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

Journal Article · · Journal of Materials Chemistry C
DOI:https://doi.org/10.1039/c9tc01348b· OSTI ID:1613194

Time-resolved mid-infrared spectroscopy provides new opportunities to probe the structural origins of electronic and transport states in optoelectronic materials.

Research Organization:
Pennsylvania State Univ., University Park, PA (United States)
Sponsoring Organization:
USDOE Office of Science (SC), Basic Energy Sciences (BES). Chemical Sciences, Geosciences & Biosciences Division
DOE Contract Number:
SC0019349
OSTI ID:
1613194
Journal Information:
Journal of Materials Chemistry C, Vol. 7, Issue 20; ISSN 2050-7526
Publisher:
Royal Society of Chemistry
Country of Publication:
United States
Language:
English

References (160)

Intriguing Optoelectronic Properties of Metal Halide Perovskites journal June 2016
Charge Carriers in Hybrid Organic–Inorganic Lead Halide Perovskites Might Be Protected as Large Polarons journal November 2015
Femtosecond Raman Microscopy Reveals Structural Dynamics Leading to Triplet Separation in Rubrene Singlet Fission journal November 2017
Picosecond Time-Resolved Infrared Absorption Studies on the Photoexcited States of Poly( p -phenylenevinylene) journal May 2000
Impact of Nonfullerene Acceptor Core Structure on the Photophysics and Efficiency of Polymer Solar Cells journal March 2018
Real-time observation of multiexcitonic states in ultrafast singlet fission using coherent 2D electronic spectroscopy journal October 2015
Long-Lived Photoinduced Polarons in Organohalide Perovskites journal June 2017
Top and bottom surfaces limit carrier lifetime in lead iodide perovskite films journal January 2017
Probing electrons in TiO2 polaronic trap states by IR-absorption: Evidence for the existence of hydrogenic states journal January 2014
Direct Observation of Correlated Triplet Pair Dynamics during Singlet Fission Using Ultrafast Mid-IR Spectroscopy journal January 2018
Singlet Fission in Quinoidal Oligothiophenes journal June 2016
Studying the Dynamics of Photochemical Reactions via Ultrafast Time-Resolved Infrared Spectroscopy of the Local Solvent journal August 2014
Recent research progress of polymer donor/polymer acceptor blend solar cells journal January 2016
Dynamic Disorder Dominates Delocalization, Transport, and Recombination in Halide Perovskites journal December 2018
Vibrational solvatochromism in organic photovoltaic materials: method to distinguish molecules at donor/acceptor interfaces journal January 2010
Vibrational Spectroscopy of Electronic Processes in Emerging Photovoltaic Materials journal March 2013
Mobility–Lifetime Products in MAPbI 3 Films journal November 2016
Slow Singlet Fission Observed in a Polycrystalline Perylenediimide Thin Film journal November 2016
Effect of the Polymer Chain Arrangement on Exciton and Polaron Dynamics in P3HT and P3HT:PCBM Films journal March 2018
The energy barrier in singlet fission can be overcome through coherent coupling and entropic gain journal August 2012
Origin of long lifetime of band-edge charge carriers in organic–inorganic lead iodide perovskites journal July 2017
Simultaneous Observation of an Intraband Transition and Distinct Transient Species in the Infrared Region for Perovskite Solar Cells journal June 2016
Excitation Localization/Delocalization Isomerism in a Strongly Coupled Covalent Dimer of 1,3-Diphenylisobenzofuran journal May 2016
Unified model for singlet fission within a non-conjugated covalent pentacene dimer journal May 2017
Substituent Effects on Singlet Exciton Fission in Polycrystalline Thin Films of Cyano-Substituted Diaryltetracenes journal September 2017
Glutamate Gated Proton-Coupled Electron Transfer Activity of a [NiFe]-Hydrogenase journal September 2016
Microscopic theory of singlet exciton fission. III. Crystalline pentacene journal August 2014
Lead halide perovskites: Crystal-liquid duality, phonon glass electron crystals, and large polaron formation journal October 2017
