Aimen Zeiny

10 Questions 22 Answers 0 Followers

Questions related from Aimen Zeiny

Why does disolving salt in water reduce its thermal capacity and conductivity?

How can the ions of the dissolved salt in water affect the thermal capacity and conductivity? What is the mechanism behind that? Many thanks in advance.

07 July 2017 2,474 4 View

Does every nanofluid, solution, ionic liquid, or liquid has its unique radiation absorption?

It is well known that the peak absorption of gold nanofluids is at ~520nm wavelength (depends on the nanoparticle's size). Can another nanofluid (or other liquid, ionic liquid or a solution) have...

01 January 2017 6,284 4 View

What is the scientific interpretation of light reflection?

Why does light reflect from mirror-like surfaces? And is there a reflection of light when the light passes through a nanofluids? and Why?

11 November 2015 2,459 3 View

Is it possible that adding nanoparticles to a liquid decreases the viscosity?

I am wondering if adding nanoparticles to liquids can reduce the viscosity? And is there a certain type of nanoparticles having this ability? Thank you in advance.

08 August 2015 7,689 12 View

Is there a mathematical model to convert the electromagnetic field obtained by solving Maxwell's equations into heat (or temperature distribution)?

Hi, I am trying to simulate the heat generated by gold nanoparticles excited by light. I have found some researchers solve this problem by solving Maxwell's equation and the results are the...

04 April 2015 3,520 8 View

Can one suggest a way or method to measure (or calculate) the amount of ammonia gas generated in the absorption refrigeration system?

Thank you very much in advance. I am trying to design an experiment to measure the amount of NH3 (gas) which is generated in the generator from the binary-fluid (NH3-water) in the refrigeration...

02 February 2015 657 6 View

What is the difference between the 'modulus of elasticity in tension' and 'Young's modulus'?

Recently, I have read a book and I have found these two terms: modulus of elasticity in tension and Young's modulus. For example, for a gasket material, the modulus of elasticity in tension is 2...

10 October 2014 5,044 12 View

Thanks a lot in advance. Can one suggest a topic for a PhD study?

I am a Mechanical Engineer and I am very interested in CFD utilization in solving problems and optimizing systems. I am interested in clean power generation. Also, I am very interested in...

03 March 2014 2,945 1 View

What are the challenges facing PEM fuel cell Technology that could be overcome by Fluent, CFX or Comsol?

What are the new trends of using CFD to solve the Mechanical issues within PEM fuel cell Technology?

02 February 2014 9,095 1 View

What are the Mechanical issues within PEM fuel cells?

Thanks in advance.

02 February 2014 1,747 4 View