If opposite charges attract each other, then why do neutrons and protons bind with each other, whereas electrons surround them in an atom?

According to science, like charges repel each other and opposite charges attract each other. But if you observe the structure of an atom, neutrons(neutral), and protons(positive) bind tightly with...

23 November 2020 8,881 7 View

What are the effects of chemical fertilizers on human health ?

Can any fertilizer causes cancer ?

06 September 2020 8,217 11 View

How can one determine the lifetime of a compound if quantum yield is known?

I determined the quantum yield of my compound from fluorescence instrument. So can i determine the total lifetime of my compound from this data?

19 August 2020 521 1 View

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jdksadouisospnfo quer. kjfoigdf gdfgu09t.

04 July 2020 9,111 0 View

How can i ensure the complete oxidation of graphite before quenching the oxidation process by H2O2?

I am following KMnO4 -H2SO4 reaction media for the synthesis of graphene oxide(GO) by an improved process.

04 June 2020 508 3 View

Which book is best for electrochemistry?

To understand the electrochemical phenomenon undergoing at any interface, which book I should follow?

20 April 2020 2,979 21 View

Can anyone help me to know whether band gap of a semiconductor can be changed by loading dye sensitizer or not?

1- n-type semiconductor has an absorption spectra 2-Dye has an absorption spectra 3- Semiconductor+ Dye has an absorption spectra 4- Can I calculate the band gap of of SC, Dye and SC+Dye using...

27 March 2020 4,222 4 View

What is a multi-label classification and how to use it on classifying text documents?

I want to know how multi-label classification work in detail. At the same time, how does the confusion matrix for multi-label classification is constructed? How does the performance measures such...

28 December 2019 8,065 3 View

What are the Model fit parameters for multigroup analysis in AMOS?

I have used SEM with AMOS for my data for hypothesis testing and the model parameters came out good. I wanted to conduct a multigroup analysis with the same sample by categorizing them into two...

16 December 2019 7,453 3 View

Can I use XBridge C18 ( 3x150mm, 3.5 um) column in a Aquity UPLC system for method development?

I have a UPLC system and XBridge C18 ( 3x150mm, 3.5 um). I am running short of time and cant procure a UPLC compatible column for the time being.

15 December 2019 8,433 12 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

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

No title

02 March 2021 3,060 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View