As1Ge1Te2
As1Ge1Te2 is a semiconducting chalcogenide compound studied for its potential applications in phase-change memory technology.
About As1Ge1Te2
As1Ge1Te2 is a semiconducting compound belonging to the phase-change memory material class. These materials are characterized by their ability to rapidly transition between amorphous and crystalline states, a property that is fundamental to the operation of next-generation non-volatile memory devices.
While this compound exhibits a complex structural landscape with numerous reported configurations, it is categorized as being above the thermodynamic hull. Its role in research is primarily focused on understanding how arsenic integration influences the switching kinetics and stability of chalcogenide-based memory architectures.
Key Properties
Cross-validated computational properties for As1Ge1Te2, aggregated across 2 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Applications
Where As1Ge1Te2 is used.
Frequently Asked Questions
Common questions about As1Ge1Te2, answered from cross-validated data.
What is As1Ge1Te2?
As1Ge1Te2 is a semiconducting chalcogenide compound studied for its potential applications in phase-change memory technology.
What is As1Ge1Te2 used for?
What is the band gap of As1Ge1Te2?
Is As1Ge1Te2 a metal, semiconductor, or insulator?
Is As1Ge1Te2 thermodynamically stable?
How many polymorphs of As1Ge1Te2 are known?
What elements does As1Ge1Te2 contain?
Where does the data for As1Ge1Te2 come from?
How It Compares
Within the phase-change memory materials class.
Within the broad family of phase-change materials, As1Ge1Te2 serves as a specialized variant compared to the industry-standard Ge2Sb2Te5 or the foundational GeTe. While GeTe is highly valued for its robust switching performance, the addition of arsenic into the germanium-telluride framework is investigated to tune the phase-transition temperatures and improve the thermal stability of the amorphous state in memory cells.
Related Compounds
Other Phase-Change Memory Materials in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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