[HTML][HTML] Unveiling the structural origin to control resistance drift in phase-change memory materials
The global demand for data storage and processing is increasing exponentially. To deal
with this challenge, massive efforts have been devoted to the development of advanced …
with this challenge, massive efforts have been devoted to the development of advanced …
Design rules for phase‐change materials in data storage applications
Phase‐change materials can rapidly and reversibly be switched between an amorphous
and a crystalline phase. Since both phases are characterized by very different optical and …
and a crystalline phase. Since both phases are characterized by very different optical and …
[HTML][HTML] CP2K: An electronic structure and molecular dynamics software package-Quickstep: Efficient and accurate electronic structure calculations
CP2K is an open source electronic structure and molecular dynamics software package to
perform atomistic simulations of solid-state, liquid, molecular, and biological systems. It is …
perform atomistic simulations of solid-state, liquid, molecular, and biological systems. It is …
Device-scale atomistic modelling of phase-change memory materials
Computer simulations can play a central role in the understanding of phase-change
materials and the development of advanced memory technologies. However, direct quantum …
materials and the development of advanced memory technologies. However, direct quantum …
High‐throughput screening for phase‐change memory materials
Phase change memory (PCM) is an emerging non‐volatile data storage technology
concerned by the semiconductor industry. To improve the performances, previous efforts …
concerned by the semiconductor industry. To improve the performances, previous efforts …
Tailoring Mid‐Gap States of Chalcogenide Glass by Pressure‐Induced Hypervalent Bonding Towards the Design of Electrical Switching Materials
Phase change memory (PCM) and ovonic threshold switching (OTS) materials using
chalcogenide glass are essential elements in advanced 3D memory chips. The mid‐gap …
chalcogenide glass are essential elements in advanced 3D memory chips. The mid‐gap …
Neural network interatomic potential for the phase change material GeTe
GeTe is a prototypical phase change material of high interest for applications in optical and
electronic nonvolatile memories. We present an interatomic potential for the bulk phases of …
electronic nonvolatile memories. We present an interatomic potential for the bulk phases of …
Revealing the intrinsic nature of the mid-gap defects in amorphous Ge2Sb2Te5
Understanding the relation between the time-dependent resistance drift in the amorphous
state of phase-change materials and the localised states in the band gap of the glass is …
state of phase-change materials and the localised states in the band gap of the glass is …
Bonding origin of optical contrast in phase-change memory materials
B Huang, J Robertson - Physical Review B—Condensed Matter and Materials …, 2010 - APS
The large optical contrast between crystalline and amorphous phases of phase change
memory materials is shown to arise from a large difference in the optical matrix elements …
memory materials is shown to arise from a large difference in the optical matrix elements …
Time-domain separation of optical properties from structural transitions in resonantly bonded materials
The extreme electro-optical contrast between crystalline and amorphous states in phase-
change materials is routinely exploited in optical data storage and future applications …
change materials is routinely exploited in optical data storage and future applications …