activity
20112022
most citedSynthesis of clathrate cerium superhydride CeH9 below 100 GPa with atomic hydrogen sublattice

1k citations · 1.7k across the 20 of their papers we have counts for

collaborators

21 papers

cond-mat.mtrl-sci2022★ 14 cited

Quantitative determination of interlayer electronic coupling at various critical points in bilayer MoS2

Wei-Ting Hsu, Jiamin Quan, Chi-Ruei Pan +7

Tailoring interlayer coupling has emerged as a powerful tool to tune the electronic structure of van der Waals (vdW) bilayers. One example is the usage of the moire pattern to crea…

cond-mat.mtrl-sci2021

Iron-rich Fe-O compounds with closest-packed layers at core pressures

Jin Liu, Yang Sun, Chaojia Lv +7

Oxygen solubility in solid iron is extremely low, even at high pressures and temperatures. Thus far, no Fe-O compounds between Fe and FeO endmembers have been reported experimental…

cond-mat.mtrl-sci2021

Strain-Modulated Interlayer Charge and Energy Transfers in MoS2/WS2 Heterobilayer

Joon-Seok Kim, Nikhilesh Maity, Myungsoo Kim +5

Excitonic properties in 2D heterobilayers are closely governed by charge transfer (CT) and excitonic energy transfer (ET) at van der Waals interfaces. Various means have been emplo…

cond-mat.mtrl-sci2020★ 64 cited

Low thermal conductivity of iron-silicon alloys at Earth core conditions with implications for the geodynamo

Wen-Pin Hsieh, Alexander F. Goncharov, Stéphane Labrosse +5

Earth core is composed of iron (Fe) alloyed with light elements, e.g., silicon (Si). Its thermal conductivity critically affects Earth thermal structure, evolution, and dynamics, a…

physics.geo-ph2020★ 91 cited

Reconciliation of experiments and theory on transport properties of iron and the geodynamo

Zhang Youjun, Hou Mingqiang, Liu Guangtao +6

The amount of heat transport from the core, which constrains the dynamics and thermal evolution of the region, depends on the transport properties of iron. Ohta et al.(2016) and Ko…

cond-mat.mtrl-sci2020

Stacking Order Driven Optical Properties and Carrier Dynamics in ReS2

Yongjian Zhou, Nikhilesh Maity, Amritesh Rai +8

Two distinct stacking orders in ReS2 are identified without ambiguity and their influence on vibrational, optical properties and carrier dynamics are investigated. With atomic reso…

physics.geo-ph2019★ 21 cited

Blocked radiative heat transport in the hot pyrolitic lower mantle

Sergey S. Lobanov, Nicholas Holtgrewe, Gen Ito +8

The heat flux across the core-mantle boundary (QCMB) is the key parameter to understand the Earth/s thermal history and evolution. Mineralogical constraints of the QCMB require dec…

physics.geo-ph2019★ 1 cited

Opaque Lowermost Mantle

Sergey S. Lobanov, François Soubiran, Nicholas Holtgrewe +3

Earth/s lowermost mantle displays complex geological structures that likely result from heterogeneous thermal and electromagnetic interaction with the core. Geophysical models of t…

physics.geo-ph2019★ 11 cited

Fe alloy slurry and a compacting cumulate pile across Earth's inner-core boundary

Youjun Zhang, Peter Nelson, Nick Dygert +1

Seismic observations show a reduced compressional-wave gradient at the base of the outer core relative to the preliminary reference Earth model and seismic wave asymmetry between t…

cond-mat.mtrl-sci2018★ 26 cited

Picosecond Transient Thermoreflectance for Thermal Conductivity Characterization

Jihoon Jeong, Xianghai Meng, Ann Kathryn Rockwell +4

We have developed a transient thermoreflectance technique using picosecond pulsed and cw laser to study thermal conductivity and interface conductance in both thin-films and bulk m…

cond-mat.mtrl-sci2018★ 1k cited

Synthesis of clathrate cerium superhydride CeH9 below 100 GPa with atomic hydrogen sublattice

