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Strain-modulated superconductivity of monolayer Tc_(2)B_(2)
《Chinese Physics B》2025年第4期221-227,共7页Zhengtao Liu Zihan Zhang Hao Song Tian Cui Defang Duan 
Project supported by the National Natural Science Foundation of China(Grant Nos.12274169,12122405,and 52072188);the National Key Research and Development Program of China(Grant No.2022YFA1402304);the Program for Science and Technology Innovation Team in Zhejiang Province,China(Grant No.2021R01004);the Fundamental Research Funds for the Central Universities.
Two-dimensional(2D)superconductors have attracted significant research interest due to their promising potential applications in optoelectronic and microelectronic devices.Herein,we employ first-principles calculation...
关键词：TWO-DIMENSIONAL SUPERCONDUCTIVITY strain modulation first-principles calculation 
First principles prediction of the valley Hall effect in ScBrCl monolayer
《Chinese Physics B》2025年第4期544-550,共7页Xiang Yu Ping Li Chang-Wen Zhang 
Project supported by the National Natural Science Foundation of China(Grant No.52173283).
Two-dimensional(2D)ferrovalley materials with valley-dependent Hall effect have attracted great interest due to their significant applications in spintronics.In this paper,by using first-principles computational simul...
关键词：valley polarization valley-dependent Hall effect band structure SPINTRONICS 
Stable nanobubbles on ordered water monolayer near ionic model surfaces
《Chinese Physics B》2025年第1期143-148,共6页Luyao Huang Cheng Ling Limin Zhou Wenlong Liang Yujie Huang Lijuan Zhang Phornphimon Maitarad Dengsong Zhang Chunlei Wang 
supported by the National Natural Science Foundation of China(Grant Nos.12022508,12074394,and 22125604);Shanghai Supercomputer Center of China;Shanghai Snowlake Technology Co.Ltd.
The stable nanobubbles adhered to mineral surfaces may facilitate their efficient separation via flotation in the mining industry.However,the state of nanobubbles on mineral solid surfaces is still elusive.In this stu...
关键词：NANOBUBBLES molecular dynamic simulation ordered water monolayer hydrogen bond network 
Combining machine learning algorithms with traditional methods for resolving the atomic-scale dynamic structure of monolayer MoS_(2) in high-resolution transmission electron microscopy
《Chinese Physics B》2025年第1期162-170,共9页Yu Meng Shuya Wang Xibiao Ren Han Xue Xuejun Yue Chuanhong Jin Shanggang Lin Fang Lin 
financial support from the National Natural Science Foundation of China(Grant No.61971201)。
High-resolution transmission electron microscopy(HRTEM)promises rapid atomic-scale dynamic structure imaging.Yet,the precision limitations of aberration parameters and the challenge of eliminating aberrations in Cs-co...
关键词：aberration measurement high-resolution transmission electron microscopy feature-extraction networks exit-wave reconstruction monolayer MoS_(2) 
Higher-order topological corner states and origin in monolayer LaBrO
《Chinese Physics B》2024年第12期149-153,共5页Qing Wang Ning Hao 
financially supported by the National Key R&D Program of China(Grant No.2022YFA1403200);the National Natural Science Foundation of China(Grant Nos.92265104,12022413,and 11674331);the Basic Research Program of the Chinese Academy of Sciences Based on Major Scientific Infrastructures(Grant No.JZHKYPT-2021-08);the CASHIPS Director’s Fund(Grant No.BJPY2023A09);the“Strategic Priority Research Program(B)”of the Chinese Academy of Sciences(Grant No.XDB33030100);Anhui Provincial Major S&T Project(Grant No.s202305a12020005);the Major Basic Program of Natural Science Foundation of Shandong Province(Grant No.ZR2021ZD01);the High Magnetic Field Laboratory of Anhui Province(Grant No.AHHM-FX-2020-02)。
Intrinsic higher-order topological insulators driven solely by orbital coupling are rare in electronic materials.Here,we propose that monolayer LaBrO is an intrinsic two-dimensional second-order topological insulator....
