylene rubber (EPR) is a synthetic elastomer copolymer composed of ethylene and propylene monomers, valued for its excellent resistance to heat, ozone, and weathering. It is widely used in automotive seals, gaskets, and hoses, as well as in roofing membranes, cable insulation, and industrial vibration damping applications, where its low-temperature flexibility and chemical resistance make it preferable to natural rubber or neoprene in outdoor and thermally demanding environments.

automotive seals and gasketsHVAC ductworkelectrical cable insulation
✓RoHS✓REACH✓Prop 65?UL 94

ethylene-vinyl acetate copolymer

polymer

Ethylene-vinyl acetate (EVA) copolymer is a flexible thermoplastic formed by copolymerizing ethylene with vinyl acetate monomers, combining the toughness of polyethylene with the softness and tackiness imparted by vinyl acetate content. EVA is widely used in footwear (midsoles, insoles), cushioning applications, flexible tubing, and protective packaging due to its low-temperature flexibility, impact absorption, and processability. Engineers favor EVA over rigid plastics when conformable cushioning with moderate temperature performance is needed, and over natural rubber when consistent processing, lighter weight, or lower cost is prioritized.

shoe midsoles and insolesprotective packaging and foamflexible tubing and gaskets
✗RoHS!REACH✓Prop 65?UL 94

ethylene-vinyl alcohol copolymer

polymer

Ethylene-vinyl alcohol (EVOH) copolymer is a semicrystalline thermoplastic formed by partial hydrolysis of ethylene-vinyl acetate, combining the processing ease of vinyl acetate with the barrier properties of vinyl alcohol units. It is widely used in food packaging, automotive fuel systems, and pharmaceutical containers where its exceptional gas barrier performance—particularly against oxygen—makes it superior to many commodity plastics, while its chemical resistance and compatibility with multilayer film structures enable demanding applications where moisture or solvent exposure is a concern.

food packaging filmsoxygen barrier layersautomotive fuel tanks
✗RoHS!REACH✓Prop 65?UL 94

Eu1.75Ag0.5Ge1S4

semiconductor

Eu1.75Ag0.5Ge1S4 is a quaternary sulfide semiconductor compound combining rare-earth europium, silver, germanium, and sulfur elements. This is an experimental material primarily studied in solid-state chemistry and materials research for its potential optoelectronic and photonic properties, rather than a mature commercial product. The rare-earth incorporation and mixed-metal sulfide structure make it a candidate for investigating novel light emission, absorption, or charge-transport phenomena in the semiconductor research community.

solid-state lighting researchphotonic materials developmentrare-earth compound studies
✓RoHS✓REACH✓Prop 65

Eu1.83Ta15O32

semiconductor

Eu1.83Ta15O32 is a mixed rare-earth–transition-metal oxide ceramic compound containing europium and tantalum. This material belongs to the family of complex metal oxides and is primarily of research and developmental interest, with potential applications in optoelectronic devices, photocatalysis, and specialized ceramic systems that exploit rare-earth luminescence or tantalum's high refractive index and chemical stability. The specific stoichiometry suggests investigation into tunable electronic and optical properties for next-generation semiconducting or photofunctional ceramics, though industrial deployment remains limited compared to more established rare-earth or tantalate-based materials.

photocatalytic coatingsoptoelectronic thin filmsresearch ceramics
✓RoHS✓REACH✓Prop 65

Eu2BaMn2O7

ceramic

Eu2BaMn2O7 is a rare-earth-containing oxide ceramic compound belonging to the pyrochlore or layered perovskite family, combining europium, barium, and manganese oxides. This material is primarily of research interest for functional ceramic applications, particularly in magnetism, catalysis, and luminescence studies, where the europium dopant can provide photoluminescent properties and the manganese provides magnetic functionality. While not yet established in widespread commercial production, compounds in this family are being investigated as potential candidates for solid-state lighting, magnetic refrigeration, catalytic converters, and high-temperature ceramic coatings.

