Atomic-plane-thick reconstruction across the interface during heteroepitaxial bonding of InP-clad quantum wells on silicon
Author(s) -
A. Talneau,
Christophe Roblin,
A. Itawi,
O. Mauguin,
L. Largeau,
G. Beaudouin,
I. Sagnes,
G. Patriarche,
Chengxin Pang,
H. Benisty
Publication year - 2013
Publication title -
applied physics letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.182
H-Index - 442
eISSN - 1077-3118
pISSN - 0003-6951
DOI - 10.1063/1.4807890
Subject(s) - materials science , oxide , optoelectronics , quantum well , silicon , wire bonding , epitaxy , luminescence , direct bonding , plane (geometry) , optics , nanotechnology , metallurgy , layer (electronics) , laser , electrical engineering , chip , physics , geometry , mathematics , engineering
International audienceAn oxide-free heteroepitaxial bonding of InP-clad GaInAs quantum wells on Si showing an atomicplane-thick reconstruction across the InP-Si interface and no degradation of the quantum wellsluminescence is demonstrated. Several InP surface preparation procedures have been investigated toensure an oxide-free bonding. Such a bonding procedure without oxide or metal mediation allowsembedding very-high-index-contrast nanostructuration within optic and optoelectronic integrateddevices, thus enabling tailored designs enhancing dedicated optical functions. Heteroepitaxialbonding is also similarly obtained on nanopatterned Si surface.V
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