Publications

2023

Thermal Disorder-Induced Strain and Carrier Localization Activate Reverse Halide Segregation Nursultan Mussakhanuly, Arman Mahboubi Soufiani, Stefano Bernardi, Jianing Gan,Saroj Kumar Bhattacharyya, Robert Lee Chin, Hanif Muhammad, Milos Dubajic,Angus Gentle, Weijian Chen, Meng Zhang, Michael P. Nielsen, Shujuan Huang, John Asbury, Asaph Widmer-Cooper, Jae Sung Yun, and Xiaojing Hao

Dilute Rhenium Doping and its Impact on Defects in MoS2 Riccardo TorsiKyle T. MunsonRahul Pendurthi, Esteban MarquesBenoit Van Troeye, Lysander Huberich,  Bruno Schuler,  Maxwell FeidlerKe WangGeoffrey PourtoisSaptarshi DasJohn B. AsburyYu-Chuan Lin, and Joshua A. Robinson

Interplay of molecular dynamics and radiative decay of a TADF emitter in a glass-forming liquid

Graphical abstract: Interplay of molecular dynamics and radiative decay of a TADF emitter in a glass-forming liquid

2022

Excited-State Dynamics of 5,14- vs 6,13-Bis(trialkylsilylethynyl)-Substituted Pentacenes: Implications for Singlet Fission Ryan D. Pensack, Geoffrey E. Purdum, Samuel M. Mazza, Christopher Grieco, John B. Asbury, John E. Anthony, Yueh-Lin Loo, and Gregory D. Scholes J. Phys. Chem. C. Just Accepted

Synthesis and Photoinduced Electron Transfer Studies of Ligand Exchanged Mn-Doped ZnSe Nanocrystals in Water  Kelsey M. Watson John B. Asbury J. Phys. Chem. C. 2022, 126, 10, 4995–5003

2021

Reproducibility of cavity-enhanced chemical reaction rates in the vibrational strong coupling regime Mario V. Imperatore, John B. Asbury, Noel C. Giebink J. Chem. Phys. 2021 154, 191103

Electron Transfer Going the Distance: Mn-Doped ZnSe as a Model Photocatalytic System  Kelsey M. Watson John B. Asbury J. Phys. Chem. C. 2021, 125, 25749−25756

Exciton−Phonon Coupling and Carrier Relaxation in PbS Quantum
Dots: The Case of Carboxylate Ligands  
Eric R. Kennehan, Kyle T. Munson, Chris Grieco, Grayson S. Doucette, Ashley R. Marshall, Matthew C. Beard, John B. Asbury J. Phys. Chem. C. 2021, 125, 41, 22622–22629

Influence of Ligand Structure on Excited State Surface Chemistry of Lead Sulfide Quantum Dots Eric R. Kennehan, Kyle T. Munson, Chris Grieco, Grayson S. Doucette, Ashley R. Marshall, Matthew C. Beard, John B. Asbury JACS. 2021, 143, 13824–13834

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Influence of Dynamic Disorder and Charge–Lattice Interactions on Optoelectronic Properties of Halide Perovskites. Kyle T. Munson and John B. Asbury J. Phys. Chem C. 2021, 125, 5427–5435

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2020

Ultrafast Triplet Pair Separation and Triplet Trapping following Singlet Fission in Amorphous Pentacene Films. Kyle T. Munson, Jianing Gan, Christopher Grieco, Grayson S. Doucette, John E. Anthony, and John B. Asbury J. Phys. Chem. C. 2020, 124, 23567–23578

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Does Dipolar Motion of Organic Cations Affect Polaron Dynamics and Bimolecular Recombination in Halide Perovskites? Kyle T. Munson, John R. Swartzfager, Jianing Gan, and John B. Asbury J. Phys. Chem. Lett. 2020, 11, 3166-3172

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Dynamic Ligand Surface Chemistry of Excited PbS Quantum Dots Eric R. Kennehan, Kyle T. Munson, Grayson S. Doucette, Ashley R. Marshall, Matthew C. Beard, and John B. Asbury J. Phys. Chem. Lett. 2020, 11, 6, 2291-2297

