Silicon Based Life Forms
Sponsored Links
This presentation is the property of its rightful owner.
1 / 21

Silicon Based Life Forms Peter Ballo PowerPoint PPT Presentation


  • 80 Views
  • Uploaded on
  • Presentation posted in: General

Silicon Based Life Forms Peter Ballo. Cluster technique. Lattice constant. Bulk modulus. Cohesive energy. Vacancy formation energy. DLTS spectroscopy. Lattice constant. a=5.44 Å. Bulk modulus. Cohesive energy.

Download Presentation

Silicon Based Life Forms Peter Ballo

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


Silicon Based Life Forms

Peter Ballo


Cluster technique

Lattice constant

Bulk modulus

Cohesive energy

Vacancy formation energy

DLTS spectroscopy


Lattice constant

a=5.44 Å


Bulk modulus


Cohesive energy

Ecoh=-(Total energy of one free atom – Total energy of cluster/Number of atoms)


Vacancy formation energy


Summary

(a) Pesola, J.von Boehm, T.Mattila, and R.M.Nieminen, Phys.Rev.B 60,11 449 (1998).

(b) X.-P. Li, D.M.Ceperley, and R.M.Martin, Phys.Rev.B 44, 10 929 (1991).

(c) S.J.Clark and G.J.Ackland, Phys.Rev.B 48, 10 899 (1993).

(d) Ch. Kittel, Introduction to Solid State Physics (Wiley, New York, 1996).


Korekčná funkcia v MNDO


Oxygen defect

P.Ballo and L.Harmatha, Phys.Rev.B 68, 153201 (2003).


A centrum H centrum


E(2NO)=-5.52eV

E(NO)=-2.87eV


  • Login