Characterization and Modelling of Flexible VO2 Mott Memristor for the Artificial Spiking Warm Receptor

CY Han, ZR Han, SL Fang, SQ Fan… - Advanced Materials …, 2022 - Wiley Online Library
In this work, high‐performance VO2 Mott memristors with the simple via‐hole structure of
Pt/VO2/Pt are fabricated on flexible Kapton polymide (PI) substrate with high endurance (> …

Modeling of the electrical conductivity, thermal conductivity, and specific heat capacity of

J Ordonez-Miranda, Y Ezzahri, K Joulain, J Drevillon… - Physical Review B, 2018 - APS
Based on Bruggeman's symmetric effective-medium formula and an explicit expression
derived for the temperature evolution of the volume fractions of the metallic and isolating …

Critical slowing down at the abrupt Mott transition: When the first-order phase transition becomes zeroth order and looks like second order

S Kundu, T Bar, RK Nayak, B Bansal - Physical Review Letters, 2020 - APS
We report that the thermally induced Mott transition in vanadium sesquioxide shows critical
slowing down and enhanced variance (“critical opalescence”) of the order parameter …

Pressure-induced structural evaluation and insulator-metal transition in the mixed spinel ferrite

S Rahman, S Samanta, D Errandonea, S Yan, K Yang… - Physical Review B, 2017 - APS
The effect of pressure on the electronic properties and crystal structure in a mixed spinel
ferrite Z n 0.2 M g 0.8 F e 2 O 4 was studied for the first time up to 48 GPa at room …

Electric field-effect thermal transistors and logic gates

D Xu, J Zhao, L Liu - International Journal of Heat and Mass Transfer, 2024 - Elsevier
ABSTRACT A prototype of electric field-effect thermal transistor (EFETT) and the derived
thermal logic gates are proposed, using electric potentials as inputs and temperature as …

Emergence of large thermal noise close to a temperature-driven metal-insulator transition

S Chatterjee, RS Bisht, VR Reddy, AK Raychaudhuri - Physical Review B, 2021 - APS
We report that close to a Mott transition there is an emergence of large thermal noise (S th)
which occurs concomitantly with large correlated flicker noise (1 f noise) with significant non …

Phase coexistence near the metal-insulator transition in a compressively strained film grown on : Scanning tunneling, noise, and impedance …

RS Bisht, S Samanta, AK Raychaudhuri - Physical Review B, 2017 - APS
We report an observation of phase coexistence near the metal-insulator transition (MIT) in a
film of NdNi O 3 grown on crystalline substrate LaAl O 3. This was established through a …

Numerical simulations of nanolayered heterostructures of nanopatterned graphene and vanadium oxide for mid-infrared photodetectors operating close to room …

MW Shabbir, S Chandra… - ACS Applied Nano …, 2022 - ACS Publications
We present the model of an ultrasensitive mid-infrared (mid-IR) photodetector consisting of a
hybrid heterostructure made of nanopatterned graphene (NPG) and vanadium dioxide …

Disorder-induced crossover of Mott insulator to weak Anderson localized regime in an argon-irradiated film

RS Bisht, S Chatterjee, S Raha, A Singha, D Kabiraj… - Physical Review B, 2022 - APS
We show that an introduction of disorder in a controlled way using 1 MeV argon (Ar) ion
irradiation, suppresses the correlation driven metal-insulator transition (MIT) in Nd Ni O 3 …

Phase coexistence and pressure-temperature phase evolution of nanorods near the semiconductor-semiconductor transition

S Samanta, Q Li, B Cheng, Y Huang, C Pei, Q Wang… - Physical Review B, 2017 - APS
A comprehensive understanding of the physical origins of the phase transition behaviors of
transition metal oxides is still complex due to the interplay among competing interactions of …