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A General Strategy to Enhance Donor‐Acceptor Molecules Using Solvent‐Excluding Substituents  Conner A. Hoelzel, Hang Hu, Charles H. Wolstenholme, Basel A. Karim, Kyle T. Munson, Kwan Ho Jung, Han Zhang, Prof. Yu Liu, Prof. Hemant P. Yennawar, Prof. John B. Asbury, Prof. Xiaosong Li, Prof. Xin Zhang Angew. Chem. Int. Ed. 2020,59,2–10

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2019

Tuning Triplet-Pair Separation versus Relaxation Using a Diamond Anvil Cell Grayson S.Doucette, Haw-TyngHuang, Jason M.Munro, Kyle T.Munson, ChangyongPark, John E.Anthony, TimothyStrobel, IsmailaDabo, John V.Badding, John B.Asbury https://doi.org/10.1016/j.xcrp.2019.100005

Vibrational probe of the origin of singlet exciton fission in TIPS-pentacene solutions Christopher GriecoGrayson S. DoucetteKyle T. MunsonJohn R. SwartzfagerJason M. MunroJohn E. Anthony, Ismaila Dabo, and John B. Asbury J. Chem. Phys. 151, 154701 (2019)

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Lattice Anharmonicity: A Double-Edged Sword for 3D Perovskite-Based Optoelectronics
Kyle T. MunsonJohn R. Swartzfager, and John B. Asbury ACS Energy Lett. 2019, 4, 1888-1897

Structural origins of the electronic properties of materials via time-resolved infrared spectroscopy 

Graphical abstract: Structural origins of the electronic properties of materials via time-resolved infrared spectroscopy

Vibrational Probe of the Structural Origins of Slow Recombination in Halide Perovskites Kyle T. MunsonGrayson S. DoucetteEric R. KennehanJohn R. Swartzfager, and John B. Asbury J. Phys. Chem. C2019123 (12), pp 7061–7073

2018

Conjugated Block Copolymers as Model Systems to Examine Mechanisms of Charge Generation in Donor–Acceptor Materials  Melissa P. Aplan, Christopher Grieco,  Youngmin Lee, Jason M. Munro, Wonho Lee , Jennifer L. Gray, Zach D. Seibers, Brooke Kuei, Joshua H. Litofsky, S. Michael Kilbey II , Qing Wang, Ismaila Dabo, John B. Asbury, and Enrique D. Gomez Adv. Funct. Mater. https://doi.org/10.1002/adfm.201804858

Revealing the Importance of Energetic and Entropic Contributions to the Driving Force for Charge Photogeneration Melissa P. Aplan, Jason Munro, Youngmin Lee, Alyssa N. Brigeman, Christopher Grieco, Qing Wang, Noel C. Giebink, Ismaila Dabo, John B. Asbury, and Enrique D Gomez  ACS Appl. Mater. Interfaces201810 (46),   pp
39933–39941

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Dynamic Disorder Dominates Delocalization, Transport, and Recombination in Halide Perovskites  Kyle T. Munson, Eric R. Kennehan, Grayson S. Douchette, John B. Asbury CHEM, 2018,4(12),2826-2843

Electron-Phonon Coupling and Resonant Relaxation from 1D and 1P States in PbS Quantum Dots   Eric R. Kennehan, Grayson S. Douchette, Ashley R. Marshall, Christopher Grieco, Kyle T. Munson, Matthew C. Beard, and John B. Asbury ACS Nano201812 (6), pp 6263–6272

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Striking the right balance of intermolecular coupling for high-efficiency singlet fission Graphical abstract: Striking the right balance of intermolecular coupling for high-efficiency singlet fission

Direct Observation of Correlated Triplet Pair Dynamics During Singlet Fission Using Ultrafast Mid-IR Spectroscopy Christopher Grieco, Eric R. Kennehan, Hwon Kim, Ryan D Pensack, Alyssa N. Brigeman, Adam D. Rimshaw, Marcia M. Payne, John E Anthony, Noel C. Giebink, Gregory D. Scholes, and John B. Asbury J. Phys. Chem. C2018122 (4), pp 2012–2022

2017

Charged polaron polaritons in an organic semiconductor microcavity Chiao-Yu Cheng, Rijul Dhanker, Christopher L. Gray, Sukrit Mukhopadhyay, Eric R. Kennehan, John B. Asbury, Anatoliy Sokolov, and Noel C. Giebink, Phys. Rev. Lett. Accepted Paper; 2017

