Which one needs to be considered in the calculation of IP/EA? Either Adiabatic Approximation or Vertical Approximation?

01 February 2016 5,837 3 View

Is it possible to calculate Two Photon Absorption using Gaussian 09?

Hi, I want to do Two Photon Absorption calculations for some Donor-Acceptor materials to study the NLO properties. Is it possible to do it with Gaussian 09 ? Thank you Saisudhakar

10 November 2015 6,370 3 View

How do I calculate refractive index using Gaussian 09?

Hi, I want to do excited state calculation of anthracene in its solid state environment. For that we required static dielectric constant (eps=number) and dynamic dielectric constant...

06 July 2015 7,294 18 View

Is there any way to obtain approximate or accurate molar extinction coefficients?

02 March 2015 1,480 16 View

What should I do when i get oscillator strength values more than 1?

29 October 2014 9,814 11 View

What should I do when i get oscillator strength values more than 1?

09 October 2014 5,074 11 View

How does one calculate charge carrier mobilities?

Is it possible to calculate charge carrier mobilities in a molecule using reorganization energies?

07 August 2014 670 1 View

How does one generate Graphyne and Graphdiyne structures?

How we can generate Graphyne and Graphdiyne structures? Is there any web for it ? (as like tubegen for CNT)

07 August 2014 7,889 2 View

What is the keyword for pH in Gaussian 09?

I want to check optical/electronic properties of some molecules at different pHs. Is there any keyword to set the pH manually in Gaussian 09?

03 April 2014 8,578 1 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

What is the most suitable server for predicting protein structures in bacteria?

I have used the i-Tasser several times, however it has been unavailable for several days. I tried the swiss-model, but the output was not very pleasant due to the model used. Is there any other...

28 February 2021 4,521 3 View