Research Topics
 Yangjian CaiSummaryCountry: China Publications
 Collaborators

Detail Information
Publications
 Average irradiance and polarization properties of a radially or azimuthally polarized beam in a turbulent atmosphereYangjian Cai
Institute of Optics, Department of Physics, Zhejiang University, Hangzhou 310027, China
Opt Express 16:766573. 2008..The propagation properties are closely related to the parameters of the beam and the structure constant of the atmospheric turbulence...  Lensless imaging with partially coherent lightYangjian Cai
Division of Electromagnetic Engineering, School of Electrical Engineering, Royal Institute of Technology, 10044 Stockholm, Sweden
Opt Lett 32:2057. 2007..The results suggest useful imaging applications in xray, gammaray, or other wavelengths where no effective lens is available, and they have potential applications in optical metrology and holography...  Model for an anomalous hollow beam and its paraxial propagationYangjian Cai
Max Planck Research Group, Institute of Optics, Information and Photonics, University of Erlangen, Germany
Opt Lett 32:317981. 2007..Based on the Collins integral formula, an analytical propagation formula for the anomalous hollow beam passing through a paraxial ABCD optical system is derived. The propagation properties in free space are studied graphically...  Partially coherent flattened Gaussian beam and its paraxial propagation propertiesYangjian Cai
Joint Research Center of Photonics of the Royal Institute of Technology and Zhejiang University, Hangzhou, China
J Opt Soc Am A Opt Image Sci Vis 23:26238. 2006..The propagation factor and propagation properties of a partially coherent FGB in free space are studied in detail and found to be closely related to its coherence and beam order...  Propagation of a decentered elliptical Gaussian beam through apertured aligned and misaligned paraxial optical systemsYangjian Cai
Joint Research Center of Photonics, Royal Institute of Technology and Zhejiang University, Zijingang Campus, Zhejiang University, Hangzhou 310058, China
Appl Opt 45:575866. 2006..Our results provide a convenient way for studying the propagation and transformation of a DEGB and a DEHGB through apertured paraxial optical systems...  Lensless optical implementation of the coincidence fractional Fourier transformYangjian Cai
Joint Research Center of Photonics of the Royal Institute of Technology and Zhejiang University, East Building No 5, Zijingang Campus, Zhejiang University, Hangzhou 310027, China
Opt Lett 31:227880. 2006..The conditions for the lensless optical system to implement the coincidence FRT with incoherent light and entangled photon pairs are discussed. The results offer a novel scheme for FRTs and thus suggest useful applications...  Propagation of hollow Gaussian beams through apertured paraxial optical systemsYangjian Cai
Joint Research Center of Photonics of the Royal Institute of Technology and Zhejiang University, Zhejiang University, Hangzhou, China
J Opt Soc Am A Opt Image Sci Vis 23:14108. 2006..Our results provide a convenient way for studying the propagation and transformation of a hollow Gaussian beam and a hollow elliptical Gaussian beam through an apertured general optical system...  Coincidence subwavelength fractional Fourier transformYangjian Cai
Institute of Optics, Department of Physics, Zhejiang University, Hangzhou, China
J Opt Soc Am A Opt Image Sci Vis 23:83541. 2006..Differences between the coincidence subwavelength FRT with entangled photon pairs and that with incoherent light radiation are discussed...  Average intensity and spreading of an elliptical gaussian beam propagating in a turbulent atmosphereYangjian Cai
Joint Research Center of Photonics of the Royal Institute of Technology and Zhejiang University, East Building No 5, Zijingang Campus, Zhejiang University, Hangzhou, 310058, China
Opt Lett 31:56870. 2006..This interesting phenomenon is quite different from the propagation of an EGB in free space. The evolution properties are closely related to the parameters of the beam and the turbulent atmosphere...  Scintillation of astigmatic dark hollow beams in weak atmospheric turbulenceYangjian Cai
Max Planck Research Group, Institute of Optics, Information and Photonics, University of Erlangen, Erlangen, Germany
J Opt Soc Am A Opt Image Sci Vis 25:1497503. 2008..Our results will be useful in longdistance freespace optical communications...  Scintillation index of elliptical Gaussian beam in turbulent atmosphereYangjian Cai
Max Planck Research Group, Institute of Optics, Information and Photonics, University of Erlangen, Staudtstrasse 7 B2, D 91058 Erlangen, Germany
Opt Lett 32:24057. 2007....  Paraxial propagation of a partially coherent HermiteGaussian beam through aligned and misaligned ABCD optical systemsYangjian Cai
Max Planck Research Group, Institute of Optics, Information and Photonics, University of Erlangen, Erlangen, Germany
J Opt Soc Am A Opt Image Sci Vis 24:2394401. 2007..The focusing properties of a partially coherent HermiteGaussian beam focused by a thin lens are studied as a numerical example...  Propagation of partially coherent twisted anisotropic Gaussian Schellmodel beams through an apertured astigmatic optical systemYangjian Cai
Joint Research Center of Photonics of the Royal Institute of Technology and Zhejiang University, East Building No 5, Zijingang Campus, Zhejiang University, Hangzhou, 310058, China
