Rajagopalan Pandey

9 Questions 26 Answers 0 Followers

Questions related from Rajagopalan Pandey

How to increase the adhesion of electrospinned nano fiber's?

Hi i was trying to deposit the polystyrene nano fibers on aluminum substrate... Can anyone help me how to enhance the nano fiber's adhesion to the substrate? Like annealing pr vacuum drying ? Any...

17 November 2020 1,898 7 View

Regarding COMSOL simple solid mechanics: Please help me out?

Q1. when I strain a soft and hard material together under a force suppose 50 N and then strain under 0.5 N. the strain value does not change much? how is this happening? as in the real world, the...

10 July 2020 9,637 8 View

Can I measure the Work Function of a thin film for amorphous material using XPS?

I want to measure the work function of amorphous ALD grown Al2O3 film deposited on FTO coated Glass. Is it possible to measure the work function using XPS? I have seen several papers using UPS,...

25 May 2020 7,777 15 View

Why should I join some research society?

there are ample societies like MRSI, AAAS, RSC,ASME,SCIE etc etc.. why should I join these societies paying a large sum of money. I paid some money during my PhD and I couldn't find any benefits....

13 February 2020 5,429 4 View

Under which conditions poling depletes the performance of Piezoelectric material?

i have poled the ZnO sample ranging from 1kV to 10 kV. however, my piezoelectric performance decreased in all the cases. any reference where poling have reduced the performance are highly anticipated

29 May 2018 7,351 3 View

Can somebody thorow some light on this configuration of PE loop??

Graph (a) is intrinsic ZnO. Graph (b) is Doped ZnO in 1% graph (c) is doped ZnO 2.5% graph (d) is doped ZNO 5%. intrinsic shows pure resistive behavior however after doping Resistive changes to...

30 November 2017 10,115 12 View

The mixture was precipitated in methanol to get powder? what does it mean

I am not from chemistry background. Does it mean it was filtered by Methanol using a simple filter paper and pouring down methanol and then collecting the filterate!!! please give your suggestions

28 June 2017 7,244 4 View

If I add a built-in material to COMSOL, it asks me to input the elasticity matrix, coupling matrix and relative permittivity? Where can I get it?

Simple materials like Aluminium, steel, air etc. the software asks me to input the above details? What could be the problem as some videos show that for built in materials you need not enter any data?

18 February 2015 5,928 4 View

Should I learn some computational material simulation without experience?

I am currently doing my postdoc and planning to join some institute as a faculty by the end of this year. My entire Ph.D. and postdoc durations were 95% experimental and 5% simulation. However,...

01 January 1970 3,850 3 View