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Questions related from Umesh Nakate
We have tried synthesis of molybdenum hydroxide using MoCl5 aqueous water solution by simple electrodeposition on nickel foam as negative or working electrode. After deposition we got brown/black...
13 January 2022 347 3 View
I need to know that after dissolved EDTA in suitable solvent e.g. water, isopropanol etc.. what are the ionic species will form and how to confirm those ionic species presence using which...
24 September 2021 7,724 3 View
I am curious that EDTA solution (dissolved in solvent) forms a bond with ZnO NPs (Zn+ due to Oxygen vacancy (defect) site)? If yes any references for it? Can electron transfer via this Zn-EDTA...
16 September 2021 6,244 4 View
I am searching to find out the electronic conductivity of PCBM and EDTA molecules to study comparison.. Which one is better? Whose electron energy density states are more (PCBM or EDTA)? Thank you...
16 September 2021 8,469 2 View
I want to learn theoretical research for energy applications. Please guide me for possible computational/simulation programming or software packages for research. Thank you.
16 March 2021 9,177 3 View
I am interested to learn the various tools important for theoretical research for various energy applications perovskite solar cells, supercapacitors, battery, fuel cell, water splitting etc. Any...
16 March 2021 8,251 1 View
Please can anyone send me XRD JCPDS file# 42-0334 for CuBi2O4 material? Also if you could suggest any online or free XRD JCPDS files access.
29 April 2020 7,197 2 View
Please guide to estimate accurate stepwise procedure to calculate Valance band (VB) and CB values in perovskite solar cells layer using UPS data? I want to calculate various values for VB, CB and...
06 January 2020 888 1 View
Please explain electron charge transport mechanism in conducting polymer having metal sulfide as fillers composite via energy band diagram / chemical property? We have synthesized conducting...
31 December 2019 9,772 1 View
How to estimate Jsc values for plot Light Intensity (x) Vs Jsc (y) in Perovskite solar cells? Please give stepwise formula or calculation to get Jsc data point values for corresponding Light...
31 December 2019 5,818 2 View
Hot to estimate series and shunt resistance from Jsc Vs Voc plot of Perovskite solar cells? Please provide stepwise calculation for series and shunt resistance values in perovskite solar cells.
31 December 2019 3,437 3 View
How to calculate lower unoccupied molecular orbital (Lumo level for a given film using UPS Ultraviolet photoelectron spectroscopy data? also how to find bandgap and fermi level from these...
30 December 2019 9,702 1 View
How can we measure SKPM using Au-Ni tip. Can anyone explain how to do it in AFM (Parks system XE series) ? How to do analysis of SKPM data and image, atomic force microscopy AFM ?
30 December 2019 2,947 0 View
Is there information about bond especially Metal- Oxide (M-O) bond present in x-ray photoelectron spectroscopy XPS spectrum or in data? Is there any reference XPS standard data for M-O bond...
30 December 2019 4,520 0 View
how to measure Capacitance Vs Frequency in potentiostat, Electrochemistry application? I want to measure parallel plate capacitance Vs Frequency (plot). Please let me know where is this facility...
23 December 2019 2,756 5 View
How exactly semiconductor metal oxide nanostructures behave as p-type semiconductor or n-type semiconductor? how these semiconducting properties can be further be improved?
11 April 2019 5,188 4 View
How semiconducting metal oxide works, the fundamentally, basics, charge creation and transportation? how defects in metal oxide produce charge? how metal oxide nano structure conducts electricity?...
11 April 2019 6,297 3 View
what are the advantages/disadvantages of organic HTL or metal oxide HTL in perovskite solar cells?
23 March 2019 2,004 1 View
What are the best solvents for coating ETL or HTL metal oxide nanoparticles thin films in perovskite solar cells?
23 March 2019 4,923 3 View
What is the best way to deposit metal oxide (ETL or HTL) using aqueous salt solution or NPs dispersed solution on TCO? The thin film quality of ETL or HTL on TCO is imp. Since Visible light enter...
23 March 2019 8,744 3 View
What is mean by planar perovskite solar cells, inverted perovskite solar cells and their design?
21 March 2019 9,986 3 View
How to calculate the structure size in semiconducting metal oxide nanostructures from their XRD data or structural parameters information ? What is mean by the structure size exactly?
15 March 2019 6,962 23 View
How to increase the gas sensing response and sensing speed in semiconducting metal oxide based solid state gas sensors?
15 March 2019 3,922 4 View
Dear All. Kindly help me in understanding the reviewer's comment as below. Reviewer #1:" To clarify the nanostructures, the XRD data of Fig. 1 should be shown in a log scale, to exhibit any...
27 July 2018 9,328 6 View
I have got Raman data in .wdf file format but i am not able to open it. Could any one please suggest me how to convert this file format to another readable format such as ASC, Excel etc. If any...
20 September 2017 651 2 View
I am studying electrochemical supercapacitor/ ultracapacitor using ivium potentiostat and software. I want to perform charging discharging of electrochemical supercapacitor but i do not know the...
11 June 2017 7,197 2 View
Dear All, I want to analyze FESEM/SEM and TEM/HRTEM images of nanoparticles. Please suggest me software which can be used to find exact size of particles by drawing scale bar on particles... which...
22 March 2017 3,420 11 View
I want free Computational or simulation software package. Using which I can draw 3D images of all inorganic and organic crystal structure and their electronic properties. Particularly ready made...
21 March 2017 7,827 5 View
Is there any techniques or measurement formula to measure or count number of defects in semiconducting nanostructures?
08 March 2017 8,111 5 View
I have to calculate the number of evaporated molecules of volatile liquids (acetone, ethanol, formaldehyde, liquid ammonia) at room temperature or any elevated higher temperature. For given liquid...
26 February 2017 3,303 3 View
I want to use semiconducting binary metal oxides for electrochemical supercapacitors.. some good review papers..or references. I want to study advantage and disadvantages of semiconducting binary...
14 July 2016 4,462 3 View
why and how different methods has influence for same metals oxide for same applications.. why different out puts??
05 April 2016 8,204 4 View
does gas sensing depend on nano particle size? why an how? nano-poly-crystalline material also useful or has influence on gas sensing?
05 April 2016 2,162 7 View
As i read air oxygen which adsorbed on metal oxide forms oxygen ion species and these species only react with reducing and oxidizing gas.. does that mean air oxygen only sensing gas molecule where...
05 April 2016 263 4 View
I want to study transitional metal salts and their solubility in different solvents, to synthesis nanomaterials (binary and tertuary metal oxides) and their films by chemical methods. I need to...
18 February 2016 6,676 1 View