Nanosecond Time-Resolved Infrared Spectroscopy with a Dispersive Scanning Spectrometer journal June 1994
Charge Transfer–Mediated Singlet Fission journal April 2015
Observation of Two Triplet-Pair Intermediates in Singlet Exciton Fission journal June 2016
Exceptionally Low Thermal Conductivities of Films of the Fullerene Derivative PCBM journal January 2013
Investigating the Role of the Organic Cation in Formamidinium Lead Iodide Perovskite Using Ultrafast Spectroscopy journal February 2018
Effects of Crystal Morphology on Singlet Exciton Fission in Diketopyrrolopyrrole Thin Films journal February 2016
Direct Observation of a Photochemical Alkyne–Allene Reaction and of a Twisted and Rehybridized Intramolecular Charge-Transfer State in a Donor–Acceptor Dyad journal November 2017
Using molecular vibrations to probe exciton delocalization in films of perylene diimides with ultrafast mid-IR spectroscopy journal January 2017
Ultrafast probes of charge transfer states in organic photovoltaic materials journal October 2011
Quantifying Polaron Formation and Charge Carrier Cooling in Lead-Iodide Perovskites journal May 2018
Distinct properties of the triplet pair state from singlet fission journal July 2017
Influence of Acceptor Structure on Barriers to Charge Separation in Organic Photovoltaic Materials journal January 2012
Investigating interfacial electron transfer in dye-sensitized NiO using vibrational spectroscopy journal January 2017
Singlet Fission journal November 2010
Large polarons in lead halide perovskites journal August 2017
Exciton localization in polymers with static disorder journal October 2009
Exciton and Free Charge Dynamics of Methylammonium Lead Iodide Perovskites Are Different in the Tetragonal and Orthorhombic Phases journal August 2015
Looking at Photoinduced Charge Transfer Processes in the IR: Answers to Several Long-Standing Questions journal January 2017
From Ultrafast to Ultraslow: Charge-Carrier Dynamics of Perovskite Solar Cells journal May 2018
Real-Time Observation of Ultrafast Intraband Relaxation and Exciton Multiplication in PbS Quantum Dots journal February 2014
What Determines Inhomogeneous Broadening of Electronic Transitions in Conjugated Polymers? journal December 2010
A design strategy for intramolecular singlet fission mediated by charge-transfer states in donor–acceptor organic materials journal January 2015
Challenges and Opportunities in the Development of Conjugated Block Copolymers for Photovoltaics journal September 2015
Modeling Singlet Fission in Rylene and Diketopyrrolopyrrole Derivatives: The Role of the Charge Transfer State in Superexchange and Excimer Formation journal May 2017
Dipolar cations confer defect tolerance in wide-bandgap metal halide perovskites journal August 2018
Charge-Carrier Dynamics in Organic-Inorganic Metal Halide Perovskites journal May 2016
Sub-Picosecond Singlet Exciton Fission in Cyano-Substituted Diaryltetracenes journal June 2015
The Quantum Coherent Mechanism for Singlet Fission: Experiment and Theory journal April 2013
2D Ruddlesden-Popper Perovskites for Optoelectronics journal October 2017
Effects of functional groups at perylene diimide derivatives on organic photovoltaic device application journal January 2006
Charge carrier mobility of the organic photovoltaic materials PTB7 and PC71BM and its influence on device performance journal July 2015
Singlet Fission via an Excimer-Like Intermediate in 3,6-Bis(thiophen-2-yl)diketopyrrolopyrrole Derivatives journal August 2016
Effect of Morphology on Ultrafast Free Carrier Generation in Polythiophene:Fullerene Organic Solar Cells journal October 2010
Nanosecond time-resolved infrared spectroscopy: a comparative view of spectrometers and their applications in organometallic chemistry journal January 1994
Applications of Photogating and Time Resolved Spectroscopy to Mechanistic Studies of Hydrogenases journal October 2017
