EPSRC Reference: |
GR/K09700/01 |
Title: |
MONTE CARLO SIMULATION OF SINGLE CARRIER RELAXATION RATES AND EXCITON DYNAMICS IN QUANTUM WELL STRUCTURES |
Principal Investigator: |
Hagston, Professor W |
Other Investigators: |
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Researcher Co-Investigators: |
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Project Partners: |
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Department: |
Physics |
Organisation: |
University of Hull |
Scheme: |
Standard Research (Pre-FEC) |
Starts: |
01 November 1994 |
Ends: |
31 October 1997 |
Value (£): |
25,109
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EPSRC Research Topic Classifications: |
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EPSRC Industrial Sector Classifications: |
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Related Grants: |
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Panel History: |
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Summary on Grant Application Form |
A numerical study will be made of the surface topology of a 2D quantum well interface on the assumption that the fluctuations are random in position; of variable length scale in the x - y plane of the well but restricted in the growth (i.e. z-) direction to value less than or of the order of the width of the well. The mapping of two such surfaces on either side of the well will enable numerical modelling of both single carrier and exciton relaxation as a function of temperature, whilst making allowance for phonon scattering, carrier-carrier scattering, exciton-exciton scattering and surface roughnoess scattering. This will enable detailed dynamical studies of carrier relaxation phenomena and the effects of single particle screening and Pauli exclusion effects to be modelled. The results will be compared with many-body theory predictions. Similarly modelling of device structures and dynamical magnetic polaron formation will be carried out.
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Key Findings |
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Potential use in non-academic contexts |
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Impacts |
Description |
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Summary |
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Date Materialised |
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Sectors submitted by the Researcher |
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Project URL: |
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Further Information: |
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Organisation Website: |
http://www.hull.ac.uk |