Why I couldn't obtain a gel from APTES? Does the Amine group affect the gelation process?

I am trying to make a gel from APTES as a precursor using the sol-gel reaction. I tried different solvents (ethanol, acetone, DMF) and different catalysts (basic and acidic) with different...

03 October 2020 9,673 5 View

How to estimate Lipid-Protein interactions durations from MD trajectories ?

Hi, I have trajectories of a protein embedded in an explicit membrane and water environment. I would like to estimate lipid-protein interaction durations i.e., the average duration of the...

26 October 2019 5,374 3 View

How can we separate between the fluorescent effect and second-order vibration in the wavenumber [1000-2000cm-1] in Raman Spectroscopy?

I am researching BaTiO3 ceramics and i find peaks in the wavenumber [1000-2000cm-1].How can we separate between the fluorescent effect and Second-Order vibration in the wavenumber [1000-2000cm-1]...

30 April 2019 9,125 8 View

How to read Gaussian Cube file?

Hi, I have a Gaussian cube file (.cube) that I obtained with gmx spatial. It represents the spatial density of cholesterol during a simulation (Protein in a membrane with explicit solvent). I...

21 April 2019 8,430 1 View

What is the difference between 633nm and 785nm lamp in Raman Spectroscopy?

I am researching rare earth doped pervoskite ceramics and found that most researchers used 633nm Laser. What is the difference between them and will there be much difference in the results?

15 April 2019 5,396 8 View

How to calculate the tilt angle of a protein (or a helix) with respect to the membrane plane?

Hi, I have a Coarse-grained simulation of a dimer with 5 transmembrane helices for each monomer and I would like to calculate the tilt angle of each monomer with the respect to the membrane...

24 January 2019 9,853 2 View

Cyclophosphamide (Cy) and Scid mice !!

08 June 2017 536 7 View

Is it necessary to confirm the RNA-seq results by quantitative RT-PCR?

29 August 2016 1,740 3 View

How to generate a topology for a HEM protein using CHARMM 27 as FF?

Dear all, I'm working on simulating a homodimer with its cofactors (hem, THG) and its substrate with GROMACS. Since my system is complex, I decided to start first with a monomere taking only...

11 May 2016 6,272 2 View

Fixing missing atoms and residues in PDB file before using pdb2gmx

Hello, I have missing atoms and residues in my PDB file and I need to fix them in order to proceed with pdb2gmx (GROMACS). I used swissModel but the generating file is lacking the final residue in...

09 May 2016 9,626 10 View

Is there any test to determine the cardiovascular risk of patients with obesity? from the perspective of obesity?

We found tests to determine cardiovascular risk taking into account lipid profile, blood pressure, age, history of diabetes, other laboratories. But when weight is involved, there is a paradox. I...

02 March 2021 6,036 1 View

How can I integrate a routing protocol in a tiny device (e.g. Raspberry Pi)?

Hi Community, I'm facing the issue of integration/compiling a new routing protocol in a WSN simulator. The final goal is to successfully add, configure this routing protocol in hardware devices...

01 March 2021 9,332 6 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

How to improve and implement WBAN MAC and Radio modules under Castalia 3.2 ?

Hello researchers, Hello Castalia3.2 researchers I am a beginner with Castalia, I work on optimization of RFID systems used in wireless body networks. I simulated a WBAN with 10 nodes and one...

28 February 2021 400 1 View

Which database would give me this list of chemical components?

Dear colleagues: I would like to know if anyone knows of a database that gives me the parameters pH, K, K, Mg, P, C, N, Zn, Cu, Ni and Cd of common foods. I find a lot of information of proteins,...

26 February 2021 5,525 3 View

D2D implementation in Matlab in Vienna LTE software?

Hi Hope you are well. Can you please share your code for D2D implementation in Matlab. I want to implement D2D in Matlab based Vienna simulator and struggling to deploy D2D. Thanks

24 February 2021 9,378 3 View

What software programs can directly simulate Additive Manufacturing Directed Energy Deposition (DED)?

I understand there are a lot of software programs that can simulate DED by going through specific modeling, simulation, and commands. For me, that was time consuming and results were not accurate....

24 February 2021 4,428 3 View

Is it possible to set a breakpoint at a specific DYNAMIC instruction using the GNU Debugger (GDB)?

Using GDB, it is straightforward to debug and monitor a target program by setting a break-point at a specific instruction, since the instruction addresses are known. However, we have two...

24 February 2021 1,598 2 View

Langevin Dynamics in shear flow?

Hi, We are trying to simulate particles with Langevin dynamics in a shear flow by Lees-Edwards boundary conditions in MD simulations. It seems thermal forces and shear flow do not go hand in...

23 February 2021 1,761 1 View

Should I use Pressure Based Solver or a Density-Based Solver?

Dear researchers, I want to simulate a flow (air) in a wind tunnel, and I want to integrate a fluidic actuator inside it in order to control the separation of the boundary layer. At the blower...

22 February 2021 4,882 3 View