WAVEFRONT

作品数：162被引量：365H指数：10
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相关领域：机械工程理学自动化与计算机技术更多>>
相关作者：马冬梅高正辉刘志强孙辉刘明忱更多>>
相关机构：中国科学院长春光学精密机械与物理研究所北京理工大学吉林大学南京航空航天大学更多>>
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相关基金：国家自然科学基金北京市自然科学基金国家重点基础研究发展计划国家教育部博士点基金更多>>
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Rapid hologram generation through backward ray tracing and adaptive-resolution wavefront recording plane
《Chinese Physics B》2024年第11期291-295,共5页Jianying Zhu Yong Bi Minyuan Sun Weinan Gao 
Project supported by the Special Project of Central Government Guiding Local Science and Technology Development in Beijing 2020(Grant No.Z201100004320006).
An advanced method for rapidly computing holograms of large three-dimensional(3D)objects combines backward ray tracing with adaptive resolution wavefront recording plane(WRP)and adaptive angular spectrum propagation.I...
关键词：computer-generated hologram(CGH) wavefront recording plane(WRP) backward ray tracing 
Estimation of far-field wavefront error of tilt-to-length distortion coupling in space-based gravitational wave detection被引量：1
《Chinese Physics B》2023年第2期20-26,共7页陶雅正 金洪波 吴岳良 
supported in part by the National Key Research and Development Program of China (Grant No. 2020YFC2201501);the National Natural Science Foundation of China (Grant No. 12147103, special fund to the center for quanta-to-cosmos theoretical physics) (Grant No. 11821505);the Strategic Priority Research Program of the Chinese Academy of Sciences (Grant No. XDB23030100);the Chinese Academy of Sciences (CAS)。
In space-based gravitational wave detection, the estimation of far-field wavefront error of the distorted beam is the precondition for the noise reduction. Zernike polynomials are used to describe the wavefront error ...
关键词：laser optical systems space mission gravitational wave 
High-efficiency unidirectional wavefront manipulation for broadband airborne sound with a planar device
《Chinese Physics B》2022年第3期342-349,共8页Yang Tan Bin Liang Jianchun Cheng 
Project supported by National Key R&D Program of China (Grant No. 2017YFA0303700);the National Natural Science Foundation of China (Grant Nos. 11634006, 11374157, and 81127901);a project funded by the Priority Academic Program Development of Jiangsu Higher Education Institutions;the Innovation Special Zone of National Defense Science and Technology and High-Performance Computing Center of Collaborative Innovation Center of Advanced Microstructures。
In the past decade, one-way manipulation of sound has attracted rapidly growing attention with application potentials in a plethora of scenarios ranging from ultrasound imaging to noise control. Here we propose a desi...
关键词：acoustic metamaterials one-way wavefront manipulation broadband planar device 
Three-dimensional spatial multi-point uniform light focusing through scattering media based on feedback wavefront shaping
《Chinese Physics B》2021年第4期264-270,共7页Fan Yang Yang Zhao Chengchao Xiang Qi Feng Yingchun Ding 
Project supported by the Natural Science Foundation of Beijing Municipality,China(Grant No.7182091)。
We use feedback wavefront shaping technology to realize the multi-point uniform light focusing in three-dimensional(3D) space through scattering media only by loading the optimal mask once.General 3D spatial focusing ...
关键词：wavefront shaping speckle correlation 3D spatial focusing multi-point focusing 
Controlling the light wavefront through a scattering medium based on direct digital frequency synthesis technology被引量：1
《Chinese Physics B》2021年第1期283-287,共5页Yuan Yuan Min-Yuan Sun Yong Bi Wei-Nan Gao Shuo Zhang Wen-Ping Zhang 
Project supported by the National Key Research and Development Program of China(Grant Nos.2016YFB0401902 and 2016YFB0402001);Key-Area Research and Development Program of Guang Dong Province,China(Grant No.2019B010926001)。
Phase modulation is a crucial step when the frequency-based wavefront optimization technique is exploited to measure the optical transmission matrix(TM) of a scattering medium. We report a simple but powerful method, ...
