Publications


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Highlighted Research
*Denotes Co-First Authorship

2024 - NU to TTU Transition


Decellularized biohybrid nerve promotes motor axon projections


Abijeet Singh Mehta, Sophia L. Zhang, Xinran Xiea, Shreyaa Khanna, Joshua Tropp, Xudong Ji, Rachel Daso, Colin K. Franz, Sumanas W. Jordan, Jonathan Rivnay

Adv. Health. Mater., Early View, 2024, p. 2401875


Rational Design of NIR-II Emitting Conjugated Polymer Derived Nanoparticles for Image-Guided Cancer Interventions


Nikita Gill, Indrajit Srivastava, Joshua Tropp

Adv. Health. Mater., Early View, 2024, p. 2401297


Direct quantification of ion composition and mobility in organic mixed ionic-electronic conductors


Ruiheng Wu, Xudong Ji, Qing Ma, Bryan D Paulsen, Joshua Tropp, Jonathan Rivnay

Sci. Adv., vol. 10(17), 2024 Apr 26, pp. eadn8628


Aligned Bioelectronic Polypyrrole/Collagen Constructs for Peripheral Nerve Interfacing


Ryan P. Trueman, Owein Guillemot-Legris, Henry T. Lancashire, Abijeet S. Mehta, Joshua Tropp, Rachel E. Daso, Jonathan Rivnay, Alethea B. Tabor, James B. Phillips, Bob C. Schroeder

Adv. Eng. Mater., vol. 26(6), 2024 Mar 1, p. 2301488


Decoupling the Influence of Poly(3,4-Ethylenedioxythiophene)-Collagen Composite Characteristics on Cell Stemness


Rebecca L. Keate, Joshua Tropp, Ruiheng Wu, Anthony J. Petty II, Guillermo A. Ameer, Jonathan Rivnay

Adv. Sci., Early View, 2024 Feb 13, p. 2305562


Conducting polymer nanoparticles with intrinsic aqueous dispersibility for conductive hydrogels


Joshua Tropp, Caralyn P. Collins, Xinran Xie, Rachel E. Daso, Abijeet Singh Mehta, Shiv P. Patel, Manideep M. Reddy, Sophia E. Levin, Cheng Sun, Jonathan Rivnay

Adv. Mater., vol. 36(1), 2024 Jan 1, p. 2306691


2023 - Northwestern University


Organic Mixed Conductors for Electrochemical Transistors


Joshua Tropp, Dilara Meli, Jonathan Rivnay

Matter, vol. 6(10), 2023, pp. 3132-3164


Revealing the Impact of Molecular Weight on Mixed Conduction in Glycolated Polythiophenes Through Electrolyte Choice


Joshua Tropp*, Dilara Meli*, Ruiheng Wu, Bohan Xu, Samuel Hunt, Jason Azoulay, Bryan Paulsen, Jonathan Rivnay

ACS. Mater. Lett., vol. 5, 2023, pp. 1367-1375


2022- Northwestern University


Receptor Induced Doping of Conjugated Polymer Transistors: A Strategy for Selective and Ultrasensitive Phosphate Detection in Complex Aqueous Environments


Anthony R. Benasco, Joshua Tropp, Vikash Kaphle, Yusheng Chen, Wei Zhao, Naresh Eedugurala, Tse Nga Ng, Amar H. Flood, Jason D. Azoulay

Advanced Electronic Materials, vol. 8(7), 2022, p. 2101353


Sources and Mechanism of Degradation in p-Type Thiophene-Based Organic Electrochemical Transistors


Emily A Schafer, Ruiheng Wu, Dilara Meli, Joshua Tropp, Maximilian Moser, Iain McCulloch, Bryan D Paulsen, Jonathan Rivnay

ACS Applied Electronic Materials, vol. 4(4), 2022, pp. 1391–1404


How Early-Career Scientists Responded with Resiliency to the Space Created by the COVID-19 Pandemic (Editorial)


Fun Man Fung, Safia Z Jilani, Monica L Ohnsorg, Rebecca L Pinals, Mohit Saraf, Joshua Tropp, Peter Carlton

ACS Central Science, vol. 8(3), 2022, pp. 294-296


Versatile Poly(3,4-ethylenedioxythiophene) Polyelectrolytes for Bioelectronics by Incorporation of an Activated Ester


Joshua Tropp, Abijeet Mehta, Ruiheng Wu, Manideep Reddy, Shiv Patel, Anthony Petty, Jonathan Rivnay

Chem. Mater., vol. 35, 2022, pp. 41-50


A Sensor Array for the Ultrasensitive Discrimination of Heavy Metal Pollutants in Seawater


Michael H. Ihde*, Joshua Tropp*, Miguel Diaz, Alan M. Shiller, Jason D. Azoulay, Marco Bonizzoni, (* denotes co-first)

Advanced Functional Materials, vol. 32(33), 2022, p. 2112634


3D-printed electroactive hydrogel architectures with sub-100 μm resolution promote myoblast viability


