How to indicates the most limiting factor /s in different areas within one country ?

I'm creating SDM for an endemic species to a country. The country have different areas where climate, elevation and LULC differ. Is there a tool / way to indicates the most limiting factor /...

12 November 2020 6,161 1 View

What is the tool in ArcGIS to generate habitat suitability map using future distribution data of a species?

I have future distribution dataset of a species (from Maxent). I want to create a habitat suitability map using ArcMap.

13 October 2020 2,696 6 View

What is the proper solvent for crystallization of molebdenum diselenide in solution and room temperature other than DCM?

For crystallization we need a very good solvent to make a very clear solution, at least a good quantity of our solute is dissolved. However in our case we have to use an anhydrous solvent that...

17 June 2020 4,562 4 View

Local or regional impact (s) of global warming?

Apart from the long term impact of climate change and the famous sea level rising that will affect several regions globally .. can global warming and associated impacts such as temperature rising...

25 August 2019 8,189 5 View

Can acid or base hydrolysis occur in non-aqueous liquid formulations? should I perform acid/base hydrolysis in forced degradation study in such cases?

Regarding drug product degradation, can acid or base hydrolysis occur in non-aqueous liquid formulations? If no, should I perform acid/base hydrolysis in forced degradation study of such...

01 April 2019 237 2 View

Can I use a valid published HPLC method as it is, without complete validation, just verification?

It is well known that regulations require verification of compendial HPLC methods and full analytical validation for non compendial methods, but what about the methods published in reputable...

28 July 2018 2,846 7 View

What is the permissible overage (excess) of API in drug product formulation?

What is the permissible overage (excess) of API in drug product formulation. Is there a reference for these limits? and what about vitamins, I found some vitamins formulation containing 25% excess...

12 August 2017 3,826 13 View

Is it possible to minimize the big difference in two HPLC peaks areas in the same chromatogram?

I have HPLC method to separate two components A and B in a drug sample, in the chromatogram peak A is very small in comparison with that of B and this is somewhat uncomfortable as chromatogram...

18 August 2015 4,320 19 View

Hi everybody. Regarding forced degradation and HPLC method development, should mass balance be considered to get a valid stability-indicating method?

Hi everybody...Regarding forced degradation and HPLC method development, should mass balance be considered to get a valid stability-indicating method?

27 July 2015 2,393 7 View

Can any scientist tell me how to isolate mucilage from plants?

I have many plants rich with mucilages , I need to know the procedure to isolate them alone

29 March 2015 4,215 5 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MGL tools

20 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

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

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View