Can you please explain the principle of scattering of optical and electromagnetic waves?

If I pass a laser light through 100, 110, 111 or polycrystal sheet, will scattering, diffraction happen or not? As when x-ray pass through different planes, it happens. Can anyone suggest the...

07 August 2018 9,572 7 View

If i use Copper acetate in place of copper nitrate in the solvothermal process at 120C, what may be changes?

If i use Copper acetate in place of copper nitrate in the solvothermal process at 120C, what may be changes? Will i get same morphology?In a journal they performed Solvothermal process to obtain...

04 May 2018 2,433 2 View

How to make good metal oxide thin film by spin coating?

I synthesized metal oxides with different morphology by chemical route, now i have it in powder form. I want to make thin film of this material o glass substrate to measure gas sensing properties....

04 May 2018 4,835 11 View

Can you please tell which wet chemical process is good to clean SiGe wafers to remove metals, native oxides and organic impurities?

Can you please tell which wet chemical process is good to clean Si, Ge, SiGe wafers to remove metals, native oxides and organic impurities?

11 December 2017 8,036 2 View

Etchant for SiGe?

Can you please suggest chemical for selective etchant for Poly and Single crystalline SiGe wafer with respect to Si? i want to use it for SiGe NWs fabrication process

11 December 2017 7,560 1 View

XRD of SOI wafer (100)

I am using SOI wafer for my research work. When i am doing XRD then i am getting major peak 69.58. I matched this with JCPDS Data base. That peak reported as Si peak. Can...

06 July 2017 8,187 0 View

Single crystalline Silicon XRD

I purchased commercial Single crystalline Silicon wafer. company mentioned, it is plane oriented wafer. When I am doing getting XRD peaks on 69.24, 65.84, 61.68, 33. when i compare...

06 July 2017 3,336 4 View

How can i measure the temperature of electrodes in Thermal Evaporation systems

04 May 2017 1,749 2 View

Hydrothermal growth of ZnO NWs

I want to grow ZnO Nanowires on glass substrate by hydrothermal growth. I found various methods. I have following doubts... Seed layer importance and effect on NWs growth, size of Nanoparticles,...

04 May 2017 4,965 3 View

Can i use same tungsten boat multiple time for germanium deposition?

I am depositing Germanium on silicon by thermal evaporation. I am using Tungsten boat. My question is that can i use same boat multiple time for germanium deposition (Reuse same boat for next...

04 May 2017 3,077 4 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 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

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

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 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

Why am i not getting solid after reacting APTES with salicylaldehyde?

The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...

28 February 2021 2,955 2 View

How to increase solubility of Poly acrylic acid in Dioxane solvent?

I am working with Polyacrylic acid (100.000Da) and instead of water, I need to use another solvent (dioxane) to dissolve PAA. However, because of the high molecular weight, it's quite hard to...

25 February 2021 2,225 5 View