Semiconductor Culture
Semiconductor Culture
Semiconductor Culture
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C. Bulutay <strong>Semiconductor</strong> Electronic & Optical Processes<br />
Lecture 1<br />
History of <strong>Semiconductor</strong> Physics (cont’d)<br />
1980’s: Thanks to MBE, clean se/c samples; fundamental discoveries follow<br />
Weak localization and the rise of the mesoscopic physics<br />
Low-dimensional heterostructures (quantum wells & wires)<br />
1980: von Klitzing discovered QHE in pure MOSFETs (at mK); resistance standard<br />
1982: Tsui & Strömer discovered FQHE using very pure GaAs samples<br />
1987: Conductance quantization in quantum point contacts (Cambridge & Delft groups); Coulomb<br />
blockade<br />
1990’s: More advances in growth…<br />
Growth of Group-III Nitrides – Nakamura (1989-93)<br />
Synthesis of Carbon nanotubes – Ijima et al. (1991)<br />
Growth of Dilute Nitrides – Kondow et al.(1994)<br />
Growth of Self assembled quantum dots – Several groups (such as P. Petroff of UCSB)<br />
2000’s: The rise and rise of se/c physics…<br />
Silicon photonics – Pavesi<br />
Se/c quantum electrodynamics<br />
Quantum computing utilizing se/c QDs<br />
Spintronics – Spin Hall Effect experimentally demonstrated by UCSB group in 2004<br />
Molecular electronics & organic se/c<br />
Japanese Experimental<br />
Breakthrough
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