Mott memory and neuromorphic devices
Y Zhou, S Ramanathan - Proceedings of the IEEE, 2015 - ieeexplore.ieee.org
Orbital occupancy control in correlated oxides allows the realization of new electronic
phases and collective state switching under external stimuli. The resultant structural and …
phases and collective state switching under external stimuli. The resultant structural and …
Oxide electronics utilizing ultrafast metal-insulator transitions
Z Yang, C Ko, S Ramanathan - Annual Review of Materials …, 2011 - annualreviews.org
Although phase transitions have long been a centerpiece of condensed matter materials
science studies, a number of recent efforts focus on potentially exploiting the resulting …
science studies, a number of recent efforts focus on potentially exploiting the resulting …
High open‐circuit voltages in tin‐rich low‐bandgap perovskite‐based planar heterojunction photovoltaics
DOI: 10.1002/adma. 201604744 cation.[29–31] Of relevance to this work is the binary metal
perovskite CH3NH3 (PbxSn1–x) I3 [0≤ x≤ 1].[30, 31] Interestingly, the bandgap bows and …
perovskite CH3NH3 (PbxSn1–x) I3 [0≤ x≤ 1].[30, 31] Interestingly, the bandgap bows and …
Electrodynamics of correlated electron materials
Studies of the electromagnetic response of various classes of correlated electron materials
including transition-metal oxides, organic and molecular conductors, intermetallic …
including transition-metal oxides, organic and molecular conductors, intermetallic …
Terahertz metamaterials with VO2 cut-wires for thermal tunability
QY Wen, HW Zhang, QH Yang, YS Xie, K Chen… - Applied physics …, 2010 - pubs.aip.org
An active terahertz (THz) metamaterial with vanadium dioxide (VO 2) cut-wire resonators
fabricated on glass substrate was proposed, and THz time-domain spectroscopy was used …
fabricated on glass substrate was proposed, and THz time-domain spectroscopy was used …
Metamaterials based on the phase transition of VO2
In this article, we present a comprehensive review on recent research progress in design
and fabrication of active tunable metamaterials and devices based on phase transition of VO …
and fabrication of active tunable metamaterials and devices based on phase transition of VO …
Inhomogeneity of the ultrafast insulator-to-metal transition dynamics of VO2
The insulator-metal transition (IMT) of vanadium dioxide (VO2) has remained a long-
standing challenge in correlated electron physics since its discovery five decades ago. Most …
standing challenge in correlated electron physics since its discovery five decades ago. Most …
Terahertz time-domain ellipsometry with high precision for the evaluation of GaN crystals with carrier densities up to 1020 cm−3
VC Agulto, T Iwamoto, H Kitahara, K Toya… - Scientific Reports, 2021 - nature.com
Gallium nitride (GaN) is one of the most technologically important semiconductors and a
fundamental component in many optoelectronic and power devices. Low-resistivity GaN …
fundamental component in many optoelectronic and power devices. Low-resistivity GaN …
Structural, electrical, and terahertz transmission properties of VO2 thin films grown on c-, r-, and m-plane sapphire substrates
The structure, metal-insulator transition (MIT), and related Terahertz (THz) transmission
characteristics of VO 2 thin films obtained by sputtering deposition on c-, r-, and m-plane …
characteristics of VO 2 thin films obtained by sputtering deposition on c-, r-, and m-plane …
Ultrafast insulator-metal phase transition in VO studied by multiterahertz spectroscopy
A Pashkin, C Kübler, H Ehrke, R Lopez, A Halabica… - Physical Review B …, 2011 - APS
The ultrafast photoinduced insulator-metal transition in VO 2 is studied at different
temperatures and excitation fluences using multi-THz probe pulses. The spectrally resolved …
temperatures and excitation fluences using multi-THz probe pulses. The spectrally resolved …