From different processes (CVD, PVD, SPIN, etc) | Contact experts in Thin Films to get answers
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Questions related to Thin Films
I have following doubts: 1) What is the state of the art technology to realize Mach-Zehnder modulator? Is it to realize it on thin-film lithium niobate? If yes, then why not many commercial...
12 April 2022 3,953 0 View
The crystal structure is FCC (for a perfect crystal the theoretical filling factor or volume fraction of particles should be 0.74), particles are silica with a refractive index of 1.42 and a...
29 March 2022 6,242 11 View
I had some trouble fitting, using GenX, XRR data. The measurement was taken together with the XRD hence the data has an increase in intensity where a peak would be amplifying the kiessig...
20 March 2022 4,719 4 View
I am preparing ZnO thin film by the chemical bath deposition method. Although I have worked with several parameters and tried many times to have a uniform film I am not able to form a uniform film...
07 March 2022 5,021 2 View
I synthesized 6H-SiC (bulk) pellet and took temperature dependent Raman measurement of that. Now I want to take temperature dependent Raman measurement of pellet of nanocomposite of Epitaxial...
06 March 2022 9,035 2 View
Hello, My question is related to authentication of ellipsometry for dielectric constant measurement. In my case, I am measuring the refractive index and dielectric constant of Al2O3 thin film on...
04 February 2022 6,935 5 View
I have synthesized titanium dioxide thin films by ultrasonic spray a 400 °C with a different solution precursor, the prepared films annealing at 600°C.XRD results show that the crystalline size...
31 January 2022 9,387 6 View
For Intensity modulation, I am using external modulation. I want to simulate mach-zehnder modulator based intensity modulation. Please suggest simulation in MATLAB
20 January 2022 4,467 2 View
how can the RSJ (Resistive shunted junction) model be fit to the experimental data of micron-sized (l=10,w=100) SQUID junction made up of SS'S type weak link?
20 January 2022 8,087 4 View
Hi everyone, By preparing the solution of the catalyst I prepared from Pt, Pd and C, I apply a thin layer on the GDL by spraying method. This layer is hydrophobic. I want to used this layer as a...
15 January 2022 9,160 4 View
Dear researcher, There are several works on the analysis of Nickel dooed zinc oxide thin films, but; What is the main addition to the optical and electrical properties of zinc oxide thin films...
08 January 2022 8,772 6 View
Already made films from chicken feather using PVA but is it possible to make very thin film.
05 January 2022 8,416 3 View
Please describe to me step by step procedure on how i can use the envelope method to calculate optical constants for thin film. Presently i have the transmittance data?
03 January 2022 2,172 2 View
I measured PXRD pattern of thin film. I saw abnormally high intensity at low diffraction angle (
30 December 2021 9,448 5 View
I am trying to deposit a thin film of ferrite on a platinum coated silicon substrate by a dip coating method. But when the substrate is being pulled out of the solution, whole deposited layer...
23 December 2021 9,876 12 View
I want to use 3 omega technique for thermal conductivity measurement of thin films. I have Lock-in amplifier only. I know we can excite the signal using current source and then use reference...
22 December 2021 8,577 2 View
Hi I am working on perovskite solar cells. Where I want to utilize methylammonium acetate (MAAc) ionic liquid with the perovskite precursor. I don't have the facility to synthesis this chemical....
22 December 2021 8,862 9 View
I want to fabricate CuSe thin film by... solution method
19 December 2021 3,190 1 View
Hi all, CO is one of the major air pollutants which toxic. Most of the literature says catalytic oxidation as a removal remedy for CO, by using catalysts especially Pd in nano size. Can anybody...
13 December 2021 3,834 9 View
Hello I am trying to calculate electrical conductivity in thin film periodic structures but haven't found any papers or formulas. I would appreciate it if you could help. Thank you in advance.
06 December 2021 697 4 View
Hi everyone. I am looking for some tips for the growth of homogeneous ultra-thin metallic films on glass substrates by magnetron sputtering. My objective is to deposit homogeneous Ag, Cu or Au...
01 December 2021 8,583 5 View
I am trying to figure out the ways that non-covalent functionalization breaks between organic molecules based on pyrene and CNT. I am wondering about the energy of bonding, the effect of washing...
01 December 2021 4,684 2 View
Kindly guide on how to plot graph of AC Conductivity vs log10(frequency) for an Aloevera thin film
26 November 2021 3,666 3 View
During CVD process, we got thick film and deposition time 120 minutes.
25 November 2021 7,911 3 View