Material Characterization

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Questions related to Material Characterization

What are the difference(s) in Inconel 718 conforming to two different specifications? One is for aerospace and another for oil and gas industries.

AMS 5596K and AMS 5663. What is the equivalent of ISO 15156 for aerospace application?

07 July 2017 4,907 4 View

How to calculate the grain boundary plane orientation?

Given the orientation matrix, for example: 0.284, 0.921, -0.265, -0.720, 0.388, 0.575, 0.633, 0.027, 0.773, and the angles of grain boundary in the XY plane (α= 166o) and in the XZ plane (β =...

07 July 2017 8,272 5 View

What are the difference(s) in Inconel 718 conforming to two different specifications? One is for aerospace and another for oil and gas industries.

AMS 5596K and AMS 5663. What is the equivalent of ISO 15156 for aerospace application?

05 July 2017 5,620 3 View

Su-8 spin coating onto COC wafer

hello, I have some gold electrodes onto my COC (topas) substrate and I want to isolate them and just let the surface of the electrodes free (no the connections): We tried SU-8 as passivative...

27 June 2017 1,784 3 View

What is the role of calcination in imprignation of tio2 on activated carbon fiber?

Calcination causes phase transformation of TiO2 from anatase to rutile at 700 oC but generally calcination in imprignation is done in between 400-600 oC. Bond formation can happen in hydrothermal...

06 June 2017 8,341 1 View

Su-8 spin coating onto COC wafer

hello, I have some gold electrodes onto my COC (topas) substrate and I want to isolate them and just let the surface of the electrodes free (no the connections): We tried SU-8 as passivative...

06 June 2017 2,863 3 View

Is there any open source software available for EBSD analysis in Linux?

Dear Researchers, I want to analyze my EBSD data in Linux. I know there are some open source codes like as ATOM, but I tried and these codes do not work in Linux. I also tried to run MTEX file in...

06 June 2017 5,637 4 View

Why is does the Sulfur Reading from a Spark-OES and an ICP-OES not match?

I'm currently working on a new lead based alloy. I'm planning to use a Spark-OES for quick turnaround analysis and an ICP-OES for verification. I did a few test runs on the ICP-OES using a few of...

20 April 2017 1,579 4 View

What does the slope of strain hardening v/s stress curve tell?

I have three different experimental data of strain hardening v/s strain and strain hardening v/s stress. For comparison, which one to use? What does the slope tell in both cases?

02 February 2017 1,705 1 View

Can we find Li percentage by using wds or eds?

i want to find Li distribution in my grains by doing line scan.

02 February 2017 9,232 2 View

I need to know the reason of why having a big value of intermix layer between absorber and substrate (glass) cause a better MSE?

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...

02 January 2017 1,207 2 View

How to Obtain Pole Figures from Simulation Data?

I have the data concerning a simulated polycrystalline grain structure (the set of crystallographic directions). Each grain consists of minimum 1000 cells. I would like to obtain pole figures to...

01 January 2017 5,647 11 View

I need to know the reason of why having a big value of intermix layer between absorber and substrate (glass) cause a better MSE?

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 3,410 2 View

Shall I break the samples when I do BJH pore size and pore size distribution?

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 6,734 5 View

What is cause loss of hot ductility in some superalloys?

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 2,379 7 View

How to determine the pore size of a permeable membrane ?

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 2,858 8 View

How can i read the SEM for TiO2 CNF and RGO TiO2 CNF ?

The first two pictures for the TiO2 CNF and others for RGO TiO2 CNF

12 December 2016 6,905 3 View

How can we find NBGZ(Near boundary gradient zone) from EBSD scan?

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 4,258 4 View

What is the relationship among Photoluminescene intensity, surface states and crystallinity?

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 2,726 11 View

STXM and TXM general introduction?

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 5,847 1 View

What is the preferred method of finding the wettebilty of a single microfiber?

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 5,182 5 View

Is it acceptable that the distance between sp2 and sp3 decreases for the sample contains high amount of diamond?

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 8,130 4 View

95Mo NMR analysis??

Dear researchers I need to perform 95Mo NMR analysis. Is there anyone who knows where I can have it done?

12 December 2016 1,123 0 View

How can i read the SEM for TiO2 CNF and RGO TiO2 CNF ?

The first two pictures for the TiO2 CNF and others for RGO TiO2 CNF

09 December 2016 2,989 3 View

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