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Questions related to Thin Films and Nanotechnology
I am working on perovskite solar cell and want to use carbon as an electrode but I don't know how to prepare carbon paste. Please suggest me some easy methods or related publications.Thanks
25 April 2017 975 3 View
What is behind logic in the doping effect of Sn-doped ZnO thin film to work on red shift effect in its band gap? Can it be lower than 3.18 eV? what does it mean in the following...
22 April 2017 3,887 3 View
I need to calculate the barrier height of the Schottky contact based on thermionic emission theory, so i want to know the Richardson constant value for indium oxide.
08 April 2017 7,521 5 View
The precursor solution consists of Titanium Tetra Isopropoxide,Acetic acid,methanol and propanol.The shift is towards the lower angle from the standard XRD value for TiO2.Samples were annealed at...
04 April 2017 4,484 7 View
Can you suggest how can i clean SGOI, SiGe, GOI substrates for initial cleaning, Oxides etching, Photo resist removal, Organic impurity removal, Metallic impurity removal etc? Can i follow the...
04 April 2017 7,141 1 View
The Au nanoparticles have been synthesesed by RTP
04 April 2017 5,540 4 View
I have annealed TiN on glass and silicon surface and after doing XRD, I came to know that both are having totally different pattern and AFM also gives non-synchronous results. What does it suggest?
04 April 2017 2,258 3 View
As far as I know, annealing is good for IGZO TFT performance. I used Rapid Thermal Processing (RTP) to anneal IGZO TFT at 450℃ for 30 seconds. However, after RTP annealing, the IGZO is metal-like,...
04 April 2017 5,279 0 View
I follow the following paper as attached file. I am trying spin coating method but surface coverage is not good by tin oxide.
04 April 2017 7,342 1 View
I have deposited Al2O3 on silicon for MOS characterisation. Now i want to analyse the trap capture cross-section.
04 April 2017 2,412 4 View
How to prepare the flexible metallic substrates (Mo) before starting the sputtering to remove the oxidized layer and decrease the surfaceroughness?
04 April 2017 3,121 1 View
Is Hall mobility controlled by the residual stress aroused in thin film during the time of deposition?
04 April 2017 8,825 0 View
Even after coating sample with Pt coating up to 6-8nm and analysed at 5kV.
04 April 2017 2,290 10 View
I'm working in transparent conducting oxide deposition using sputtering and a-Si:H solar cell fabrication using PECVD. I need to know thin film growth process.
04 April 2017 4,266 1 View
04 April 2017 6,271 6 View
i want to make indium contact on my CZTS and CdS sample. while doing this using soldering indium forms droplet and do not sticks to the surface. How can i make it.
04 April 2017 1,963 2 View
Hello, can any body explain about the evaporation of 2,9-Dimethyl-4,7-diphenyl-1,10-phenanthroline (BCP). In organic and perovskite solar cell , BCP is thermally evaporated. We tried by W boat but...
04 April 2017 9,921 3 View
I need a software to calculating thickness and refractive index of multi layers anti reflective coating to enhance solar cell efficiency.
04 April 2017 8,090 5 View
Good day, I am currently doing a bottom-up CVD with an iron thinfilm (100nm thick), and using TBDS as a precursor in order to transition the sulfur onto my iron layer in order to recieve a pyrite...
04 April 2017 3,122 0 View
Possible reason for iVoc and effective lifetime drop after i-p deposition in a silicon HJ solar cell
04 April 2017 8,172 1 View
hi How we can made temperature sensor using VAN DER PAUW structure ?
04 April 2017 4,860 3 View
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04 April 2017 6,618 4 View
I am looking for a method to perform shallow recess (few nm) on AlGaN and I found papers on atomic layer etching of III-arsenides but none on ALE of III-nitrides. I know that nitrides are harder...
04 April 2017 6,915 1 View
i have purchased 25 micron copper foil.i followed some standard procedures to deposit graphene by cvd method but was not successful.
04 April 2017 9,757 3 View