Opt Lett 31:6857. 2006..Our formulas avoid timeconsuming numerical integration and provide a convenient and effective way for studying the propagation and transformation of a partially coherent twisted AGSM beam through an apertured paraxial GA optical system...  An alternative theoretical model for an anomalous hollow beamYangjian Cai
Department of Physics, Institute of Optics, Zhejiang University, Hangzhou 310027, China
Opt Express 16:1525467. 2008..Some numerical examples are calculated to show the propagation and focusing properties of coherent and partially coherent anomalous hollow beams...  Active laser radar systems with stochastic electromagnetic beams in turbulent atmosphereYangjian Cai
Max Planck Research Group, Institute of Optics, Information and Photonics, University of Erlangen, Staudtstr 7 B2 D 91058 Erlangen, Germany
Opt Express 16:1583446. 2008..Through a number of numerical examples we investigated the effect of local turbulence strength and lens' parameters on spectral, coherence and polarization properties of the EGSM beam...  Ghost imaging with twisted Gaussian Schellmodel beamYangjian Cai
School of Physical Science and Technology, Suzhou University, Suzhou 215006, China
Opt Express 17:245364. 2009..This phenomenon is caused by the fact that the twist phase enhances the transverse spatial coherence of the twisted GSM beam on propagation...  M2factor of coherent and partially coherent dark hollow beams propagating in turbulent atmosphereYangsheng Yuan
School of Physical Science and Technology, Soochow University, Suzhou 215006, China
Opt Express 17:1734456. 2009..Furthermore, the relative M(2)factor of a DHB with lower coherence, longer wavelength and larger dark size is less affected by the atmospheric turbulence. Our results will be useful in longdistance freespace optical communications...  Coherence and polarization properties of a radially polarized beam with variable spatial coherenceGaofeng Wu
School of Physical Science and Technology, Soochow University, Suzhou 215006, China
Opt Express 20:2830118. 2012..The variations of the degree of coherence and the degree of polarization depend closely on the initial spatial coherence. Our experimental results agree well with the theoretical predictions...  Partially coherent standard and elegant LaguerreGaussian beams of all ordersFei Wang
School of Physical Science and Technology, Soochow University, Suzhou 215006, China
Opt Express 17:2236679. 2009..Our results may find applications in connection with laser beam shaping, singular optics and astrophysical measurements of angular momentum of radiation...  Spatiotemporal coupling of random electromagnetic pulses interacting with reflecting gratingsMin Yao
School of Physical Science and Technology, Soochow University, Suzhou 215006, China
Opt Express 18:2250314. 2010..Electromagnetic nature of such interaction is explored via considering dependence of the degree of polarization of the reflected REMPB on its source and on the structure of the grating...  Radiation force of scalar and electromagnetic twisted Gaussian Schellmodel beamsChengliang Zhao
School of Physical Science and Technology, Soochow University, Suzhou, China
Opt Express 17:2147287. 2009..It is found that radiation force is closely related to the twist phase, degree of polarization and correlation factors of the initial beam. The trapping stability is also discussed...  Statistics properties of a cylindrical vector partially coherent beamYiming Dong
School of Physical Science and Technology, Soochow University, Suzhou, China
Opt Express 19:597992. 2011..Our results may find applications in connection with laser beam shaping and optical trapping...  Modulation of spectral intensity, polarization and coherence of a stochastic electromagnetic beamGaofeng Wu
School of Physical Science and Technology, Soochow University, Suzhou, China
Opt Express 19:870014. 2011....  M2factor of a stochastic electromagnetic beam in a Gaussian cavityShijun Zhu
School of Physical Science and Technology, Soochow University, Suzhou, China
Opt Express 18:2756781. 2010..Our results will be useful in many applications, such as freespace optical communications, laser radar system, optical trapping and optical imaging, where stochastic electromagnetic beams are required...  Experimental generation of partially coherent beams with different complex degrees of coherenceFei Wang
School of Physical Science and Technology, Soochow University, Suzhou 215006, China
Opt Lett 38:18146. 2013..Our results are useful for beam shaping and particle trapping...  Twist phaseinduced reduction in scintillation of a partially coherent beam in turbulent atmosphereFei Wang
School of Physical Science and Technology, Soochow University, Suzhou 215006, China
Opt Lett 37:1846. 2012..Thus, modulation of the twist phase of a partially coherent beam provides a new way to reduce turbulenceinduced scintillation...  Scatteringinduced changes in the degree of polarization of a stochastic electromagnetic planewave pulseChaoliang Ding
Department of Physics, Luoyang Normal University, Luoyang, China
J Opt Soc Am A Opt Image Sci Vis 29:107890. 2012..One may obtain the information of the spherical medium by measuring the scatteringinduced changes in the DOP of a stochastic electromagnetic planewave pulse...  Statistical properties of a nonparaxial Gaussian Schellmodel beam in a uniaxial crystalLina Zhang
School of Physical Science and Technology, Soochow University, Suzhou, China
