There is intensity relation of fundamental and overtone peaks in raman spectrum?

08 September 2017 1,320 4 View

Does stress in crystal influence on NMR relaxation time of of atom nuclear?

03 April 2017 8,786 0 View

How to set the EPR-spectrometer into the regime of registration of absorption signal?

We are working with EPR spectrometer Radio-pan H102. We use ruby in the role of reference. If we determine well regime of registration of absorption signal for ruby, then for studied sample, we...

31 December 2016 1,311 2 View

What formula is able to estimate change of lattice parameter under affect of doped atoms?

For instance, there is a change in lattice parameter of silicon crystal doped with boron atoms. How can estimate the lattice parameter of silicon crystal in this case?. Is there any formula for...

07 August 2016 9,207 0 View

How to estimate concetration of bond responding for result Raman spectra for heterogeneous material?

What information i can get from Raman spectra if the sample is heterogeneous material, like detonation nanodiamond powder? We can get from RS spectra, for exaple, relative concentrations of...

01 February 2016 7,851 12 View

What mechanisms give g-factor shift relative to g-factor for free electron in EPR?

The g-factor for free electron is 2,002319. what mechanisms give the shift in g-factor. We have for Diamond the g-factor is 2,0027 for broken bond of C-C. For material from graphite (with...

01 February 2016 8,017 3 View

About the surface defects of diamond?

10 November 2015 5,137 0 View

What is the origin of Raman spectroscopy peak at 4300 cm-1 in compact nanodiamond?

We study detonation nanodiamond by RS. Samples were recieved in form of powder. Then we press this powder under high pressure 8GPa and T=1800C and got compact detonation nanodiamonds, that then...

09 October 2015 6,195 6 View

What is the role of dislocations in the xrd pattern?

Hi there! In diamond sample with dislocations we saw lateral lines of line(220). These lines are not symmetry by intensity ( for three lines- lateral-central-lateral: 1012-2292-602) and position...

08 September 2015 1,405 4 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

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 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

How can you bring two structures together to create an adhesive bond in LAMMPS?

I have created an Ice 1h crystalline structure and an Aluminium substrate structure and equilibrated both at 250K. Now I need to bring them together in a way that an adhesive bond is created....

01 March 2021 3,325 2 View

What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...

01 March 2021 2,207 3 View

How does charge on working electrode changes with rising potential?

During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...

25 February 2021 7,994 3 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

How to delaminate copper in water-based anodes?

Hello everyone, I'm looking for a way to delaminate copper current collector of water-based anodes in Li-ion batteries without damaging the graphite film. I tried different materials such as HNO3...

24 February 2021 3,785 3 View