TWO-DIMENSIONAL

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Progress on ion trap quantum computation and simulation using two-dimensional ion crystals
《Science Bulletin》2024年第22期3480-3482,共3页Yu-Kai Wu Lu-Ming Duan 
supported by the Innovation Program for Quantum Science and Technology(2021ZD0301601);the New Cornerstone Science Foundation through the New Cornerstone Investigator Program;the Ministry of Education of China,Tsinghua University Initiative Scientific Research Program;Tsinghua University Dushi program。
The past decade has seen substantial progress in the research of quantum computation,with the number of coherently controllable qubits quickly increasing to hundreds and the fidelity of elementary quantum operations g...
关键词：QUANTUM operations CORRECTION 
Topological surface states in quasi-two-dimensional magnetic kagome metal EuTi_(3)Bi_(4)
《Science Bulletin》2024年第20期3192-3196,共5页Zhicheng Jiang Tongrui Li Jian Yuan Zhengtai Liu Zhipeng Cao Soohyun Cho Mingfang Shu Yichen Yang Zhikai Li Jiayu Liu Jianyang Ding Zhonghao Liu Jishan Liu Jie Ma Zhe Sun Xiangang Wan Yanfeng Guo Dawei Shen Donglai Feng 
support by National Key R&D Program of China(2023YFA1406304);supported by the National Key R&D Program of China(2022YFB3608000);National Natural Science Foundation of China(U2032208,11888101,92065201,U2032213,and 12222413);sponsored by Double First-Class Initiative Fund of ShanghaiTech University and the open projects from State Key Laboratory of Functional Materials for Informatics(SKL2022);supported by the National Key Research and Development Program of China(2022YFA1402704);the Natural Science Foundation of Shanghai(23ZR1482200 and 22ZR1473300);funded by the New Cornerstone Science Foundation;China National Postdoctoral Program for Innovative Talents(BX20240348);supported by ME2 project under Contract No.11227902 from the National Natural Science Foundation of China;support from Analytical Instrumentation Center(#SPSTAIC10112914)。
In solids,the reservation of symmetries defines the types of topological invariants that classify various topological quantum materials[1–3].Among them,the time-reversal symmetry(TRS)is the most fundamental,which pla...
关键词：TOPOLOGICAL QUANTUM MAGNETIC 
Two-dimensional perovskite oxide high-κ dielectric for high-performance phototransistors
《Science Bulletin》2024年第13期2001-2003,共3页Zhongfan Liu 
Field-effect transistors are essential components of modern electronics.Nowadays,the continued scaling of electronic and optoelectronic devices is bringing silicon-based technologies close to their physical limits,cau...
关键词：DIELECTRIC OXIDE DIMENSIONAL 
一维/二维半导体器件肖特基势垒高度的调整方法被引量：2
《Science Bulletin》2024年第9期1342-1352,共11页孟建平 李正国 李舟 
supported by Youth Innovation Promotion Association CAS (2023175);the National Natural Science Foundation of China (T2125003);the Fundamental Research Funds for the Central Universities。
The Schottky contact which is a crucial interface between semiconductors and metals is becoming increasingly significant in nano-semiconductor devices. A Schottky barrier, also known as the energy barrier, controls th...
关键词：Schottky contact Schottky barrier height Adjustment methods One-and two-dimensional semiconductor 
Antihelical edge states in two-dimensional photonic topological metals被引量：3
《Science Bulletin》2023年第3期255-258,M0003,共5页Liangcai Xie Liang Jin Zhi Song 
supported by the National Natural Science Foundation of China(12222504,11975128,and 11874225).
The fundamental concepts in condensed matter physics introduced to topological photonics inspire the rapid development of photonic topological states[1–3].The chiral edge states of topological insulators unidirection...
关键词：TOPOLOGICAL HELICAL STATES 
Flexible high-performance microcapacitors enabled by all-printed two-dimensional nanosheets
《Science Bulletin》2022年第24期2541-2549,M0004,共10页Pengxiang Zhang Yushui Fu Xin Zhang Xihua Zhang Bao-Wen Li Ce-Wen Nan 
supported by the Basic Science Center Program of National Natural Science Foundation of China(51788104);the National Natural Science Foundation of China(52172124 and51872214);the Fundamental Research Funds for the Central Universities(WUT:2021III019JC,2018III041GX)。
Chemically exfoliated nanosheets have exhibited great potential for applications in various electronic devices.Solution-based processing strategies such as inkjet printing provide a low-cost,environmentally friendly,a...
