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Producing focused extreme ultraviolet vortex with Fermat-spiral photon sieves: 《PhotoniX》2024年第1期476-483,共8页Junyong Zhang Huaiyu Cui Yuanyuan Liu Xiuping Zhang You Li Dongdi Zhao Yongpeng Zhao Qiwen Zhan; supported by the National Natural Science Foundation of China(NSFC)(62175245,62005066,61875045,62105345,62305220 and 92050202);Shanghai Sailing Program(21YF1453700 and 23YF1429300);Strategic Priority Research Program of Chinese Academy of Sciences(XDA25020302 and XDA25020104).; Extreme ultraviolet(EUV)light is difficult to focus due to strong absorption of most materials.Photon sieves(PS),rather than Fresnel zone plates(FZP),can focus EUV to smaller spot and suppress the higher orders of sec...; 关键词：Extreme ultraviolet focusing Orbital angular momentum Photon sieves Coherent diffraction imaing

Ultra-high-aspect-ratio structures through silicon using infrared laser pulses focused with axicon-lens doublets被引量：1: 《Light(Advanced Manufacturing)》2024年第3期1-15,共15页Niladri Ganguly Pol Sopena David Grojo; conducted using LaMP facilities at LP3.The project received funding from the French National Research Agency(ANR-22-CE92-0057-0,KiSS project)and the European Union’s Horizon 2020 research and innovation program under grant agreements No.101034324(MSCA-COFUND)and No.724480(ERC).; We describe how a direct combination of an axicon and a lens can represent a simple and efficient beam-shaping solution for laser material processing applications.We produce high-angle pseudo-Bessel micro-beams at 155...; 关键词：Beam-shaping Infrared ultrafast laser Silicon processing Through-silicon-via

Properties of focused Laguerre–Gaussian beam propagating in anisotropic ocean turbulence被引量：1: 《Chinese Physics B》2024年第2期386-393,共8页王新光马洋斌袁邱杰陈伟王乐赵生妹; This work was supported by the Science and Technology Innovation Training Program of Nanjing University of Posts and Telecommunications(Grant No.CXXZD2023080);the National Natural Science Foundation of China(Grant Nos.61871234 and 62001249);the Natural Science Foundation of Nanjing University of Posts and Telecommunications(Grant No.NY222133);the Open Research Fund of National Laboratory of Solid State Microstructures(Grant No.M36055).; We analyze the properties of a focused Laguerre–Gaussian(LG)beam propagating through anisotropic ocean turbulence based on the Huygens–Fresnel principle.Under the Rytov approximation theory,we derive the analytical ...; 关键词：vortex beam orbital angular momentum focusing mirror anisotropic turbulence

Multi-channel terahertz focused beam generator based on shared-aperture metasurface: 《Chinese Physics B》2023年第12期341-347,共7页李九生陈翊; Project supported by the National Natural Science Foundation of China (Grant No.62271460);the Zhejiang Key Research and Development Project,China (Grant Nos.2021C03153 and 2022C03166)。; Most of existing metasurfaces usually have limited channel behavior,which seriouslyhinders their development and application.In this paper,we propose a multi-channel terahertz focused beam generator based on shared-ap...; 关键词：terahertz wave MULTI-CHANNEL shared-aperture focused beam

Optical chirality induced by spin–orbit interaction of light in a tightly focused Laguerre–Gaussian beam: 《Chinese Physics B》2023年第11期419-425,共7页朱明超付圣贵满忠胜; Project supported by the National Natural Science Foundation of China (Grant No. 12074224);the Natural Science Foundation of Shandong Province, China (Grant Nos. ZR2021YQ02 and ZR2020MA087)。; Optical chirality is one of the important and fundamental dynamic properties of light besides energy, momentum,and angular momentum. The quantification of electromagnetic chirality has been conceptualized only recentl...; 关键词：tight focusing optical chirality spin-orbit interaction

Detecting the vector of nanoscale light field with atomic defect被引量：1: 《Chinese Optics Letters》2023年第7期16-21,共6页王启宇王泽昊陈向东孙方稳; was supported by the Innovation Program for Quantum Science and Technology(No.2021ZD0303200);the National Natural Science Foundation of China(No.62225506);the CAS Project for Young Scientists in Basic Research(No.YSBR-049);the Key Research and Development Program of Anhui Province(No.2022b13020006)。; Modulation of a vector light field has played an important role in the research of nanophotonics.However,it is still a great challenge to accurately measure the three-dimensional vector distribution at nanoscale.Here,...; 关键词：light-field measurement nitrogen-vacancy center tightly focused light field

