How can I interpret an energy level that ovelap with both VBM and CBM in a band structure?

Dear All In the attached figure, which is a doped SnTe system, the Fermi level (Ef=10.123 eV) is found to cross the conduction band at the gamma point. It actually overlap with the highest...

02 October 2020 200 3 View

What should be the value of the total dipole moment of the CO2 molecule calculated by Quantum ESPRESSO?

I found the dipoles of CO2 calculated by Quantum ESPRESSO as : Computed dipole along edir(3) : Elec. dipole 0.3112 Ry au, 0.7909 Debye Ion. dipole...

01 May 2020 5,036 3 View

Shall all the three criteria (etot_conv_thr, forc_conv_thr, cell) be satisfied to finish the relaxation calculation in Quantum Espresso?

Dear Sir I'm beginner for Quantum Espresso? I conducted this calculation using Quantum Espresso, but I observed that the final total energy is more than the etot_conv_thr but the total force...

01 February 2019 4,025 6 View

How can I produce Bayesian credible intervals for individual predictions for an exponential distance decay model?

I am trying to generate predictions for an exponential distance-decay model of a response variable (Y) varying with distance (D), i.e. Y = a*exp(-b*D). My problem is how to generate credible...

12 April 2014 665 4 View

Sample size and the reproducibility problem

The reproducibility problem widespread in many disciplines of science. The Editorial Board of The Journal of Neuroscience took a bold step. In the May 20, 2020 issue they wrote an illuminating...

01 January 1970 1,989 3 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 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

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 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

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 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