32 Questions 34 Answers 0 Followers
Questions related from Shamjid Palappra
I would like to get some references to compare solar energy (photovoltaics) to other renewable energy resources.
30 May 2018 7,390 3 View
I would like to get explanation for the following points 1. Light absorption of the plasmonic metal nanoparticle is more significant than scattering when the particle size is small (less than 50...
05 February 2018 9,739 9 View
With finite-difference time-domain (FDTD) simulation, it is possible to calculate both scattering and absorption cross-section of metal nanoparticles using total-field scattered-field (TFSF)...
01 May 2017 1,981 8 View
Looking for good references to get basic idea of FDTD method. I would like to get the basic idea to study how does the software Lumerical FDTD works. That means how the software calculate...
15 February 2017 2,718 8 View
If we know real and imaginary part of dielectric constant a material, can we predict the material property from it?
19 July 2016 3,611 23 View
I would like to compare scattering cross sections of different sized Ag NPs using lumerical FDTD solution software. Can anyone give an idea for the above? To make my question clearer, I have...
30 June 2016 2,364 9 View
Can anyone help me to make 2D-FDTD simulation for Ag NPs of 40 nm diameter and LSPR wavelength at 418 nm?
08 June 2016 4,366 5 View
How can we calculate extinction, scattering and absorption cross section using FDTD?
28 April 2016 7,711 6 View
For the fabrication of organic solar cell with Ag nanoparticles, how can I effectively spin coat Ag NPs on top of ITO substrate. I have synthesized Ag NP and washed and stored into ethanol.
14 March 2016 4,416 2 View
If we make thin films by spin coating method, even we kept same RPM and Time for rotation, the thickness of both will be different. Then how can we compare absorption enhancement the thin film...
20 February 2016 6,604 2 View
If we can make an energy level below the LUMO of active layer with cathode electrode, why we require ELT in between them? Why do we need an extra energy level between LUMO of the active layer and...
04 January 2016 3,385 3 View
I wrote a matlab program to calculate Mie scattering efficiency of Ag NPs. Now I'm looking to plot scattering intensity vs scattering angle graph. So I need some good references for this. Please...
10 November 2015 987 4 View
In the case of silver nanocubes intense XRD peak is the (200). This intense peak is explained due to the presence of {100} facet. How these are...
16 October 2015 5,296 3 View
Theoretical Mie absorption and scattering properties of Au and Ag various size can be solved by Yguerabide method. [http://www.sciencedirect.com/science/article/pii/S0003269798927609]. However,...
14 August 2015 5,739 3 View
I am try to study Mie theory to understand optical behavior of metal nano particles (spherical). I have to develop a computer program based on Mie theory to theoretically understand optical...
01 August 2015 4,027 10 View
I'm expecting some good references to get the concept of reciprocal lattice. How is it useful in the studies of crystal.
24 March 2015 6,918 4 View
The plasmonic effect is the interaction between free electrons in metal nano particles and incident light. Why is this effect possible in metal nano-particles? Is it observable in bulk metals...
23 December 2014 4,983 10 View
How organic solar cell performance related to the absorption of active layer at higher wavelength.
03 November 2014 8,135 11 View
The I-V characteristics of solar cell show a negative short circuit current. Is this negative value because of minority charge carriers or not. Is it possible to explain the working of solar cell...
09 September 2014 4,503 14 View
I would like to know it is possible to find out thin film thickness from the reflectance pattern that have been taken from the UV-Vis spectrophotometer. I have read FFT numerical technique is...
23 August 2014 7,424 8 View
I would like to know why diffraction is limited by nano-world. I have read that plasmons can be used to overcome this diffraction limit in the nanometer world. I'm hoping some answers and some...
15 August 2014 4,849 4 View
Actually, I'm expecting answer to perform a computational program and its code related concept.
08 August 2014 6,322 4 View
I am expecting answer more specifically about why nano-structure is required for organic solar cell
18 July 2014 7,930 4 View
In bilayer organic solar cell there has large contact between thin films of two organic material, then why the interface region is less than that of Bulk Heterojunction solar cell and other...
11 July 2014 7,850 10 View
I have read a journal in theoretical modeling of organic solar cells. But I couldn't understand how it is used in this particular problem and how it calculates physical quantities. Could someone...
30 June 2014 3,472 3 View
I would like to get a chemical synthesis method of Copper NPs from copper chloride.
19 June 2014 6,831 2 View
I have understood, incident light waves generate a collective oscillations of free electrons in a metal nano-particles(NPs) that causes optical electromagnetic oscillation, which is called...
05 June 2014 9,034 4 View
I would like to get an answer in relation to exciton quenching in organic solar cells. The reference: http://pubs.rsc.org/en/Content/ArticleLanding/2011/JM/C1JM12820E#!divAbstract
01 June 2014 3,767 6 View
In organic solar cells, the excitons generation by the incident photon is dissociated at the donar-aceptor junction. So the dissociated electrons move to cathode (Al) and holes to anode (ITO)....
29 May 2014 2,029 6 View
I have a 100 ohm resistor, which was connected to a I-V measurement unit. I then swept voltage from 0 -7 V, but the graph showed a current from 0-0.01 A corresponding to 0-1 V . Why it does not...
19 May 2014 7,616 6 View
I have to know the physics that related to the nano-structured organic solar cells, the fundamentals of this topic. If anyone experienced excellent e-book or paper related to this, nano-structured...
16 May 2014 7,554 3 View
I had tried to generate nano-pillars using AAO template, but I couldn't grow nano-pillars with perfect order. Rather, slanted nano-pillars were only formed. So please help me about the placement...
19 February 2014 9,122 6 View
