Why is the Fermi level position differ among conductors (metals), semiconductors, & insulators?

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Which one of the flowing materials reflect the visible light more efficiently?

Hello everyone. Please, which one of the following materials can reflect the visible light more efficiently : semiconductors, insulators, metals or dielectric materials and why ?

01 February 2020 9,555 4 View

The dimensions of CT images during its movement or without moving?

Hello everyone, I have a question. Please, what are the dimensions of the resulted image from CT while it is working to scan the patient ? It produces axial images, then reconstructs them to...

11 December 2019 3,176 3 View

CT physics outline?

Please, what do you think the outline that should be studied in the CT physics ( as a physics view point only not clinical view point )?

09 October 2019 5,675 3 View

The relationship between HU values, voltage, & different energies of CT - Do HU values have typical values?

-Are HU values of CT differentiate fro different values of energies or remain the same? -Do HU values have standard & typical values for CT? -What is the relationship between HU of CT , voltage,...

09 October 2019 7,383 5 View

What is the difference between semiconductors and insulators according to the electron distribution?

Explain the difference between semiconductors and insulators according to the electron distribution in the figure in the attached file?

11 December 2018 951 4 View

what is the electron binding energy for conductors (metals), semiconductors, insulators?

what is the electron binding energy for conductors (metals), semiconductors, insulators according the figure in the attached file?

11 December 2018 9,253 1 View

How to prepare a single and poly crystal thin film from raw polymer?

Please, I want to know about: How to prepare a single and poly crystal thin film from raw polymer? I wish I could hear also the new methods to prepare a single or poly crystal thin film from...

11 December 2018 7,644 4 View

How to learn more about SPSS and its Application?

I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.

11 August 2024 9,101 4 View

Can I base on reverse DNA sequences to perform alignment, convert to amino acids and GenBank submission?

I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?

11 August 2024 5,138 1 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 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

Text-Communication from the M1 Hand Area using BCI—and then there is Elon Musk?

Willett, Shenoy et al. (2021) have developed a brain computer interface (BCI) that used neural signal collected from the hand area of the motor cortex (area M1) of a paralyzed patient. The...

10 August 2024 7,180 0 View

Has anyone applied Python in the field of textile engineering for data analysis, automation, or smart textiles?

I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...

10 August 2024 7,429 2 View

How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?

09 August 2024 7,718 0 View

How to develop investments in renewable energy sources?

08 August 2024 5,112 3 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

How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,937 1 View