Harnessing Molecular Vibrations to Probe Triplet Dynamics During Singlet Fission  Christopher Grieco, Eric R. Kennehan, Adam Rimshaw, Marcia M. Payne, John E. Anthony, and John B. Asbury.  J. Phys. Chem. Lett.20178 (23), pp 5700–5706

Triplet Transfer Mediates Triplet Pair Separation during Singlet Fission in 6,13-Bis(triisopropylsilylethynyl)-Pentacene  Christopher Grieco, Grayson S. Doucette, Jason M. Munro, Eric R. Kennehan, Youngmin Lee, Adam Rimshaw, Marcia M. Payne, Nichole Wonderling, John E. Anthony, Ismaila Dabo, Enrique D. Gomez, and John B. Asbury Adv. Funct. Mater., 2017, 1703929

 

Using Molecular Vibrations to Probe Exciton Delocalization in Films of Perylene Diimides with Ultrafast Mid-IR Spectroscopy   Phys. Chem. Chem. Phys., 2017,19, 24829-24839

Solution-processable, crystalline material for quantitative singlet fission  Graphical abstract: Solution-processable, crystalline material for quantitative singlet fission

Mechanisms of Energy Transfer and Enhanced Stability of Carbidonitride Phosphors for Solid State Lighting Christopher Grieco, Kurt F. Hirsekorn, Andrew T. Heitsch, Alan C. Thomas, Mark H. McAdon, Britt A. Vanchura, Michael M. Romanelli, Lora L. Brehm, Anne Leugers, Anatoliy Sokolov, and John B. Asbury, ACS Appl. Mater. Interfaces20179 (14), pp 12547–12555

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Time-Resolved Infrared Spectroscopy Directly Probes Free and Trapped Carriers in Organo Halide Perovskites Kyle T. Munson, Christopher Grieco, Eric R. Kennehan, and John B. Asbury, ACS Energy Lett, 2017, 2 (3), pp 651–6583 

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2016

Dynamic Exchange During Triplet Transport in Nanocrystalline TIPS-Pentacene Films Christopher Grieco, Grayson S. Doucette, Ryan D. Pensack, Marcia M. Payne, Adam Rimshaw, Gregory D. Scholes, John E. Anthony, and John B. Asbury, JACS138(49), 16069-16080 (2016)

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Molecular Origins of Defects in Organohalide Perovskites and Their Influence on Charge Carrier Dynamics, Robert J. Stewart, Christopher Grieco, Alec V. Larsen, Grayson S. Doucette, and John B. Asbury, J. Phys. Chem. C, 120, 12392–12402 (2016).

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Observation of Two Triplet-Pair Intermediates in Singlet Exciton Fission,” Ryan D. Penscak, Evgeny E. Ostroumov, Andrew J. Tilley, Samuel Mazza, Christopher Grieco, Karl J. Thorley, John B. Asbury, Dwight S. Seferos, John E. Anthony, Gregory D. Scholes, J. Phys. Chem. Lett., 7, 2370-2375 (2016).

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Molecular Rectification in Conjugated Block Copolymer Photovoltaics, Christopher Grieco, Melissa P. Aplan, Adam Rimshaw, Youngmin Lee, Thinh P. Le, Wenlin Zhang, Qing Wang, Scott T. Milner, Enrique D. Gomez, and John B. Asbury, J.Phys. Chem. C, 120, 6978–6988 (2016).

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Approaching Bulk Carrier Dynamics in Organo-Halide Perovskite Nanocrystalline Films by Surface Passivation, Robert J. Stewart, Christopher Grieco, Alec V. Larsen, Joshua J. Maier, and John B. AsburyJ. Phys. Chem. Lett. 7: 1148-1153 (2016).