关键词：High-k perovskite nanosheets Inkjet printing Microcapacitors Dielectric enhancement Interface effect 
Quantum precision measurement of two-dimensional forces with 10^(-28)-Newton stability
《Science Bulletin》2022年第22期2291-2297,共7页Xinxin Guo Zhongcheng Yu Fansu Wei Shengjie Jin Xuzong Chen Xiaopeng Li Xibo Zhang Xiaoji Zhou 
supported by the National Program on Key Basic Research Project of China (2018YFA0305601, 2021YFA0718301;2021YFA1400900);the National Natural Science Foundation of China (61727819, 11934002, and 11874073);Shanghai Municipal Science and Technology Major Project (2019SHZDZCX01);the Chinese Academy of Sciences Priority Research Program(XDB35020100);the Science and Technology Major Project of Shanxi (202101030201022);the Space Application System of China Manned Space Program
High-precision sensing of vectorial forces has broad impact on both fundamental research and technological applications such as the examination of vacuum fluctuations and the detection of surface roughness of nanostru...
关键词：Quantum precision measurement Bose–Einstein condensates Optical lattices Ultracold atoms Force sensor 
Progress and perspective on the growth of two-dimensional single crystals被引量：2
《Science Bulletin》2022年第14期1410-1412,共3页Xiaozhi Xu Kaihui Liu 
supported by Guangdong Major Project of Basic and Applied Basic Research(2021B0301030002);the Key R&D Program of Guangdong Province(2020B010189001,2019B010931001,2018B010109009,and 2018B030327001);Science and Technology Program of Guangzhou(2019050001);the National Natural Science Foundation of China(52025023,52102043,51991342,52021006,and 11888101);Beijing Natural Science Foundation(JQ19004);Guangdong Provincial Science Fund for Distinguished Young Scholars(2020B1515020043);the Pearl River Talent Recruitment Program of Guangdong Province(2019ZT08C321);the Strategic Priority Research Program of Chinese Academy of Sciences(XDB33000000)。
Consisting of one to a few atomic layers,two-dimensional(2D)materials have atomically perfect surfaces that are free of dangling bonds and exhibit various exotic physical and chemical properties.Even more exciting,one...
关键词：properties. 单晶材料 electrical 
An artificial neural network chip based on two-dimensional semiconductor被引量：4
《Science Bulletin》2022年第3期270-277,共8页Shunli Ma Tianxiang Wu Xinyu Chen Yin Wang Hongwei Tang Yuting Yao Yan Wang Ziyang Zhu Jianan Deng Jing Wan Ye Lu Zhengzong Sun Zihan Xu Antoine Riaud Chenjian Wu David Wei Zhang Yang Chai Peng Zhou Junyan Ren Wenzhong Bao 
the National Key Research and Development Program of China(2016YFA0203900,2018YFB2202500);Innovation Program of Shanghai Municipal Education Commission(2021-01-07-00-07-E00077);Shanghai Municipal Science and Technology Commission(18JC1410300,21DZ1100900);Research Grant Council of Hong Kong(15205619);the National Natural Science Foundation of China(61925402,61934008,and 6210030233);the Natural Science Foundation of Shanghai(21ZR1405700)。
Recently,research on two-dimensional(2D)semiconductors has begun to translate from the fundamen-tal investigation into rudimentary functional circuits.In this work,we unveil the first functional MoS2 artificial neural...
关键词：MoS_(2) Two-dimensional(2D)FETs Artificial neural network(ANN) Multiply-and-accumulate(MAC) CIRCUITS 
Engineering two-dimensional metal oxides and chalcogenides for enhanced electro-and photocatalysis被引量：6
《Science Bulletin》2021年第12期1228-1252,M0004,共26页Yichao Wang Baiyu Ren Jian Zhen Ou Kai Xu Chunhui Yang Yongxiang Li Haijiao Zhang 
Australian Research Council(ARC)for funding received under the ARC Discovery Project scheme(DP180102752);the financial support via the ARC DECRA scheme(DE160100715);the support from the Shuguang Program supported by Shanghai Education Development Foundation and Shanghai Municipal Education Commission(18SG035);State Key Laboratory for Modification of Chemical Fibers and Polymer Materials,Donghua University(KF2015)。
Two-dimensional(2D)metal oxides and chalcogenides(MOs&MCs)have been regarded as a new class of promising electro-and photocatalysts for many important chemical reactions such as hydrogen evolution reaction,CO_(2) redu...
关键词：Two-dimensional materials Metal oxides Metal chalcogenides ELECTROCATALYSIS PHOTOCATALYSIS 
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