51
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Zhong Q, Castleman AW. An ultrafast glimpse of cluster solvation effects on reaction dynamics. Chem Rev 2000; 100:4039-58. [PMID: 11749339 DOI: 10.1021/cr990056f] [Citation(s) in RCA: 56] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Affiliation(s)
- Q Zhong
- Departments of Chemistry and Physics, The Pennsylvania State University, University Park, Pennsylvania 16802
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52
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Zewail A. Femtochemie: Studium der Dynamik der chemischen Bindung auf atomarer Skala mit Hilfe ultrakurzer Laserpulse (Nobel-Aufsatz). Angew Chem Int Ed Engl 2000. [DOI: 10.1002/1521-3757(20000804)112:15<2688::aid-ange2688>3.0.co;2-2] [Citation(s) in RCA: 41] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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53
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Martínez-Haya B, Aoiz FJ, Bañares L, Quintana P, Verdasco E. Photodissociation of CD3SCD3 on the First Absorption Band: Translational and Internal Energy Transfer to the CD3 Fragment Studied by Resonant Multiphoton Ionization and Time-of-Flight Spectrometry. J Phys Chem A 2000. [DOI: 10.1021/jp001064z] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/19/2023]
Affiliation(s)
- Bruno Martínez-Haya
- Departamento de Química Física I, Facultad de Química, Universidad Complutense, 28040 Madrid, Spain, and Departamento de Ciencias Ambientales, Universidad Pablo de Olavide, 41013 Sevilla, Spain
| | - F. J. Aoiz
- Departamento de Química Física I and CAI de Espectroscopía, Facultad de Química, Universidad Complutense, 28040 Madrid, Spain
| | - Luis Bañares
- Departamento de Química Física I and CAI de Espectroscopía, Facultad de Química, Universidad Complutense, 28040 Madrid, Spain
| | - Pablo Quintana
- Departamento de Química Física I and CAI de Espectroscopía, Facultad de Química, Universidad Complutense, 28040 Madrid, Spain
| | - Enrique Verdasco
- Departamento de Química Física I and CAI de Espectroscopía, Facultad de Química, Universidad Complutense, 28040 Madrid, Spain
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54
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Affiliation(s)
- Ahmed H. Zewail
- Arthur Amos Noyes Laboratory of Chemical Physics, Laboratory for Molecular Sciences, California Institute of Technology, Pasadena, California 91125
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55
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Casero JJ, Joens JA. Thermochemistry of Gas-Phase Molecular Complexes of Fluorobenzene and Toluene with Oxygen. J Phys Chem A 1999. [DOI: 10.1021/jp9908348] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Juan J. Casero
- Department Of Chemistry, Florida International University, Miami, Florida 33199
| | - Jeffrey A. Joens
- Department Of Chemistry, Florida International University, Miami, Florida 33199
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56
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Davies JA, LeClaire JE, Continetti RE, Hayden CC. Femtosecond time-resolved photoelectron–photoion coincidence imaging studies of dissociation dynamics. J Chem Phys 1999. [DOI: 10.1063/1.479248] [Citation(s) in RCA: 180] [Impact Index Per Article: 7.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022] Open
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57
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Castleman AW, Zhong Q, Hurley SM. Femtochemistry uncovers the nature of electron transfer reactions. Proc Natl Acad Sci U S A 1999; 96:4219-20. [PMID: 10200240 PMCID: PMC33555 DOI: 10.1073/pnas.96.8.4219] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Affiliation(s)
- A W Castleman
- Department of Chemistry, Pennsylvania State University, University Park, PA 16802, USA
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58
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Holstein WL, Hayes LJ, Robinson EMC, Laurence GS, Buntine MA. Aspects of Electrokinetic Charging in Liquid Microjets. J Phys Chem B 1999. [DOI: 10.1021/jp984336v] [Citation(s) in RCA: 30] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Wendy L. Holstein
- Department of Chemistry, The University of Adelaide, South Australia 5005, Australia
| | - Laurel J. Hayes
- Department of Chemistry, The University of Adelaide, South Australia 5005, Australia
| | - Ella M. C. Robinson
- Department of Chemistry, The University of Adelaide, South Australia 5005, Australia
| | - Gerald S. Laurence
- Department of Chemistry, The University of Adelaide, South Australia 5005, Australia
| | - Mark A. Buntine
- Department of Chemistry, The University of Adelaide, South Australia 5005, Australia
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59
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Zhong D, Zewail AH. Femtosecond dynamics of dative bonding: concepts of reversible and dissociative electron transfer reactions. Proc Natl Acad Sci U S A 1999; 96:2602-7. [PMID: 10077556 PMCID: PMC15814 DOI: 10.1073/pnas.96.6.2602] [Citation(s) in RCA: 26] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
With fs time, speed, and angular resolution of the elementary steps in electron transfer reactions, we report direct observation of reversible and dissociative processes for dative bonding involving covalent and ionic characters. For bimolecular reactions of various donors and acceptors we find strong correlation between the structure and the dynamics. The dynamics from the transition state to final products involve two elementary processes, with different reaction times, speed, and angular distributions. For example, for the R2S.I2 (R = C2H5) system, it is shown that after charge separation, the reversible electron transfer occurs in less than 150 fs (fastest trajectory) and is followed by the rupture of the I-I bond with the release of the first I-atom in 510 fs. However, the second process of the remaining and trapped I-atom takes 1.15 ps with its speed (500 m/s) being much smaller than the first one (1,030 m/s). The S-I-I average angle is 130 degrees. These findings, on this and the other systems reported here, elucidate the mechanism and address some concepts of nonconcertedness, caging, and restricted energy redistribution.