Constructing ultra-long focal fields via tightly focused Bessel beams: 《Chinese Optics Letters》2023年第7期59-63,共5页郭兆金黄铭帅刘圣李鹏魏冰妍赵建林; supported by the National Key Research and Development Program of China(No.2022YFA1404800);National Natural Science Foundation of China(NSFC)(Nos.12074312,11634010,12074313,and 12174309);Fundamental Research Funds for the Central Universities(No.3102019JC008);Innovation Foundation for Doctor Dissertation of Northwestern Polytechnical University(No.CX2021115)。; We numerically demonstrate that the tight focusing of Bessel beams can generate focal fields with an ultra-long depth of focus(DOF).The ultra-long focal field can be controlled by appropriately regulating the order of...; 关键词：Bessel beam vector beam tight focusing depth of focus

Free-electron interactions with van der Waals heterostructures: a source of focused X-ray radiation: 《Light(Science & Applications)》2023年第7期1370-1380,共11页Xihang Shi Yaniv Kurman Michael Shentcis Liang Jie Wong F.Javier Garcia de Abajo ldo Kaminero; supported by the ERC(Starter Grant No.851780)and the BSF(Grant No.2018288);the support of the National Research Foundation(Project ID NRF2020-NRF-ISF004-3525);the Nanyang Assistant Professorship Start-up Grant.FJ.G.d.A.acknowledges support from the Spanish MICINN(PID2020-112625GB-100 and Severo Ochoa CEX2019-000910-S),ERC(Advanced Grant No.789104-eNANO);the Catalan CERCA Program,and Fundacio Privada Cellex.X.S.is supported in part by a fellowship of the Israel Council for Higher Education and by the Technion's Helen Diller Quantum Center.; The science and technology of X-ray optics have come far,enabling the focusing of X-rays for applications in highresolution X-ray spectroscopy,imaging,and irradiation.In spite of this,many forms of tailoring waves tha...; 关键词：OPTICS integrating ARBITRARY

Ultraviolet metalens and metalens array of focused vortex beams: 《Chinese Physics B》2023年第6期270-276,共7页张金平王焱袁欢王泽豪邓阳黄承志吴加贵杨俊波; Project supported by the National Natural Science Foundation of China(Grant Nos.60907003,61805278,61875168,and 22134005);Chongqing Science Funds for Distinguished Young Scientists(Grant No.cstc2021jcyj-jqX0027);Innovation Research 2035 Pilot Plan of Southwest University(Grant No.SWU-XDPY22012);China Postdoctoral Science Foundation(Grant No.2018M633704);Innovation Support Program for Overseas Students in Chongqing(Grant No.cx2021008);Foundation of NUDT(Grant Nos.JC13-02-13 and ZK17-0301);Hunan Provincial Natural Science Foundation of China(Grant No.13JJ3001);Program for New Century Excellent Talents in University(Grant No.NCET-12-0142);Chongqing Talents Program for Outstanding Scientists(Grant No.cstc2021ycjh-bgzxm0178)。; The solar-blind ultraviolet(UV)wavelength is particularly interesting within the range of 200 nm–300 nm.Here,we propose a focusing metalens,focusing vortex beam(VB)metalens and metalens array that specifically work i...; 关键词：metalens METAMATERIALS ultraviolet(UV) vortex beams

Influence of acceleration on relativistic nonlinear Thomson scattering in tightly focused linearly polarized laser pulses: 《Chinese Physics B》2023年第6期203-212,共10页常一凡王禹博王畅申雨婷田友伟; Project supported by the National Natural Science Foundation of China(Grant Nos.10947170/A05 and 11104291);Natural Science Fund for Colleges and Universities in Jiangsu Province(Grant No.10KJB140006);Natural Sciences Foundation of Shanghai(Grant No.11ZR1441300);Natural Science Foundation of Nanjing University of Posts and Telecommunications(Grant No.NY221098);sponsored by the Jiangsu Qing Lan Project and STITP Project(Grant No.XYB2013012)。; The influence of acceleration of electrons on relativistic nonlinear Thomson scattering in tightly focused linearly polarized laser pulses is investigated for the first time. In the framework of classical electrodynam...; 关键词：transverse acceleration relativistic nonlinear Thomson scattering tightly focused radiation angle distribution

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