Triplet Separation Drives Singlet Fission after Femtosecond Correlated Triplet Pair Production in Rubrene journal August 2017
Direct Femtosecond Observation of Tight and Loose Ion Pairs upon Photoinduced Bimolecular Electron Transfer journal November 2008
The entangled triplet pair state in acene and heteroacene materials journal July 2017
Synergistic Metal–Ligand Redox Cooperativity for Electrocatalytic CO 2 Reduction Promoted by a Ligand-Based Redox Couple in Mn and Re Tricarbonyl Complexes journal October 2018
Picosecond near-to-mid-infrared absorption of pulse-injected small polarons in magnesium doped lithium niobate journal January 2018
Long-Lived, Non-Geminate, Radiative Recombination of Photogenerated Charges in a Polymer/Small-Molecule Acceptor Photovoltaic Blend journal July 2018
Activated Singlet Exciton Fission in a Semiconducting Polymer journal August 2013
Ultrafast Observation of a Photoredox Reaction Mechanism: Photoinitiation in Organocatalyzed Atom-Transfer Radical Polymerization journal January 2018
Vibrational Probe of the Structural Origins of Slow Recombination in Halide Perovskites journal February 2019
Application of External-Cavity Quantum Cascade Infrared Lasers to Nanosecond Time-Resolved Infrared Spectroscopy of Condensed-Phase Samples following Pulse Radiolysis journal June 2010
Probing Charge Carrier Dynamics in Porphyrin-Based Organic Semiconductor Thin Films by Time-Resolved THz Spectroscopy journal October 2017
Light Harvesting for Organic Photovoltaics journal March 2016
Nitrile Vibration Reports Induced Electric Field and Delocalization of Electron in the Charge-Transfer State of Aryl Nitriles journal August 2018
Trap-Assisted Non-Radiative Recombination in Organic-Inorganic Perovskite Solar Cells journal February 2015
Strongly exchange-coupled triplet pairs in an organic semiconductor journal October 2016
Time-Resolved Infrared Spectroscopy Directly Probes Free and Trapped Carriers in Organo-Halide Perovskites journal February 2017
Dye Laser Pumped by the Third Harmonic of Nd: YAG Laser journal August 1973
Understanding Ground- and Excited-State Properties of Perylene Tetracarboxylic Acid Bisimide Crystals by Means of Quantum Chemical Computations journal November 2009
Charge-Carrier Mobilities in Metal Halide Perovskites: Fundamental Mechanisms and Limits journal June 2017
Comparison of the electronic structure of different perylene-based dye-aggregates journal April 2012
Structure and Dynamics of the 1 (TT) State in a Quinoidal Bithiophene: Characterizing a Promising Intramolecular Singlet Fission Candidate journal December 2015
A b i n i t i o calculation of harmonic force fields and vibrational spectra for the methyl, silyl, germyl, and stannyl halides journal January 1987
Room-Temperature Coherent Optical Phonon in 2D Electronic Spectra of CH 3 NH 3 PbI 3 Perovskite as a Possible Cooling Bottleneck journal June 2017
Charge Trapping in Organic Photovoltaic Materials Examined with Time-Resolved Vibrational Spectroscopy journal October 2009
Exciton localization in solution-processed organolead trihalide perovskites journal March 2016
Triplet diffusion in singlet exciton fission sensitized pentacene solar cells journal October 2013
Role of Disorder in the Extent of Interchain Delocalization and Polaron Generation in Polythiophene Crystalline Domains journal May 2018
Charge carrier transport in organic semiconductors journal March 2003
Perylene Tetracarboxydiimide as an Electron Acceptor in Organic Solar Cells: A Study of Charge Generation and Recombination journal November 2009
Singlet Fission of Non-polycyclic Aromatic Molecules in Organic Photovoltaics journal December 2015
Optical properties of large and small polarons and bipolarons journal November 1993
Quantum calculations of the IR spectrum of liquid water using ab initio and model potential and dipole moment surfaces and comparison with experiment journal May 2015
