Quantum efficiency in complex systems: 1 Biomolecular systems
Saved in:
| Format: | Book |
|---|---|
| Language: | English |
| Published: |
Amsterdam [u.a.]
Elsevier [u.a.]
2010
|
| Edition: | 1. ed. |
| Series: | Semiconductors and semimetals
83 |
| Online Access: | Inhaltsverzeichnis Inhaltsverzeichnis |
| Physical Description: | X, 123 S., [2] Bl. Ill., graph. Darst. |
| ISBN: | 9780123750426 |
Staff View
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| 245 | 1 | 0 | |a Quantum efficiency in complex systems |n 1 |p Biomolecular systems |c [ed. by] Eicke R. Weber ; Michael Thorwart ; Uli Würfel |
| 250 | |a 1. ed. | ||
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Record in the Search Index
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| adam_text | Titel: Bd. 1. Quantum efficiency in complex systems. Biomolecular systems
Autor:
Jahr: 2010
Foreword vii
List of Contributors ix
Chapter 1 Transport and Entanglement 1
1. Coherent Transport in Disordered Systems 4
1.1. Model Hamiltonian 4
1.2. Path amplitudes 6
1.3. Weak localization 7
1.4. Anderson localization 9
1.5. Fluctuations 11
2. Many-Body Coherence and Entanglement 13
2.1. Basic concepts 13
2.2. Tools to characterize entanglement 17
3. Fast and Efficient Transport in Molecular Networks 23
3.1. Model and definition of the transfer efficiency 23
3.2. Optimal configurations 26
3.3. Impact of decoherence 28
3.4. Transport and entanglement 29
4. Conclusions 32
Appendix 34
A. Tangles 34
References 36
Chapter 2 Quantum Coherence and Entanglement in Photosynthetic
Light-Harvesting Complexes 39
1. Excitonic Energy Transfer in Photosynthetic Light-Harvesting Complexes 40
1.1. Transport - incoherent hopping 41
1.2. Signatures of quantum coherence 44
1.3. Perspectives by quantum dynamics 45
2. Bath-Sustained Quantum Coherence in a Single Exciton Pair 45
2.1. Model for a single chromophore pair 46
2.2. Population dynamics of a single chromophore pair 48
2.3. Environmental fluctuation spectra 48
2.4. Conclusion for a single chromophore pair 50
3. Bath-Sustained Quantum Entanglement of Two Chromophore Pairs 50
3.1. Model for two coupled chromophore pairs 50
3.2. Entanglement of two chromophore pairs 52
3.3. Conclusions 56
VI Contents
4. Role of Spatial Correlations 56
4.1. Correlated environmental fluctuations at different sites 57
4.2. Spatial environmental correlations in a single chromophore pair 60
4.3. Spatial environmental correlations for two chromophore pairs 62
4.4. Discussion and conclusions 66
5. Conclusions 67
Appendices 69
A. Comparison of the donor-acceptor model with the spin-boson model 69
B. Details of the used method 70
References 73
Chapter 3 Sunlight, Purple Bacteria, and Quantum Mechanics:
How Purple Bacteria Harness Quantum Mechanics
for Efficient Light Harvesting 77
1. Introduction 77
2. The Light-Harvesting Apparatus of Purple Bacteria 80
3. Frenkel Excitons 84
4. Linear versus Cyclic Aggregate: A Comparison 87
5. The B850 Assembly of LH2 as a Quantum Aggregate of Molecules 89
6. Can We Learn from Nature how to Synthesise Artificial Light-Harvesting
Molecules? 92
Acknowledgments 93
References 93
Index 95
Contents of Volumes in this Series 99
Titel: Bd. 1. Quantum efficiency in complex systems. Biomolecular systems
Autor:
Jahr: 2010
Foreword vii
List of Contributors ix
Chapter 1 Transport and Entanglement 1
1. Coherent Transport in Disordered Systems 4
1.1. Model Hamiltonian 4
1.2. Path amplitudes 6
1.3. Weak localization 7
1.4. Anderson localization 9
1.5. Fluctuations 11
2. Many-Body Coherence and Entanglement 13
2.1. Basic concepts 13
2.2. Tools to characterize entanglement 17
3. Fast and Efficient Transport in Molecular Networks 23
3.1. Model and definition of the transfer efficiency 23
3.2. Optimal configurations 26
3.3. Impact of decoherence 28
3.4. Transport and entanglement 29
4. Conclusions 32
Appendix 34
A. Tangles 34
References 36
Chapter 2 Quantum Coherence and Entanglement in Photosynthetic
Light-Harvesting Complexes 39
1. Excitonic Energy Transfer in Photosynthetic Light-Harvesting Complexes 40
1.1. Transport - incoherent hopping 41
