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Questions related from Sumit Bhowmick
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...
01 January 2020 1,911 1 View
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...
12 December 2019 7,533 1 View
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...
12 December 2019 6,258 3 View
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...
12 December 2019 7,326 2 View
What would be the logical mistake if indicial equation roots are actually different by an integer, but still mathematically one solves the equation following the route of non-integer difference,...
11 November 2019 7,547 3 View
Every common source avoids the derivation, saying it to be too difficult. Where can i fiend volterra's original derivation? Knowing which mathematics would be necessary?
11 November 2019 10,228 1 View
What are the causes and mechanisms of plastic deformation of ceramics, polymers, composites acros macro, micro and nano scales? how theses mechanisms can be compared with metal? please provide...
11 November 2019 9,480 4 View
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
11 November 2019 1,375 1 View
During LAMMPS simulation, especially during first equilibration, temperature suddenly rises to given value in first step, then again drops to much lower value at next step, then then gradually...
11 November 2019 612 0 View
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...
11 November 2019 9,776 2 View
Classical reason for endurance limit attributes to dislocation pinning by interstitial alloying elements and limited cross-slip for BBC structure common in steel. Which of two are hampered in...
11 November 2019 2,285 3 View
A few years back, when I still was at high school at Bangladesh (Mymensingh division, plains), I noticed (in a suburban locality where my house is) a nocturnal elongated insect (5-6 mm long by...
11 November 2019 2,577 3 View
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,...
11 November 2019 1,040 2 View
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...
11 November 2019 3,386 0 View
Any synthetic analogue of Hemoglobin or any other Xenobiological agents can be cited as example. Please provide links and references.
11 November 2019 3,118 4 View
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...
11 November 2019 727 1 View
All organs are not equally damaged by same amount of radiation dosage. But, on which basis equivalency is measured? (i..e 1 gray in this organ equals 10 sievert) Is it arbitrarily qualitative or...
11 November 2019 2,484 6 View
As a Materials scientist, how much necessary is to know about machine learning and Artificial intelligence in order to work on Computational Materials science? My own Computing skills do not go...
10 October 2019 907 3 View
Can you provide me with links and references of latest research topics for zero-emission Aluminium electrowinning? specifically Metallic/ conductive ceramic anode material Low temperature...
10 October 2019 7,579 1 View
Octo-Alloy, also called Ashtadhatu, is a traditional alloy to produce religious idols, ornaments and sculptures in indian subcontinent. My question regarding the alloy is According to wikipedia,(...
10 October 2019 4,566 3 View
I, being a Bangladeshi student, has hometown and ancestral home on Haor region of Mymensingh division. Wherever I have seen digging for foundation of buildings, tubewells,ponds or so, especially...
09 September 2019 9,768 6 View
is it possible to have electrical conductivity increment of a transparent conductive polymer/ceramic without sacrificing its transparency?
09 September 2019 3,164 3 View
For a complex alloy (suppose Al-Si-Mg-Fe-Cu) , there are multiple linked potential files available in interatomic potential repository, but only a single potential file suffices for...
01 January 1970 10,034 1 View