Farid Movassagh-Alanagh

10 Questions 28 Answers 0 Followers

Questions related from Farid Movassagh-Alanagh

Can anodizing of stainless steel 304 make its surface non-electrical conductive?

Anodizing of SS304 creates a thick oxide layer on that. Is this layer non-electrical conductive? What thickness should be obtained in order to make the surface non-electrical conductive?

02 January 2021 3,672 4 View

What is an appropriate solution for simultaneously etching nickel and 420 martensitic stainless steel?

I would like to etch a sample made of nickel and 420 martensitic stainless steel. What is the best solution and immersing time for this purpose? In the case of electroetching, what solution,...

07 February 2020 5,912 4 View

What is the reason of using a normal load of 67.5N to evaluate the wear resistance of biomedical implants against UHMWPE?

To evaluate the wear resistance of coated biomedical implants pin-on-disk wear tests with applying a normal load of 67.5N which corresponds to a pressure in the contact zone of 0.88 MPa using a...

26 May 2017 798 2 View

Does any one know the price of XPS analysis in US?

How does it calculate? based on the time of testing or the number of samples?

10 March 2017 7,381 1 View

What is the main output data of a vector network analyzer (VNA) device?

can a VNA device directly measure the microwave reflection loss (RL) of a material without measuring the S11 and S21 parameters?

04 August 2016 9,706 4 View

What are the limitations of XRF analyses of coatings?

I have synthesized a thin ceramic coating with a thickness range about 8-10 microns. I need to have an elemental analyse of this coating. Can I use XRF for this purpose? is there any other method?

17 June 2016 755 2 View

What is the measuring method of young's modulus by micro Vickers hardness test?

unfortunately nano-indentation or scratch test systems are not available so I must measure the hardness of my ceramic coating by other techniques.

25 April 2016 2,272 4 View

Is there any use of Au (gold) in integrated circuits?

which metals are using in ICs today?

19 April 2016 8,653 5 View

Which one of Linear electric generators or DC rotary generators have more output?

I can use both of these electric generators because of importance of efficiency in power generating i don't know which type is better. the dimensions and working conditions are similar.

02 April 2016 4,168 5 View

Is there any formula to determine the Young's modulus of nanocomposite coatings?

I know this equation Et=EaXa+Em(1-Xa) where, Et is the total E, Ea is the youngs modulus of added phase, Xa is the weight ratio of added phase and Em is the youngs modulus of matrix phase, but I...

25 March 2016 9,107 7 View