How to identify crystal structure from single crystal XRD peaks?

Topological insulators such as Bi2Te3, Bi2Se3 show hexagonal crystal structure with repeating 3 unit cell. Xrd pattern of thin film gen show 003 family peaks in these materials. How to confirm...

02 March 2018 6,791 3 View

Does the strength of exchange bias (EB) field depend on coercive field of ferromagnetic layer?

To see the EB, we need two attached layer of antiferromagnet and ferromagnet. Is it possible if we increase the coercive field of ferromagnet, can be increase EB field in the bilayer system?

11 December 2017 6,783 2 View

Can I calculate heat capacity of my oxide thin film using DTA/DSC measurements?

I want to measure the heat capacity of my oxide thin film. Is it possible to measure it by DSC technique?

09 October 2017 7,069 4 View

What is best technique to grow oxide materials?

I want to grow oxide thin film. which technique can be the best one. please help me

09 October 2017 9,115 22 View

Heusler Alloys: How to know the wykoff position and disorder in these alloys?

08 September 2017 5,513 3 View

How to calculate moment per magnetic ion?

Can someone please explain that how to calculate moment/magnetic ion in thin films?

04 May 2017 8,408 8 View

How to remove film from the substrate?

There are some experiments, which can not be done because of large contribution of substrate, which hinders the material's property. Could someone please suggest me how can I separate my film from...

02 March 2017 6,235 9 View

Can annealing temperature change intensity of MgO substrate peak?

I observed that there is huge change in the intensities of substrate peak on changing annealing temperature. second thing: The sample XRD peak in my sample shifts to higher 2theta on increasing...

31 December 2016 4,466 9 View

Is it possible to calculate mass of thin film using composition and thickness?

How to calculate mass of thin film indirectly and convert magnetization from emu/cc to Mb/fu?

11 December 2016 9,987 11 View

What is the best way to extract diamagnetic (due to substrate) and paramagnetic (due to sample holder etc.)contribution from a ferromagnetic sample?

Please suggest me how can I subtract the diamagnetic and paramagnetic contribution from a ferromagnetic sample? is there any correction factor (standard way)? Thank you

08 September 2016 6,380 7 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

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 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

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

How to grow E.coli on the low salt LB agar plate with 50 or 100ug/ml of Blasticidin?

Hello, I would like to ask how to grow E.coli which resists 50 or 100ug/ml of Blasticidin. I have tried many methods by using low salt Luria-Bertain(LB) agar plate. However, no colonies grow. Let...

01 March 2021 2,027 2 View