Can anyone tell me the protocol for biosynthesis of silver nanoparticles from actinomycetes?

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How to derive the expression for the View Factor of a configuration of two bodies, starting from the general case ?

Hi all : Please, I need some help on Heat Radiation Transfer: How I can derive the formula of the View Factor for a particular configuration, in a way of ending with an expression for the VF as...

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Radiation Heat Transfer between a Hot body and a real Surface ?

Hi all , How can I consider the Optical properties of a surface into the Stefan-Boltzmann law for a problem of Radiation Heat Transfer between a hot Body and a real Surface (namely, a surface...

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Is this a well defined Integral ? If so, does anyone can help me to solve it ?

Dear all : I need to solve the following integral (attached as an image file) The context is on the calculation of View Factors in Radiation Heat Transfer I worked out the this expression from...

15 May 2020 7,500 16 View

How to calculate the Solar Radiative Flux arriving to a Solar Plate Collector placed on the surface of Earth ?

Hi all, I'm trying to perform a calculation on the Flux due only to radiation, received at the surface of a Flat Plate Solar Collector placed on the surface of the Earth. The collector is tilted...

14 May 2020 604 24 View

Air Velocities and Temperature Distributions inside an enclosed air cavity, modeled in COMSOL Multiphysics ?

Dear all : I'm trying to solve the following problem using COMSOL Multyphysics. I have an enclosed geometry (please see the attached images) with a top flat surface (the celing) and an undulated...

19 March 2020 7,455 5 View

Simulation of an Air Solar Plate Collector in COMSOL Multiphysics. Problems with defining the Boundary Conditions ?

Dear all: I need help, I hope there is someone out there who can help me. I finish drawing the 2D geometry of an Air Solar Collector with an undulated absorber plate (in contrast with a flat...

19 March 2020 5,935 9 View

Does the value for the Seebeck Coefficient (S) measured with a Voltmeter can really be taken as the S of the test material ?

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19 March 2020 4,192 5 View

Geophysical response of Water uptake by trree?

When plant takes water from.the soil and the water is transpired by the stomata, is it possible to measure the SP potential...if it is attempted by any one, can you share what kind of electrode...

08 March 2020 6,726 3 View

Diffusion of Carbon atoms in Bismuth Telluride ?

Dear Colleagues : Does anyone have literature referencing the diffusion process of Carbon (I mean Carbon atoms) into Bismuth Telluride (Bi2Te3) or into some other compound alike ? E.g. PbTe,...

05 March 2020 2,976 2 View

Chemical Stability of the System Bi2Te3 with Graphene ?

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I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How to compare different concentrations of nanoparticles for characterization from ICP-MS?

I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...

02 March 2021 7,626 1 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View

Ester cleavage conditions?

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Can chitosan alone can act as a reducing agent for Cu(0) nanoparticle sythesis?

[Synthesizing Cu nanoparticles without using chemical reductants]

01 March 2021 8,359 1 View

Which cell line should we use to perform biological dosimetry experiments?

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What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

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01 March 2021 2,207 3 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

How to check the uv-vis absorption of nanoparticle by surface plasmon resonance?

I try to check the uv-vis absorption of Indium nanoparticle. Now I am measuring in solution, can I measure it in the form of a film?

01 March 2021 930 3 View

Vikineswary Sabaratnam

You can try methods using bacteria or fungi - actinomycetes are Gram positive bacteria but some have a filamentous form in their life cycle. Check the components in the culture filtrates

Muhammad Usman Munir

These articles will be helpful for you.

http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3700086/

http://repository.ias.ac.in/47133/