Why SnO2 conducting but SiO2 insulating?

Laxmikanta Karmakar @Laxmikanta_Karmakar

01 January 1970 0 5K Report

Both Si and Sn are tetravalent. SnO2 is conducting but SiO2 is insulating. Please give a reason with chemical

Badges
Science topic

More Laxmikanta Karmakar's questions See All

What is the physical significance of the RMS roughness of any surface measured by AFM analyeser software?

For black silicon production which RMS roughness is better?

01 January 1970 5,606 3 View

How i can clean corning glass?

I want to clean corning glass.

01 January 1970 6,135 0 View

Is there any relation between XRD peak intensity with transmission of any TCO thin films?

Actually, I want to find the relationship between XRD peak intensity with conductivity and transmission of any TCO (Transparent Conducting Oxide) material.

01 January 1970 1,341 3 View

What is the physical significance of XRD peak at 43.11 degree of silicon doped ZnO sample?

I got XRD peak at 43.11 degree of silicon doped ZnO. For which component this peak aeries, SiO, SiO2, ZnO, Si, Zn?

01 January 1970 9,090 2 View

What is the interaction of atomic hydrogen with crystalline silicon wafers in plasma chamber?

I want to know about the plasma mechanism at the time of plasma etching of crystalline silicon wafers with atomic hydrogen plasma etching. In ICP-PECVD system only atomic hydrogen can etched...

01 January 1970 4,791 3 View

What is the reason for current dropping in OER , LSV curve?

I tried four trials of the same Copper Phosphides sample in Alkaline medium ( 0.5M KOH) with Hg/HgO reference electrode and Pt as counter electrode. I used 0.001 V/s scan rate for first three...

10 August 2024 3,629 1 View

What may be the reasons for failures of Tube toi Tube Sheet Joints in Boiler Drum ?

We have observed that tube to tube sheet joint leaked in our boiler and needs to overcome same by knowing the root cause.

08 August 2024 3,161 0 View

What is the problem with these tissue culture plants?

All plants are green but some of these plants becomes yellow. I did not found any reason. Please help me to find out the real problem.

01 August 2024 589 4 View

Reason for discontinuities in my Band structure?

Hey All! I am wondering what might be wrong with my band structure. I did the calculations using VASP and plotted the results using Origin. Although I have tried changing various input...

25 July 2024 2,920 11 View

Is it fare for editors of reputed Journals to put on hold manuscripts more than six months without review updates, Are they harassing researchers?

It is being seen that Editors of some reputed Journals are putting on hold the manuscripts and not updating review states even passing more than six months from submission. Researchers are...

24 July 2024 8,596 2 View

Has anyone tried freeze flow samples in -80C freezer or liquid nitrogen before processing?

Our lab has some radioactive cell samples that need to be kept frozen for at least 30 days before flow analysis. For some reason, the samples stored in liquid nitrogen did not perform as well as...

15 July 2024 9,975 1 View

My Cyclic voltammetry curve doesn't show cathodic peak of Cu2+ to Cu+. how to solve this problem?

I performed CV of Cu-MOF in a buffer solution of pH 8, and we did not find any peak corresponding to Cu2+ to Cu+. What is the reason behind this? Please give your valuable suggestions.

08 July 2024 2,388 4 View

Hello, I’m growing three species of microalgae under heterotrophic and mixotrophic conditions. Both the two turned yellow?

What could be the reason for mixotrophs to be yellow too instead of green? Thank you

08 July 2024 594 2 View

What are possible reasons for having the repeated wavy patter in Raman spectrum?

I'm currently analyzing the Raman spectra of coloured plastic samples and have encountered a wavy, oscillating pattern in the spectra of some coloured samples. I was wondering what the possible...

04 July 2024 1,949 4 View

Which river basin has lowest total replenishable groundwater resources &utilization of irrigation potential created lags behind potential created why?

Which river basin has the lowest total replenishable groundwater resources and utilization of irrigation potential created lags behind the potential created what are the reasons?

03 July 2024 9,638 0 View