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Questions related from Murat Sertkol
My aim is to get rid of impurity phases and obtain a single phase alloy. Are there any technic(s) to avoid the formation of oxide materials in sample?
15 April 2015 9,979 9 View
Assume that you made an XRD measurement and observed two types of profile that fits to your experimental pattern. What is the criteria for second or third phases to mark them as "impurity" or a...
21 November 2014 3,954 4 View
I wonder if output power of an X-Ray diffractometer can be adjusted. For Raman measurement it is possible. What about XRD? Does it change the penetration dept (if any) in a thin film?
04 November 2014 7,761 10 View
I wonder how octahedral and tetrahedral site preferences occur in a AB2O4 spinel? Does it change for inverse or normal spinels? Can I calculate by hand? What is/are the key parameter(s) for...
30 October 2014 1,867 10 View
Knight shift is an NMR quantity that consist of two components, K =Kspin+Korb.What do these terms mean? Do they have temperature dependence? Can I observe both components of K at low temperatures?
01 October 2014 9,340 5 View
Is it regular to see in long range order materials, crystals? Do they result symmetry changes?
25 September 2014 8,799 9 View
Consider a liquid helium dewar. I have a hand-made cryostat and it fits exactly to the dewar. Cryostat is glass and it consists a vacuum jacket. When I put sample holder inside cryostat, sometimes...
25 September 2014 1,807 3 View
I have a magnet and I wonder what can I do at room temperature.
04 August 2014 8,404 9 View
I know it is superconductive because it has a Meissner Effect. It is possible to estimate critical fields and determine J in the order of 108 A/cm2 ? Does the attached article help me?
20 July 2014 6,511 15 View