关键词：second order topological insulator first-principles calculations higher order topological model zero-dimensional corner state 
Strain-modulated antiferromagnetic Chern insulator in NiOsCl_(6) monolayer
《Chinese Physics B》2024年第12期389-394,共6页Bin Wu Na Li Xin-Lian Chen Wei-Xiao Ji Pei-Ji Wang Shu-Feng Zhang Chang-Wen Zhang 
Project supported by the National Natural Science Foundation of China(Grant Nos.12104183,52173283,and 62071200);the Natural Science Foundation of Shandong Province,China(Grant Nos.ZR2021MA040 and ZR2023MA091);the Taishan Scholar Program of Shandong Province,China(Grant No.ts20190939);the Independent Cultivation Program of Innovation Team of Jinan City(Grant No.2021GXRC043);supported by high-performance computing platform at University of Jinan。
Recently,Chern insulators in an antiferromagnetic(AFM)phase have been suggested theoretically and predicted in a few materials.However,the experimental observation of two-dimensional(2D)AFM quantum anomalous Hall effe...
关键词：Chern insulator ANTIFERROMAGNETISM topological materials 
Strain tunable excitonic optical properties in monolayer Ga_(2)O_(3)
《Chinese Physics B》2024年第10期366-370,共5页Hao-Lei Cui Zhen Quan Shu-Dong Wang 
supported by the National Natural Science Foundation of China(Grant No.12064032).
Two-dimensional(2D)Ga_(2)O_(3)has been confirmed to be a stable structure with five atomic layer thickness configuration.In this work,we study the quasi-particle electronic band structures and then access the excitoni...
关键词：EXCITONS radiative lifetime Ga_(2)O_(3) 
Excitonic optical properties in monolayer SnP_(2)S_(6)
《Chinese Physics B》2024年第10期371-375,共5页Peng-Yuan Chen Zhen Quan Shu-Dong Wang 
support by the National Natural Science Foundation of China(Grant No.12064032).
Quantum confinement effect and reduced dielectric screening in two-dimensional(2D)dramatically enhance theelectron-hole interactions.In this work,we use many-body perturbation theory and Bethe-Salpeter equation(BSE)to...
关键词：EXCITONS radiative lifetime SnP_(2)S_(6) 
Atomically self-healing of structural defects in monolayer WSe_(2)
《Chinese Physics B》2024年第9期49-55,共7页Kangshu Li Junxian Li Xiaocang Han Wu Zhou Xiaoxu Zhao 
the Beijing Natural Science Foundation(Grant Nos.JQ24010 and Z220020);the Fundamental Research Funds for the Central Universities,and the National Natural Science Foundation of China(Grant No.52273279);Project supported by the Electron Microscopy Laboratory of Peking University,China for the use of Nion U-HERMES200 scanning transmission electron microscopy.We thank Materials Processing and Analysis Center,Peking University,for assistance with TEM characterization.The electron microscopy work was through a user project at Center of Oak Ridge National Laboratory(ORNL)for Nanophase Materials Sciences(CNMS),which is a DOE Office of Science User Facility.
Minimizing disorder and defects is crucial for realizing the full potential of two-dimensional transition metal dichalcogenides(TMDs) materials and improving device performance to desired properties. However, the meth...
关键词：scanning transmission electron microscopy(STEM) atom manipulation nanoscale materials and structures:fabrication and characterization new materials:theory design FABRICATION 
Controlled fabrication of freestanding monolayer SiC by electron irradiation
《Chinese Physics B》2024年第8期31-37,共7页笪蕴力 罗瑞春 雷宝 季威 周武 
supports from the Electron Microscopy Center at the University of Chinese Academy of Sciences;financially supported by the Ministry of Science and Technology (MOST)of China (Grant No.2018YFE0202700);the Beijing Outstanding Young Scientist Program (Grant No.BJJWZYJH01201914430039);the China National Postdoctoral Program for Innovative Talents (Grant No.BX2021301);the Fundamental Research Funds for the Central Universities;the Research Funds of Renmin University of China (Grants No.22XNKJ30)。
The design and preparation of novel quantum materials with atomic precision are crucial for exploring new physics and for device applications.Electron irradiation has been demonstrated as an effective method for prepa...
关键词：monolayer SiC 2D semiconductor in-situ growth in-situ STEM defect engineering graphene nanopores 
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