Publications
2025:
Narayanan, P.; Hamid, R.; Pucurimay, L.; Segura Lecina, O.; Carwithen, B. P.; Schopp, B.; Edwards, J. S.; Adeyeye, N. A.; Feng, D.; Hait, D.; Martinez, T. J.; Schmidt, T. W.; Nielsen, M. P.; Tayebjee, M. J. Y.; Katz, M. A.; Congreve, Visible Imaging of Incoherent 1200-nm Light via Triplet--Triplet Annihilation Upconversion. arxiv 2025. https://arxiv.org/abs/2510.15184
Gallegos, A. O.; Zhou, Q.; Schloemer, T. H; Yen, H. C.; Frohna, K.; Congreve, D. N. Accelerating micro/nanoscale 3D printing. MRS Communications 2025, https://doi.org/10.1557/s43579-025-00846-2
Fernández, S.; Hu, M.; Congreve, D. N. Kelvin probe force microscopy maps the chiral-induced spin selectivity effect in chiral halide perovskites. National Science Review 2025, 12 (11), nwaf456. https://doi.org/10.1093/nsr/nwaf456
Zhou, Q.; Yen, H. C.; Lan, Q.; Gallegos, A. O.; Hu, M.; Frohna, K.; Niese, H.; Lin, D.; Murrietta, N.; Narayanan, P.; Schloemer, T. H.; Pucurimay, L.; Fernández, S.; Seitz, M.; Congreve, D. N. Low Power, Scalable Nanofabrication via Photon Upconservion. arXiv 2025. https://arxiv.org/abs/2508.16668
Burroughs, M. C.; Quirk, E. L.; Wirtz, B. M.; Schloemer, T. H.; Congreve, D. N.; Mai, D. J. Light-Responsive Star Polymers for Reprocessable Network Formation and Deconstruction. Macromolecules 2025, 58 (12), 6066-6076. https://doi.org/10.1021/acs.macromol.5c00833.
Narayanan, P.; Hu, M.; Pucurimay, L; Gallegos, A. O.; Zhou, Q.; Belliveau, E.; Ahmed, G. H.; Fernández, S.; Michaels, W.; Murrietta, N.; Mutatu, V. E.; Feng, D.; Hamid, R.; Yap, K. M.; Schloemer, T. H.; Jaramillo, T. F.; Kats, M. A.; Congreve, D. N. Alleviating Parasitic Back Energy Transfer Enhances Thin Film Upconversion. Advanced Optical Materials 2025, 13 (7), 2500252. https://doi.org/10.1002/adom.202500252.
2024:
Harper, C. C.; Schloemer, T. H.; Jordan, J. S.; Heflin, N.; Narayanan, P.; Zhou, Q.; Congreve, D. N.; Williams, E. R. "Understanding the formation dynamics and physical properties of nanocapsules using charge detection mass spectrometry." ACS Nano 2024. https://doi.org/10.1021/acsnano.4c12461.
(No Jargon Version)
Hu, M.; Lyu, J.; Murrietta, N.; Fernández, S.; Michaels, W.; Zhou, Q.; Narayanan, P.; Congreve, D. N. 2D mixed halide perovskites for ultraviolet light-emitting diodes. Device 2024, 2 (11), 100511. https://doi.org/10.1016/j.device.2024.100511.
Fernández, S.; Anderson, C. E.; Boehm, A. B.; Congreve, D. N. Strengthening the academic pipeline for underrepresented students via early exposure to graduate education. Chem 2024, 10 (6), 1609–1619. https://doi.org/10.1016/j.chempr.2024.05.001.
Fernández, S.; Hu, M.; Congreve, D. N. Multifunctional displays with perovskite semiconductors. Nature Electronics 2024, 7 (5), 332–333. https://doi.org/10.1038/s41928-024-01173-5.
