need formula to calculate second order polarizability from Gaussian output. How to identify second order hyperpolarizability terms in Gaussian output file.
I have recorded UV/Vis absorption spectrum of a dye dissolved in water. I want to find the refractive index of the dye.
04 May 2018 9,266 7 View
I have an old slide microarray scanner (VIDAR Revolution 4200) and would like to give it a "second life", as IHC scanner array (fluorescence dyes), FISH over tissue or similar. Has anyone tried...
24 February 2021 9,210 1 View
When I run the job for TS(QST3) in gaseous phase, it was completed without any error. But when I add water in CPCM model it terminated with an error: Inconsistency: ModMin= 2 Eigenvalue=...
21 February 2021 3,198 2 View
Dear friends, I am a beginner at DFT calculation. I have done a structure optimization using DFT- B3LYP/6-31G*, Nevertheless, I don't know How to calculate the Atomic Polar Tensor (APT) in...
17 February 2021 9,082 3 View
Hello everyone, I want to perform some gaussian calculations and want to use Materials studio for my research work. Can anyone guide me how to get access to supercomputer resources in India for...
15 February 2021 8,264 3 View
Support vector machine
09 February 2021 6,405 3 View
DFT - gaussviev - gaussian09W - HOMO - LUMO
08 February 2021 6,012 5 View
I am trying to find methods for theoretical calculation of enthalpy of formation of Polymers. till now I have found the oligomeric method (Gaussian) which uses the extrapolation of results from...
05 February 2021 9,707 4 View
Dear all, I am trying to optimize a bimetallic complex using # opt=tight b3lyp/lanl2dz scf=qc geom=connectivity. The program is running for around 5 days but the size of the .chk remains same...
05 February 2021 8,721 3 View
I am doing optimization of a phytochemical but when i submitted the file for calculations it shows error 2070. Can anyone please tell me what does it mean? and what should i do to solve it. I have...
30 January 2021 7,932 1 View
In epidemiology, earthquakes, tokamak disruptions etc., there is possibility of approximations with the sequence of Gaussians and with the appropriate risks ( see my papers in Journal of Fusion...
26 January 2021 5,411 5 View