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...

31 December 2015 8,026 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...

07 August 2015 4,381 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...

03 April 2015 8,234 8 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...

11 December 2014 8,326 9 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...

10 November 2014 280 11 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.

10 November 2014 8,905 3 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...

10 November 2014 8,374 10 View

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

07 August 2014 3,385 15 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...

07 August 2014 963 1 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...

06 July 2014 6,795 5 View

Which is the most efficient etching solution for nickel based alloys?

Which solution reveals the microstructure and features of nickel-based alloys?

02 March 2021 2,221 3 View

What is the indication of the absence of peaks in Methanol electrooxidation CV curves ?

I have several question regarding the MOR; hope anyone help me better understand. 1- in CV using (KOH+MEOH) what is the indication of absence of the redox peaks? shouldn't they exist as a sign...

28 February 2021 4,851 8 View

How to determine solutionizing time for cast Al alloys?

For wrought alloys soaking time at solutionizing temperature is determined by thickness .Do we have such standards for cast Al alloys

23 February 2021 8,839 3 View

Have anyone checked before Cyclic voltammograms of intial ITO substrate and E-teck?

As a beginner in electrochemistry, I tried to obtain cyclic voltamograms of commercial anatase powder deposited on an ITO substrate or on Eteck. After several attempts, I noticed that my cyclic...

23 February 2021 3,175 3 View

Physical-chemical formation of stalactites/stalagmites. what promotes the formation/growth of these structures?

I know, or think I do, the basic idea behind these natural structures, as from what I know they form due to water dripping from the top leaving a salt deposit behind. But started to wonder about...

22 February 2021 1,400 4 View

Is there an ideal incubation time of RGO-modified SPCE before subsequent use, i.e., electrochemical characterization or further modification?

I notice that upon washing and air-drying of my RGO/SPCE surface and characterizing again via DPV, the current response towards ferricyanide probe significantly decreases. My worry is that the...

22 February 2021 5,324 3 View

Which thermal conductivity test recommended for Ag-Cu nanofluid?

I have prepared Ag-Cu alloy with polymer coating upon it.... how can I measure thermal conductivity of it ?

22 February 2021 5,915 3 View

How to generate AA6061 alloy or any aluminium alloy crystal in material studio?

I need to carry out molecular dynamics simulation on Aluminium alloy. For this i need the crystal structure that which could be further replicated to form a structure.

22 February 2021 1,410 1 View

How can I measure the thickness of thin layers deposited on textured glass susbtrates?

I want to measure the thickness of aluminum oxide and titanium oxide layers deposited on textured glass substates. The layer thicknesses are typically below 100nm.

21 February 2021 5,465 4 View

What is the best etching method for Mg-Ca alloy?

I have used Picral etchant (4.2 g Picric acid, 10 mL Acetic acid, 70 mL Ethanol, 10 mL distilled water) but it didn't work. Is there any alternative?

21 February 2021 2,558 5 View