Where will the most harmful pathogens reside in a commercial HVAC system?

The air flow from hot to cool creates condensation that leads to potential health hazards from pathogens trapped in the inner working of an HVAC system. UV and Plasma Air Technology both go after...

16 June 2020 3,560 9 View

Does anyone have a proton therapy treatment unit simulated in Geant4 or MCNP?

Does anyone have a fully modeled proton therapy treatment unit available? It can be in either Geant4 (G4/Topas/Gate) or MCNP.

14 March 2020 6,540 3 View

Vina.exe for boron atom ... how to compile from source code?

Hello, I want to dock a molecule including boron atom. Autodock is very slow so I want to use vina.exe instead of it. I change atom_constans variables in the source code. But after that I couldn't...

28 November 2019 8,972 2 View

How To Run Sander.MPI which doesn't seem in AmberTools18 package?

I installed AmberTools18 and I installed MPI libraries as well. Everthing is working but when I want to run sander parallel like this: mpirun -np 32 sander.MPI -O -i min.in -o min.out -p...

17 July 2019 10,006 7 View

Is 137Cesium still considered a valid, appropriate and widely used technique for examining soil carbon accretion in wetland systems?

The collection of soil cores and dating via 137C analysis can be used examine soil carbon accumulation/accretion over time. A recent research paper suggests reliable 137C profiles are increasingly...

24 June 2019 395 3 View

How to decide on annealing temperature for primer pairs in RT-qPCR?

Hello i am trying a pair of new primers. Unfortunately I do not have enough reactions to perform a temperature gradient. My HK primer has Tm of 60.3 (forward) and 60.8 (reverse) and the other...

05 March 2019 186 7 View

Is there a min amount of cells per samples in ROMO1 ELISA?

Hello everyone, I am pretty new to ELISA and I have been thinking of conducting a ROMO1 quantitative sandwich ELISA with NHDFa. I am planning on having three samples in triplicates however in our...

21 November 2018 3,956 2 View

Can you give me at least 5 kW DC motor parameters ?

I have desinged a dc boost converter to feed the dc motor and converter is powered by solar system but I have problem to determine the dc motor parameters. I use Pscad so there is no soft stater...

04 November 2018 4,185 0 View

How can I obtain angular force constant from gaussian?

Hi all, I am trying to generate a force field for a new molecule. I obtained bond foce constants but I don't know how to obtain angular force constants. Could you provide me a solution? Thank you.

15 March 2018 9,244 2 View

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13 March 2018 9,166 2 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

How to define tie constraint between rigid body and another part in dynamic explicit model of Abaqus?

Hi dear researchers I connected a rigid body into the part of my structure by tie constraint and then I added displacement to rigid body, in static general step every thing is fine and these two...

28 February 2021 3,442 2 View

Why is the efficiency of viral mRNA electroporation in PBMC low?

Hello, I have been struggling with the electroporation of PBMC with HIV-I mRNA. Although the quality of the RNA generated is good, and the handling of the cells in meticulous, the frequency of...

27 February 2021 9,233 3 View

Is it efficient to do liquid biopsy to investigate the gene expressions of the tumor?

To do liquid biopsy and look for specific gene expressions there are so many published papers. Thera are different protocols and procedures used to isolate circulating cell free RNA or mRNA from...

23 February 2021 7,326 5 View

Universal bacterial primers targeting a mRNA?

Hi, I'm looking for universal primers targeting a bacterial mRNA to quatify bacterial load by qPCR in a complexe mixture (eukaryote and prokaryote RNA). Ribosomal RNA being depleted, I absolutly...

22 February 2021 9,969 3 View

How can I get the coding gene sequences of Hela and U2OS cell lines? Is mRNA sequence of Hsp90 alpha tissue specific??

I am looking for hsp90 mRNA sequence in Hela and U2OS cell lines, I have tried through ncbi but always the output is hsp90 in homo sapiens not in the specific cell line. Kindly, could any one...

22 February 2021 1,853 3 View

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22 February 2021 9,932 11 View

Is there a method for evaluating nanoparticle adhesion to epithelial tissue in vitro?

I want to measure how well nanoparticles can transfect cells based on NP adhesion properties. In the literature I find people do it in animal studies, and epithelial adhesion helps in transfection...

21 February 2021 7,791 3 View

How to select therorical or conceptual framework for any proposed qualitative research work?

Hi, I am conducting an exploratory research with qualitative in-depth interview approach to understand the impact of COVID_19 in health systems response to burn care in India. Since, this is a...

19 February 2021 4,562 4 View

How to model rupture in geogrid in abaqus?

Hi researchers I wanna model tensile test on geogrid in abaqus, so I added displacement to one side of geogrid and the other side of geogrid is constrained completely, everything seems normal but...

19 February 2021 2,195 2 View