王锋
作者: Zeng, Tian-Hai;|Li, Kai;|Wang, Feng;|Shao, Bin;|Liang, Shi-Dong (1School of Physics, Beijing Institute of Technology, 100081, Beijing, China;2School of Physics, Sun Yat-Sen University, 510275, Guangzhou, China)
出处: Internat. J. Theoret. Phys. 2023 Vol.62 No.3 P60
关键词: Beam splitter;Entangled state;Coherent superposed pure state;Quantum tunneling effect;Double-slit experiment;The zeroth postulate
摘要: There has been wide interest in beam splitter, quantum tunneling, and double-slit experiments for a long time. The states of single material particles ...
作者: Wang, Yu1;Wang, Feng1;Lin, Xiaohe2;Liu, Ling3;Wu, Yong3,4;Wang, Jianguo3 (1Beijing Inst Technol, Sch Phys, Beijing 100081, Peoples R China.;2Space Engn Univ, Fac Fdn, Beijing 101416, Peoples R China.;3Inst Appl Phys & Computat Math, Beijing 100088, Peoples R China.;4Peking Univ, Ctr Appl Phys & Technol, HEDPS, Beijing 100084, Peoples R China.)
出处: ASTRONOMY & ASTROPHYSICS 2023 Vol.674
关键词: SYMMETRIC CHARGE-EXCHANGE; COMETARY X-RAY; SOLAR-WIND; CROSS-SECTIONS; EXCITED-STATES; HELIUM-IONS; EMISSION; IONIZATION; EXCITATION; SINGLE
摘要: Aims. The elastic and electron-capture processes of He+ ions with ground helium atoms are very important for studies in astrophysics. It is essential ...
作者: Zhou, Lihui1;Qin, Biying1;Yassine, Demna Mohamed1;Luo, Maoguo1;Liu, Xiaoling2;Wang, Feng1;Wang, Yanfeng1 (1Beijing Inst Technol, Sch Life Sci, Key Lab Mol Med & Biotherapy, Beijing 100081, Peoples R China.;2Beijing Univ Chinese Med, Sch Life Sci, Beijing, Peoples R China.)
出处: BIOCHEMICAL PHARMACOLOGY 2023 Vol.213
关键词: CAFFEIC ACID; INTESTINAL HOMEOSTASIS; TUMOR-SUPPRESSOR; BINDING REGION; CANCER; ENZYME; USP28; MECHANISMS; SUMO; IDENTIFICATION
摘要: Deubiquitination is the reverse process of ubiquitination, an important protein post-translational modification. Deubiquitination is assisted by deubi ...
作者: Zhang, Ting1;Wang, Feng2,3;Chen, Hao1;Qian, Feng1;Li, Jian1;Zheng, Hualin1;Yuan, Shihao1;Peng, Xuefeng1;Wang, Yafei4;Huang, Jiang1;Cui, Hao5;Yu, Zhinong2;Chen, Zhi David6,7;Li, Shibin1 (1Univ Elect Sci & Technol China, Sch Optoelect Sci & Engn, Chengdu 610054, Peoples R China.;2Beijing Inst Technol, Sch Opt & Photon, Beijing Engn Res Ctr Mixed Real & Adv Display Tec, Beijing 100081, Peoples R China.;3Peking Univ, Dept Mat Sci & Engn, Beijing Key Lab Theory & Technol Adv Battery Mat, Beijing 100871, Peoples R China.;4Guangzhou Univ, Sch Mech & Elect Engn, Guangzhou 510006, Guangdong, Peoples R China.;5Chinese Acad Sci, Inst Opt & Elect, Chengdu 610209, Sichuan, Peoples R China.;6Univ Kentucky, Dept Elect & Comp Engn, Lexington, KY 40506 USA.;7Univ Kentucky, Ctr Nanoscale Sci & Engn, Lexington, KY 40506 USA.)
出处: APPLIED PHYSICS REVIEWS 2023 Vol.10 No.4
关键词: HALIDE PEROVSKITES; CARRIER LIFETIMES; STABILITY; IODIDE; PHOTOLUMINESCENCE; METHYLAMMONIUM; WATER
摘要: Inorganic tin-lead perovskites with low bandgap (1.2-1.4 eV) are desired absorber materials for solar cells owing to their ideal bandgap and compositi ...
