Search Results - "Lui, Chun Hung"

Tuning ultrafast electron thermalization pathways in a van der Waals heterostructure by Ma, Qiong, Andersen, Trond I., Nair, Nityan L., Gabor, Nathaniel M., Massicotte, Mathieu, Lui, Chun Hung, Young, Andrea F., Fang, Wenjing, Watanabe, Kenji, Taniguchi, Takashi, Kong, Jing, Gedik, Nuh, Koppens, Frank H. L., Jarillo-Herrero, Pablo

“…Interlayer transport can be made to occur slower or faster than intralayer scattering in van der Waals heterostructures, allowing the thermalization pathways…”
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Reliability and Convergent Validity of Endurance Indices Derived from Near-Infrared Spectroscopy and Electromyography during a Bilateral Hanging Task in Amateur Rock Climbers by Kwong, Wai-Hang, Li, Jia-Qi, Lui, Chun-Hung, Luk, Hiu-Tung, Lau, King-Fung, Seaby, Ray, Sidarta, Ananda

“…The ability to hang for a long time before forearm muscle fatigue is a crucial element of successful rock climbing. Electromyography (EMG) and near-infrared…”
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Spin-induced linear polarization of photoluminescence in antiferromagnetic van der Waals crystals by Wang, Xingzhi, Cao, Jun, Lu, Zhengguang, Cohen, Arielle, Kitadai, Hikari, Li, Tianshu, Tan, Qishuo, Wilson, Matthew, Lui, Chun Hung, Smirnov, Dmitry, Sharifzadeh, Sahar, Ling, Xi

“…Antiferromagnets are promising components for spintronics due to their terahertz resonance, multilevel states and absence of stray fields. However, the zero…”
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Large, valley-exclusive Bloch-Siegert shift in monolayer WS2 by Sie, Edbert J, Lui, Chun Hung, Yi-Hsien, Lee, Fu, Liang, Kong, Jing, Gedik, Nuh

“…Single atomic layers of transition metal dichalcogenide (TMD) materials have two nonequivalent valleys in their electronic structure. When researchers shine…”
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Observation of an electric-field-induced band gap in bilayer graphene by infrared spectroscopy by Mak, Kin Fai, Lui, Chun Hung, Shan, Jie, Heinz, Tony F

“…It has been predicted that application of a strong electric field perpendicular to the plane of bilayer graphene can induce a significant band gap. We have…”
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Observation of an electrically tunable band gap in trilayer graphene by Lui, Chun Hung, Li, Zhiqiang, Mak, Kin Fai, Cappelluti, Emmanuele, Heinz, Tony F.

“…Monolayer graphene has no electronic band gap. Bilayer graphene does, and can be controlled by an electric field. And for trilayer graphene, infrared…”
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Measurement of the thermal conductance of the graphene/SiO2 interface by Mak, Kin Fai, Lui, Chun Hung, Heinz, Tony F.

“…We have examined the interfacial thermal conductance GK of single and multilayer graphene samples prepared on fused SiO2 substrates by mechanical exfoliation…”
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Ultraflat graphene by Heinz, Tony F, Lui, Chun Hung, Liu, Li, Flynn, George W, Mak, Kin Fai

“…Graphene, a single atomic layer of carbon connected by sp2 hybridized bonds, has attracted intense scientific interest since its recent discovery. Much of the…”
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Exciton-polaron Rydberg states in monolayer MoSe2 and WSe2 by Liu, Erfu, van Baren, Jeremiah, Lu, Zhengguang, Taniguchi, Takashi, Watanabe, Kenji, Smirnov, Dmitry, Chang, Yia-Chung, Lui, Chun Hung

“…Exciton polaron is a hypothetical many-body quasiparticle that involves an exciton dressed with a polarized electron-hole cloud in the Fermi sea. It has been…”
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Measurement of the optical conductivity of graphene by Mak, Kin Fai, Sfeir, Matthew Y, Wu, Yang, Lui, Chun Hung, Misewich, James A, Heinz, Tony F

