09 September 2019 3 3K Report

is it possible to have electrical conductivity increment of a transparent conductive polymer/ceramic without sacrificing its transparency?

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Why metal surfaces rubbed against each other squeaks? How to model the frequency spectrum of that sound?

some metal surfaces, rubbed against each other squeaks in a shrilling high frequency. Why? What is the role of surface roughness, friction factor, geometric shape, stress distribution,solid and...

31 December 2019 1,751 1 View

How to construct differential equation of laminar flow inside a partially liquid filled long cylinder under action of gravity and uniform rotation?

The liquid flow is incompressible, steady state and effect of mass transfer and voltization of liquid can be neglected. I am trying to start from vector form of Navier-stokes equation \rho D/Dt...

11 December 2019 7,170 2 View

Is truly in-vitro virus culture possible?

Viruses can't replicate without host, and the so-called in-vitro virus culture actually cultures virus on bacterial biofilm or embryos. would viruses not replicate even if they are presented in a...

11 December 2019 7,380 1 View

Why liquid level is higher inside an AC induction furnace center than periphery although electricity direction rapidly alternates?

If oscillating electromagnetic field, as per dictated by laws of Maxwell, Joule, Navier-Stokes (and Lorentz) holds, then for an unidirectional circulation of molten metal by electric field can...

11 December 2019 6,087 3 View

Which biochemical modification of Hemoglobin can potentially carry more oxygen to bloodstream?

Any synthetic analogue of Hemoglobin or any other Xenobiological agents can be cited as example. Please provide links and references.

10 November 2019 2,970 4 View

How conditional and loop statements are executed in LAMMPS?

Suppose, I require simulation of adding 0 to 10% carbon in steel with 0.01% interval and heating from 300K to 1800K and again cool to 300K with specified cooing rate, and dump whole...

10 November 2019 3,218 0 View

How verlet algorithm maintains time-reversal symmetry? or does it not?

I am a materials science undergrad, interested to know the algorithms for numerical integration of equation of motion in computational materials science, like molecular dynamics. It is said that,...

10 November 2019 860 2 View

What is the highest (mass)density Nanomaterial?

What is the highest (mass)density Nanomaterial? I know Osmium is densest in bulk form. please exclude astronomically dense materials like white dwarf of neutron star

10 November 2019 1,228 1 View

What would be electrothermal redox electrode polarity for iron and steel making?

If DC electric arc furnace is used for ironmaking(a reduction process of ore), would not bottom connection be cathode and electrode be anode for optimum results? and steelmaking being an oxidation...

10 November 2019 569 1 View

Can an autotroph run on and store ATP without carbohydrate storage?

what is mass-based and volume-based energy storage capacity of ATP and typical carbohydrates? Is it possible for an autotroph to be evolved/found that convert sunlight into energy of ATP, store...

10 November 2019 9,620 2 View

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Polymer composites suddenly solidifies?

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03 March 2021 7,540 4 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

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How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

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How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

Can polymer concentrations be calculated based on the number average molecular weight?

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28 February 2021 7,882 2 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

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POlymer+DMSO solution and moisture??

What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?

28 February 2021 6,516 5 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View

No title

I am trying to find how to know the density needed for a pva electrospinning in a 0.6mm neddle, the electrospinning will be from top to bottom and the problem I really have is the solution because...

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