作者: Jin, Wen-Qi1;Mao, Fei1;Li, Shi-Ming1;Zuo, Wen-Qi1;Chen, Rui-Da1;Xiong, Ge-Ge1;Mao, Hong2;Wang, Feng3;Zhang, Feng-Shou4; (1 Univ South China, Sch Nucl Sci & Technol, Hengyang 421001, Peoples R China. ;2 Hunan Inst Sci & Technol, Coll Mech Engn, Yueyang 414006, Peoples R China. ;3 Beijing Inst Technol, Sch Phys, Beijing 100081, Peoples R China. ;4 Beijing Normal Univ, Coll Nucl Sci & Technol, Key Lab Beam Technol, Minist Educ, Beijing 100875, Peoples R China.)
出处: PHYSICAL CHEMISTRY CHEMICAL PHYSICS 2023
关键词: ENERGY-LOSS; DYNAMICS; GAS; SCATTERING
摘要: The electronic stopping power of palladium (Pd) for protons is investigated based on time-dependent density functional theory combined with Ehrenfest ...
作者: Zuo, Wen-Qi1;Mao, Fei1;Li, Shi-Ming1;Jin, Wen-Qi1;Chen, Rui-Da1;Xiong, Ge-Ge1;Gao, Cong-Zhang2;Wang, Feng3;Zhang, Feng-Shou4; (1 Univ South China, Sch Nucl Sci & Technol, Hengyang 421001, Peoples R China. ;2 Inst Appl Phys & Computat Math, Beijing 100088, Peoples R China. ;3 Sch Phys, Beijing Inst Technol, Beijing 100081, Peoples R China. ;4 Beijing Normal Univ, Coll Nucl Sci & Technol, Key Lab Beam Technol Minist Educ, Beijing 100875, Peoples R China.)
出处: PHYSICAL REVIEW A 2023 Vol.107 No.1
关键词: ENERGY-LOSS; HE; SCATTERING; PROTONS; SOLIDS; IONS; GAS; BACKSCATTERING; PARTICLES; ALPHA
摘要: The electronic stopping power of magnesium for protons and He ions is studied by a nonequilibrium approach based on real-time time-dependent density-f ...
发明人: 周天丰,王子凡,曾吉勇,王锋,乔川
申请人: 江西联创电子有限公司,北京理工大学
申请号: 202311639896.3
申请日期: 2023.12.04
摘要: 本发明提供了一种模具的高温性能强韧方法及模具。高温性能强韧方法,包括:在模具的至少部分表面形成合金层;在合金层的表面形成转化层;在转化层的表面形成表面涂层;提升模具的温度并保温预设时间,以使合金层发生晶化,并向转化层中析出晶体形成矿物桥;转化层的热膨胀系数介于合金层的热膨胀系数与表面涂层的热膨胀系数 ...
发明人: 周天丰,刘朋,谢秋晨,曾吉勇,王锋,乔川
申请人: 江西联创电子有限公司,北京理工大学
申请号: 202310673069.X
申请日期: 2023.06.08
摘要: 本发明提供了一种光学器件的激光切割方法及系统,涉及光学器件加工技术领域。激光切割方法包括:将待切割的光学器件浸入切割辅助介质中,切割辅助介质的折射率与光学器件的折射率之间相差不超过5%;降低切割辅助介质的温度,以降低切割辅助介质的流动性;通过激光作用于光学器件并沿预设切割路径进行切割,以在光学器件上 ...
作者: 庞素娜,王锋 (北京理工大学 物理学院)
出处: ACTA PHOTONICA SINICA 2022 第51卷 第10期 P1032002
关键词: 高次谐波产生;孤立阿秒脉冲;含时密度泛函理论;氩晶体;少周期飞秒激光脉冲
摘要: 采用第一性原理的含时密度泛函理论方法,从理论上研究了在少周期飞秒脉冲辐照下的氩晶体中孤立阿秒脉冲产生的最优控制。系统地研究了相对于晶体的不同激光偏振方向对孤立阿秒脉冲产生的影响,研究表明相对于晶体的激光偏振方向是产生孤立阿秒脉冲的敏感控制参数。对于Ar晶体,在最佳激光偏振方向上产生的孤立阿秒脉冲强度 ...
作者: 庞素娜,王锋 (北京理工大学物理学院)
出处: 光子学报 2022 第51卷 第10期 P225-234
关键词: 高次谐波产生;孤立阿秒脉冲;含时密度泛函理论;氩晶体;少周期飞秒激光脉冲
摘要: 采用第一性原理的含时密度泛函理论方法,从理论上研究了在少周期飞秒脉冲辐照下的氩晶体中孤立阿秒脉冲产生的最优控制。系统地研究了相对于晶体的不同激光偏振方向对孤立阿秒脉冲产生的影响,研究表明相对于晶体的激光偏振方向是产生孤立阿秒脉冲的敏感控制参数。对于Ar晶体,在最佳激光偏振方向上产生的孤立阿秒脉冲强度 ...