Did anybody use VISIONlite ColorCalc Software for liquid samples color analysis?

I would like to read about your experiences in the measurement of the color of liquid samples (wine, oil, or whatever) using a glass cuvette to calculate L* a* and b* parameters with the...

08 February 2021 6,619 4 View

My Xenopus oocytes (healthy frogs) explode before I can make any electrophysiological records, why?

Xenopus laevis oocytes are used in electrophysiology to make transient expression of injected mRNA fragments. Through the technique of 2-electrodes voltage-clamp we can record the physiological...

11 January 2021 6,005 4 View

What is the best washing procedure for Gelatin - arabic gum capsules?

I am preparing microcapsules from complex coacervation procedure to encapsulate an oil phase. However, filtration to remove the aqueous phase results in a paste of aggregated particles. So I am...

25 October 2020 3,152 3 View

Bioinformatic tools to determine ploidy in microbial genomes?

Looking for tools with proved accuracy to detect ploidy levels in microbial whole-genomes.

14 October 2020 4,273 3 View

No title

26 July 2020 2,893 4 View

Based on your experience, what is the best 3D printing material for teaching human anatomy?

Dear colleagues, We all know that, ideally, human anatomy is better assessed in cadaver model. Artificial 3D-printed moldes, however, emerged to contribute to science. In order to develop...

02 June 2020 7,313 1 View

Synchronous or asynchronous classes during COVID-19 pandemic?

Dear colleagues, what is your approach for remote education during COVID-19 pandemic in terms of timing? What do you prefer? (1) Teaching live with classes pre-established at certain date (e.g....

21 May 2020 6,981 18 View

WRF-CHEM configure start and end of eruption and fall-out?

Hello, I'm using WRF-CHEM to simulate the Etna plume and fall-out. I'm using prep_chem_search.inp to input starting data, using Values.txt tu configure the height, duration, ash mass, and SO2 mass...

19 April 2020 5,503 1 View

Murine alpha-synuclein overexpression in PD mouse model?

I have been reading about A53T aSyn genetic PD mouse model, and I realized that 99% of all of them, are based on the expression of human alpha-synuclein (wild type or mutant) in the mouse. I have...

26 March 2020 4,022 3 View

Improve GPU usage in namd?

I just installed a new RTX 2080 on an old pc (I7 980x 12 CPU cores), downloaded and installed the latest nvidia drivers and CUDA toolkit for ubuntu, also I downloaded the namd build with CUDA...

30 July 2019 375 3 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

How does Scientist/RG community evaluates a case study article and the impact of it on a researcher career?

An article that is published as a case study in the SJR listed journal. How much value is added to a researcher career? How it is evaluated by a scientific researcher/University admission...

02 March 2021 9,661 3 View

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

In Molecular Dynamics Simulation, how do I make changes to the force field according to my protein?

Hi In Molecular Dynamics Simulation, how do I make changes to the force field according to my protein? I got this error in the add-ion stage: Fatal error "./ amber99sb-ildn-HHH.ff / force...

01 March 2021 8,747 4 View