The “gene” of reversible phase transformation of phase change materials: Octahedral motif

Z Song, R Wang, Y Xue, S Song - Nano Research, 2022 - Springer
Nonvolatile phase change random access memory (PCRAM) is regarded as one of
promising candidates for next-generation memory in the era of Big Data. The phase …

Interface controlled thermal resistances of ultra-thin chalcogenide-based phase change memory devices

K Aryana, JT Gaskins, J Nag, DA Stewart, Z Bai… - Nature …, 2021 - nature.com
Phase change memory (PCM) is a rapidly growing technology that not only offers
advancements in storage-class memories but also enables in-memory data processing to …

[HTML][HTML] In situ investigation of ion irradiation-induced amorphization of (Ge2Sb2Te5) 1− xCx [0≤ x≤ 0.12]

E Lang, T Clark, R Schoell, K Hattar… - Journal of Applied …, 2023 - pubs.aip.org
Chalcogenide thin films that undergo reversible phase changes show promise for use in
next-generation nanophotonics, microelectronics, and other emerging technologies. One of …

Local structure effects of carbon-doping on the phase change material Ge 2 Sb 2 Te 5

JD Langhout, DN Alverson, C Ginter, B Ravel… - Journal of Materials …, 2024 - pubs.rsc.org
Ge2Sb2Te5 is used in phase change memory, a nonvolatile memory technology, due to its
phase change properties. The primary advantage of phase change memory over the state-of …

Effects of carbon concentration on the local atomic structure of amorphous GST

RJ Appleton, ZD McClure, DP Adams… - The Journal of Chemical …, 2024 - pubs.aip.org
Ge-Sb-Te (GST) alloys are leading phase-change materials for data storage due to the fast
phase transition between amorphous and crystalline states. Ongoing research aims at …

[HTML][HTML] Thermal characterization of Ge-rich GST thin films for phase change memories by Raman thermometry

A Patil, Y Le-Friec, P Roussel, Y Deblock… - Journal of Applied …, 2024 - pubs.aip.org
Doped GeSbTe (GST)-based phase change materials are of growing interest due to their
ability to enable high-temperature data retention for embedded memory applications. This …

[HTML][HTML] Multi-physics modeling of phase change memory operations in Ge-rich Ge 2 Sb 2 Te 5 alloys

R Miquel, T Cabout, O Cueto, B Sklénard… - Journal of Applied …, 2024 - pubs.aip.org
One of the most widely used active materials for phase-change memories (PCM), the ternary
stoichiometric compound Ge 2 Sb 2 Te 5 (GST), has a low crystallization temperature of …

[HTML][HTML] Advances in phase-change materials

K Liu, Z Tian - Journal of Applied Physics, 2021 - pubs.aip.org
A textbook definition of a phase-change material (PCM) is that it releases or absorbs a
substantial amount of energy at a phase transition. The phase change of these materials is …

Distinguishing Isotropic and Anisotropic Signals for X-ray Total Scattering using Machine Learning

DN Alverson, D Olds, MM Butala - arXiv preprint arXiv:2407.12621, 2024 - arxiv.org
Understanding structure-property relationships is essential for advancing technologies
based on thin films. X-ray pair distribution function (PDF) analysis can access relevant …

Simulation multi-échelle des mémoires PCM: du matériau au dispositif

R Miquel - 2023 - theses.hal.science
Les mémoires à changement de phase (PCM) stockent l'information binaire dans la phase
d'un matériau qui peut être soit cristallin, soit amorphe. Ces deux états ayant des résistivités …