Publications – Ratcliff Lab

Photophysical Properties and Phase Behavior of Ultrawide Photovoltaic Bandgap Cesium–Lead-Based Triple Halide Perovskites. Chemistry of Materials, 2026, https://doi.org/10.1021/acs.chemmater.5c02577

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Activated Corrosion and Recovery in Lead Mixed-Halide Perovskites Revealed by Dynamic Near-Ambient Pressure X-ray Photoelectron Spectroscopy. Journal of the American Chemical Society, 2025, https://doi.org/10.1021/jacs.5c00668

Ratcliff, E., Stingelin, N. Terra incognita unravelled. Nature Materials, 2024. https://doi.org/10.1038/s41563-024-02047-z

Introducing Interface Redox Processes in Faradaic Floating Gate Organic Electrochemical Sensors to Improve Sensor Function in Complex Environments. ACS Applied Electronic Materials, 2024, 6, 5, 3127–3137. https://doi.org/10.1021/acsaelm.3c01530

Role of Side-Chain Free Volume on the Electrochemical Behavior of Poly(propylenedioxythiophenes). Chemistry of Materials, 2024, 36, 6, 2634–2641. https://doi.org/10.1021/acs.chemmater.3c02122

Reducing delamination of an electron-transporting polymer from a metal oxide for electrochemical applications. Chemical Communications, 2024, 60, 988-991. https://doi.org/10.1039/D3CC05391A

Defect Quantification in Metal Halide Perovskites Anticipates Photoluminescence and Photovoltaic Performance. ACS Energy Letters, 2024, 9, 1, 243–252. https://doi.org/10.1021/acsenergylett.3c02157

Advancing Ultrasensitive, Drift-Correcting Dual Floating Gate Organic Electrochemical Transistors for Yeast Sensing. Chemistry of Materials, 2024, 36, 1, 324–331. https://doi.org/10.1021/acs.chemmater.3c02164

Soft Materials for Photoelectrochemical Fuel Production ACS Energy Letters. 2023, 8, 12, 5116–5127. https://doi.org/10.1021/acsenergylett.3c01782

Distinguishing photo-induced oxygen attack on alkyl chain versus conjugated backbone for alkylthienyl-benzodithiophene (BDTT)-based push–pull polymers. Journal of Materials Chemistry A, 2023, 11, 17858-17871. https://doi.org/10.1039/D3TA03256Fhttps://doi.org/10.1039/D3TA03256F

Watching Polarons Move in the Energy and Frequency Domains Using Color Impedance Spectroscopy. Chemistry of Materials, 2022, 34, 23, 10691–10700. https://doi.org/10.1021/acs.chemmater.2c02831

How Low Can You Go? Defect Quantification at the 10¹⁵ cm^–3 Level in Mixed-Cation Perovskites Using Differential Pulse Voltammetry. ACS Energy Letters, 2022, 7, 11, 4017-4027. https://doi.org/10.1021/acsenergylett.2c02033

New Perylene Diimide Ink for Interlayer Formation in Air-Processed Conventional Organic Photovoltaic Devices. ACS Applied Materials & Interfaces, 2022, 14, 38, 43558–43567. https://doi.org/10.1021/acsami.2c12281

Metastable Dion-Jacobson 2D structure enables efficient and stable perovskite solar cells. Science, 2021, 375, 6576, 71-76. https://doi.org/10.1126/science.abj2637

Rationalizing energy level alignment by characterizing Lewis acid/base and ionic interactions at printable semiconductor/ionic liquid interfaces. Materials Horizons, 2022, 9, 471-481. https://doi.org/10.1039/D1MH01306H

Enhanced Infrared Photodiodes Based on PbS/PbCl_x Core/Shell Nanocrystals. ACS Applied Materials Interfaces 2021, 13, 49, 58916–58926. https://doi.org/10.1021/acsami.1c18263

Tuning Organic Electrochemical Transistor (OECT) Transconductance toward Zero Gate Voltage in the Faradaic Mode. ACS Applied Materials & Interfaces 2021, 13, 42, 50176–50186. https://doi.org/10.1021/acsami.1c13009

Zinc Oxide-Perylene Diimide Hybrid Electron Transport Layers for Air-Processed Inverted Organic Photovoltaic Devices. ACS Applied Materials & Interfaces, 2021, 13, 41, 49096–49103. https://doi.org/10.1021/acsami.1c15251

A Multi-modal Approach to Understanding Degradation of Organic Photovoltaic Materials. ACS Applied Materials & Interfaces, 2021, 13, 37, 44641–44655. https://doi.org/10.1021/acsami.1c12321

