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BUNCHING: 作品数：32被引量：63H指数：5; 导出分析报告; 相关领域：电子电信更多>>; 相关作者：李文权张曼更多>>; 相关机构：西南财经大学上海财经大学西安交通大学东南大学更多>>; 相关期刊：《Journal of Traffic and Transportation Engineering(English Edition)》《Journal of Electromagnetic Analysis and Applications》《Chinese Physics C》《Semiconductor Photonics and Technology》更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家社会科学基金河南省自然科学基金更多>>

An overview of solutions to the bus bunching problem in urban bus systems被引量：1: 《Frontiers of Engineering Management》2024年第4期661-675,共15页Ying YANG Junchi CHENG Yang LIU; sponsored by State Key Laboratory of Intelligent Green Vehicle and Mobility under Project No.KFY2421,China.; Bus bunching has been a persistent issue in urban bus system since it first appeared,and it remains a challenge not fully resolved.This phenomenon may reduce the operational efficiency of the urban bus system,which is...; 关键词：bus bunching operation strategy traffic control driver driving rules passenger habits

Bunching enhancement for coherent harmonic generation by using phase merging effects: 《Matter and Radiation at Extremes》2024年第5期10-21,共12页Ke Feng Kangnan Jiang Runshu Hu Shixia Luan Wentao Wang Ruxin Li; supported by the National Natural Science Foundation of China(Grant Nos.12388102,12225411,12105353,11991072,and 12174410);the CAS Project for Young Scientists in Basic Research(Grant No.YSBR060);the Program of Shanghai Academic Research Leader(Grant No.22XD1424200);the State Key Laboratory Program of the Chinese Ministry of Science and Technology and CAS Youth Innovation Promotion Association(Y201952 and 2022242).; In this paper,promising but simple schemes are investigated to enhance the micro-bunching of relativistic electron beams for coherent harmonic generation(CHG)by using phase merging effects.In contrast to the standard ...; 关键词：MODULATOR HARMONIC PHASE

Carrier transport barrier in AlGaN-based deep ultraviolet LEDs on offcut sapphire substrates: 《Chinese Optics Letters》2024年第2期148-158,共11页陈秋爽陈荔陈聪高歌郭炜叶继春; supported by the National Natural Science Foundation of China(No.62104233);the Natural Science Foundation of Ningbo(No.2022J298);the Zhejiang Provincial Natural Science Foundation(No.LQ21F040004);the Ningbo Innovation 2025 Major Project(No.2021Z082)。; AlGaN-based light-emitting diodes(LEDs)on offcut substrates enhance radiative emission via forming carrier localization centers in multiple quantum wells(MQWs).This study introduces the carrier transport barrier conce...; 关键词：carrier localization step-bunching potential barrier offcut substrate DUV LEDs

减税激励与异质性投资反应:来自小微企业的证据被引量：12: 《管理世界》2023年第11期38-53,共16页冯晨刘冰叶永卫; 国家自然科学基金青年项目(72303176);中国博士后科学基金面上项目(2023M732821);上海财经大学研究生创新基金项目(CXJJ-2021-345)的资助。; 在我国现行的结构性减税政策背景下,探索减税政策对企业的投资效应具有重要意义,尤其需关注对小微企业的实质作用。本文利用一种全新的群聚—双重差分(Bunching-DiD)识别框架,探究了我国针对小微企业的规模性减税优惠对其投资行为的异...; 关键词：小微企业减税激励 Bunching-DiD 投资

Radio Frequency Quadrupole for Bunching Electron Beam: Electromagnetic Field, Particle Velocity Range, and Accuracy at 10 GHz: 《Journal of Electromagnetic Analysis and Applications》2023年第1期1-11,共11页Serigne Bira Gueye; The Radio Frequency Quadrupole (RFQ) accelerator invented by Kapchinskii and Tepliakov can focus, bunch, and accelerate charged-particle beams simultaneously. Typically, it operates at frequencies up to 500 MHz, for l...; 关键词：Electron RF Quadrupole BUNCHER Linear Accelerator LINAC Beam Injector

High-brightness photo-injector with standing-wave buncher-based ballistic bunching scheme for inverse Compton scattering light source: 《Nuclear Science and Techniques》2022年第4期51-61,共11页Jian-Xin Wang Kui Zhou Peng Li De-Xin Xiao Li-Jun Shan Xu-Ming Shen Yu Liu Zheng Zhou Han-Bin Wang Dai Wu; supported by National Natural Science Foundation of China(NSFC)(Nos.12005211,11905210,11975218 and 11805192).; We report our recent progress in the design and simulation of a high-brightness S-band photo-injector with a ballistic bunching scheme aimed at driving an inverse Compton scattering(ICS)X-ray source.By adding a short ...; 关键词：Beam brightness Ballistic bunching Emittance compensation Compton scattering X-ray source

减税效率的提升路径——来自结构性减税时期小微企业应税收入弹性的证据被引量：18: 《管理世界》2021年第11期90-105,共16页李昊楠; 国家社科基金重大项目“大规模减税降费的效应评估与政策优化研究”(基金号:20&ZD078)的资助。; 减税政策的目标是最小的减税力度实现最大的社会福利增加值。而应税收入弹性反映了税收的超额负担,对寻找减税效率提升路径具有重要的参考价值。因此本文利用2011~2013年小微企业所得税优惠形成的间断点,采用Bunching对小微企业应税收...; 关键词：减税效率应税收入弹性聚束(Bunching) 小微企业

Improving service regularity for high-frequency bus services with rescheduling and bus holding: 《Journal of Traffic and Transportation Engineering(English Edition)》2021年第5期778-794,共17页Konstantinos Gkiotsalitis; In high-frequency bus services,maintaining the service regularity is a critical issue.The service regularity is directly related to the excessive waiting times(EWT) of passengers at bus stops.In a regular service,the ...; 关键词：Traffic engineering RESCHEDULING Bus holding Dynamic control Combinatorial optimization Bus bunching

Clinical Effect of Emergency Clustering Scheme in the Treatment of Acute Heart Failure: 《外文科技期刊数据库(文摘版)医药卫生》2021年第1期242-244,共3页LI Yanlong; The purpose of this study was to analyze the clinical effect of emergency clustering scheme in the treatment of acute heart failure. Patients in observation group were treated with conventional treatment combined with...; 关键词：emergency bunching scheme patients with acute heart failure application effect and prognosis

The physics design of HEPS Linac bunching system被引量：4: 《Radiation Detection Technology and Methods》2020年第4期433-439,共7页Shipeng Zhang Shengchang Wang Cai Meng Jingyi Li; supported by National Natural Science Foundation of China under Grants(11705214,11675174);Youth Innovation Promotion Asso-ciation CAS(2019016); Purpose The High Energy Photon Source is a fourth-generation synchrotron radiation source being built in China.It is comprised of a storage ring,a full energy booster,a 500-MeV Linac and three transport lines.The puls...; 关键词：HEPS LINAC Bunching system MOGA EMITTANCE

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