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High Sensitivity Nanosecond Mid-Infrared Transient Absorption Spectrometer Enabling Low Excitation Density Measurements of Electronic Materials, Adam Rimshaw, Christopher Grieco, and John B. Asbury, Appl. Spec., DOI: 10.1177/0003702816645606 (2016).figure-for-trir-paper

2015

Note: Using fast digitizer acquisition and flexible resolution to enhance noise cancellation for high performance nanosecond transient absorbance spectroscopy, Adam Rimshaw, Christopher Grieco, and John B. Asbury, Rev. Sci. Instr. 86: 066107(2015).sequential-subtraction

Controlling polymorphism in poly(3-hexylthiophene) through addition of ferrocene for enhanced charge mobilities in thin-film transistors Smith, B.H.; Clark, M.B.; Kuang, H.; Grieco, C.; Larsen, A.V.; Zhu, C.; Wang, C.; Hexemer, A.; Asbury, J.B.; Janik, M.J.; Gomez, E.D., Advanced Functional Materials, 2015, 25, 542.

2014

Domain Compositions and Fullerene Aggregation Govern Charge Photogeneration in Polymer/Fullerene Solar Cells, Kesava, Sameer V.; Fei, Zhuping; Rimshaw, Adam; Wang, Cheng; Hexemer, Alexander; John B. Asbury; Heeney, Martin; Gomez, Enrique D., Adv. Energy Mater 117: 1400116 (2014).

Random lasing in organo-lead halide perovskite microcrystal networks, R. Dhanker, A.N. Brigeman, A.V. Larsen, R.J. Stewart, J.B. Asbury, and N.C. Giebink,  Appl. Phys. Lett. 105, 151112 (2014)

Probing the Electrostatics of Active Site Microenvironments along the Catalytic Cycle for Escherichia coli Dihydrofolate Reductase, Liu, C.T., Layfield, J.P., Stewart, III, R. J., French, J. B., Hanoian, P., Asbury, J.B., Hammes-Schiffer, S., Benkovic, S.J., (2014) , JACS, 136 (29), 10349-10360.

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2013

Tuning the Dielectric Properties of Organic Semiconductors via Salt Doping, Liu, Xien;
Jeong, Kwang S.; Williams, Bryan P.; Vakhshouri, Kiarash; Guo, Changhe; Han, Kuo; Gomez, Enrique D.; Wang, Qing and John B. Asbury, J. Phys. Chem. B 117: 15866-15874 (2013).

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Vibrational Spectroscopy of Electronic Processes in Emerging Photovoltaic Materials, Kwang S. Jeong, Ryan D. Pensack, and John B. Asbury, Acc. Chem. Res. 46: 1538-1547 (2013).

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2012

Influence of Acceptor Structure on Barriers to Charge Separation in Organic Photovoltaic Materials, Ryan D. Pensack, Changhe Guo, Kiarash Vakhshouri, Enrique D. Gomez, and John B. Asbury, J. Phys. Chem. C 116: 4824-4831 (2012).

Enhanced Mobility-Lifetime Products in PbS Colloidal Quantum Dot Photovoltaics, Kwang S. Jeong, Jiang Tang, Huan Liu, Jihye Kim, Andrew W. Schaefer, Kyle Kemp, Larissa Levina, Xihua Wang, Sjoerd Hoogland, Ratan Debnath, Lukasz Brzozowski, Edward H. Sargent, and John B. Asbury, ACS Nano 6: 89-99 (2012).

2011

Colloidal-quantum-dot photovoltaics using atomic-ligand passivation, Jiang Tang, Kyle W. Kemp, Sjoerd Hoogland, Kwang S. Jeong, Huan Liu, Larissa Levina, Melissa Furukawa, Xihua Wang, Ratan Debnath, Dongkyu Cha, Kang Wei Chou, Armin Fischer, Aram Amassian, John B. Asbury, and Edward H. Sargent, Nature Materials 10: 765-771 (2011).Organic and atomic passivation strategies.

Ultrafast Probes of Charge Transfer States in Organic Photovoltaic Materials, Ryan D. Pensack and John B. Asbury, Chem. Phys. Lett. 515: 197-205 (2011).Image for unlabelled figure

2010

Vibrational Solvatochromism in Organic Photovoltaic Materials: Method to Distinguish Molecules at Donor/Acceptor Interfaces, Ryan D. Pensack, Kyle M. Banyas, andJohn B. Asbury, Phys. Chem. Chem. Phys. 12: 14144-14152 (2010).Graphical abstract: Vibrational solvatochromism in organic photovoltaic materials: method to distinguish molecules at donor/acceptor interfaces

 

Temperature-Independent Vibrational Dynamics in an Organic Photovoltaic Material, Ryan D. Pensack, Kyle M. Banyas, and John B. Asbury, J. Phys. Chem. B 114: 12242-12251 (2010).

