Please how can I justify my regression results?

I conducted a study to investigate stock market reaction to equity issues announcement and i ended up with 64 announcements and i then used the announcement day returns as my DV and investigated...

14 January 2021 1,127 3 View

How to correctly indicate a zinc finger in a protein for molecular dynamics?

I am preparing a protein that has a Zn finger for molecular dynamics. To indicate the finger of Zn a patch is placed in which the deprotonation of the cysteines is necessary so that the Zn ion can...

05 March 2020 1,425 3 View

No title

28 February 2020 1,633 2 View

How do I calculate solar absorbance and thermal emittance of absorber coating from reflectance spectrum using standard AM 1.5 and blackbody radiation?

I have a reflectance data of my solar absorber coating from UV-Vis, I want to calculate the solar absorbance of my coating using standard reference spectrum AM 1.5 and thermal emittance of thesame...

15 November 2019 225 3 View

How can Iimprove the resolution on a GC?

When I run a O2 and N2 standard in the gas chromatograph, the peaks are overlapped, How can I improve the resolution of the chromatogram. This situation is new, last monththe calibrationwent just...

22 August 2019 4,050 6 View

On a EVO LS10 SEM, I can see images on spot 0 of the aperture, however on spot 1 and 2, I cant see any images. what could be responsible for this?

I an using the EVO LS10 SEM from Zeiss, I can see images on spot 0 of the aperture, however when the aperture is switched to spot 1 or 2, I am unable to see any image. Please what could be...

05 February 2019 3,902 1 View

Where to get yeast W303-K6001 strain?

15 September 2018 3,735 2 View

My solvent-casted PVDF film was opaque and somehow shrunk during vacuum drying. What should I do?

I'm trying to make smooth PVDF film using solvent casting dried under vacuum from 20 mL of 15% PVDF in DMF solution. The vacuum dryer temperature was at 55 deg C. After some time, this is what I...

29 January 2018 803 4 View

How can I get rid of the polysaccharides on orchids tubers to isolate DNA?

I try to isolate DNA from orchids tubers, the problem is they become kind of gelatinous because the polysaccharides.... so I want to get rid of them. Thank you!

18 September 2017 9,815 3 View

Shuold the "Reads" be included or taken into consideration for calculating the researcher's score in RG?

Any RG's member

02 March 2017 6,338 8 View

In methylene blue test Why is UV absorbance reading very low as soon adsorbent is added and then increasing before reaching equilibrium?

Hello, I'm working on removal of methylene blue. 01. in the dark test very first reading is taken 15 minutes after adding adsorbent to the dye solution and that UV absorbance reading is very...

19 February 2021 472 5 View

How to raise temperature in small increments during equilibration in LAMMPS?

All, I am trying to equilibrate an Ice 1h crystalline structure to 250K in LAMMPS. When I tried to do this at 250K directly, the structure lost it's crystalline shape and became disordered post...

14 February 2021 5,747 2 View

How would I go about equilibrating the internal humidity of a closed system at 2 different temperatures?

I have a box which is kept at 4C which is enclosed in a ziploc bag. The dimensions of the box are: 18cm x 13.4cm x 4.9cm. The relative humidity of this internal environment is 30% at this...

07 January 2021 6,734 3 View

A problem with GROMACS 2020.3 ?

Greetings, I am trying to run GROMACS 2020.3 on a supercomputer using this command to do the production run: mpirun -np 24 gmx_mpi mdrun -v -s AB_md_0_1.tpr -deffnm AB_md_0_1 >...

17 December 2020 1,232 3 View

Kinetic modelling of oxidative dehydrogenation of ethane ?

According to below articles about kinetic modelling of ODH reactions by G. Che-Galicia and et al. there are some problems need your guidance and advices: Kinetic and reactor performance of a...

27 November 2020 9,035 3 View

How can i investigate the interaction between gas-rock or gas water rock in phreeqc?

I want to investigate the reaction between a mineral (Calcite) and a gas phase (H2) which has been stored at a depleted gas reservoir. I try to model this by defining a solution and put H2(g) as...

25 November 2020 8,916 1 View

Solve it given in description?

We consider a reaction system "A" reversibly reacts with "B" through k1 and k-1 rate constant respectively, and "B" gives "C" and "D" through k2 and k3 rate constant respectively through parallel...

27 October 2020 8,987 16 View

Is my research title too complex?

Research title: The effectiveness of gamified virtual reality for increasing adherence to exercise, affecting perceived exertion and improving mental and physical health: A preliminary study...

18 October 2020 4,505 10 View

Is Octalysis Framework free for research papers?

Hello! I was working on one of my research papers about gamification and I want to use Octalysis Framework of Yu-Kai Chou but I didn't find anywhere if it is okay to use the free tool present on...

25 August 2020 4,698 3 View

How to fix the problem about segmentation fault?

Hi everyone, I am new gromacs user. I am doing the MD simulation of protein-NA. I did the Energy minimization step, NVT, NPT equilibration. after equilibrating the system i submitted the...

21 August 2020 7,876 4 View