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Questions related from Byron Llerena
I currently have TiO2 nanowires from ACS materials as a wet cake and I want to disperse them in water. It seemed to be a trivial task but is highly complicated since I cannot use ultrasonication...
18 October 2018 4,148 4 View
I currently want the measure the biomechanics of mice. Is there any available hardware / software to do so?
16 September 2017 942 1 View
Im am conducting PL spectroscopy on polydiamond and the excitation of the laser I am using is 405nm which is higher energy than most of the energy in the literature which is 514nm or 488nm. Im not...
16 July 2016 5,586 2 View
I have a graph of the relative radiance spectrum of a UV Lamp as shown in the graph. I particularly need the irradiance at a particular distance "z" and area "A" spectrum. Any thoughts on how to...
29 June 2016 1,650 3 View
I am currently working with a diamond based UV photodetector. I am currently using polycrystalline diamond as a substrate with interdigitated electrodes. Due to the defects and traps of the...
20 June 2016 5,153 5 View
For metals, literature explains that the valence band overlaps the conduction band. Im not clear how this happens, the way I see it, valence and conduction bands are concepts which arise only when...
17 April 2016 6,108 3 View
Im going to take as a example a quantum well (i.e 2DEG). Literature says that motion of electrons is quantised in the vertical direction for a 2DEG, therefore motion in the vertical direction is...
15 April 2016 6,167 3 View
This is the typical graph describing how the density of states in a semiconductor depends on dimensionality. (Im aware there is a mistake in the 1D and 0D). I have troubles interpreting the 2D and...
15 April 2016 8,499 2 View
For an angle greater than the critical angle in n^>1 interface we find evanescent waves. I need to find the characteristic length of exponential decay of the wave propagating along the surface....
15 March 2016 3,426 2 View
I am not clear about what this exactly means. I know that there are forbidden bands in PCW, but what exactly means tunning the edges of such band to atomic transitions frequencies D1 and D2? and...
22 February 2016 8,477 2 View
