How to Remove different version of atom from pdb Crystal Structure for Docking Preparation?

I am new to Docking and MD, and currently try to catch on it. I try one of the webserver for docking, but unfortunately not working. it says " Your PDB contains multiple forms of the same residue...

08 February 2021 7,426 3 View

What makes a strong research question?

A good research question is essential to guide your research paper, project, or thesis. It pinpoints exactly what you want to find out and gives your work a clear focus and purpose.

25 December 2020 6,145 4 View

Does Neighbor-Joining (NJ) clustering method suitable to cluster the water quality data?

Dear researchers, I'm using a software called PAST to analyze my multivariate water quality data. For clustering the sampling stations using 14 water quality variables, I found that NJ with...

27 July 2020 2,972 3 View

Do you know what is TCGA database?

Hello, Do any one know how TCGA database works? any tutorial to show ho to use it and interpret the data? Also, any idea about any database website that shows the expression level of specific...

29 August 2016 1,493 3 View

Why I couldn't detect it ?

18 June 2016 2,081 3 View

What is the relation between the number of people and the temperature in the room?

05 June 2016 8,300 8 View

Hello,I am looking for a database bioinformatic tool to show the expression of microRNA in normal and malignant breast tissue?

Hello,I am looking for a database bioinformatic tool to show the expression of microRNA in normal and malignant breast tissue, Thanks

11 May 2016 4,951 3 View

Is there any difference on primary antibody binding region?

27 January 2016 6,179 2 View

How can I distinguish between Ce4+(CeO2) & Ce3+(Ce2O3) as promoter in the catalysts?

09 June 2015 1,320 6 View

Why can't Dragendorff's reagent precipitate caffeine?

See above

26 May 2014 232 1 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

No title

25 February 2021 5,713 1 View

How can we determine the band gap of a composite material that is made up of a composition of direct and indirect band gap semiconductor materials?

I have a direct band gap material and an indirect band gap material. If I made a composite of both through physical mixing. Then how can I determine the band gap of such a material as the Tauc...

17 February 2021 8,104 4 View

I am desigining UWB antenna with ecllipse shaped patch on HFSS.Why gain is coming negative ?

I am attaching my design and result of Gains.S11 parameter is less than -10dB from 3.1 to 9.8 Ghz.Z11 magnitude also lies between 40 -60 ohm for this range .Still gain is negative. Pls help

29 January 2021 4,334 3 View

Where to add metamaterial unit cells in microstrip patch antenna to enhance the antenna parameters?

In order to enhance the antenna parameters, meta-material unit cells are added but where to load them is more advantageous either at ground plane or at the patch side, also is it necessary to add...

24 January 2021 2,999 4 View

Why the bandgap of CH3NH3PbCl3 films are different for spin-coating method and electrospinning method?

The observed bandgaps are 3.8 eV and 3.4 eV for spin-coated and electrospun films, respectively. What are the possible reasons?

08 January 2021 5,646 6 View

How to calculate the band potential of a semiconductor material using energy band gap?

I am looking for methods to calculate the band potential of ZnFe2O4 and Fe2O3.

05 January 2021 6,416 2 View

Is there applied of types of injective modules with GAP programming ?

If you have any paper about types of injective modules and applied with GAP programming, please send me to the Email: [email protected]

28 December 2020 9,521 2 View

How much does radiative heat transfer effect thermal conductivity of materials and how to compare calculations to experirment?

I am calculating the phonon contribution to thermal conductivity for 4 perovskites (BaZrO3, BaSnO3, BaHfO3, and KTaO3) with relatively wide bandgap. When I compare my results for BaZrO3 to the...

27 December 2020 3,232 3 View

What is the value of dielectric constant and mass of electron and hole for calculation of band gap of ZrO2 nanoparticles using Brus relation?

We have synthesized the ZrO2 nanoparticles through wet chemical method. To come to conclusion ZrO2 is direct or indirect band semiconductor. We need to calculate band gap using Brus formula....

26 December 2020 1,471 4 View