Heterogeneous interface engineering of N–doped carbon onion nanotube chains toward prominent microwave absorption

Y Guo, H Lu - Ceramics International, 2024 - Elsevier
Synthesizing lightweight, thin–profile, and high–performance microwave absorbers has
emerged as an urgent research topic. A promising strategy for carbon–based materials to …

Operando electrical biasing TEM experiments of Ge-rich GST thin films with FIB sample preparation

L Zhang, B Park, L Chapuis, K Gruel, R Cours… - Journal of Alloys and …, 2024 - Elsevier
Abstract Ge-Sb-Te (GST) ternary alloy is the core material for phase-change memory (PCM).
Compared with Ge 2 Sb 2 Te 5 (GST-225), Ge-rich GST (GGST) has a higher crystallization …

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 …

Exploring the evolution of mass density and thickness of N-doped Ge-rich GeSbTe during multistep crystallization

J Remondina, A Portavoce, Y Le Friec, D Benoit… - Scientific Reports, 2024 - nature.com
Among phase change materials, Ge-rich GeSbTe alloys (GGST) are key alloys for the next
generation of embedded phase change memories because of their good thermal stability …

Crystallization kinetics from Ge-rich Ge–Sb–Te thin films: Influence of thickness

P Hans, C Mocuta, Y Le-Friec, P Boivin… - Journal of Applied …, 2023 - pubs.aip.org
The phase transition temperature and crystallization kinetics of phase-change materials
(PCMs) are crucial characteristics for their performance, data retention, and reliability in …

Advanced Metrics for Quantification of By‐Process Segregation beyond Ternary Systems

E Petroni, M Patelmo, A Serafini… - physica status solidi …, 2023 - Wiley Online Library
Ge‐rich GST (GGST) alloys have been shown to fulfill the tough temperature specifications
required by automotive applications. Thus, they are the most promising materials for the …

Investigation of Phase Segregation Dynamics in Ge‐Rich GST Thin Films by In Situ X‐Ray Fluorescence Mapping

T Fernandes, M Texier, P Hans… - physica status solidi …, 2024 - Wiley Online Library
Ge‐rich Ge–Sb–Te alloy is a good candidate for future automotive applications due to its
high crystallization temperature, which allows good data retention at elevated temperatures …

Kinetic Monte Carlo simulations of Ge–Sb–Te thin film crystallization

A Portavoce, G Roland, J Remondina… - …, 2022 - iopscience.iop.org
Simulation of atomic redistribution in Ge–Sb–Te (GST)-based memory cells during
SET/RESET cycling is needed in order to understand GST memory cell failure and to design …

Phase Separation in Ge-Rich GeSbTe at Different Length Scales: Melt-Quenched Bulk versus Annealed Thin Films

DT Yimam, AJT Van Der Ree, O Abou El Kheir… - Nanomaterials, 2022 - mdpi.com
Integration of the prototypical GeSbTe (GST) ternary alloys, especially on the GeTe-Sb2Te3
tie-line, into non-volatile memory and nanophotonic devices is a relatively mature field of …

Understanding crystallization in undoped and nitrogen doped GeTe thin films using substrate curvature measurements

P Jagtap, C Guichet, R Tholapi, P Noe, C Mocuta… - Materialia, 2023 - Elsevier
Herein, we study the crystallization of undoped and nitrogen doped amorphous GeTe thin
films (slightly rich in Ge) obtained by sputtering using substrate curvature measurements to …