After pressing in Cold Isostatic pressing the Compacted part is not in Exact shape, there is some reduction in size of compacted powder.
How to eliminate this problems..
Even though WC powder particles are spheroidal. After sintering faceted WC grains are obtained...what is the reason behind this formation of faceted grains. Is there any possible way to obtain...
31 December 2015 260 9 View
In Wc-Co system, Co doesnt show grain boundaries under microscope. Does it show grain boundaries? What is the etchant that can be used for this?
31 December 2015 9,506 2 View
Raman spectra
09 October 2015 8,307 1 View
or reduction in grain size increases toughness and strength only in steels?
07 August 2015 1,188 4 View
Insects have been consumed by human diet since prehistoric times. At present, the idea of looking at insects as food has been getting traction worldwide, also in response to increasing food...
03 March 2021 6,223 5 View
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
As a beginner in electrochemistry, I tried to obtain cyclic voltamograms of commercial anatase powder deposited on an ITO substrate or on Eteck. After several attempts, I noticed that my cyclic...
23 February 2021 3,175 3 View
I am working on synthesizing and then purifying peptides using the SPPS system. After purification of the peptide, the peptide powder is obtained using a freeze dryer. When measuring the powder,...
22 February 2021 10,099 5 View
My main concern is that the metal powders should not weld to the mold surface and I should easily be able to eject out the pressed samples. I am looking for alternative for graphite moulds. The...
22 February 2021 2,965 4 View
I performed a Proton NMR of graphene powder prepared by electrochemical exfoliation technique. It shows some peaks. But I can't understand it.
21 February 2021 8,947 3 View
Hello Everyone, I tried to form ZnS nanoparticles using the hot injection method and was able to form the same (confirmed by XRD). When I centrifuged, after the reaction I got a kind of white...
17 February 2021 1,709 3 View
I have given Elastic and Superelastic material properties, but I think we need to provide the damage parameters also. Please help me here.
16 February 2021 8,694 1 View
Several times I lost my sample during freeze drying. There was no solid or powder in the vial after freeze drying. I'm sure sample contained solute because i took its NMR spectrum. I covered the...
15 February 2021 6,749 2 View
We are conducting a pilot study of an intervention for informal caregivers of persons who have recently received a bone marrow transplant in the US. If you know of anyone who might be interested,...
13 February 2021 9,174 1 View