A combined single crystal neutron/X-ray diffraction and solid-state nuclear magnetic resonance study of the hybrid perovskites CH 3 NH 3 PbX 3 (X = I, Br and Cl) journal January 2015
Watching Electrons Move in Real Time:  Ultrafast Infrared Spectroscopy of a Polymer Blend Photovoltaic Material journal December 2007
Exciton Trapping in π-Conjugated Materials: A Quantum-Chemistry-Based Protocol Applied to Perylene Bisimide Dye Aggregates journal October 2008
Excitonic Effects in Methylammonium Lead Halide Perovskites journal May 2018
Characterization of Excimer Relaxation via Femtosecond Shortwave- and Mid-Infrared Spectroscopy journal October 2016
Exciton dissociation and charge carrier recombination processes in organic semiconductors journal December 2011
Transient Absorption Studies of Bimolecular Recombination Dynamics in Polythiophene/Fullerene Blend Films journal August 2009
AFM-IR: Technology and Applications in Nanoscale Infrared Spectroscopy and Chemical Imaging journal December 2016
Harnessing Molecular Vibrations to Probe Triplet Dynamics During Singlet Fission journal November 2017
Evidence for photogenerated intermediate hole polarons in ZnO journal April 2015
Ab Initio Excited-State Transient Raman Analysis journal May 2017
Unveiling Singlet Fission Mediating States in TIPS-pentacene and its Aza Derivatives journal June 2015
Charge-Carrier Dynamics in 2D Hybrid Metal–Halide Perovskites journal October 2016
Electron Localization of Anions Probed by Nitrile Vibrations journal August 2015
A Direct Mechanism of Ultrafast Intramolecular Singlet Fission in Pentacene Dimers journal May 2016
Vibronically coherent ultrafast triplet-pair formation and subsequent thermally activated dissociation control efficient endothermic singlet fission journal September 2017
The Raman Spectrum of the CH 3 NH 3 PbI 3 Hybrid Perovskite: Interplay of Theory and Experiment journal December 2013
Impact of the Organic Cation on the Optoelectronic Properties of Formamidinium Lead Triiodide journal July 2018
Near-IR Femtosecond Transient Absorption Spectroscopy of Ultrafast Polaron and Triplet Exciton Formation in Polythiophene Films with Different Regioregularities journal November 2009
Slow thermal equilibration in methylammonium lead iodide revealed by transient mid-infrared spectroscopy journal July 2018
Ultrafast Singlet Fission in a Push–Pull Low-Bandgap Polymer Film journal December 2015
Extended carrier lifetimes and diffusion in hybrid perovskites revealed by Hall effect and photoconductivity measurements journal August 2016
Molecular Rectification in Conjugated Block Copolymer Photovoltaics journal March 2016
Electron-Transfer Acceleration Investigated by Time Resolved Infrared Spectroscopy journal February 2015
Probing Intermolecular Electron Delocalization in Dimer Radical Anions by Vibrational Spectroscopy journal July 2017
Electron–Phonon Coupling and Resonant Relaxation from 1D and 1P States in PbS Quantum Dots journal May 2018
Tuning the role of charge-transfer states in intramolecular singlet exciton fission through side-group engineering journal December 2016
Transcending the slow bimolecular recombination in lead-halide perovskites for electroluminescence journal February 2017
Femtosecond stimulated Raman evidence for charge-transfer character in pentacene singlet fission journal January 2018
Infrared Spectroscopic Study of Vibrational Modes in Methylammonium Lead Halide Perovskites journal July 2015
Good Vibrations: Locking of Octahedral Tilting in Mixed-Cation Iodide Perovskites for Solar Cells journal September 2017
Organic Cation Rotation and Immobilization in Pure and Mixed Methylammonium Lead-Halide Perovskites journal March 2017
Time-Resolved IR Spectroscopy Reveals a Mechanism with TiO 2 as a Reversible Electron Acceptor in a TiO 2 –Re Catalyst System for CO 2 Photoreduction journal January 2017