1.2. Signatures of quantum coherence 44
1.3. Perspectives by quantum dynamics 45
2. Bath-Sustained Quantum Coherence in a Single Exciton Pair 45
2.1. Model for a single chromophore pair 46
2.2. Population dynamics of a single chromophore pair 48
2.3. Environmental fluctuation spectra 48
2.4. Conclusion for a single chromophore pair 50
3. Bath-Sustained Quantum Entanglement of Two Chromophore Pairs 50
3.1. Model for two coupled chromophore pairs 50
3.2. Entanglement of two chromophore pairs 52
3.3. Conclusions 56
VI Contents
4. Role of Spatial Correlations 56
4.1. Correlated environmental fluctuations at different sites 57
4.2. Spatial environmental correlations in a single chromophore pair 60
4.3. Spatial environmental correlations for two chromophore pairs 62
4.4. Discussion and conclusions 66
5. Conclusions 67
Appendices 69
A. Comparison of the donor-acceptor model with the spin-boson model 69
B. Details of the used method 70
References 73
Chapter 3 Sunlight, Purple Bacteria, and Quantum Mechanics:
How Purple Bacteria Harness Quantum Mechanics
for Efficient Light Harvesting 77
1. Introduction 77
2. The Light-Harvesting Apparatus of Purple Bacteria 80
3. Frenkel Excitons 84
4. Linear versus Cyclic Aggregate: A Comparison 87
5. The B850 Assembly of LH2 as a Quantum Aggregate of Molecules 89
6. Can We Learn from Nature how to Synthesise Artificial Light-Harvesting
Molecules? 92
Acknowledgments 93
References 93
Index 95
Contents of Volumes in this Series 99
|
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| id | DE-604.BV036966328 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T22:51:43Z |
| institution | BVB |
| isbn | 9780123750426 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-020881123 |
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| physical | X, 123 S., [2] Bl. Ill., graph. Darst. |
| publishDate | 2010 |
| publishDateSearch | 2010 |
| publishDateSort | 2010 |
| publisher | Elsevier [u.a.] |
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| series | Semiconductors and semimetals |
| series2 | Semiconductors and semimetals |
| spelling | Quantum efficiency in complex systems 1 Biomolecular systems [ed. by] Eicke R. Weber ; Michael Thorwart ; Uli Würfel 1. ed. Amsterdam [u.a.] Elsevier [u.a.] 2010 X, 123 S., [2] Bl. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Semiconductors and semimetals 83 Semiconductors and semimetals ... Weber, Eicke 1949- Sonstige (DE-588)108912833 oth Thorwart, Michael Sonstige oth Würfel, Uli 1971- Sonstige (DE-588)1111111650 oth (DE-604)BV036956362 1 Semiconductors and semimetals 83 (DE-604)BV002590004 83 HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020881123&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020881123&sequence=000004&line_number=0002&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Quantum efficiency in complex systems Semiconductors and semimetals |
| title | Quantum efficiency in complex systems |
| title_auth | Quantum efficiency in complex systems |
| title_exact_search | Quantum efficiency in complex systems |
| title_full | Quantum efficiency in complex systems 1 Biomolecular systems [ed. by] Eicke R. Weber ; Michael Thorwart ; Uli Würfel |
| title_fullStr | Quantum efficiency in complex systems 1 Biomolecular systems [ed. by] Eicke R. Weber ; Michael Thorwart ; Uli Würfel |
| title_full_unstemmed | Quantum efficiency in complex systems 1 Biomolecular systems [ed. by] Eicke R. Weber ; Michael Thorwart ; Uli Würfel |
| title_short | Quantum efficiency in complex systems |
| title_sort | quantum efficiency in complex systems biomolecular systems |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020881123&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020881123&sequence=000004&line_number=0002&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV036956362 (DE-604)BV002590004 |
| work_keys_str_mv | AT webereicke quantumefficiencyincomplexsystems1 AT thorwartmichael quantumefficiencyincomplexsystems1 AT wurfeluli quantumefficiencyincomplexsystems1 |
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