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Questions related to Condensed Matter Physics
Using the Kondo model, what is kondo effect?
03 March 2016 9,326 3 View
is C40 fullerene experimentally exsist ? and what are its parameteres like band gap, binding energy?
03 March 2016 4,719 1 View
First-principles study
03 March 2016 8,732 6 View
In order to synthetize Ni nanowires, I use home-made AAO membranes, with barrier layer not-removed and aluminium substract. Many papers say they use 16 V (AC electrodeposition)... is it Vpp or Vrms?
03 March 2016 6,230 1 View
Hello everyone, Here is my problem. I'm working with Cobalt nanorods that I'm trying to align in a polymer matrix by applying an external magnetic field. In the end I would like to perform an...
03 March 2016 376 1 View
01 March 2016 6,425 1 View
Hello, I have been working with DFT (LDA and GGA), and now I need to performance some DFT+U calculations. But my problem is get U and J values. I have read lot of paper, but still and can't...
16 February 2016 8,643 10 View
How can spin glass and spin ice can be experimentally distinguished?
09 February 2016 1,679 4 View
Hi, In my static self consistent calculation I am using ISMEAR=-5 & its giving DENTET error (see attached image file) but its giving final result too. To get rid of this error, as suggested...
06 February 2016 5,554 5 View
In CASTEP and Quantum Espresso, the spilling parameter can be used as an estimate of how well the total DOS is projected onto the atomic orbitals. A small spilling parameter implies a good...
04 February 2016 336 2 View
Kroger Vink notation . Al3+( ionic radii=0.054 nm, Ni2+=0.069 nm) why and how charge compensation occurs? how oxygen molecules also generate according to this equations attached here?
02 February 2016 9,496 3 View
Hello, After convergence test and structure optimization I calculate band structure for LiMn2O4 using the procedure suggest in VASP documentation. First run self-consistent calculation with...
02 February 2016 4,831 5 View
Can anybody please help me in analysing the thickness of the thin film obtained by optical profilometer technique.
02 February 2016 893 3 View
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02 February 2016 9,626 4 View
When preparing a ternary glassy system we resort to the phase diagram of that composition to know the probable percentage of its constituent elements and to know the probable regions of the...
02 February 2016 7,307 3 View
Hello, I'm trying to get accuracy optimize structure, but the lattice constant is not consistent with experimental data. For example: I'm working with spinel LiMn2O4 (space group fd-3m:2), like...
02 February 2016 3,503 9 View
02 February 2016 3,223 5 View
02 February 2016 5,310 1 View
In the high pressure XRD, pressure versus volume data is fitted by Birch-Murnaghan equation of state (BM-EOS). The fit will yield bulk modulus (B0), derivative of bulk modulus (B0’) and volume at...
02 February 2016 7,162 4 View
As far as I know, the largest tilt angle achieved is about 30 degrees. Consider two rode-like neighboring molecules, with no-uniform charge distribution (of course, overall the molecules are...
02 February 2016 5,978 1 View
01 February 2016 8,200 1 View
01 February 2016 1,851 4 View
In case of SG or FM clusters embedded in an AFM matrix the MH loop never saturates because of the presence of strong anti ferromagnetic interaction, then how genuine exchange bias property is...
28 January 2016 9,075 17 View