Hamid, R.; Feng, D.; Narayanan, P.; Edwards, J. S.; Hu, M.; Belliveau, E.; Kim, M.; Deshpande, S.; Wan, C.; Pucurimay, L.; Czaplewski, D. A.; Congreve, D. N.; Kats, M. A. "All-passive upconversion of incoherent near-infrared light at intensities down to 10^-7 W/cm^2." arXiv 2024. https://arxiv.org/abs/2411.18707.
2023:
Schloemer, T. H.; Narayanan, P.; Zhou, Q.; Belliveau, E.; Seitz, M.; Congreve, D. N. "Nanoengineering Triplet–Triplet Annihilation Upconversion: From Materials to Real-World Applications." ACS Nano 2023. https://doi.org/10.1021/acsnano.3c00543.
Burroughs, M. C.; Schloemer, T. H.; Congreve, D. N.; Mai, D. J. "Gelation Dynamics during Photo-Cross-Linking of Polymer Nanocomposite Hydrogels." ACS Polymers Au 2023. https://doi.org/10.1021/acspolymersau.2c00051.
Schloemer, T. H.; Sanders, S. N.; Narayanan, P.; Zhou, Q.; Hu, M.; Congreve, D. N. "Controlling the durability and optical properties of triplet–triplet annihilation upconversion nanocapsules." Nanoscale 2023, 15 (15), 6880–6889. https://doi.org/10.1039/d3nr00067b.
(No Jargon Version)
Hu, M.; Fernández, S.; Zhou, Q.; Narayanan, P.; Saini, B.; Schloemer, T. H.; Lyu, J.; Gallegos, A. O.; Ahmed, G. H.; Congreve, D. N. "Water additives improve the efficiency of violet perovskite light-emitting diodes." Matter 2023, 6 (7), 2356–2367. https://doi.org/10.1016/j.matt.2023.05.018.
(No Jargon Version)
Fernández, S.; Michaels, W.; Hu, M.; Narayanan, P.; Murrietta, N.; Gallegos, A. O.; Ahmed, G. H.; Lyu, J.; Gangishetty, M. K.; Congreve, D. N. "Trade-off between efficiency and stability in Mn2+-doped perovskite light-emitting diodes." Device 2023, 1 (2), 100017. https://doi.org/10.1016/j.device.2023.100017.
(No Jargon Version)
Hu, M.; Belliveau, E.; Wu, Y.; Narayanan, P.; Feng, D.; Hamid, R.; Murrietta, N.; Ahmed, G. H.; Kats, M. A.; Congreve, D. N. "Bulk heterojunction upconversion thin films fabricated via One-Step solution deposition." ACS Nano 2023, 17 (22), 22642–22655. https://doi.org/10.1021/acsnano.3c06955.
Schloemer, T. H.; Congreve, D. N. Smashing Photons: Changing the Color of Light Supercharges Solar Energy, 3D Printing, and Night Vision. IEEE Spectrum 2023, 60 (10), 44–49. https://doi.org/10.1109/mspec.2023.10271352.
He, G.; Churchill, E. M.; Parenti, K. R.; Zhang, J.; Narayanan, P.; Namata, F.; Malkoch, M.; Congreve, D. N.; Cacciuto, A.; Sfeir, M. Y.; Campos, L. M. Promoting multiexciton interactions in singlet fission and triplet fusion upconversion dendrimers. Nature Communications 2023, 14 (1). https://doi.org/10.1038/s41467-023-41818-1.
Zhou, Q.; Wirtz, B. M.; Schloemer, T. H.; Burroughs, M. C.; Hu, M.; Narayanan, P.; Lyu, J.; Gallegos, A. O.; Layton, C.; Mai, D. J.; Congreve, D. N. Spatially Controlled UV Light Generation at Depth using Upconversion Micelles. Advanced Materials 2023, 35 (46). https://doi.org/10.1002/adma.202301563.
2022:
Hu, M.; Belliveau, E.; Congreve, D. N. "Interfacial Charge Transfer States Enable Efficient Solid-State Upconversion." Matter 2022, 5 (8), 2542–2545. https://doi.org/10.1016/j.matt.2022.07.012.
