Ouadah Amina

5 Questions 4 Answers 0 Followers

Questions related from Ouadah Amina

How can we calculate the resilience value using the average absorbed energy in charpy test (notched spicimen) ?

We need an excate formula. thank you

16 August 2023 2,165 1 View

What is the right explanation for Raman fringing in a spectra ?

how can we explain the presence of fringing in a Raman's Spectra ? is it normal in inorganic fillers like graphene oxide and its derivatives ? in modified inorganic fillers ?

07 December 2017 3,027 3 View

How can I calaculate the degree of polymerization refering to the elemental analysis ?

How can I calculate de degree of polymerization from the elemental analysis in the case of copolyerisation of 2 types of polymers when one of them has azote and the second one doesnt ?

02 October 2016 6,887 2 View

What are solvents for polyphenylene oxide PPO and what solvent can be a commun one with vinylimidazolium ?

except chloroform and toluene, which chemmical can siddolve PPO and the same one can dissolve vinylimidazolium ?

31 August 2016 551 4 View

How can we choose the right antisolvent to precipitate our product from the solvent after reaction?

what are the creteria to determine the good antisolvant to can precipitate a product from the solvent after reaction

03 December 2015 5,717 3 View