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Efficient Multiple Exciton Generation in Monolayer MoS2
Ashish Soni, Dushyant Kushavah, Li-Syuan Lu +2
Utilizing the excess energy of photoexcitation that is otherwise lost as thermal effects can improve the efficiency of next-generation light-harvesting devices. Multiple exciton ge…
Homoepitaxy of rhombohedral-stacked MoS2 with room temperature switchable ferroelectricity
Tilo H. Yang, Hsiang-Chi Hu, Fu-Xiang Rikudo Chen +13
The discovery of interfacial ferroelectricity in two-dimensional rhombohedral (3R)-stacked semiconductors opens up a new pathway for achieving ultrathin computing-in-memory devices…
Exciton-Driven Renormalization of Quasiparticle Band Structure in Monolayer MoS2
Yi Lin, Yang-hao Chan, Woojoo Lee +7
Optical excitation serves as a powerful approach to control the electronic structure of layered Van der Waals materials via many-body screening effects, induced by photoexcited fre…
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…
Single-crystal hexagonal boron nitride monolayer epitaxially grown on Cu (111) thin film across a wafer
Tse-An Chen, Chih-Piao Chuu, Chien-Chih Tseng +9
We demonstrate single crystal growth of wafer-scale hexagonal boron nitride (hBN), an insulating atomic thin monolayer, on high-symmetry index surface plane Cu(111). The unidirecti…
Purely in-plane ferroelectricity in monolayer SnS at room temperature
N. Higashitarumizu, H. Kawamoto, C. -J. Lee +7
2D van der Waals ferroelectric semiconductors have emerged as an attractive building block with immense potential to provide multifunctionality in nanoelectronics. Although several…
Single Crystalline Silver Films for Plasmonics: From Monolayer to Optically Thick Film
Fei Cheng, Chien-Ju Lee, Junho Choi +7
Epitaxial growth of single crystalline noble metals on dielectric substrates has received tremendous attention recently due to their technological potentials as low loss plasmonic…
Large-Area Two-Dimensional Layered MoTe by Physical Vapor Deposition and Solid-Phase Crystallization in a Tellurium-Free Atmosphere
Jyun-Hong Huang, Kuang-Ying Deng, Pang-Shiuan Liu +5
Molybdenum ditelluride (MoTe) has attracted considerable interest for nanoelectronic, optoelectronic, spintronic, and valleytronic applications because of its modest band gap,…
Large-Area Aiming Synthesis of WSe2 Monolayers
Jing-Kai Huang, Jiang Pu, Chih-Piao Chuu +9
The monolayer transition metal dichalcogenides have recently attracted much attention owing to their potential in valleytronics, flexible and low-power electronics and optoelectron…