Vibrational Energy Mediates Charge Separation in Organic Photovoltaic Materials, Ryan D. Pensack, Kyle M. Banyas, and John B. Asbury, IEEE J. Select Top. Quant. Elec. 16: 1776-1783 (2010).

Beyond the Adiabatic Limit: Charge Photogeneration in Organic Photovoltaic Materials, Ryan D. Pensack and John B. Asbury, J. Phys. Chem. Lett. 1: 2255-2263 (2010).

Charge Trapping in Organic Photovoltaic Materials Examined with Time-Resolved Vibrational Spectroscopy, Ryan D. Pensack, Kyle M. Banyas, and John B. Asbury, J. Phys. Chem. C 114: 5433-5350 (2010).


Pre-2010

Barrierless Free Carrier Formation in an Organic Photovoltaic Material Measured with Ultrafast Vibrational Spectroscopy, Ryan D. Pensack and John B. Asbury, J. Am. Chem. Soc. 131: 15986-15987 (2009).

Ultrafast Vibrational Spectroscopy of Charge Carrier Dynamics in Organic Photovoltaic Materials, Ryan D. Pensack, Kyle M. Banyas, Larry W. Barbour, Maureen Hegadorn, and John B. Asbury, Phys. Chem. Chem. Phys. 11: 2575-2591 (2009).

Excitation Transport and Charge Separation in an Organic Photovoltaic Material: Watching Excitations Diffuse to Interfaces, Larry W. Barbour, Ryan D. Pensack, Maureen Hegadorn, Sergei Arzhantsev, and John B. Asbury, J. Phys. Chem. C, 112: 3926-3934 (2008).

Watching Electrons Move in Real Time: Ultrafast Infrared Spectroscopy of a Polymer Blend Photovoltaic Material, Larry W. Barbour, Maureen Hegadorn, and John B. Asbury, J. Am. Chem. Soc. 129: 15884-15894 (2007).

Microscopic Inhomogeneity and Ultrafast Orientational Motion in an Organic Photovoltaic Bulk Heterojunction Thin Film Studied with 2D IR Vibrational Spectroscopy, Larry W. Barbour, Maureen Hegadorn, and John B. Asbury, J. Phys. Chem. B 110, 24281-24286 (2006).


2D IR Spectroscopy of Hydrogen Bond Dynamics

Formation and Dissociation of Intra-Intermolecular Hydrogen-Bonded Solute-Solvent Complexes: Chemical Exchange Two-Dimensional Infrared Vibrational Echo Spectroscopy,    Junrong Zheng, Kyungwon Kwak, Xin Chen, John B.Asbury, M. D. Fayer, J. Am. Chem. Soc.  128, 2977-2987 (2006).

Ultrafast Dynamics of Solute-Solvent Complexation Observed at Thermal Equilibrium in Real Time, Junrong Zheng, Kyungwon Kwak, John B. Asbury, Xin Chen, Ivan R. Piletic, M. D. Fayer, Science 309(5739), 1338-1343 (2005).

Accidental vibrational degeneracy in vibrational excited states observed with ultrafast two-dimensional IR vibrational echo spectroscopy, Junrong Zheng, Kyungwon Kwak, Tobias Steinel, John B. Asbury, Xin Chen, Jia Xie, M. D. Fayer, J. Chem. Phys. 123, 164301/1-164301/7 (2005).

Water Dynamics:  Vibrational Echo Correlation Spectroscopy and Comparison to Molecular Dynamics Simulations, John B. Asbury, Tobias Steinel, C. Stromberg, S. A. Corcelli, C. P. Lawrence, J. L. Skinner, and M. D. Fayer, feature article appearing in J. Phys. Chem. A 108, 1107-1119 (2004).

Dynamics of Water Probed with Vibrational Echo Correlation Spectroscopy, John B. Asbury, Tobias Steinel, C. Stromberg, S. A. Corcelli, C. P. Lawrence, J. L. Skinner, and M. D. Fayer, J. Chem. Phys. 121, 12431-12446 (2004).

