Isostructural metal-insulator transition in VO2

D Lee, B Chung, Y Shi, GY Kim, N Campbell, F Xue… - Science, 2018 - science.org
The metal-insulator transition in correlated materials is usually coupled to a symmetry-
lowering structural phase transition. This coupling not only complicates the understanding of …

Picoampere Dark Current and Electro‐Opto‐Coupled Sub‐to‐Super‐linear Response from Mott‐Transition Enabled Infrared Photodetector for Near‐Sensor Vision …

M Kumar, S Lim, J Kim, H Seo - Advanced Materials, 2023 - Wiley Online Library
Light‐intensity selective superlinear photodetectors with ultralow dark current can provide
an essential breakthrough for the development of high‐performing near‐sensor vision …

[HTML][HTML] Wafer-scale growth of VO2 thin films using a combinatorial approach

HT Zhang, L Zhang, D Mukherjee, YX Zheng… - Nature …, 2015 - nature.com
Transition metal oxides offer functional properties beyond conventional semiconductors.
Bridging the gap between the fundamental research frontier in oxide electronics and their …

Direct Observation of Decoupled Structural and Electronic Transitions and an Ambient Pressure Monocliniclike Metallic Phase of

J Laverock, S Kittiwatanakul, AA Zakharov, YR Niu… - Physical review …, 2014 - APS
We report the simultaneous measurement of the structural and electronic components of the
metal-insulator transition (MIT) of VO 2 using electron and photoelectron spectroscopies and …

Opportunities in vanadium-based strongly correlated electron systems

M Brahlek, L Zhang, J Lapano, HT Zhang… - MRS …, 2017 - cambridge.org
The diverse and fascinating properties of transition metal oxides stem from the strongly
correlated electronic degrees of freedom; the scientific challenge and range of possible …

Phase-transition modulated, high-performance dual-mode photodetectors based on WSe2/VO2 heterojunctions

H Luo, B Wang, E Wang, X Wang, Y Sun, Q Li… - Applied Physics …, 2019 - pubs.aip.org
Photodetectors based on two-dimensional (2D) transition metal dichalcogenides (TMDs)
can only be operated in a single photovoltaic or photoconductive mode, showing either high …

Positive-bias gate-controlled metal–insulator transition in ultrathin VO2 channels with TiO2 gate dielectrics

T Yajima, T Nishimura, A Toriumi - Nature communications, 2015 - nature.com
The next generation of electronics is likely to incorporate various functional materials,
including those exhibiting ferroelectricity, ferromagnetism and metal–insulator transitions …

[HTML][HTML] Transport properties of ultra-thin VO2 films on (001) TiO2 grown by reactive molecular-beam epitaxy

H Paik, JA Moyer, T Spila, JW Tashman… - Applied physics …, 2015 - pubs.aip.org
We report the growth of (001)-oriented VO 2 films as thin as 1.5 nm with abrupt and
reproducible metal-insulator transitions (MIT) without a cap** layer. Limitations to the …

MoS2 Heterojunctions by Thickness Modulation

M Tosun, D Fu, SB Desai, C Ko, J Seuk Kang… - Scientific reports, 2015 - nature.com
In this work, we report lateral heterojunction formation in as-exfoliated MoS2 flakes by
thickness modulation. Kelvin probe force microscopy is used to map the surface potential at …

Ultrahigh Responsivity and External Quantum Efficiency of an Ultraviolet-Light Photodetector Based on a Single VO2 Microwire

JM Wu, WE Chang - ACS applied materials & interfaces, 2014 - ACS Publications
We demonstrated a single microwire photodetector first made using a VO2 microwire that
exhibted high responsivity (R λ) and external quantum efficiency (EQE) under varying light …