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Questions related from Venkatesh Sri
I have seen many works reporting the use of thermal evaporation technique but they seldom give details about the source, boat and other detailed parameters. Can anyone guide me with these details?
05 May 2017 8,413 4 View
Is there anyway to determine the electron density of a nanomaterial from a measurable phenomenon like absorbance spectrum?
09 September 2014 749 7 View
I have a nanosecond pulsed laser. How can I find out radiative and non-radiative decay rates of a dye molecule using this nanosecond pulsed laser? Can you suggest some simple experimental methods...
08 August 2014 3,281 14 View
I have read about synthesis of carbon dots by various means like thermal and microwave mediated. Does anyone know a reliable method to synthesize carbon dots which have absorption maxima around or...
03 March 2014 5,434 1 View
I want to do Sandwich assay on a glass slide. I have read in some papers that they use a "tape" with rectangular hole to cover the slide. This rectangular hole is used as well for carrying out the...
02 February 2014 5,732 2 View
I'm finding it difficult to find a polymer that is permeable and insoluble in lower alcohols like methanol, ethanol and isopropanol.
09 September 2013 9,864 4 View
The applications may include metal thin film deposition, semicondicting layer deposition and carbonaceous thin film deposition. Which one is preferable with respect to cost, ease of working etc?...
09 September 2013 532 8 View
Can we deposit silver or gold thin film of nanometer thickness using techniques other than vapor deposition techniques?
09 September 2013 7,998 6 View
When we use picasa we can notice a spectrum of the image that is displayed in the window and it shows various details about the image.. Also if the image is a single color image it can be...
08 August 2013 9,168 11 View
Is there any way to find out optical band gap and electrical band gap using simple instruments like UV-Vis spectrophotometer? What are the parameters that influence the band gap in a metal thin...
07 July 2013 2,968 3 View
Please share your experin=ence and knowledge in setting up an Interferometric thin film thickness measuring instrument. I want a detailed step by step protocol to follow. I googled for it but in...
07 July 2013 9,294 11 View
I'm looking for a low budget instrument.
06 June 2013 1,091 30 View
If one cannot afford techniques like AFM and other Profilometric investigations, how will one find out the thickness of a polymer thin film? Can we guess the thickness by knowing the molecular...
06 June 2013 8,718 91 View
I have tried using APES already but there is some problem in achieving the result. Is there any other method? how do I know that APES got coated properly on the slide?
06 June 2013 2,570 11 View
I want to use silver thin film on glass as electrode. How can I do cyclic voltammetry using this? What should be the setup?
06 June 2013 8,444 10 View