Fakharuddin, A.; Gangishetty, M. K.; Abdi-Jalebi, M.; Chin, S.-H.; Yusoff, A. R. M.; Congreve, D. N.; Tress, W.; Deschler, F.; Vasilopoulou, M.; Bolink, H. J. "Perovskite Light-Emitting Diodes." Nature Electronics 2022, 5 (4), 203–216. https://doi.org/10.1038/s41928-022-00745-7.
Sanders, S. N.; Schloemer, T. H.; Gangishetty, M. K.; Anderson, D.; Seitz, M.; Gallegos, A. O.; Stokes, R. C.; Congreve, D. N. "Triplet fusion upconversion nanocapsules for volumetric 3D printing." Nature 2022, 604 (7906), 474–478. https://doi.org/10.1038/s41586-022-04485-8.
(No Jargon Version)
Ahmed, G. H.; Liu, Y.; Bravić, I.; Ng, X.; Heckelmann, I.; Narayanan, P.; Fernández, M. S.; Monserrat, B.; Congreve, D. N.; Feldmann, S. "Luminescence enhancement due to symmetry breaking in doped halide perovskite nanocrystals." Journal of the American Chemical Society 2022, 144 (34), 15862–15870. https://doi.org/10.1021/jacs.2c07111.
Schloemer, T. H.; Sanders, S. N.; Zhou, Q.; Narayanan, P.; Hu, M.; Gangishetty, M. K.; Anderson, D.; Seitz, M.; Gallegos, A. O.; Stokes, R. C.; Congreve, D. N. "Triplet Fusion UpConversion Nanocapsule Synthesis." Journal of Visualized Experiments 2022, No. 187. https://doi.org/10.3791/64374.
2021:
Seitz, M.; Meléndez, M.; York, P.; Kurtz, D. A.; Magdaleno, A. J.; Alcázar, N.; Gangishetty, M. K.; Delgado-Buscalioni, R.; Congreve, D. N.; Prins, F. "Halide Mixing Inhibits Exciton Transport in Two-Dimensional Perovskites Despite Phase Purity." arXiv 2021, arXiv:2107.06560. https://arxiv.org/abs/2107.06560.
Feldmann, S.; Gangishetty, M. K.; Bravić, I.; Neumann, T.; Peng, B.; Winkler, T.; Friend, R. H.; Monserrat, B.; Congreve, D. N.; Deschler, F. "Charge Carrier Localization in Doped Perovskite Nanocrystals Enhances Radiative Recombination." Journal of the American Chemical Society 2021. https://doi.org/10.1021/jacs.1c01567.
Seitz, M.; Meléndez, M.; Alcázar‐Cano, N.; Congreve, D. N.; Delgado‐Buscalioni, R.; Prins, F. "Mapping the Trap‐State Landscape in 2D Metal‐Halide Perovskites Using Transient Photoluminescence Microscopy." Advanced Optical Materials 2021, 200187 https://doi.org/10.1002/adom.202001875
Gallegos, A. O.; Ahmed, G. H.; Schloemer, T. H.; Congreve, D. N. Reflections on hosting summer undergraduate researchers in the midst of a pandemic. Matter 2021, 4 (10), 3074–3077. https://doi.org/10.1016/j.matt.2021.09.013.
Before Stanford:
Fallon, K. J.; Churchill, E. M.; Sanders, S. N.; Shee, J.; Weber, J. L.; Meir, R.; Jockusch, S.; et al. "Molecular Engineering of Chromophores to Enable Triplet–Triplet Annihilation Upconversion." Journal of the American Chemical Society 2020. https://doi.org/10.1021/jacs.0c06386
Hoye, R. L. Z.; Fakharuddin, A.; Congreve, D. N.; Wang, J.; Schmidt-Mende, L. "Light Emission from Perovskite Materials." APL Materials 2020. https://doi.org/10.1063/5.0019554
Gangishetty, M. K.; Sanders, S. N.; Congreve, D. N. MN2+ Doping enhances the brightness, efficiency, and stability of bulk perovskite Light-Emitting diodes. ACS Photonics 2019, 6 (5), 1111–1117. https://doi.org/10.1021/acsphotonics.9b00142.