Nilesh P. Salke, M. Mahdi Davari Esfahani, Youjun Zhang +7

Hydrogen-rich superhydrides are believed to be very promising high-Tc superconductors as they are expected to mimic characteristics of metallic hydrogen. Recent experiments discove…

cond-mat.mtrl-sci2017★ 138 cited

Giant Thermal Conductivity Enhancement in Multilayer MoS2 under Highly Compressive Strain

Xianghai Meng, Tribhuwan Pandey, Suyu Fu +9

Multilayer MoS2 possesses highly anisotropic thermal conductivities along in-plane and cross-plane directions that could hamper heat dissipation in electronics. With about 9% cross…

cond-mat.mtrl-sci2017★ 25 cited

Iron Partitioning between Ferropericlase and Bridgmanite in the Earth's Lower Mantle

Shenzhen Xu, Jung-Fu Lin, Dane Morgan

Earth's lower mantle is generally believed to be seismically and chemically homogeneous because most of the key seismic parameters can be explained using a simplified mineralogical…

physics.geo-ph2016

Optical signatures of low spin Fe3+: a new probe for the spin state of bridgmanite and post-perovskite

Sergey S. Lobanov, Han Hsu, Jung-Fu Lin +2

Iron spin transition directly affects properties of lower mantle minerals and can thus alter geophysical and geochemical characteristics of the deep Earth. While the spin transitio…

physics.geo-ph2016★ 30 cited

Radiative conductivity and abundance of post-perovskite in the lowermost mantle

Sergey S. Lobanov, Nicholas Holtgrewe, Jung-Fu Lin +1

Thermal conductivity of the lowermost mantle governs the heat flow out of the core energizing planetary-scale geological processes. Yet, there are no direct experimental measuremen…

cond-mat.supr-con2016★ 19 cited

Origin of Pressure-induced Superconducting Phase in KFeSe studied by Synchrotron X-ray Diffraction and Spectroscopy

Yoshiya Yamamoto, Hitoshi Yamaoka, Masashi Tanaka +12

Pressure dependence of the electronic and crystal structures of KFeSe, which has pressure-induced two superconducting domes of SC I and SC II, was investigated…

cond-mat.mtrl-sci2015★ 116 cited

Origin of the superconductivity of WTe2 under pressure

Pengchao Lu, Joon-Seok Kim, Jing Yang +9

Tungsten ditelluride (WTe2) has attracted significant attention due to its interesting electronic properties, such as the unsaturated magnetoresistance and superconductivity. Recen…

cond-mat.supr-con2014★ 48 cited

Pressure decoupled magnetic and structural transitions of the parent compound of iron based 122 superconductors BaFe2As2

Junjie Wu, Jungfu Lin, Xiancheng Wang +5

The recent discovery of iron ferropnictide superconductors has received intensive concerns on magnetic involved superconductors. Prominent features of ferropnictide superconductors…

cond-mat.str-el2013★ 53 cited

Unified understanding of the valence transition in the rare-earth monochalcogenides under pressure

Ignace Jarrige, Hitoshi Yamaoka, Jean-Pascal Rueff +10

Valence instability is a key ingredient of the unusual properties of f electron materials, yet a clear understanding is lacking as it involves a complex interplay between f electro…

cond-mat.str-el2011★ 3 cited

P-T phase diagram of iron arsenide superconductor NdFeAsO0.88F0.12

Alexander G. Gavriliuk, Viktor V. Struzhkin, Sergey G. Ovchinnikov +5

NdFeAsO0.88F0.12 belongs to the recently discovered family of high-TC iron-based superconductors. The influence of high pressure on transport properties of this material has been s…

cond-mat.str-el2011

Quantum critical point and spin fluctuations in the lower-mantle ferropericlase

I. S. Lyubutin, V. V. Struzhkin, A. A. Mironovich +7

Ferropericlase, (Mg,Fe)O is one of the most abundant minerals of the Earth's lower mantle. The high-spin (HS) to low-spin (LS) transition in the Fe2+ ions can dramatically alter th…