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Affiliation(s)
- D Zhong
- Arthur Amos Noyes Laboratory of Chemical Physics, California Institute of Technology, Pasadena, CA 91125, USA
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60
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Althorpe SC, Seideman T. Molecular alignment from femtosecond time-resolved photoelectron angular distributions: Nonperturbative calculations on NO. J Chem Phys 1999. [DOI: 10.1063/1.478090] [Citation(s) in RCA: 49] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
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61
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Chachisvilis M, Garcia-Ochoa I, Douhal A, Zewail A. Femtochemistry in nanocavities: dissociation, recombination and vibrational cooling of iodine in cyclodextrin. Chem Phys Lett 1998. [DOI: 10.1016/s0009-2614(98)00751-9] [Citation(s) in RCA: 42] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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62
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Bergmann K, Carter RT, Hall GE, Huber JR. Resonance enhanced multiphoton ionization time-of-flight study of CF2I2 photodissociation. J Chem Phys 1998. [DOI: 10.1063/1.476670] [Citation(s) in RCA: 47] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
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63
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Lawruszczuk R, Elhanine M, Soep B. Selective excitation of the ion pair surface in the intracluster Ca–HCl* harpoon reaction. J Chem Phys 1998. [DOI: 10.1063/1.476265] [Citation(s) in RCA: 23] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
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64
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Su JT, Zewail AH. Solvation Ultrafast Dynamics of Reactions. 14. Molecular Dynamics and ab Initio Studies of Charge-Transfer Reactions of Iodine in Benzene Clusters. J Phys Chem A 1998. [DOI: 10.1021/jp980572u] [Citation(s) in RCA: 36] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Julius T. Su
- Laboratory for Molecular Sciences (LMS), Arthur Amos Noyes Laboratory for Chemical Physics, California Institute of Technology, Pasadena, California 91125
| | - Ahmed H. Zewail
- Laboratory for Molecular Sciences (LMS), Arthur Amos Noyes Laboratory for Chemical Physics, California Institute of Technology, Pasadena, California 91125
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65
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Topaler MS, Truhlar DG, Chang XY, Piecuch P, Polanyi JC. The photoabsorption spectrum of Na⋯FH van der Waals molecule: Comparison of theory and experiment for a harpooning reaction studied by transition state spectroscopy. J Chem Phys 1998. [DOI: 10.1063/1.475970] [Citation(s) in RCA: 35] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
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66
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Zhong D, Zewail AH. Femtosecond Real-Time Probing of Reactions. 23. Studies of Temporal, Velocity, Angular, and State Dynamics from Transition States to Final Products by Femtosecond-Resolved Mass Spectrometry. J Phys Chem A 1998. [DOI: 10.1021/jp9805196] [Citation(s) in RCA: 121] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Dongping Zhong
- Arthur Amos Noyes Laboratory of Chemical Physics, California Institute of Technology, Pasadena, California 91125
| | - Ahmed H. Zewail
- Arthur Amos Noyes Laboratory of Chemical Physics, California Institute of Technology, Pasadena, California 91125
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67
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Blanchet V, Stolow A. Nonadiabatic dynamics in polyatomic systems studied by femtosecond time-resolved photoelectron spectroscopy. J Chem Phys 1998. [DOI: 10.1063/1.475848] [Citation(s) in RCA: 54] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
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68
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Downs AJ, Greene TM. Coming to Grips with Reactive Intermediates. ADVANCES IN INORGANIC CHEMISTRY 1998. [DOI: 10.1016/s0898-8838(08)60150-6] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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69
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Molecular clusters. ACTA ACUST UNITED AC 1998. [DOI: 10.1016/s1063-5467(98)80003-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register]
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70
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Quantum mechanical treatment of stationary and dynamical properties of bound vibrational systems. Application to the relaxation dynamics of Ag5 after an electron photodetachment. Chem Phys Lett 1997. [DOI: 10.1016/s0009-2614(97)88022-0] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
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71
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Batista VS, Coker DF. Nonadiabatic molecular dynamics simulation of ultrafast pump-probe experiments on I2 in solid rare gases. J Chem Phys 1997. [DOI: 10.1063/1.473717] [Citation(s) in RCA: 98] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023] Open
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72
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73
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Zhong D, Ahmad S, Cheng PY, Zewail AH. Femtosecond Nucleophilic Substitution Reaction Dynamics. J Am Chem Soc 1997. [DOI: 10.1021/ja963879k] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- D. Zhong
- Arthur Amos Noyes Laboratory of Chemical Physics California Institute of Technology Pasadena, California 91125
| | - S. Ahmad
- Arthur Amos Noyes Laboratory of Chemical Physics California Institute of Technology Pasadena, California 91125
| | - P. Y. Cheng
- Arthur Amos Noyes Laboratory of Chemical Physics California Institute of Technology Pasadena, California 91125
| | - A. H. Zewail
- Arthur Amos Noyes Laboratory of Chemical Physics California Institute of Technology Pasadena, California 91125
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74
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Zhong D, Cheng PY, Zewail AH. Bimolecular reactions observed by femtosecond detachment to aligned transition states: Inelastic and reactive dynamics. J Chem Phys 1996. [DOI: 10.1063/1.472606] [Citation(s) in RCA: 64] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/03/2023] Open
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