“…Optical reflectivity and transmission measurements over photon energies between 0.2 and 1.2 eV were performed on single-crystal graphene samples on a SiO2…”
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Temperature-Activated Layer-Breathing Vibrations in Few-Layer Graphene by Lui, Chun Hung, Ye, Zhipeng, Keiser, Courtney, Xiao, Xun, He, Rui

“…We investigated the low-frequency Raman spectra of freestanding few-layer graphene (FLG) at varying temperatures (400–900 K) controlled by laser heating. At…”
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Observation of Intervalley Biexcitonic Optical Stark Effect in Monolayer WS2 by Sie, Edbert J, Lui, Chun Hung, Lee, Yi-Hsien, Kong, Jing, Gedik, Nuh

“…Coherent optical driving can effectively modify the properties of electronic valleys in transition metal dichalcogenides. Here, we observe a new type of…”
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Observation of Layer-Breathing Mode Vibrations in Few-Layer Graphene through Combination Raman Scattering by Lui, Chun Hung, Malard, Leandro M, Kim, SukHyun, Lantz, Gabriel, Laverge, François E, Saito, Riichiro, Heinz, Tony F

“…We report the observation of layer-breathing mode (LBM) vibrations in few-layer graphene (FLG) samples of thickness from two to six layers, exhibiting both…”
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Water-Gated Charge Doping of Graphene Induced by Mica Substrates by Shim, Jihye, Lui, Chun Hung, Ko, Taeg Yeoung, Yu, Young-Jun, Kim, Philip, Heinz, Tony F, Ryu, Sunmin

“…We report on the existence of water-gated charge doping of graphene deposited on atomically flat mica substrates. Molecular films of water in units of ∼0.4 nm…”
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Electric-field tunable Type-I to Type-II band alignment transition in MoSe2/WS2 heterobilayers by Kistner-Morris, Jed, Shi, Ao, Liu, Erfu, Arp, Trevor, Farahmand, Farima, Taniguchi, Takashi, Watanabe, Kenji, Aji, Vivek, Lui, Chun Hung, Gabor, Nathaniel

“…Semiconductor heterojunctions are ubiquitous components of modern electronics. Their properties depend crucially on the band alignment at the interface, which…”
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Shaping Organic Microcrystals Using Focused Ion Beam Milling by Li, Wangxiang, van Baren, Jeremiah, Berges, Adam, Bekyarova, Elena, Lui, Chun Hung, Bardeen, Christopher J

“…The technique of focused ion beam (FIB) milling is used to cut two-dimensional shapes into single crystals composed of the organic semiconductor molecule…”
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Real-Time Observation of Interlayer Vibrations in Bilayer and Few-Layer Graphene by Boschetto, Davide, Malard, Leandro, Lui, Chun Hung, Mak, Kin Fai, Li, Zhiqiang, Yan, Hugen, Heinz, Tony F

“…We report real-time observation of the interlayer shearing mode, corresponding to the lateral oscillation of graphene planes, for bi- and few-layer graphene…”
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Imaging Stacking Order in Few-Layer Graphene by Lui, Chun Hung, Li, Zhiqiang, Chen, Zheyuan, Klimov, Paul V, Brus, Louis E, Heinz, Tony F

“…Few-layer graphene (FLG) has been predicted to exist in various crystallographic stacking sequences, which can strongly influence the material’s electronic…”
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Midgap States in PbS Quantum Dots Induced by Cd and Zn Enhance Photon Upconversion by Mahboub, Melika, Xia, Pan, Van Baren, Jeremiah, Li, Xin, Lui, Chun Hung, Tang, Ming Lee

“…Exciton exchange between semiconductor quantum dots (QDs) and organic chromophores may find application in next-generation photovoltaics, probes, or…”
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Transforming into fully commensurate bilayers by Lui, Chun Hung

“…Heat treatment can transform some moiré superlattices into fully commensurate bilayers, where atoms in opposite layers align perfectly with each other. This…”
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