Sanders, S. N.; Gangishetty, M. K.; Sfeir, M. Y.; Congreve, D. N. Photon upconversion in aqueous nanodroplets. Journal of the American Chemical Society 2019, 141 (23), 9180–9184. https://doi.org/10.1021/jacs.9b03992.
Pun, A. B.; Campos, L. M.; Congreve, D. N. Tunable Emission from Triplet Fusion Upconversion in Diketopyrrolopyrroles. Journal of the American Chemical Society 2019, 141 (9), 3777–3781. https://doi.org/10.1021/jacs.8b11796.
(No Jargon Version)
Ravetz, B. D.; Pun, A. B.; Churchill, E. M.; Congreve, D. N.; Rovis, T.; Campos, L. M. Photoredox catalysis using infrared light via triplet fusion upconversion. Nature 2019, 565 (7739), 343–346. https://doi.org/10.1038/s41586-018-0835-2.
Pun, A. B.; Sanders, S. N.; Sfeir, M. Y.; Campos, L. M.; Congreve, D. N. Annihilator dimers enhance triplet fusion upconversion. Chemical Science 2019, 10 (14), 3969–3975. https://doi.org/10.1039/c8sc03725f.
Futscher, M. H.; Gangishetty, M. K.; Congreve, D. N.; Ehrler, B. "Quantifying Mobile Ions in Perovskite-Based Devices with Temperature-Dependent Capacitance Measurements: Frequency versus Time Domain." arXiv 2019, arXiv:1910.09354. https://arxiv.org/abs/1910.09354
Perkinson, C. F.; Tabor, D. P.; Einzinger, M.; Sheberla, D.; Utzat, H.; Lin, T.; Congreve, D. N.; Bawendi, M. G.; Aspuru-Guzik, A.; Baldo, M. A. "Discovery of Blue Singlet Exciton Fission Molecules via a High-Throughput Virtual Screening and Experimental Approach." The Journal of Chemical Physics 2019, 151, 121102. https://doi.org/10.1063/1.5114789
Einzinger, M.; Wu, T.; Smith, H. L.; Perkinson, C. F.; Nienhaus, L.; Wieghold, S.; Congreve, D. N.; Kahn, A.; Bawendi, M. G.; Baldo, M. A. "Sensitization of Silicon by Singlet Exciton Fission in Tetracene." Nature 2019, 571, 90–94. https://doi.org/10.1038/s41586-019-1339-4
Hou, S.; Gangishetty, M. K.; Quan, Q.; Congreve, D. N. "Efficient Blue and White Perovskite Light-Emitting Diodes via Manganese Doping." Joule 2018, 2 (11), 2421–2433. https://doi.org/10.1016/j.joule.2018.08.005.
(No Jargon Version)
Gangishetty, M. K.; Hou, S.; Quan, Q.; Congreve, D. N. "Reducing Architecture Limitations for Efficient Blue Perovskite Light‐Emitting Diodes." Advanced Materials 2018, 30 (20). https://doi.org/10.1002/adma.201706226.
