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Questions related from I Putu Tedy Indrayana
I have XRD data of ZnFe2O4 nanoparticles. I want to calculate the porosity of sample. I wanna use the equation P = 1 - (X-Ray density / Bulk density) such as represented in many papers. I am still...
03 March 2016 8,119 6 View
I found difficulties to decide which approach or equation should be used to determine the error value of crystallite size and lattice parameter that are calculated by using Scherrer's equation and...
12 December 2015 2,418 5 View
I had synthesized nanoparticles NixZn(1-x)Fe2O4. When the concentration of Ni increase than the crystalite size become smaller and the lattice parameter become larger. Thanks
11 November 2015 2,094 10 View
I am still confuse about the essential concept among annealing, calcination, and sintering. I want to optimize the structural, magnetic, and optical property of nanoparticle Mn-Zn Ferrite.
10 October 2015 2,337 2 View
Gap energy is fundamental quantity to investigate the optical properties of material. Gap energy can be obtained from Tauch plot base on UV-Vis data (transmittance v.s. wavelength). Somehow, the...
08 August 2015 4,592 15 View
In other be able to justify a sample that can be used as contrast agent in MRI, so some requirement must be taken into account, such as magnetic properties, optical properties, and relaxation time...
08 August 2015 8,464 5 View
Dear Jitendra Pal Singh I would like to determine the cation distribution of spinel ferrite nanoparticle. My material is CoFe2O4 nanoparticles. As I have read, the cation distribution can be...
01 January 1970 9,546 3 View
