How the term tensile stress and shear stress defined for 2D materials ?

As we all know, a shear stress, is the component of stress coplanar with a material cross section. But how this term can be used in the context of graphene (or other 2D systems).

04 May 2018 5,223 0 View

How to calculate and plot the charge density difference after the adsorption using Quantum ESPRESSO ?

31 December 2017 7,741 5 View

Is Moore's law still valid ?

Please provide a technical reasoning. If yes, how it's going to affect future technology ?

11 December 2016 5,011 3 View

What is the best way to demote adhesion of thin film on glass substrate ?

I want free-standing film of PVDF-TrFE for application purpose. Thickness of the film is around 25 micrometer. Just for information - PVDF-TrFE film is hydrophobic in nature. How can we modify...

05 June 2016 6,287 3 View

Does optical properties of material depend on crystallographic texture ?

If Yes, How ? and If No, then why not ?

31 December 2015 9,326 0 View

How can one change the jump frequency of an atom?

11 December 2014 1,434 4 View

Can anyone help with why I got 3 intermediate phase instead of 5 in Al-Cu diffusion couple when annealed at 520 C for 3 days and then quench it?

Annealing Temperature- 520 degree centigrade Time - 3 days Got discontinuity at 3 points in plot of Cu(wt%) vs distance (data points collected from EPMA)

09 October 2014 8,783 5 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 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

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

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25 February 2021 5,713 1 View

How can we theoretically calculate Elemental analysis(percentage) of atoms in covalent organic framework?

For example in one research article the Elemental analysis values of COF-TpPa-1 ( Triformylphloroglucinol (Tp) (63 mg, 0.3 mmol), Paraphenylenediamine (Pa-1) (48 mg, 0.45 mmol) are as follows...

24 February 2021 1,265 6 View

How to Control Whiteflies in coconut leaves?

24 February 2021 1,005 1 View

What reaction will occur when adding hexamine into ammonium nitrate in an acidic medium?

Hello, I am investigating properties of water in oil emulsion explosives. And adding hexamine (hexamethylenetetramine) into one of the phases that are used to make the emulsion should increase the...

21 February 2021 8,680 1 View

How to get/count refractive index in gasses?

20 February 2021 8,202 6 View

Any Homemade Organic Synthesis Practices?

Hi everyone, I am a teacher of Heterocycles Synthesis, Is there a home practice that you recommend for undergraduate students? A simulator would also be useful Due to the pandemic, students...

18 February 2021 2,769 4 View

How to find the capacitive response frequency from the impedance plot?

I have done electrochemical impedance by using cyclic voltammetry for one organic material. from that, I plotted bode diagram. but actually, I am very confused about how to find the capacitive...

18 February 2021 3,023 3 View