Spectral Diffusion in SPC-FQ Model of Water, S. A. Corcelli, C. P. Lawrence, John B. Asbury, Tobias Steinel, M. D. Fayer, J. L. Skinner, J. Chem. Phys. 121, 8897-8900 (2004).

Watching Hydrogen Bonds Break: A Transient Absorption Study of Water, Tobias Steinel, John B. Asbury and M. D. Fayer, J. Phys. Chem. A 108, 10957-10964 (2004).

Hydrogen Bond Networks: Structure and Evolution after Hydrogen Bond Breaking, John B. Asbury, Tobias Steinel, M. D. Fayer, J. Phys. Chem. B 108, 6544-6554 (2004).

Water Dynamics:  Dependence on Local Structure Probed with Vibrational Echo Correlation Spectroscopy, Tobias Steinel, John B. Asbury, S. A. Corcelli, C. P. Lawrence, J. L. Skinner, and M. D. Fayer, Chem. Phys. Lett. 386, 295-300 (2004).

Vibrational Echo Correlation Spectroscopy probes Hydrogen Bond Dynamics in Water and Methanol, John B. Asbury, Tobias Steinel, M. D. Fayer, J. Luminescence 107, 271-286 (2004).

Ultrafast Heterodyne Detected Infrared Multidimensional Vibrational Stimulated Echo Studies of Hydrogen Bond Dynamics, John B. Asbury, Tobias Steinel, C. Stromberg, K. J. Gaffney, I. R. Piletic, A. Goun, M. D. Fayer, Chem. Phys. Lett. 374, 362-371 (2003).

Using Ultrafast Infrared Multidimensional Correlation Spectroscopy to Aid in Vibrational Spectral Peak Assignments, John B. Asbury, Tobias Steinel, M. D. Fayer, Chem. Phys. Lett. 381, 139-146 (2003).

Hydrogen Bond Dynamics Probed with Ultrafast Infrared Heterodyne Detected Multidimensional Vibrational Stimulated Echoes, John B. Asbury, Tobias Steinel, C. Stromberg, K. J. Gaffney, I. R. Piletic, A. Goun, M. D. Fayer, Phys. Rev. Lett. 91, 237402 (2003).

Hydrogen Bond Breaking Probed with Multidimensional Stimulated Vibrational Echo Correlation Spectroscopy, John B. Asbury, Tobias Steinel, C. Stromberg, K. J. Gaffney, I. R. Piletic, M. D. Fayer, J. Chem. Phys. 119, 12981-12997 (2003).


Interfacial Electron Transfer, Chemical Reaction, and Solvation Dynamics

Parameters Affecting Electron Injection Dynamics from Ruthenium Dyes to Titanium Dioxide Nanocrystalline Thin Film, John B. Asbury, Neil A. Anderson, Encai Hao, Xin Ai, Tianquan Lian, J. Phys. Chem. B 107, 7376-7386 (2003).

Effect of Trap States on Interfacial Electron Transfer between Molecular Adsorbates and Semiconductor Nanoparticles, Encai Hao, Neil A. Anderson, John B. Asbury, Tianquan Lian, J. Phys. Chem. B 106, 10191-10198 (2002).

Time-dependent Vibration Stokes Shift During Solvation: Experiment and Theory, John B. Asbury, Yongqiang Wang, Tianquan Lian, Bull. Chem. Soc. Japan 75, 973-983 (2002).

Evidences of Hot Excited State Electron Injection from Sensitizer Molecules to TiO2 Nanocrystalline Thin Films, John B. Asbury, Yongqiang Wang, Encai Hao, Hirendra N. Ghosh, Tianquan Lian, Res. Chem. Interm. 27, 393-406 (2001).

Ultrafast Electron Transfer Dynamics from Molecular Adsorbates to Semiconductor Nanocrystalline Thin Films, John B. Asbury, Encai Hao, Yongqiang Wang, Hirendra N. Ghosh, Tianquan Lian, feature article in J. Phys. Chem. B 105, 4545-4557 (2001).

