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I am working on Cu2ZnSnSe4 semiconductor thin film on glass substrate. The thickness of absorber is around 650 nm-720 nm. I roughened the back side of the substrate to suppress the effect of back...
01 January 2017 3,513 2 View
I am trying to do pore size and pore distribution analysis using N2 adsorption/desorption, the sample is prepared using freeze casting technique, so it is bulky porous solid, the question is shall...
01 January 2017 6,814 5 View
hi everyone, we conducted hot tension test on Haynes 188 (Co base superalloy) at 1100 C, 1150 C, 1175 C and 1200 C. but magnitude of ductility decrease after 1150 C. we evaluate microstructure...
01 January 2017 2,516 7 View
I am developing a permeable membrane. (1) what is the best technique to determine pore size of the membrane ? (2) how to control the pore size ?
01 January 2017 3,015 8 View
The first two pictures for the TiO2 CNF and others for RGO TiO2 CNF
12 December 2016 7,099 3 View
I want to find near boundary gradient zone for my samples,I tried using point to point misorientation from profile vector,but i am confused about criteria of NBGZ.
12 December 2016 4,393 4 View
I am a little bit confused about relationship among PL intensity, surface states and crystallinity. One says that higher PL intensity, the solid will have less surface states and better...
12 December 2016 2,838 11 View
What can I do with STXM and TXM on Li ion battery? Is there any good beginner level introductory paper or information? Thank you guys.
12 December 2016 6,144 1 View
I wish to peform a contact angle measurement on a single PCL fiber with diameters ranging from 2 to 10 micrometers. Is there any publications that have used such methods/instruments? Thanks
12 December 2016 5,301 5 View
During the decomposition of C 1s XPS spectrum, the sp2 peak (284.7 eV) of the sample contains high a mount of diamond is shifted to the high binding energy side when comparing to sp2 (284.5 eV)...
12 December 2016 8,199 4 View
Dear researchers I need to perform 95Mo NMR analysis. Is there anyone who knows where I can have it done?
12 December 2016 1,325 0 View
09 December 2016 3,049 3 View
09 December 2016 3,955 10 View
Hi guys. Recently I just started to learn how to conduct a fracture toughness test on my material. The test method I use is ASTM D5045-14. The yield stress of material must be used in this test....
06 December 2016 1,686 8 View
I have a Raman Spectra of Alumina and 3Y-TZP sintered around 1500 C. The Raman Spectra is showing few small peaks above 1000 cm-1 and one peak around 1650 cm-1. As most literature does not...
27 November 2016 629 2 View
If i deposit a layer of thiophenol on a gold surface,how i can calculate average coverage area if i get a circle deposit layer and i measured its radius
19 November 2016 3,675 2 View
I conducted tensile and flexural tests for 4 different anisotropic materials (Fibre reinforced plastic). I got tensile strength of material C higher than material N. Whereas, higher flexural...
12 November 2016 2,981 6 View
11 November 2016 8,191 3 View
Suppose I have two surfaces, one shows p(2x1) twin domain structure and other shows combination of both p(2x1) twin domain as well as c(2x2) structure. Now if we compare the LEED-IV for the...
11 November 2016 8,019 0 View
11 November 2016 2,591 7 View
Please let me know the procedure of taking FTIR of a liquid sample using KBr pellet. You are welcome if you know the way by using different type of pellet (like NaCl) as well.
11 November 2016 6,923 9 View
As far as I understood the concept of packing, a cubic or hexagonal closed-packed (ccp or hcp) arrangement of atoms as in austenite (gamma-Fe), Ni, Cu etc represents the most dense packing of...
11 November 2016 3,566 16 View
It is a grey iron with 3.5% C, 1.4% Si , 0.8% Mo, 0.3% Cr and 0.1% Cu and also with late inoculation. The microstructure is containing pearlite, graphite ferrite, and some small carbide. But I...
11 November 2016 9,853 10 View
I used solgel method to synthesize O3 type NaNi1/3Co1/3Mn1/3O2. I did XRD the achieved data from XRD is attached in file. I want to confirm that the material i synthesized is NaNi1/3Co1/3Mn1/3O2....
11 November 2016 1,835 9 View