Polymorphism in post-dichalcogenide two-dimensional materials

H Bergeron, D Lebedev, MC Hersam - Chemical Reviews, 2021 - ACS Publications
Two-dimensional (2D) materials exhibit a wide range of atomic structures, compositions, and
associated versatility of properties. Furthermore, for a given composition, a variety of …

Ultralow–switching current density multilevel phase-change memory on a flexible substrate

AI Khan, A Daus, R Islam, KM Neilson, HR Lee… - Science, 2021 - science.org
Phase-change memory (PCM) is a promising candidate for data storage in flexible
electronics, but its high switching current and power are often drawbacks. In this study, we …

Interface formation of two-and three-dimensionally bonded materials in the case of GeTe–Sb 2 Te 3 superlattices

J Momand, R Wang, JE Boschker, MA Verheijen… - Nanoscale, 2015 - pubs.rsc.org
GeTe–Sb2Te3 superlattices are nanostructured phase-change materials which are under
intense investigation for non-volatile memory applications. They show superior properties …

Overview of the role of alloying modifiers on the performance of phase change memory materials

L Kang, L Chen - Journal of Electronic Materials, 2021 - Springer
Phase change memory (PCM) based on chalcogenide compounds is considered to be an
excellent candidate for next-generation memory because of its high speed, low energy …

[PDF][PDF] Phase-change memory materials by design: a strain engineering approach

X Zhou, J Kalikka, X Ji, L Wu, Z Song, RE Simpson - Adv. Mater, 2016 - researchgate.net
DOI: 10.1002/adma. 201505865 sub-layer atoms seems necessary to complete the
transition, the energy barrier for the vertical atomic motion of Ge dominates the switching …

“Stickier”-Surface Sb2Te3 Templates Enable Fast Memory Switching of Phase Change Material GeSb2Te4 with Growth-Dominated Crystallization

J Feng, A Lotnyk, H Bryja, X Wang, M Xu… - … Applied Materials & …, 2020 - ACS Publications
Ge-Sb-Te (GST)-based phase-change memory (PCM) excels in the switching performance
but remains insufficient of the operating speed to replace cache memory (the fastest memory …

A scheme for simulating multi-level phase change photonics materials

Y Wang, J Ning, L Lu, M Bosman… - npj Computational …, 2021 - nature.com
Chalcogenide phase change materials (PCMs) have been extensively applied in data
storage, and they are now being proposed for high resolution displays, holographic …

High Thermoelectric Performance of Non‐Stoichiometric and Oriented GeTe Thin Films

X Zhang, X Lu, P Jiang, X Bao - Small, 2023 - Wiley Online Library
The increasing demand for micro‐thermoelectric coolers and generators promotes the
research on thermoelectric (TE) thin films. As a promising medium‐temperature TE material …

Strain-engineered diffusive atomic switching in two-dimensional crystals

J Kalikka, X Zhou, E Dilcher, S Wall, J Li… - Nature …, 2016 - nature.com
Strain engineering is an emerging route for tuning the bandgap, carrier mobility, chemical
reactivity and diffusivity of materials. Here we show how strain can be used to control atomic …

Atomic Reconfiguration of van der Waals Gaps as the Key to Switching in GeTe/Sb2Te3 Superlattices

AV Kolobov, P Fons, Y Saito, J Tominaga - ACS omega, 2017 - ACS Publications
Nonvolatile memory, of which phase-change memory (PCM) is a leading technology, is
currently a key element of various electronics and portable systems. An important step in the …