Silicon Based Life Forms
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Silicon Based Life Forms Peter Ballo PowerPoint PPT Presentation


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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.

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Silicon Based Life Forms Peter Ballo

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Silicon based life forms peter ballo

Silicon Based Life Forms

Peter Ballo


Silicon based life forms peter ballo

Cluster technique

Lattice constant

Bulk modulus

Cohesive energy

Vacancy formation energy

DLTS spectroscopy


Silicon based life forms peter ballo

Lattice constant

a=5.44 Å


Silicon based life forms peter ballo

Bulk modulus


Silicon based life forms peter ballo

Cohesive energy

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


Silicon based life forms peter ballo

Vacancy formation energy


Silicon based life forms peter ballo

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).


Silicon based life forms peter ballo

Korekčná funkcia v MNDO


Silicon based life forms peter ballo

Oxygen defect

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


Silicon based life forms peter ballo

A centrum H centrum


Silicon based life forms peter ballo

E(2NO)=-5.52eV

E(NO)=-2.87eV


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