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Nanophotonics Research Laboratory



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Professional Interests:

Near-field optics, Nonlinear optics, Laser spectroscopy, Vibration spectroscopy, Time-resolved spectroscopy, Coherent Quantum Control, Scanning Probe Microscope (NSOM, AFM, STM), Semiconductor Nanophotonics, Silicon Photonics, Diamond Photonics, Carbon Nanomaterials


Current research works

                                                              

·         Nano-electro-optical investigation of strained silicon

·         Multimodal Tip-enhanced spectroscopy (fluorescence, Raman, CARS, SHG, TPF..etc.)

·         Tip-enhanced Raman spectroscopy with gap-mode SPP excitations

·         Tip-enhanced broadband coherent anti-Stokes Raman spectroscopy

·         Tip-enhanced two photon excited fluorescence microscopy

·         Coherent quantum control in the near-field

·         Single molecule detection

·         Plasmonics in Visible & UV




 
































Professional Skills:


A. Experience with experimental technique


  • Near-field Raman spectroscopy (Apertureless)
  • Near-field Coherent Anti-Stokes Raman spectroscopy (Apertureless)
  • Near-field fluorescence spectroscopy (Apertureless)
  • Near-field Two-photon excited fluorescence microscopy (Apertureless)
  • Raman Spectroscopy using either single or triple spectrometer, CARS spectroscopy & microscopy
  • Broardband CARS based on Photonic Crystal Fiber & its tip-enhancement
  • Broardband CARS based on 10fs ultrashort pulse laser
  • SEM, AFM, TEM
  • Laser scanning microscopy (Confocal Microscopy, Two-Photon Excited Fluorescence Microscopy)
  • Time gated photon counting
  • Fluorescence life-time measurements using streak camera or photon counting
  • Aperture type NSOM using sharpened optical fiber
  • Single Molecule detection by either one or two photon excitation
  • Phonon mode characterization
  • Coherent quantum control using spatial light modulator
  • Strained Silicon Nanoengineering & Characterization

 

B. Experience with computational Tools

  • Finite difference time domain method (FDTD) using Fortran programming
  • FDTD software (R-soft)
  • Vibration calculation using Gaussian software
  • Familiar with FORTRAN programming, C programming, MATHEMATICA
  • Familiar with Igor Pro programming, NIDAQ Tools for National Instruments (NI) Interface Board control
  • Finite Element Method using ANSYS software