Muhammad Irfan

5 Questions 6 Answers 0 Followers

Questions related from Muhammad Irfan

How to check and study the uniform distribution of Magnetic Nanoparticles in Acrylamide type polymer?

Hi everyone, The purpose is doping polymer with Magnetic Nanopariticles for making a final nanocomposite material. Is there any suggestions what is the best technique that can be used to check the...

04 October 2019 7,612 3 View

What is the difference in Mag NP's of single domain and Superparamagnetic? with heat generation point of view e.g Neel's & Brownian relaxation ?

As given in figure 3 of ref paper attached, that magnetic nanparticles of single domain and superparamagnetic type are magnetized in the same direction. My question is than what is the difference...

30 June 2018 8,189 3 View

Neel's relaxation(internal rotation of magnetic moment) & Brownian relaxation(physical rotation of magnetic Np) which more effective in heat generate?

Hi All, will be thankful for your opinion Can you please explain and summarize the idea about Neel's relaxation (internal rotation of the magnetic moment) and Brownian relaxation (physical...

16 May 2018 4,167 2 View

In hyperthermia & Drug delivery how much is heat generation dependent on size of Mag Np's if we apply same AC Magnetic field for different Np's sizes?

As in modern age, magnetic nano-particles (particularly iron oxides) are under extensive research for their possible applications in hyperthermia, Drug Delivery, etc . I will be thankful for your...

11 May 2018 1,869 4 View

Is it possible to distribute iron oxides Np's in water, I tried with tip-sonicator but nanopaticles quickly set at the bottom of container ?

I am trying to prepare a polymer nanocomposite solution, the plan is to first prepare polymer separately and separately distribute iron oxide nanoparticles (having no coating) in de-ionized water....

26 April 2018 6,524 5 View