Can anyone help me to obtain the mean free path of the electron or mobility of an electron?

More Sajedeh Shahsavari's questions See All

Hello everyone, have anyone an experience about ligation with one digested vector(salI) with double digestion insert(SalI XhoI) that ligate together?

My vector is 7000 bps, and my insert is 1300 bps

28 May 2024 831 4 View

Are You an Expert in Plant Abiotic Stress Response? Interested in Collaborating on Paper Writing?

I have been recently working on abiotic stresses (drought, high temperature, salinity and cold) responses in wheat (Triticum aestivum) using meta-analysis of transcriptomics (microarray) data. The...

04 February 2024 1,751 1 View

What is an appropriate model to relate porosity to permeability of sintered powdered metal?

I am trying to develop a relationship between the permeability of sintered powdered metal to its given porosity and pore size. I am developing an experimental set-up to measure the permeability...

13 March 2021 2,443 3 View

Green marketing or branding in specific industry?

Dear researchers in marketing and consumer behavior studies, I am in middle of a dilemma, i must choose my dissertation title but I don't know in which field should I work? personally I prefer to...

11 November 2020 465 7 View

How difficult is for a cellular operator to switch from FDD to TDD?

Assuming that a cellular operator is currently using FDD LTE spectrum, how difficult (in terms of the cost and the required changes to the system) is to switch to TDD? Is it technically possible...

30 September 2019 7,983 3 View

How we can have a homogeneous polymeric film of MXene?

We have problem of MXene agglomeration in polymeric films after casting.

26 September 2019 2,929 1 View

How to read a xml file with different data tables in the same file Using Talend open studio for example?

I want to make an excel file for data visualization. If there is other ways for example using ETL libraries in Python to read xml files and make it available for statistical analysis and data...

29 October 2017 8,955 1 View

I am characterizing PMMA mechanical properties with DMA; why does the E' increases as I increase pre-stress in 3pt bending?

the sample is 2*5*50mm and the span is 25mm 2.E' changes from 3.3GPa to 4.9 GPa when I increase the value of pre-stress from 30 gm to 350gm 3.strain amplitude: 0.0001 4.frequency: 1 Hz

08 December 2015 9,398 9 View

Any expertise with Limiting Dilution Method?

Dear colleagues: Tell me about your work experience on Limiting dilution method for single cell isolation. Can I use pen/strep (1%) or I should remove it? What % of FBS, I add to media?

06 November 2014 7,103 5 View

How can I prepare virus for a TEM or SEM imaging?

I have virus (viral hemorrhagic septicemia virus) in suspension and the experiment will not involve cells. What level of TCID50 is preferred?

11 August 2024 3,115 1 View

How to calculate CCS for Sodiated adduct ions and Multiply Charged Ions?

I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...

08 August 2024 8,329 0 View

1. If I can quantize the atom using this hyperbolic spiral and classical physics, could nature do the same?

If we map as a continuous motion an ionising electron (beginning its journey at n=1) in an H atom, a specific hyperbolic spiral appears (see animation). When we solve this spiral formula, we find...

07 August 2024 5,343 2 View

Is there anyone with experience in TEM analysis who can assist with a manuscript for an upcoming journal?

Hello dear colleagues, We have prepared a manuscript on NiTi-based alloys and are seeking a second opinion on our current TEM results. If you are a Ph.D. holder with experience in TEM and have...

07 August 2024 9,563 0 View

Why do i have a weak plasma and no coating during rf sputtering?

I have been getting a low plasma and no coating while doing rf sputtering of copper doped ZnS using a power of 140 watts and at pressure of 6.5x10-3 Mb.

07 August 2024 4,526 4 View

How much total RNA concentration to be extracted from sorted plasma cells from bone marrow of C57BL/6 mice for RT-PCR ?

i have sorted anti-NP specific plasma cells from bone marrow of C57BL/6 mice at certain times after immunization with variable counts and isolated total RNA using TRIZOL method for RT-PCR using...

05 August 2024 8,835 1 View

How to use Density Functional Theory to calculate carrier mobilities of solid system?

Hello, everyone. I have tried to determine carrier motilities of some materials, by Density Functional Theory, using Quantum ESPRESSO. There are a few methods to do it, like a package called...

04 August 2024 8,894 1 View

Which distribution type should I use when calculating the average particle size from TEM image? and how to calculate the error ?

average particle size calculation from TEM

04 August 2024 2,921 1 View

Why reactivity isn't increased with more empty spots in valence shell?

If from a geometric perspective the non-halogens, non-noble gases have more empty spots in their valence shell, and the filling/exiting of any of the empty spots in the shell constitutes a...

03 August 2024 4,787 2 View

Why is the molecule's orientation with an electric field affect polarizability?

Why is the molecule's orientation with an electric field affect polarizability? Electrons are diffuse enough to be independent with respect to orientation and effect of electric field on...

03 August 2024 7,843 1 View