Rebecca L. Keate, Joshua Tropp, Caralyn Collins, Henry Oliver T. Ware, Anthony J. Petty II, Guillermo Ameer, Cheng Sun, Jonathan Rivnay

Macromolecular Biosciences, vol. 22(8), 2022, p. 2200103


The effect of residual palladium on the performance of organic electrochemical transistors


Sophie Griggs, Adam Marks, Dilara Meli, Gonzague Rebetezc, Olivier Bardagotc, Bryan D. Paulsen, Hu Chen, Karrie Weaver, Mohamad I. Nugrahag, Emily A. Schafer, Joshua Tropp, Catherine M. Aitchison, Thomas D. Anthopoulos, Natalie Banerji, Jonathan Rivnay, Iain McCulloch

Nature Communications, vol. 13, 2022, p. 7964


2021 - USM to NU Transition


Design of biodegradable and biocompatible conjugated polymers for bioelectronics


Joshua Tropp, Jonathan Rivnay

Journal of Materials Chemistry C, vol. 9(39), 2021, pp. 13543-13556


Organic electrochemical transistors – from device models to a targeted design of materials


Pushpa Raj Paudel, Joshua Tropp, Vikash Kaphle, Jason D Azoulay, Björn Lüssem

Journal of Materials Chemistry C, vol. 9(31), 2021, pp. 9761-9790


A Collagen-Conducting Polymer Composite with Enhanced Chondrogenic Potential


Rebecca L. Keate, Joshua Tropp, Carlos Serna III, Jonathan Rivnay

Cellular and Molecular Bioengineering, issue 14, 2021, pp. 501–512


2020 - University of Southern Mississippi


Gold‐Catalyzed C− H Functionalization Polycondensation for the Synthesis of Aromatic Polymers


Eric R King, Joshua Tropp, Naresh Eedugurala, Lauren E Gonce, Sonia Stanciu, Jason D Azoulay

Angewandte Chemie, vol. 59(49), 2020, pp. 21971-21975


A sensor array for the nanomolar detection of azo dyes in water


Joshua Tropp, Michael H. Ihde, Erin R. Crater, Noel C. Bell, Rimsha Bhatta, Ian C. Johnson, Marco Bonizzoni, Jason D. Azoulay

ACS sensors, vol. 5(6), 2020, pp. 1541-1547


Molecular Au (I) complexes in the photosensitized photocatalytic CO2 reduction reaction


Shakeyia Davis, Dinesh Nugegoda, Joshua Tropp, Jason D Azoulay, Jared H Delcamp

MRS Communications, vol. 10(2), 2020, pp. 252-258


Tunable adhesion from stoichiometry-controlled and sequence-defined supramolecular polymers emerges hierarchically from cyanostar-stabilized anion–anion linkages


Wei Zhao, Joshua Tropp, Bo Qiao, Maren Pink, Jason D Azoulay, Amar H Flood

Journal of the American Chemical Society, vol. 142(5), 2020, pp. 2579-2591


2019 - University of Southern Mississippi


Thiol–Ene Click Post-Polymerization Modification of a Fluorescent Conjugated Polymer for Parts-per-Billion Pyrophosphate Detection in Seawater


Abagail K Williams*, Joshua Tropp*, Erin R Crater, Naresh Eedugurala, Jason D Azoulay, (* denotes co-first)

ACS Applied Polymer Materials, vol. 1(3), 2019, pp. 309–314


A high-spin ground-state donor-acceptor conjugated polymer


Alex E London, H Chen, MA Sabuj, Joshua Tropp, M Saghayezhian, Naresh Eedugurala, BA Zhang, Y Liu, Xiaodan Gu, BM Wong, N Rai, MK Bowman, Jason D Azoulay

Science advances, vol. 5(5), 2019, pp. eaav2336


A sensor array for the discrimination of polycyclic aromatic hydrocarbons using conjugated polymers and the inner filter effect


Joshua Tropp, Michael H Ihde, Abagail K Williams, Nicholas J White, Naresh Eedugurala, Noel C Bell, Jason D Azoulay, Marco Bonizzoni

Chemical science, vol. 10(44), 2019, pp. 10247-10255


Linear supramolecular polymers driven by anion–anion dimerization of difunctional phosphonate monomers inside cyanostar macrocycles


Wei Zhao, Bo Qiao, Joshua Tropp, Maren Pink, Jason D Azoulay, Amar H Flood

Journal of the American Chemical Society, vol. 141(12), 2019, pp. 4980-4989


2017 - University of Southern Mississippi


Donor–acceptor polymers with tunable infrared photoresponse


Alexander E London, Lifeng Huang, Benjamin A Zhang, M Belén Oviedo, Joshua Tropp, Weichuan Yao, Zhenghui Wu, Bryan M Wong, Tse Nga Ng, Jason D Azoulay

Polymer Chemistry, vol. 8(19), 2017, pp. 2922-2930