On what conditions dopants replace the host elements?

I doped Sn-Sb alloy with Ti,Cu and Ce elements individually (@ 25 wt % as replacement to Sn). From EDX calculation, the elemental compositions are Sn1.38Sb3.60, Sn0.85Ti0.37Sb3.86,...

31 December 2017 7,556 2 View

Why do sometimes Nyquist plots show different z' and z"values?

In Nyquist plots, x axis holds resistance part and y axis holds reactance of this resistance on current-voltage characteristics (pls correct me if I'm wrong). But sometimes we do not observe equal...

08 September 2017 8,395 0 View

How does type of crystal system affect the electrical conductivity of a material?

What is the influence of type crystal system and crystallographic orientation on the electrical properties of a material?

01 February 2017 7,412 0 View

What is the reason for new peak of LLTO in Raman spectra?

07 August 2016 834 3 View

How to convert reference electrode potentials?

In cyclic voltammetry reports, when the potential values are given with respect to Li metal reference electrode, how can we convert this potential to other reference electrode such as SCE or Ag/AgCl

05 June 2016 1,669 4 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 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

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View

How to compare different concentrations of nanoparticles for characterization from ICP-MS?

I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...

02 March 2021 7,626 1 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

How Can I bring as much common elements in steel as possible to calculate stable phase(s) in OpenCalphad?

As I was tweaking step-by-step OpenCalphad6 Macros step1.ocm involving phase and thermal property calculation of a High-speed steel, I could not incorporate more than 6 elements in the steel...

01 March 2021 8,840 1 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 is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View