Could letters to the editor, such as publication in an indexed journal with an impact factor, be valid as a formal published article?

Dear researchers, I would like to know the opinion and analysis of researchers experienced in this matter regarding the value of the publication "Letter to the editor" in relation to the formal...

25 October 2020 5,976 14 View

How can I check which constraints are violated (Concert - Cplex Studio 12.10 - C++)?

Currently, I am working on the implementation of a formulation for an optimization problem, at the moment I already have the MIP formulation implemented in C++ using Cplex studio 12.10 with the...

26 January 2020 7,887 1 View

What are the best molecular markers for phylogenetic analysis of Metazoa?

I would like to know if there is any literature on the genes that are considered the best molecular markers for phylogenetic analysis on the Metazoa scale.

28 December 2019 1,161 2 View

Why with different functionalization concentration of mesoporous material does the adsorption capacity decrease?

I'm working with adsorption of organic compounds at materials that are functionalized with different concentration. It was expected that with high functionalization the higher is the adsorption...

06 June 2019 7,646 5 View

Simple way to measure methanol purity?

I need to measure the purity of methanol that has some impurities, mainly water and a few salts. Right now I am assuming it is a mixture of water and methanol, and I am using density as an...

02 January 2019 6,828 3 View

Are there any institutions offering doctoral or postdoctoral scholarships for foreigners in 2018?

Dear, I am looking for an institution that is offering a doctoral or postdoctoral scholarship for foreigners in the second half of 2018. I am finishing my PhD in Agronomy (Soil Science) in one of...

28 November 2017 382 3 View

I wonder if there is any Brazilian research group using a retroviral plasmid with ABCB1 / MDR1 cDNA for transfection into 293T cells.

12 July 2017 1,427 1 View

Does anyone know of a measure of the perceived quality of urban parks?

Including dimensions such as wayfinding/orientation, attractiveness, etc.

29 June 2017 3,702 4 View

Problems with direct control in Eksigent nanoLC 1D plus, someone can help me?

30 September 2016 2,095 2 View

How can I solve the divergence by epsilon in my simulation?

Hello, I am trying to simulate a gas stirred vessel using Eulerian model in Fluent. However, I have a diveregence in epsilon. The turbulent intensity and hydraulic diameter conditions for...

20 June 2016 10,005 7 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

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

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

I am interested in medicinal chemistry field, which books are highly recommended to learn from?

I am at the beginner level in drug design and drug discovery, and I am interested to learn more about this field. Which books are highly recommended to start from and gives me all essential...

02 March 2021 8,437 2 View