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Questions related to Thin Films and Nanotechnology
I want to etching or patterning for bilayer channel layer of transistor consist of SnO2/ZnO on ZrO2 dielectric layer Generally, I thought that above process would proceed by HCl etchant But I...
19 May 2017 5,085 3 View
For example if we make a composite of SnO2 and ZnO. Than whats about the absorption band edge and bandgap of their heterostructure. Is it necessary that the absorption band edge of the...
17 May 2017 2,268 3 View
Hello everyone! I am going to start depositing graphene using Langmuir-Blodgett technique, and I would like to know what is the best solution to start with? What kind of graphene and organic...
17 May 2017 716 1 View
please anyone help me to clean Glassy carbon electrode modified with AuNPs . how to remove AuNPs from Glassy carbon electrode surface and also from sides of electrode
12 May 2017 7,162 8 View
Silicon antimonide thin films
05 May 2017 5,730 0 View
Magnetron sputtering
05 May 2017 4,122 5 View
Sputtering
05 May 2017 7,728 5 View
I tried differents strategies to deposit CZTSe by electrodeposition one step, but sometimes layers are brown and powdery, sometimes smooth, gray and shiny. I need to know how to recognize the good...
05 May 2017 1,428 6 View
VLS growth of 1D nanostructure.
05 May 2017 7,625 3 View
Observed an small decrease in band gap with increase in film thickness in LNMO thin films deposited by spin coating method .
05 May 2017 9,212 6 View
I have a flat surface with microstructures on top of it. The structures have the size (height, width, length) of about 1 micron. I want to get a flat surface again, by putting material on top of...
05 May 2017 9,880 4 View
I have seen many works reporting the use of thermal evaporation technique but they seldom give details about the source, boat and other detailed parameters. Can anyone guide me with these details?
05 May 2017 8,416 4 View
I am working on SiO2 thin film deposition without heating. The resulting SiO2 films are expected to be amorphous. For crystallised thin films, I usually use Tauc plot to calculate their band gap...
05 May 2017 5,248 2 View
I have deposited a thin film of Hafnium Oxide (HfO2) on Silicon (100) substrate. Now, I want to deposit Multi-walled Carbon Nanotube (MWCNT) on this HfO2 film. I wanted to know whether it is...
05 May 2017 8,366 2 View
I use thermal evaporation to deposit a 10 nm Cr and a 50 nm Al layer on a SU8 layer. I then transfer a nanotube film on top of the metal layer and dip it in Acetone. however, i see that there is a...
05 May 2017 5,083 5 View
Most PVD fabricated multilayers with nanoscale layer thickness have microstructures like columnar boundaries, so that the cross-sectional textures are always like what is shown in the attached...
05 May 2017 6,339 4 View
I am working on thin films. From AFM analysis What will we get Grain size or Particle size?
05 May 2017 2,979 7 View
i am trying for a carbon film coating from the graphite sample (Mixture) with Electron beam evaporation set up which is available. please suggest me that whether it is possible or some other...
05 May 2017 4,920 9 View
i am using LCR meter to measure resistance of thin film sheet...how i can get the resistivity value? i have the reading for thickness and resistance.. can somebody help me?
05 May 2017 3,047 3 View
the RT electron mobility in ZnO thin film grown by pulsed laser technique comes out to be 40-60 cm2/V-s. What is limiting this mobility; grain boundary scattering or other carrier scattering...
05 May 2017 3,289 4 View
recently，I want to do the simulation of ZnO lasers, and looking for the function between the refractive index of ZnO and carrier density, the wavelength, I hava search for a lot of papers,but...
05 May 2017 2,205 0 View
I'm interested in transfer printing where thin sacrificial layer is deposited on top of a silicon wafer, and this sacrificial layer is metallized using physical vapor deposition. The idea is that...
05 May 2017 1,497 0 View
05 May 2017 6,062 7 View
I am using TSG-250 solution.Deposited area is 7.5 cm2, pulse mode %10 duty cycle, 20mA, tempature 50 cel. and strring 200 RPM. This recipe give me roughness surface.How can I develop this recipe?
05 May 2017 2,565 3 View