Bakhtyar K. Aziz

11 Questions 22 Answers 0 Followers

Questions related from Bakhtyar K. Aziz

How MgO nanoparticles get the ability to act as a photocatalyst?

MgO has a high energy band gap (7.1 eV) and is supposed to not be capable of acting as a photocatalyst. So how does this happen??

29 October 2021 4,695 3 View

What software is suitable for proton therapy studies??

Proton therapy is used for cancer tumor treatment. What software are used and which is best?? are there any free software?

05 September 2021 1,979 7 View

What is (response surface graph)?

For optimization of reaction conditions, most of the time we have several factors to take care of, like pH, temp, initial conc., ionic strength... etc. How we can express in a professional way our...

28 May 2020 3,244 3 View

For a hydrothermal autoclave, can we use a glass container instead of the teflon?

To increase the temperature of the autoclave higher than 160 or 200 C, we need thermally stable materials as the reaction container. So what kind of materials can be used??

18 May 2020 9,083 7 View

Can we control the pressure of a hydrothermal autoclave at a constant temperature ?

It is known that the pressure is controlled via the control of the temperature of the autoclave because it is determined by the vapour pressure of the water. But what if we want to change the...

18 May 2020 9,520 1 View

What is the best technique to be used for particle size distribution analysis for nano- to micro particles?

One of the characterizations of synthesized nano-particles is particles size distribution. But what method or technique is the best ??

14 January 2018 6,195 6 View

What is the meaning of negative activation energy for adsorption process??

Adsorption of methyl orange onto 1- Acid activated clay and 2- Al13-Pillared clay were performed separately. The pillared clay showed higher adsorption capacity but negative activation energy,...

18 October 2017 666 8 View

Any one knows about how to use gas adsorption analyzer ( Autosorb iQ-C ) ?

I'm working on surface area determination and also complete isotherm for gas adsorption on natural clay and modified clay. But the results ( the points ) did not complete and remained at the last...

07 July 2017 4,510 7 View

Could we use UV light for photo-degradation of any organic compound ?

It is known that UV is used for photo degradation of some organic compounds , but the question is .... can we use it for photo degradation of all organic compounds ?or there is some conditions to...

22 March 2015 7,170 11 View

The internal energy change for isothermal processes is zero. But for the vaporization of liquid (which is an isothermal process) it is not zero.

The internal energy change for isothermal processes is known to be equal to zero. But in the case of liquid vaporization (e.g. liquid water to steam) (boiling at constant temperature), the...

01 January 1970 8,036 4 View

Why some Cr(III) complexes have labile reactions ??

As it is known, Chromium trivalent has d3 electronic configurations which make its reactions to take place with slow rates ( Inert kinetics) But GTF which is a Cr(III) complex, activates insulin...

01 January 1970 7,867 7 View