Can we Observe any Difference in Raman Spectra taken from a thin film and a bunch of nanostructures of the same material?

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...

01 February 2016 523 9 View

What is the Working Principle of Confocal Microscopy? and What is the Advantage of Confocal microscopy over the Normal Microscope?

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)...

01 February 2016 9,379 6 View

How we are getting nanometer level resolution for the Far field excitation using Normal Objective and Near field Collection using NSOM probe?

01 February 2016 8,918 3 View

How is the light getting additional momentum if it is passing through some array of nanostructures?

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...

31 December 2015 1,417 8 View

Is it possible to guide visible light through a semiconductor 1D NW (d<50 nm)?

Is it possible to guide visible light through a semiconductor 1D NW (d

11 December 2015 5,208 3 View

Which excitation wavelength is most suitable for subdiffraction limited Gold (Au) nanoparticle to excite its surface plasmons?

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...

11 December 2015 3,014 12 View

What is the channel (path) for visible light in a semiconductor ID nanowire (d<50nm)??

What is the channel (path) for visible light in a semiconductor ID nanowire (d

11 December 2015 5,266 3 View

Can we send light through an aperture having the size less than the wavelength of incident light?

08 September 2015 5,179 4 View

How we can improve and control the aluminium concentration in the AlGaN nanostructures synthesised by CVD technique?

02 March 2015 408 0 View

Is it possible to have two luminescence bands of the same peak position but with different intensities in single spectrum??

Hi! If it is possible to have two luminescence bands of the same peak position in a spectrum, what is the reason behind formation of two separate bands instead of one? This phenomenon is related...

26 February 2021 4,963 5 View

What are the merits and demerits of GAN and classical data augmentation in plant leaf disease detection and classification systems?

anyone suggest what are the merits and demerits of GAN and classical data augmentation in plant leaf disease detection and classification systems

21 January 2021 5,135 5 View

GAN as Data Augmentation?

Hi, I want to apply GAN as a data-augmentation technique in my model. I am bit confused regarding implementation that how could I give the generated images of GAN to my model on run-time? because...

07 December 2020 4,703 3 View

Why use STOP solution in ELISA?

At the last step for data analysis, we always use a STOP solution to stop the TMB oxidized by HRP. Why do we have to stop the reaction? Couldn't we measure the color wavelength of...

17 November 2020 5,177 3 View

What would cause Cell Titre Glo assay wells to luminesce less than the media only wells?

Hi all, I'm doing a bunch of Cell Titre Glo assays to assess the effects of several inhibitors on 2 cell lines. Problem is, for some of the wells they seem to be luminescing less than the...

30 October 2020 1,513 2 View

Can anyone tell me that how to find dangling bond in GaN, AlN or AlGaN?

I want to know about the dangling bond? by which method we can find it, does its need some special type of characterization just like XRD etc... or method i want to find dangling bond effect in...

26 October 2020 1,938 6 View

How I can find the quantum efffcincy from the measured and calculated decay time when the measured decay time is greater than the calcualted decay ?

I am working on the luminescence properties of Nd3+ ions doped phosphate glasses for which I have to study the decay time. I measured the decay time experimentally and also calculated the decay...

16 October 2020 951 7 View

How to find molecular energy transition from given chemiluminescent emission wavelength?

Hello, As part of my master's thesis, we are gasifying biomass in an entrained flow reactor. We are collecting the light emitted by the flame via a collimating lens and an optical fibre in order...

09 September 2020 1,262 2 View

I have got the following photo luminescence spectra data of AU-PD tio2 film for diffrent depotion rates ,can some one help me to analyse it broadly?

i have got the following photo luminescence spectra data of AU-PD tio2 film for diffrent depotion rates ,can some one help me to analyse it broadly? can we discuss it ??

02 September 2020 3,260 6 View

How to avoid getting organic particles to charr(become black) during calcination?

I am trying to synthesize SrHfO3:Eu2+ nanoparticles. To reduce from Eu3+ to Eu2+, we calcinate it under Ar/H2 conditions but it ends giving a black coloured product. We need this for luminescence...

22 August 2020 448 3 View