Can I use the CHARMM GUI input files for Gromacs in HPC?

Good day everyone! I am a Biochemistry undergraduate in the Philippines and to be very honest, we have no background in bioinformatics since we really focused on wet lab techniques + theory. Due...

15 February 2021 3,422 4 View

Cause of slow bromophenol blue migration and smearing while running SDS PAGE?

While running gels for western blotting, I am currently getting, what seems to be, the blue dye from my sample buffer migrating more slowly in sample lanes leaving blue streaks. These transfer to...

08 February 2021 5,317 3 View

Same sample, significantly different trace for DMF vs. THF for cyclic voltammetry?

Dear reader, I've been having trouble with my cyclic voltammetry recently, but I then had a break through and managed to get apparently "clean" results using dry, deoxygenated THF and/or DMF,...

06 January 2021 4,312 3 View

Can I use GROMACS for field-theoretic simulation of copolymers?

I need to know if I can use GROMACS instead of LAMMPS for my undergraduate thesis wherein I will generate phase diagrams of copolymers using FTS. Thank you so much!

22 November 2020 3,725 3 View

How to quantify lncRNA/miRNA in ribosomal depleted RNA-seq?

I did some ribosomally depleted RNA-seq in rat brain. Does anyone have recommendations on how to quantify/compare small RNA expression between samples? I have used RNA STAR to map reads back to...

11 November 2020 5,331 1 View

What are some essential steps when using THF for cyclic voltammetry?

I'm new to electrochem/cyclic voltammetry. I'm interested in measuring cyclic voltammograms of organic semiconductors in organic solvents, specifically, THF. I know that in principle I should be...

09 November 2020 2,298 4 View

At what stage of development do animals develop sentient?

I'm trying to find out in the development between being an embryo and an adult animal does the animal become phenomenally conscious? I'm especially looking for recommendations for articles on the...

30 August 2020 3,815 3 View

How to depolarize cultured primary neurons with KCl without them dying?

14 August 2020 1,488 8 View

Recommendations on model enveloped viruses that are easy and safe to propagate?

Hi everyone, We are synthesizing a virucidal material that will kill SARS-CoV-2 on contact. In these preliminary stages, we want to use enveloped surrogate viruses that are the easiest to...

08 August 2020 6,731 4 View

Where can I purchase fluorescent silica nanoparticles?

Hi all, I want to purchase fluorescent silica nanoparticles (with and without a functional group to make it hydrophobic) in powder form. A variety of size options would be key. Preferably, if you...

04 August 2020 7,440 6 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

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 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