Yasser Abdelrhman

12 Questions 29 Answers 0 Followers

Questions related from Yasser Abdelrhman

After the aging heat treatment at 400 C for a Ti-alloy with high content of beta stabilizer elements, I can not detect w phase, and I do not know why?

Arc melted Ti-alloy consists high content of Mo and Fe alloying elements, was subjected to solution treatment at 900 c, followed by ice water quenched then followed by an aging treatment for 3 hrs...

01 January 2016 8,090 3 View

Current price of metals, Is there any subscriber can help me to find the price of few elements?

http://www.metalprices.com/ http://www.metalbulletin.com/#axzz3jdRBzjBB http://www.fastmarkets.com/ All the previous sites can guide you about the current price and historical prices for any...

08 August 2015 4,448 0 View

Can I use Ag as counter electrode instead of Pt. in the anodization process of titanium alloys in the present of H2SO4 as an electrolyte?

I have an alloy from titanium and I want to use the Ag as a counter electrode because the unavailability of Pt electrode in my Lab. I will use one of these electrolytes: (0.15M NH4F + H2SO4) OR...

04 April 2015 8,296 8 View

Can I use Ag as counter electrode instead of Pt. in the anodization process of titanium alloys?

I have an alloy from titanium and I want to use the Ag as a counter electrode because the unavailability of Pt electrode in my Lab. Maybe I use these electrolytes: (0.15M NH4F + H2SO4) OR (1M...

04 April 2015 5,219 5 View

How can I draw the impedance data taken in account the area of the working electrode?

The obtained data from the potentiostat, which I use (Versastat 4, Princeton research applied), doesn't consider the area of the W.E., (see the sample of my result in the attached image). What is...

12 December 2014 8,390 9 View

Would anybody please help me to draw two different groups of data using Double Y-axis option in Origin?

Origin software helps me to draw double Y-axis plots, Which means I can draw 2 different Y-axis with common X-axis (see graph 1). My question, if I want to draw two different groups (3 curves...

11 November 2014 8,432 10 View

How can I determine the atomic weight of a composition?

My composition is (Ti-5Mo-9Fe) and another series, and I want to determine the corrosion rate. So, I need the exact atomic weight.

11 November 2014 8,983 3 View

Should I use a fresh solution to perform Impedance tests along interval times or using the old solution which the specimen is immersed?

I perform the impedance test at interval times, 24 h, 150 h and 300 h. Between these tests the specimens are immersed in the solution (Ringer's solution) To perform the impedance, Should I use...

11 November 2014 340 11 View

Is there any site provide the impact factor for journals (reliable journals)?

Nowadays, a lot of fake organizations ask me to publish my paper through it by paying money. and the revision process doesn't pass more than one week and all papers are accepted, I don't trust in...

08 August 2014 1,023 1 View

How can I find the announcements about conferences?, Is there any site conclude these announcements?

If I have a paper in specific field and I want to publish it in a good conference, how can I search about these conference Where, When, Acceptance ratio,....

08 August 2014 3,447 15 View

How can I determine the amount of released ions from a metal that is immersed in solution?

I am working on the corrosion of titanium alloys especially "Potentiodynamic test"- in Ringer's Solution. My alloy composition is Ti-6Al-4V, and I want to determine the number of released ions -in...

07 July 2014 6,894 5 View

Does epoxy mounting show any peaks in XRD examination?

I have very small Ti specimens, and I want to use epoxy mounting directly in the chamber of XRD, but I am afraid that this addition of material will affect the output XRD peaks. May I first...

06 June 2014 4,962 5 View