Opt Express 19:1331225. 2011..Our results may be useful in some applications, such as optical trapping and nonlinear optics, where a light beam with special beam profile and polarization is required...  Experimental measurement of the beam parameters of an electromagnetic Gaussian Schellmodel sourceFei Wang
School of Physical Science and Technology, Soochow University, Suzhou 215006, China
Opt Lett 36:27224. 2011..Our experimental results agree reasonably well with the theoretical predictions...  Scatteringinduced changes in the temporal coherence length and the pulse duration of a partially coherent planewave pulseChaoliang Ding
Department of Physics, Luoyang Normal College, Luoyang, China
Opt Lett 36:5179. 2011..We demonstrate that the scatteringinduced changes in the temporal coherence length and the pulse duration may be used to determine the correlation function of the scattering potential of the medium...  Experimental determination of the radius of curvature of an isotropic Gaussian Schellmodel beamShijun Zhu
School of Physical Science and Technology, Soochow University, Suzhou 215006, China
J Opt Soc Am A Opt Image Sci Vis 30:1716. 2013..Using the measured beam parameters, we carry out a comparative study of the propagation properties of a GSM beam both theoretically and experimentally. Our experimental results agree well with theoretical predictions...  Statistical properties of a nonparaxial cylindrical vector partially coherent field in free spaceYiming Dong
Department of Physics, Shaoxing College of Art and Science, Shaoxing 312000, China
Opt Express 20:1590827. 2012..Our results will be useful for modulating the properties of a nonparaxial cylindrical vector partially coherent field...  Experimental study of the focusing properties of a Gaussian Schellmodel vortex beamFei Wang
School of Physical Science and Technology, Soochow University, Suzhou 215006, China
Opt Lett 36:32813. 2011..Focused dark hollow, flattopped, and Gaussian beam spots can be obtained in our experiment, which will be useful for trapping particles. The experimental results agree well with the theoretical results...  Degree of paraxiality of a partially coherent fieldFei Wang
School of Physical Science and Technology, Soochow University, Suzhou 215006, China
J Opt Soc Am A Opt Image Sci Vis 27:11206. 2010..The dependence of the degree of paraxiality on the size and the state of coherence of the source as well as on the truncation parameter and the magnitude of twist phase is analyzed by a number of numerical examples...  Secondorder fractional Fourier transform with incoherent radiationYangjian Cai
Department of Physics, Hong Kong Baptist University, Hong Kong, China, and Institute of Optics, Department of Physics, Zhejiang University, Hangzhou, 310027, China
Opt Lett 30:38890. 2005..An optical system for implementing a secondorder fractional Fourier transform was designed. As a numerical example, we investigate the secondorder fractional Fourier transform for a single slit...  Ghost interference with partially coherent radiationYangjian Cai
Department of Physics, Hong Kong Baptist University, Hong Kong, China
Opt Lett 29:27168. 2004..An increase of the transverse coherence results in an increase of the visibility. The difference between ghost interference formed with entangled photon pairs and with partially coherent light is discussed...  Selfsteering partially coherent beamsYahong Chen
College of Physics, Optoelectronics and Energy and Collaborative Innovation Center of Suzhou Nano Science and Technology, Soochow University, Suzhou 215006, China
Sci Rep 7:39957. 2017..We experimentally generate a particular subclass of new beams, selfsteering Gaussian Schell beams and argue that they can find applications for mobile target tracing and trapped micro and/or nanoparticle transport...  Coincidence fractional Fourier transform implemented with partially coherent light radiationYangjian Cai
Institute of Optics, Department of Physics, Zhejiang University, Hangzhou, 310027, China
J Opt Soc Am A Opt Image Sci Vis 22:1798804. 2005..As an example, we numerically study the coincidence FRT of a single slit...  Interdependence between the temporal and spatial longitudinal and transverse degrees of partial coherence and a generalization of the van CittertZernike theoremYangjian Cai
School of Physical Sciences and Technology, Soochow University, Suzhou 215006, China
J Opt Soc Am A Opt Image Sci Vis 29:254251. 2012..41). Two theorems are derived that are a generalization of the van CittertZernike theorem...  Secondorder statistics of a twisted gaussian Schellmodel beam in turbulent atmosphereFei Wang
School of Physical Science and Technology, Soochou University, Suzhou 215006, China
Opt Express 18:2466172. 2010..The secondorder statistics are closely determined by the parameters of the turbulent atmosphere and the initial beam parameters. Our results will be useful in longdistance freespace optical communications...  Propagation of a generaltype beam through a truncated fractional Fourier transform optical systemChengliang Zhao
School of Physical Science and Technology, Soochow University, Suzhou 215006, China
J Opt Soc Am A Opt Image Sci Vis 27:63747. 2010..Our results clearly show that the truncated FRT optical system provides a convenient way for laser beam shaping...  Trapping two types of particles using a focused partially coherent elegant LaguerreGaussian beamChengliang Zhao
School of Physical Science and Technology, Soochow University, Suzhou 215006, China
Opt Lett 36:22513. 2011..Therefore, one can use one opticaltrap system to trap two types of particles with different refractive indices...