High-performance methylammonium-free ideal-band-gap perovskite solar cells. Matter, 2021, 4, 4, 1365-1376. https://doi.org/10.1016/j.matt.2021.01.003

Defect quantification in metal halide perovskites: the solid-state electrochemical alternative. Energy Environmental Science, 2021, 14, 4840-4846. https://doi.org/10.1039/D1EE01525G

Surface-Activated Corrosion in Tin–Lead Halide Perovskite Solar Cells ACS Energy Letters. 2020, 5, 11, 3344-3351. https://doi.org/10.1021/acsenergylett.0c01445

Slot-Die-Coated Ternary Organic Photovoltaics for Indoor Light Recycling ACS Applied Materials & Interfaces. 2020, 12, 39, 43684–43693. https://doi.org/10.1021/acsami.0c11809

Overcoming Redox Reactions at Perovskite-Nickel Oxide Interfaces to Boost Voltages in Perovskite Solar Cells. Joule, 2020, 4, 8, 1759-1775. https://doi.org/10.1016/j.joule.2020.06.004

Thermally Induced Formation of HF₄TCNQ^– in F₄TCNQ-Doped Regioregular P3HT. The Journal of Physical Chemistry Letters, 2020, 11, 16, 6586–6592. https://doi.org/10.1021/acs.jpclett.0c01673

Impact of Self-Assembled Monolayer Design and Electrochemical Factors on Impedance-Based Biosensing. Sensors 2020, 20(8), 2246. https://doi.org/10.3390/s20082246

Ion diffusion coefficients in poly(3-alkylthiophenes) for energy conversion and biosensing: role of side-chain length and microstructure. Journal of Materials Chemistry C, 2020, 8, 13319-13327. https://doi.org/10.1039/D0TC03690K

Nanoscale Visualization and Multiscale Electrochemical Analysis of Conductive Polymer Electrodes. ACS Nano, 2019, 13, 11, 13271–13284. https://doi.org/10.1021/acsnano.9b06302

Stability of Charge Transfer States in F4TCNQ-Doped P3HT. Chemistry of Materials, 2019, 31, 17, 6986–6994. https://doi.org/10.1021/acs.chemmater.9b01549

Intersystem Subpopulation Charge Transfer and Conformational Relaxation Preceding in Situ Conductivity in Electrochemically Doped Poly(3-hexylthiophene) Electrodes. Chemistry of Materials, 2019, 31, 17, 6870–6879. https://doi.org/10.1021/acs.chemmater.9b01298

Microstructure-dependent electrochemical properties of chemical-vapor deposited poly(3,4-ethylenedioxythiophene) (PEDOT) films. Synthetic Metals, 2019, 253, 26–33. https://doi.org/10.1016/j.synthmet.2019.04.022

High-Throughput Experimental Study of Wurtzite Mn_1-xZn_xO Alloys for Water Splitting Applications. ACS Omega, 2019, 4, 4, 7436–7447. https://doi.org/10.1021/acsomega.8b03347

Stability of push–pull small molecule donors for organic photovoltaics: spectroscopic degradation of acceptor endcaps on benzo[1,2-b:4,5-b′]dithiophene cores. Journal of Materials Chemistry A, 2019, 7, 34, 19984–19995. https://doi.org/10.1039/C9TA06310B

Correlation of Coexistent Charge Transfer States in F4TCNQ-Doped P3HT with Microstructure. The Journal of Physical Chemistry Letters, 2018, 9, 23, 6871–6877. https://doi.org/10.1021/acs.jpclett.8b03104

Controlling the Kinetics of Charge Transfer at Conductive Polymer/Liquid Interfaces through Microstructure. The Journal of Physical Chemistry C, 2018, 122, 37, 21210–21215. https://doi.org/10.1021/acs.jpcc.8b06861

Energy Level Alignment of Molybdenum Oxide on Colloidal Lead Sulfide (PbS) Thin Films for Optoelectronic Devices. ACS Applied Materials & Interfaces, 2018, 10, 30, 24981–24986. https://doi.org/10.1021/acsami.8b07651

Normal and inverted regimes of charge transfer controlled by density of states at polymer electrodes. Nature Communications, 2017, 8, 1, 1048. https://doi.org/10.1038/s41467-017-01264-2

Critical Interface States Controlling Rectification of Ultrathin NiO–ZnO p–n Heterojunctions. ACS Applied Materials & Interfaces, 2017, 9, 36, 31111–31118. https://doi.org/10.1021/acsami.7b08899

Influence of Backbone Fluorination in Regioregular Poly(3-alkyl-4-fluoro)thiophenes. Journal of the American Chemical Society, 2015, 137, 21, 6866–6879. https://doi.org/10.1021/jacs.5b02785

Recently published works from LISPEM