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50篇 您的检索式:作者名="Nagar K"
    题名 作者 年代 出处 被引量
1Particle manipulation beyond the diffraction limit using structured super-oscillating light beams显示文摘The diffraction-limited resolution of light focused by a lens was derived in 1873 by Ernst Abbe.Later in 1952,a method to reach sub-diffraction light spots was proposed by modulating the wavefront of the focused beam.In a related development,super-oscillating functions,that is,band-limited functions that locally oscillate faster than their highest Fourier component,were introduced and experimentally applied for super-resolution microscopy.Up till now,only simple Gaussian-like sub-diffraction spots were used.Here we show that the amplitude and phase profile of these sub-diffraction spots can be arbitrarily controlled.In particular,we utilize Hermite–Gauss,Laguerre–Gauss and Airy functions to structure super-oscillating beams with subdiffraction lobes.These structured beams are then used for high-resolution trapping and manipulation of nanometer-sized particles.The trapping potential provides unprecedented localization accuracy and stiffness,significantly exceeding those provided by standard diffraction-limited beams.Brijesh K Singh Harel Nagar Yael Roichman Ady Arie 2017Light(Science & Applications)2017,6,1:5
2Exposure to As, Cd and Pb-mixture impairs myelin and axon development in rat brain,optic nerve and retina显示文摘Rai N K Ashok A Rai A Tripathi S Nagar G K Mitra K 2013Toxicology and Applied Pharmacology2013,273,2:1
3Role of polyamines and ethylene as modulators of plant senescence 显示文摘 Ranade S A Nagar P K 2000Journal of Bioscience2000,25,:1
4Multivariate generalization of the hypergeometric func- tion type i distribution 显示文摘Nagar Daya K Bran-Cardona Paula Andrea Gupta Arjun K 2009Aeta Applicandae Mathemati- cae2009,105,1:1
5Enhancing further performance properties of titanium complex grease 显示文摘Anoop K Nagar S C Naithani K R etal 1998NLGL Spokesman1998,62,6:1
6Role of polyamines and ethylene as modulators of plant senescence显示文摘Pandney S Ranade S A Nagar P K 2000Journal of Biosciences2000,25,:1
7LFT/SDP approach to the uncertainty analysis for state estimation of water distribution systems 显示文摘NAGAR A K POWELL R S 2002IEE Proceedings Control Theory & Applications2002,149,2:1
8A Hybrid Biometric Cryptosystem for Securing Fingerprint Minutiae Templates 显示文摘Nagar A Nandakumar K Jain A K 2010Pattern Recognition Letters2010,31,8:1
9Governance problems in closely held corporations显示文摘Nagar V Petroni K Wolfenzon D 2011Journal of Financial and Quantitative Analysis2011,46,04:1
10Establishment of a diabetic mouse model with progressive diabetic nephropathy 显示文摘Inada A Nagar K Aiar H 2005A m J Pathol2005,167,2:1
11Physiological and biochemical studies during flower development in two rose species显示文摘Sood Sh Vyas D Nagar P K 2006Scientia Horticulturae2006,108,:1
12Digital control of magnetic levitation system using fuzzy logic controller显示文摘Yadav S Tiwari J P Nagar S K 2012International Journal of Computer Applications2012,41,21:1
13Isolation and characterization of brassinosteroids from immature seeds of Camellia sinensis (O) Kuntze 显示文摘Bhardwaj R Kaur S Nagar P K 2007Plant Growth Regulation2007,53,1:1
14Nonnull distribution of LR-statistic for testing μ = μ0,∑ = σ^2I in complex multivariate normal model显示文摘A K Gupta D K Nagar 1985Startica1985,,45:1
15Muhibiometric cryptosystems based on feature level fusion 显示文摘NAGAR A NANDAKUMAR K JAIN A K 2012IEEE Transactions on Information Forensics and Security2012,7,1:1
16Hardening fingerprint fuzzy vault using password显示文摘Nandakumar K Nagar A Jain A K 2007ICB2007,,:1
17Effect of solution chemistry on arsenic sorption by Fe and AI based drinking-water treatment residuals显示文摘R Nagar D Sarkar K C Makris 2010Chemosphere2010,78,8:1
18Patterns of leaf surface wetness in some important medicinal and aromatic plants of Western Himalaya 显示文摘Pandey S Nagar P K 2003Flora-Morphology Distribution Functional Ecology of Plants2003,198,5:1
19Enhancing further performance properties of titanium complex grease 显示文摘Anoop K Nagar S C Naithani K R 1998NLGI Spokesman1998,62,6:1
20A hybrid biometric cryptosystem for securing fingerprint minutiae templates显示文摘Nagar A Nandakumar K Jain A K 2010Pattern Recognition Letters2010,31,8:1
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