Pun, A. B.; Sanders, S. N.; Kumarasamy, E.; Sfeir, M. Y.; Congreve, D. N.; Campos, L. M. "Triplet Harvesting from Intramolecular Singlet Fission in Polytetracene." Advanced Materials 2017, 29 (41). https://doi.org/10.1002/adma.201701416
Congreve, D. N.; et al. "Tunable Light-Emitting Diodes Utilizing Quantum-Confined Layered Perovskite Emitters." ACS Photonics 2017, 4 (3), 476–481. https://doi.org/10.1021/acsphotonics.6b00963
Wu, M.; Congreve, D. N.; Wilson, M. W. B.; et al. "Solid-State Infrared-to-Visible Upconversion Sensitized by Colloidal Nanocrystals." Nature Photonics 2016, 10 (1), 31–34. https://doi.org/10.1038/nphoton.2015.226
Deotare, P. B.; Chang, W.; Hontz, E.; Congreve, D. N.; Shi, L.; et al. "Nanoscale Transport of Charge Transfer States in Organic Donor–Acceptor Blends." Nature Materials 2015, 14 (11), 1130–1134. https://doi.org/10.1038/nmat4424
Hontz, E.; Chang, W.; Congreve, D. N.; Baldo, M. A.; Van Voorhis, T. "The Role of Electron-Hole Separation in Thermally Activated Delayed Fluorescence in Donor–Acceptor Blends." The Journal of Physical Chemistry C 2015, 119 (45), 25591–25597. https://doi.org/10.1021/acs.jpcc.5b07340
Wu, T. C.; Congreve, D. N.; Baldo, M. A. "Solid-State Photon Upconversion Utilizing Thermally-Activated-Delayed-Fluorescence Molecules as Triplet Sensitizer." Applied Physics Letters 2015, 107 (3), 031103. https://doi.org/10.1063/1.4926914
Chang, W.; Congreve, D. N.; et al. "Spin-Dependent Charge Transfer State Design Rules in Organic Photovoltaics." Nature Communications 2015, 6, 6415. https://doi.org/10.1038/ncomms7415
Thompson, N. J.; Wilson, M. W. B.; Congreve, D. N.; et al. "Energy Harvesting of Non-Emissive Triplet Excitons in Tetracene by Emissive PbS Nanocrystals." Nature Materials 2014, 13, 1039–1043. https://doi.org/10.1038/nmat4097
Wu, T. C.; Thompson, N. J.; Congreve, D. N.; et al. "Singlet Fission Efficiency in Tetracene-Based Organic Solar Cells." Applied Physics Letters 2014, 104 (19). https://doi.org/10.1063/1.4876600
Thompson, N. J.; Hontz, E.; Congreve, D. N.; et al. "Nanostructured Singlet Fission Photovoltaics Subject to Triplet–Charge Annihilation." Advanced Materials 2014, 26 (9), 1366–1371. https://doi.org/10.1002/adma.201304588
Yost, S. R.; Lee, J.; Wilson, M. W. B.; Wu, T.; McMahon, D. P.; Parkhurst, R. R.; Thompson, N. J.; Congreve, D. N.; et al. "A Transferable Model for Singlet-Fission Kinetics." Nature Chemistry 2014, 6 (6), 492–497. https://doi.org/10.1038/nchem.1945
Congreve, D. N.; Lee, J.; Thompson, N. J.; et al. "External Quantum Efficiency above 100% in a Singlet-Exciton-Fission-Based Organic Photovoltaic Cell." Science 2013, 340 (6130), 334–337. https://doi.org/10.1126/science.1232994
Lee, J.; Jadhav, P.; Reusswig, P. D.; Yost, S. R.; Thompson, N. J.; Congreve, D. N.; et al. "Singlet Exciton Fission Photovoltaics." Accounts of Chemical Research 2013, 46 (6), 1300–1311. https://doi.org/10.1021/ar300288e
Thompson, N. J.; Congreve, D. N.; Goldberg, D.; et al. "Slow Light Enhanced Singlet Exciton Fission Solar Cells with a 126% Yield of Electrons per Photon." Applied Physics Letters 2013, 103 (26). https://doi.org/10.1063/1.4858176
Reusswig, P. D.; Congreve, D. N.; Thompson, N. J.; Baldo, M. A. "Enhanced External Quantum Efficiency in an Organic Photovoltaic Cell via Singlet Fission Exciton Sensitizer." Applied Physics Letters 2012, 101 (11). https://doi.org/10.1063/1.4752445