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

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

No title

13 March 2018 9,166 2 View

Is there a way to develop amber forcefield by using GAUSSIAN for any element which is not in gaff?

Hi, My Ph.D. thesis is : To obtain a new amber forcefield by calculating (I will use GAUSSIAN09 for QM) the necessary parameters for bonds such as X-C X-C-H X-H for X element, not included in Gaff...

07 March 2018 3,191 3 View

SSR data preperation and analysis

10 August 2017 9,639 4 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

Do you know good and user-friendly programs to measure plant quantitative traits?

For my research i will need to measure plant quantitative traits (especially leaves area and roots length, but would be nice to add some more information). I recently discovered...

01 March 2021 5,035 2 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

Good morning research fellows, Has anyone worked with senna alata plant extract on any kind of fish?

Literatures on the piscicidal effect of sennaa alata is scanty. if you have any related litrature either in the bark, leaves or roots used as treatment to any aquatic organism please kindly help...

28 February 2021 9,138 2 View

Your thoughts on the spherical densiometer to estimate relative species canopy cover?

Hi biologists and biogeomorphologists, I want to characterize vegetation plots on a transect that follows a successionnal gradient from a river bed to a mature forest. Ecologically, I am...

26 February 2021 5,720 2 View

Stress/strain tensors decomposition ???

25 February 2021 6,760 1 View

Bayesian decision trees and bayesian regression trees in Python and/or R?

I am looking for implementation of bayesian decision trees and bayesian regression trees in Python and/or R.. Do you know if the existing libraries support this

23 February 2021 6,689 3 View

Which microtomy technique do you suggest for thin and delicate root sectioning ?And, how to preserve and process the roots before sectioning?

We have thin roots of from 1 year old different species of plants. We are looking into anatomical details of the roots. What's the best method to preserve and process the roots once they are...

23 February 2021 1,898 1 View

How to assure whether a regression tree overfit or not by seeing bias-variance value of the model?

Lets consider a regression tree in which variance is 1.1065*e-10 and bias is 2.962e-13. Also the model RMSE on training set is 1.5e-5 and on training set is 1.2950e-5. Is the model is overfit or...

22 February 2021 7,755 2 View

Could you please share your experience with me on the type of 96 wells plate for MIC determination: Treated Vs Untreated and Round-Vs Flat-bottomed?

I am working on the MIC determination of various antibacterial agents (both water-soluble and- insoluble) against S. aureus, MRSA, and S. pyogenes. Some guidelines recommend using round-bottomed...

17 February 2021 7,029 3 View