关键词：optical transmission matrix direct digital frequency synthesis technology phase modulation wavefront optimization 
Recent advances in generation of terahertz vortex beams andtheir applications被引量：2
《Chinese Physics B》2020年第9期105-121,共17页Honggeng Wang Qiying Song Yi Cai Qinggang Lin Xiaowei Lu Huangcheng Shangguan Yuexia Ai Shixiang Xu 
Project supported partly by the National Natural Science Foundation of China(Grant Nos.61775142 and 61705132);Shenzhen Fundamental Research and Discipline Layout Project,China(Grant Nos.JCYJ20170412105812811,JCYJ20190808164007485,JCYJ20190808121817100,and JCYJ20190808115601653).
Last decade has witnessed a rapid development of the generation of terahertz(THz)vortex beams as well as their wide applications,mainly due to their unique combination characteristics of regular THz radiation and orbi...
关键词：terahertz vortex beams wavefront modulation orbital angular momentum nonlinear optics 
Single-shot measurement of THz pulses
《Chinese Physics B》2020年第5期37-40,共4页Lei Yang Lei Hou Chengang Dong Wei Shi 
Project supported by the National Natural Science Foundation of China(Grant Nos.61427814 and 61575161);the National Key Research and Development Program of China(Grant No.2017YFA0701005);the Natural Science Foundation of Shaanxi Province,China(Grant No.2019JZ-04)。
Terahertz(THz) waves have shown a broad prospect in the analysis of some dielectric materials because of their special properties. For the ultrafast irreversible processes, the THz single-shot measurement is a good ch...
关键词：terahertz waves tilted wavefront single-shot measurement 
High-contrast imaging based on wavefront shaping to improve low signal-to-noise ratio photoacoustic signals using superpixel method
《Chinese Physics B》2020年第3期251-258,共8页Xinjing Lv Xinyu Xu Qi Feng Bin Zhang Yingchun Ding Qiang Liu 
Project supported by the National Key Research and Development Program of China(Grant No.2017YFB1104500);the Beijing Natural Science Foundation,China(Grant No.7182091);the National Natural Science Foundation of China(Grant No.21627813);the Research Projects on Biomedical Transformation of China–Japan Friendship Hospital(Grant No.PYBZ1801)。
Photoacoustic(PA) imaging has drawn tremendous research interest for various applications in biomedicine and experienced exponential growth over the past decade. Since the scattering effect of biological tissue on ult...
关键词：PHOTOACOUSTIC IMAGING WAVEFRONT SHAPING superpixel METHOD high contrast IMAGING 
Wavefront evolution of the signal beam in Ti:sapphire chirped pulse amplifier被引量：1
《Chinese Physics B》2019年第1期385-389,共5页Zhen Guo Lianghong Yu Wenqi Li Zebiao Gan Xiaoyan Liang 
Project supported by the National Natural Science Foundation of China(Grant No.61775223);the Strategic Priority Research Program of Chinese Academy of Sciences(Grant No.XDB1603)
We studied the evolution of wavefront aberration(WFA) of a signal beam during amplification in a Ti:sapphire chirped pulse amplification(CPA) system. The results verified that the WFA of the amplified laser beam has l...
关键词：WAVEFRONT ABERRATION Ti:sapphire CHIRPED pulse AMPLIFICATION WAVEFRONT correction 
Passive ranging and a three-dimensional imaging system through wavefront coding
《Chinese Physics B》2018年第5期234-240,共7页Xing-Xu Zhang Lei Qiao Ting-Yu Zhao Rong-Sheng Qiu 
Project supported by the National Natural Science Foundation of China(Grant No.61205158);the Natural Science Foundation of Zhejiang Province,China(Grant No.LY15F050013)
A single-image passive ranging and three-dimensional(3 D)imaging system with chiral phase encoding was proposed in 2011[Opt.Lett.36,115(2011)].A new theoretical analysis of the system in space domain is presented in t...
关键词：imaging systems image processing wavefront encoding 
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