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Article
Improved reproducibility of AiGalnAs laser threshold by InP substrate deoxidation under phosphorous flux
When AIGalnAs laser structures are grown by molecular beam epitaxy on InP, the substrate deoxidation procedure is found to influence the quality of the structure: the laser threshold current densities are foun...
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Chapter
Nucleation and Growth of InAs Islands on GaAs: An Optical Study
The observation, as early as 19851–3, of intense photoluminescence (PL) from small InAs clusters in GaAs grown by molecular beam epitaxy (MBE) has opened an outstanding route toward the production of device compa...
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Article
Elastic Misfit Strain Relaxation in Highly Strained InAs Dots on GaAs as Studied by Tem, AFM and VFF Atomistic Calculations
The deposition of InAs on GaAs results, above a 1.75 monolayer coverage, in the formation of dots on a residual 2D wetting layer. Atomic force microscopy (AFM) measurements show that these dots are in the quan...