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Questions related to Material Characterization
Hi, am a research scholar working on thin films basically SnO2 thin films. I have a issue regarding the crystallinity of this thin film. Initially when the samples were deposited at 350 degree...
09 December 2024 3,991 2 View
I getting a convergence problem while simulating p-GaN/AlGaN/GaN multiple quantum well solar cell. How can I solve it?How to set the gate work function value?please help me!!!
15 November 2024 569 1 View
I am confused as without the surface traps how is there the 2DEG formed and hence the idvg of AlGaN/GaN HEMT simulation?
30 August 2024 7,531 0 View
Why resistance is inversely proportional to relaxation time and relationship between conductivity mobility and carrier concentration of a semiconductor?
26 February 2024 2,341 2 View
Hi I often see papers determining chemical composition by ICP-AES calibration of K and Fe ions, elemental analyses of C and N element and TG determination of H2O molecules. In this example paper,...
07 August 2022 2,632 0 View
I was trying to model a tunnel fet in silvaco tcad. For this I went through the silvaco example of tunnel fet. There I found a term me.tunnel in the material statement. I don't understand the term...
30 July 2022 5,172 0 View
If we have doped non-magnetic element(i.e Al) with the empirical formula of spinel (AFe2-xMO4) ferrite on the iron side then how ll we know that the doping element (Al) strongly prefer to the...
15 January 2022 5,524 3 View
I need to plot Tunneling probability vs energy plot in Altas Silvaco . Anyone can explain me how can I do that ? Please step by step process.
06 July 2021 883 0 View
I am working on Cylindrical GAA finfet ànd need to plot the tunneling probability vs energy curve . Anyone can help me to know how can I get this curve.
25 June 2021 1,190 0 View
Hello there, Does anyone have experience on how to do blank subtract on Agilent ICP-OES 5110? Recently I experience Ca contamination, i tried eveything and nothing works, and also seems like...
12 May 2021 4,535 1 View
I am having trouble setting up this problem in HFSS or FEKO. In HFSS, I've tried both FEM and FEBI-IE solvers. With FEKO, I've tried it's MoM solver and default settings. I am would like model...
10 February 2021 773 2 View
First of all, whether it is possible to identify the presence of water and its amount on the Silicon substrate by using only FT-IR spectroscopy. Can ATR-FTIR spectroscopy find out the wettability...
04 February 2021 9,447 4 View
I know that this is a very difficult question, as the areas of application can vary greatly. However, if you want to operate low as well as high resolution (from a few millimeters to nanometers),...
03 February 2021 5,273 4 View
It is well known that low-cycle and high-cycle fatigue cracks initiate from the surface, while ultra-high cycle fatigue cracks initiate from the inside. I am very curious why this transformation...
18 January 2021 9,941 6 View
Adsorbed water and gases can affect the weight of the porous carbon. Some times 6-7% weight loss can occur during the degassing of the sample. Will this weight loss affect the calculation of C,...
09 November 2020 5,622 3 View
Hello everyone! I have a question about H-NMR, especially -NH2 peak. First, the material is (R)-Morpholin-3-ylmethanol hydrochloride (CAS 1212377-10-0). I analyzed H-NMR for several lots...
03 November 2020 8,700 13 View
because of Designing of VAR furnace, operator have problem to detected arc position and arc gap during the melting process. in some cases using of special video camera is mentioned but there is no...
03 October 2020 8,514 1 View
i have a question regarding dielectric constant of gold,cobalt oxide (co3O4) and n-tpe silicon . i find only one publication on this issue showing dielectric function cobalt oxide(CoO) 12.9 and...
03 October 2020 9,464 4 View
We need to model deformable metal powder. It will be further used in simulation process.
01 October 2020 9,629 7 View
I need suggestions on how to analyze the obtained data of the XPS test, as I am working on the adsorptive removal of As(V) versus As(III) from the aqueous media.
19 September 2020 9,082 7 View
Dear Professors and Experts, I was doing an experiment to measure the recovery rate. I want to spike 1 ppb after the dilution of soil in 10000 times, so I was spiking 1 mL of 10 ppm heavy metals...
12 September 2020 6,122 4 View
From testing data: yield stress, ultimate stress, total strain, ratio of strain at elastic limit by strain at strain hardening and the ratio of elastic yield modulus to the strain hardening...
07 September 2020 5,527 10 View
Shift in PL emission peaks of SL- WS2 and SL-MoS2 is observed individually under applied strain but due to inter-layer coupling WS2/MoS2 hetero-structure does not show Excitonic behaviour...
28 August 2020 4,615 3 View
For background: We have a polymer and are looking to adjust its thermal and mechanical properties to resemble the properties of a commercially available polymer to present it as a viable...
18 August 2020 2,603 5 View