Ultrafast Mid-IR Detection of the Direct Precursor to the Presolvated Electron Following Electron Ejection from Ferrocyanide, Neil A. Anderson, Kun Hang, John B. Asbury, Tianquan Lian, Chem. Phys. Lett. 329, 386-392 (2000).

Direct Observation of a Picosecond Alkane C-H Bond Activation Reaction at Iridium, John B. Asbury, Kun Hang, Jake S. Yeston, Joseph G. Cordaro, Robert G. Bergman, Tianquan Lian, J. Am. Chem. Soc. 122, 12870-12871 (2000).

Bridge Length-Dependent Ultrafast Electron Transfer from Re Polypyridyl Complexes to Nanocrystalline TiO2 Thin Films Studied by Femtosecond Infrared Spectroscopy,John B. Asbury, Encai Hao, Yongqiang Wang, Tianquan Lian, J. Phys. Chem. B 104, 11957-11964 (2000).

Ultrafast Electron Transfer Dynamics in Sensitized TiO2 Nanoparticles, Hirendra N. Ghosh, John B. Asbury, Tianquan Lian, Proc. Indian Nat. Science Acad., Part A: Physical Sciences 66, 177-197 (2000)

Ultrafast Excited-State Dynamics of Re(CO)3Cl(dcbpy) in Solution and on Nanocrystalline TiO2 and ZrO2 Thin Films, Yongqiang Wang, John B. Asbury, Tianquan Lian, J. Phys. Chem. A 104, 4291-4299 (2000).

Back Electron Transfer from TiO2 Nanoparticles to FeIII(CN)63-: Origin of Non-Single-Exponential and Particle Size Independent Dynamics, Yu-Xiang Weng, Yongqiang Wang, John B. Asbury, Hiren N. Ghosh, Tianquan Lian, J. Phys. Chem. B 104, 93-104 (2000).

Sub-picosecond Injection of Electrons from Excited [Ru(2,2′-bipy-4,4′-dicarboxy)2(SCN)2] into TiO2 Using Transient Mid-infrared Spectroscopy, Randy J. Ellingson, John B. Asbury, Sue Ferrere, Hirendra N. Ghosh, Julian R. Sprague, Tianquan Lian, Arthur J. Nozik, Zeitschrift fuer Physikalische Chemie (Muenchen) 212, 77-84 (1999).

Multiple-exponential electron injection in Ru(dcbpy)2(SCN)2 sensitized ZnO nanocrystalline thin films. John B. Asbury, Yongqiang Wang, Tianquan Lian, J. Phys. Chem. B103, 6643-6647 (1999).

Injection Dynamics of Ru(dcbpy)2(NCS)2 in Solution and on Nanocrystalline TiO2 and Al2O3 Thin Films,John B. Asbury, Randy J. Ellingson, Hirendra N. Ghosh, Suzanne Ferrere, Arthur J. Nozik, Tianquan Lian, J. Phys. Chem. B 103, 3110-3119 (1999).

Interfacial Electron Transfer between Fe(II)(CN)64- and TiO2 Nanoparticles: Direct Electron Injection and Nonexponential Recombination, Hirendra N. Ghosh, John B. Asbury, Yuxiang Weng, Tianquan Lian, J. Phys. Chem. B 102, 10208-10215 (1998).

Dynamics of Electron Injection in Nanocrystalline Titanium Dioxide Films Sensitized with [Ru(4,4′-dicarboxy-2,2′-bipyridine)2(NCS)2] by Infrared Transient Absorption, Randy J. Ellingson, John B. Asbury, Sue Ferrere, Hirendra N. Ghosh, Julian R. Sprague, Tianquan Lian, Arthur J. Nozik, J. Phys. Chem. B 102, 6455-6458 (1998).

Direct Observation of Ultrafast Electron Injection from Coumarin 343 to TiO2 Nanoparticles by Femtosecond Infrared Spectroscopy, Hirendra N. Ghosh, John B. Asbury, Tianquan Lian, J. Phys. Chem. B 102, 6482-6486 (1998).

Sub-Picosecond IR Study of the Reactive Intermediate in an Alkane C-H Bond Activation Reaction by CpRh(CO)2, John B. Asbury, Hirendra N. Ghosh, Jake S. Yeston, Robert G. Bergman, Tianquan Lian, Organometallics 17, 3417-3419 (1998).