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Asher A. Friesem
Researcher at Weizmann Institute of Science
Publications - 366
Citations - 9993
Asher A. Friesem is an academic researcher from Weizmann Institute of Science. The author has contributed to research in topics: Laser & Holography. The author has an hindex of 47, co-authored 361 publications receiving 9307 citations. Previous affiliations of Asher A. Friesem include Technion – Israel Institute of Technology & Budapest University of Technology and Economics.
Papers
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Journal ArticleDOI
Molecular surface recognition: determination of geometric fit between proteins and their ligands by correlation techniques.
Ephraim Katchalski-Katzir,I. Shariv,Miriam Eisenstein,Asher A. Friesem,Claude Aflalo,Ilya A. Vakser +5 more
TL;DR: A geometric recognition algorithm was developed to identify molecular surface complementarity and was tested and validated by using five known complexes for which the correct relative position of the molecules in the respective adducts was successfully predicted.
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Resonant grating waveguide structures
TL;DR: In this paper, the authors present analytic and numerical models for evaluating the resonance as a function of the geometric and optical parameters of the structures and incident radiation in waveguide grating structures.
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The formation of laser beams with pure azimuthal or radial polarization
TL;DR: In this article, the coherent summation of two orthogonally polarized TEM01 modes inside the laser resonator was used to obtain pure azimuthal and radial polarized beams.
Patent
Method and apparatus for storage and retrieval with multilayer optical disks
Erez Hasman,Asher A. Friesem +1 more
TL;DR: A multilayer optical disk system as mentioned in this paper includes an optical disk unit having a number of connected optical disks, which are then axially dispersed so that light of different wavelengths are simultaneously focuses onto the different optical disks and a wavelength demultiplexer splits the reflected light reflected from the optical disks according to wavelength to produce separate beams.
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Two photon absorption and coherent control with broadband down-converted light.
TL;DR: Using pulse-shaping methods, this work coherently control two-photon absorption in rubidium, demonstrating spectral and temporal resolutions that are 3-5 orders of magnitude below the actual bandwidth and temporal duration of the light itself.