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Questions related from A K Sivadasan
Whether we can Observe any Difference in Raman Spectra taken from a thin film and a bunch of nanostructures of the same material? If I am taking Raman Spectra from a thin film and I am repeating...
02 February 2016 593 9 View
How we are getting High Optical resolution up to nanometer level in the Far field excitation and Near field Collection configurations of NSOM probe?? case1. It is understood that if we are...
02 February 2016 9,005 3 View
What is the Working Principle of Confocal Microscopy? and What is the Advantage of Confocal microscope over the Normal Microscope? If I am exciting one sample with high intense laser beam (514nm)...
02 February 2016 9,478 6 View
How the light is getting additional momentum if it is passing through some array of periodic nanostructures? How the light is getting an additional momentum (2pi/G) if it is passing through an...
01 January 2016 1,487 8 View
Which excitation wavelength is most suitable for subdiffraction limited Gold (Au) nanoparticle (NP) to excite its surface plasmons??If we are using a series excitation wavelength from NUV to IR...
12 December 2015 3,102 12 View
What is the channel (path) for visible light in a semiconductor ID nanowire (d
12 December 2015 5,338 3 View
Is it possible to guide visible light through a semiconductor 1D NW (d
12 December 2015 5,276 3 View
Is it possible to send light, which wavelength is higher than the size of the aperture. if it is passing through the aperture what is the physical reason behind it..?
09 September 2015 5,248 4 View
whether the photo luminescence spectra of single crystal is depends on different planes and orientations ??? especially for GaN c- and m-planes of hexagonal micro crystals??? if it so what is the...
03 March 2015 439 2 View
hi friends "please help me to improve the Al Concentration in AlGaN Nanostructures. I am using atmospheric pressure CVD technique to synthesis the samples..."
03 March 2015 510 0 View