Charge Separation in Intermixed Polymer:PC 70 BM Photovoltaic Blends: Correlating Structural and Photophysical Length Scales as a Function of Blend Composition journal May 2017
Vibrational Energy Mediates Charge Separation in Organic Photovoltaic Materials journal November 2010
Impact of Structural Polymorphs on Charge Collection and Nongeminate Recombination in Organic Photovoltaic Devices journal November 2018
MICROSPECTROSCOPY:Imaging Molecular Chemistry with Infrared Microscopy journal August 1999
Low surface recombination velocity in solution-grown CH3NH3PbBr3 perovskite single crystal journal August 2015
Turning on the Protonation-First Pathway for Electrocatalytic CO 2 Reduction by Manganese Bipyridyl Tricarbonyl Complexes journal February 2017
Direct Observation of a Charge-Transfer State Preceding High-Yield Singlet Fission in Terrylenediimide Thin Films journal December 2016
Ultrafast interligand electron transfer in cis -[Ru(4,4′-dicarboxylate-2,2′-bipyridine) 2 (NCS) 2 ] 4− and implications for electron injection limitations in dye sensitized solar cells journal January 2018
Computing vibrational spectra from ab initio molecular dynamics journal January 2013
Singlet Fission in Covalent Terrylenediimide Dimers: Probing the Nature of the Multiexciton State Using Femtosecond Mid-Infrared Spectroscopy journal June 2018
Domain Compositions and Fullerene Aggregation Govern Charge Photogeneration in Polymer/Fullerene Solar Cells journal March 2014
Towards reliable charge-mobility benchmark measurements for organic semiconductors journal June 2014
Solution-Phase Singlet Fission in a Structurally Well-Defined Norbornyl-Bridged Tetracene Dimer journal June 2016
Vibrational Response of Methylammonium Lead Iodide: From Cation Dynamics to Phonon-Phonon Interactions journal September 2016
Exciplex Formation in Bimolecular Photoinduced Electron-Transfer Investigated by Ultrafast Time-Resolved Infrared Spectroscopy journal February 2014
Large-area perovskite solar cells – a review of recent progress and issues journal January 2018
Acceleration of Singlet Fission in an Aza-Derivative of TIPS-Pentacene journal June 2014
Transient 2D IR Spectroscopy of Charge Injection in Dye-Sensitized Nanocrystalline Thin Films journal December 2009
Maximizing Singlet Fission in Organic Dimers: Theoretical Investigation of Triplet Yield in the Regime of Localized Excitation and Fast Coherent Electron Transfer journal November 2010
Covalently linking CuInS 2 quantum dots with a Re catalyst by click reaction for photocatalytic CO 2 reduction journal January 2018
Solution-Processable Singlet Fission Photovoltaic Devices journal December 2014
Using Heterodyne-Detected Electronic Sum Frequency Generation To Probe the Electronic Structure of Buried Interfaces journal August 2017
Random Copolymers Allow Control of Crystallization and Microphase Separation in Fully Conjugated Block Copolymers journal October 2018
Singlet Fission Involves an Interplay between Energetic Driving Force and Electronic Coupling in Perylenediimide Films journal January 2018
A transferable model for singlet-fission kinetics journal May 2014
Real-Time Observation of Organic Cation Reorientation in Methylammonium Lead Iodide Perovskites journal August 2015
Sub-Picosecond Singlet Exciton Fission in Cyano-Substituted Diaryltetracenes journal June 2015
Vibronically coherent ultrafast triplet-pair formation and subsequent thermally activated dissociation control efficient endothermic singlet fission. text January 2017
Strongly exchange-coupled triplet pairs in an organic semiconductor text January 2016
Direct Femtosecond Observation of Tight and Loose Ion Pairs upon Photoinduced Bimolecular Electron Transfer journal November 2008
Dynamic Disorder Dominates Delocalization, Transport, and Recombination in Halide Perovskites journal September 2019
Picosecond near-to-mid-infrared absorption of pulse-injected small polarons in magnesium doped lithium niobate other January 2018

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