Research and development ceramicsPhotoluminescent materialsMagnetic oxide compounds
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Eu2CaO3

ceramic

Eu₂CaO₃ is a rare-earth oxide ceramic compound containing europium and calcium, belonging to the class of lanthanide-based oxides. This material is primarily investigated in research contexts for photoluminescent and optical applications, where europium's characteristic red emission under UV or cathode-ray excitation is leveraged. The compound represents a member of the rare-earth oxide family with potential use in display technologies, radiation detection, and high-temperature ceramics, though it remains largely experimental rather than a widely deployed engineering material.

phosphor coatingsoptical ceramicsdisplay technology research
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Eu2C(NO)2

ceramic

Eu2C(NO)2 is a rare-earth oxynitride ceramic compound containing europium, carbon, nitrogen, and oxygen. This is a research-phase material belonging to the family of rare-earth mixed-anion ceramics, which are of interest for their potential thermal, electronic, and optical properties that differ from conventional oxide or nitride ceramics. The compound has not achieved widespread industrial adoption; it is primarily studied in academic and exploratory materials research contexts for understanding structure-property relationships in complex ceramic systems.

rare-earth ceramics researchhigh-temperature structural materialsoptical/photonic materials development
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Eu2CuO4

ceramic

Eu2CuO4 is a mixed-valence copper oxide ceramic compound containing europium, belonging to the family of rare-earth cuprates. This material is primarily of research interest rather than established industrial use, investigated for its electronic and magnetic properties in the context of high-temperature superconductors and strongly correlated electron systems. The compound's potential applications lie in advanced electronics and energy applications where unusual charge-transfer behavior and magnetic interactions are exploited, though it remains largely confined to laboratory investigation rather than commercial manufacturing.

superconductor researchhigh-temperature electronicsmagnetic materials development
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Eu2Ga2GeS7

semiconductor

Eu2Ga2GeS7 is a rare-earth chalcogenide semiconductor compound combining europium, gallium, germanium, and sulfur into a quaternary sulfide structure. This is an experimental research material rather than a commercial product, belonging to the family of wide-bandgap semiconductors with potential applications in optoelectronics and photonics where rare-earth dopants can provide luminescent or nonlinear optical properties. The material's appeal lies in engineering bandgaps and optical response through rare-earth-chalcogenide combinations for next-generation infrared detection, photon upconversion, or specialized optical devices where conventional semiconductors (Si, GaAs) are inadequate.

infrared optoelectronics (research)photonic devices (developmental)rare-earth luminescent materials
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Eu2(Ga3Rh)3

ceramic

Eu2(Ga3Rh)3 is an intermetallic ceramic compound combining europium, gallium, and rhodium in a structured lattice. This is a research-phase material studied primarily for its potential electronic and magnetic properties rather than established industrial production; compounds in this family are investigated for applications requiring precise control of electron behavior and magnetic response at elevated temperatures.

Research and developmentThermoelectric devicesMagnetic materials research
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Eu2Ga9Rh3

ceramic

Eu2Ga9Rh3 is an intermetallic ceramic compound combining europium, gallium, and rhodium—a rare-earth containing material that exists primarily in research contexts rather than established industrial production. This compound belongs to the family of complex intermetallics and rare-earth ceramics, which are of interest for their potential in high-temperature applications, electronic materials, and catalytic systems. While not yet a mainstream engineering material, compounds in this family are studied for specialized applications requiring thermal stability, electronic functionality, or catalytic behavior in demanding environments.

high-temperature ceramics (research)rare-earth intermetallicscatalytic materials (exploratory)
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Eu2Ge(BO4)2

ceramic

Eu2Ge(BO4)2 is a rare-earth-containing borate ceramic composed of europium, germanium, and borate groups. This is a research-phase compound studied primarily for its luminescent and photonic properties, particularly as a potential host material for rare-earth ion doping in scintillators, phosphors, and optical applications. The germanium-borate framework combined with europium's characteristic red-emission spectrum makes this material of interest in materials research communities exploring next-generation lighting, radiation detection, and photonic devices, though it remains largely experimental without established high-volume industrial production.

scintillator materials (research)luminescent ceramicsoptical phosphors
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