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Showing papers on "Mott transition published in 1969"



Journal ArticleDOI
TL;DR: In this paper, the authors discuss Thomas-Fermi screening and Mott transition for electron shielding in heavily doped many valley semiconductors, and discuss the Mott Transition.
Abstract: Electron shielding in heavily doped many valley semiconductors, discussing Thomas-Fermi screening and Mott transition

47 citations


Journal ArticleDOI
TL;DR: In this paper, it was argued that the paramagnetism and relatively large electron heats of Cu Ni alloys are understandable if the d electrons of Ni are described by resonant bound states.

9 citations


Journal ArticleDOI
TL;DR: In this article, the authors considered a narrow non-degenerate energy band subject to weak intra-atomic correlation forces and with nonvanishing transfer integrals only between nearest neighbours.

6 citations


Patent
21 Oct 1969
TL;DR: In this article, an OPTICAL SHUTTER which is used to modify a LASER or MASER or SIMILAR DEVICE is shown, and it includes a POLYCONDUCTING DEVICE HAVING A NORMALLY TRANSLUCENT MEMBER and a METALLIC OXIDE OR METALLic SALT DIPOSED thereupon.
Abstract: AN OPTICAL SHUTTER WHICH IS ADAPTED TO MODULATE A LASER OR MASER OR SIMILAR DEVICE IS SHOWN. THE SHUTTER INCLUDES A POLYCONDUCTING DEVICE HAVING A NORMALLY TRANSLUCENT MEMBER AND A METALLIC OXIDE OR METALLIC SALT DIPOSED THEREUPON. THE METALLIC OXIDE OR SALT IS ADAPTED TO UNDERGO A MOTT TRANSITION UPON APPLICATION OF AN IMPRESSED EMF BY INTERNAL HEATING AND IS TRANSLUCENT BELOW THE MOTT TRANSITION POINT BUT IS REFLECTIVE ABOVE THIS POINT. A SIGNAL GENERATION DEVICE IS COUPLED TO THE METALLIC OXIDE OR SALT AND THE SINGLE PRODUCED IS DESIGNED TO BRING THE METALLIC OXIDE OR SALT TO OPPOSITE SIDES OF THE MOTT TRANSITION POINT.

5 citations


Journal ArticleDOI
A.P. Klein1
TL;DR: In this article, a simple theory of the metal-insulator transition is proposed based on the Hubbard model of narrow-band metals, based on which a simple model for metal insulator transition was proposed.

2 citations