Arash Motevalian

6 Questions 11 Answers 0 Followers

Questions related from Arash Motevalian

Could you suggest a Standard Test Method for accelerated life of an MMO (cathodic Protection) anode for Ruthenium Oxide?

Hello everyone I'm searching on a method to determine anode life which contains RuO2 (ruthenium oxide) as MMO. Based on NACE Standard TM0108-2012, the anode fails in a short period of time because...

11 November 2019 5,513 2 View

What is the relationship between the lattice parameter and the average crystal size?

A bigger ion (such as Zn(II)) was substituted with part of other ion (Co(II)) in aluminate spinel. The lattice parameter (a) consequently increased but the average crystal size (d by XRD)...

01 January 2017 6,033 0 View

How can I calculate adiabatic flame temperature?

In adiabatic flame temperature formula, the molar heat capacity of products at constant pressure has equation for each compound. Do I need to calculate the average compound? At what temperature...

12 December 2014 594 2 View

What's difference between Precipitation and Co-precipitation?

A little research tell me: In Precipitation normally insoluble compounds are precipitated. while in Co-precipitation normally soluble compounds are precipitated. precipitation can result in both...

11 November 2014 8,251 4 View

How can I obtain the quantitative measurement of enthalpy changes from DTA data?

Is there a new method to calculate the enthalpy changes by DTA data?I read this article, "Using DTA to quantitatively determine enthalpy change over a wide temperature range by the...

10 October 2014 7,287 5 View

How do i calculate FWHM from XRD patterns without necessary data?

Hi everyone I've got many type files of XRD patterns from Shimadzu XRD6000 like .ORG, .RSM, .RK1, .PKR, .RBG and .JPG but i can't open these files then i can't calculate crystal size...

09 September 2014 7,288 13 View