Recent Publications

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Publications in 2021

(102) Muthike, Angelar K., et al. “The Role of the Core Attachment Positioning in Triggering Intramolecular Singlet Exciton Fission in Perylene Diimide Tetramers.” The Journal of Physical Chemistry B 125.19 (2021): 5114-5131. Article Link

(101) Yuan, Dafei, et al. “Synergy between Photoluminescence and Charge Transport Achieved by Finely Tuning Polymeric Backbones for Efficient Light-Emitting Transistor.” Journal of the American Chemical Society 143.13 (2021): 5239-5246. Article Link

Publications in 2020

(100) Liu, Xunshan, et al. “Finely Designed P3HT-Based Fully Conjugated Graft Polymer: Optical Measurements, Morphology, and the Faraday Effect.” ACS Applied Materials & Interfaces 12.27 (2020): 30856-30861. Article Link

(99) Yuan, Dafei, et al. “Highly Emissive Semi-Ladder-Type Copolymers, Aggregation State, and Solution-Processed Organic Light-Emitting Transistor.” Chemistry of Materials 32.11 (2020): 4672-4680. Article Link

(98) Zhang, Zhen, et al. “BODIPY-containing polymers with ultralow band gaps and ambipolar charge mobilities.” Macromolecules 53.6 (2020): 2014-2020. Article Link

(97) Yuan, Dafei, et al. “Foldable semi-ladder polymers: novel aggregation behavior and high-performance solution-processed organic light-emitting transistors.” Chemical science 11.41 (2020): 11315-11321. Article Link

(96) Leonard, Ariel A., et al. “Photophysical implications of ring fusion, linker length, and twisting angle in a series of perylenediimide-thienoacene dimers.” Chemical science 11.27 (2020): 7133-7143. Article Link

(95) Carlotti, Benedetta, et al. “Activating intramolecular singlet exciton fission by altering Pi-bridge flexibility in perylene diimide trimers for organic solar cells.” Chemical science 11.33 (2020): 8757-8770. Article Link

(94) Fauvell, Thomas J., et al. “Effects of intra-and interchain interactions on exciton dynamics of PTB7 revealed by model oligomers.” Molecules 25.10 (2020): 2441. Article Link

(93) Liu, Xunshan, et al. “Photoinduced cationic polycondensation in solid state towards ultralow band gap conjugated polymers.” Journal of Materials Chemistry C 8.21 (2020): 7026-7033. Article Link

Publications in 2019

(92) Niklas, Jens, et al. “Polaron and exciton delocalization in oligomers of high-performance polymer PTB7.” Journal of the American Chemical Society 142.3 (2019): 1359-1366. Article Link

(91) Yuan, Dafei, et al. “Design of High-Performance Organic Light-Emitting Transistors.” ACS omega 5.1 (2019): 68-74. Article Link

(90) McCold, Cliff E., et al. “Molecular Control of Charge Carrier and Seebeck Coefficient in Hybrid Two-Dimensional Nanoparticle Superlattices.” The Journal of Physical Chemistry C 124.1 (2019): 17-24. Article Link

(89) Cai, Zhengxu, et al. “Exploration of Syntheses and Functions of Higher Ladder-type Pi-Conjugated Heteroacenes.” Chem 5.1 (2019): 245-247. Article Link

Publications in 2018

(88) Awais, Mohammad Ahmad, et al. “Molecular Design towards Controlling Charge Transport.” Chemistry-A European Journal 24.65 (2018): 17180-17187. Article Link

(87) Cai, Zhengxu, et al. “Exploration of syntheses and functions of higher ladder-type Pi-conjugated heteroacenes.” Chem 4.11 (2018): 2538-2570. Article Link

(86) Walwark Jr, David J., et al. “Conformational Flexibility Determines Electronic Coupling and Charge Transfer Character in Single Propeller-Shaped Perylene Diimide Tetramer Arrays.” The Journal of Physical Chemistry C 122.41 (2018): 23261-23270. Article Link

(85) Eshun, Audrey, et al. “Investigations of thienoacene molecules for classical and entangled two-photon absorption.” The Journal of Physical Chemistry A 122.41 (2018): 8167-8182. Article Link

(84) Ramachandran, Roohi, et al. “An electromechanical approach to understanding binding configurations in single-molecule devices.” Nano letters 18.10 (2018): 6638-6644. Article Link

(83) Varnavski, Oleg, et al. “Inhomogeneity of the ultrafast excited state dynamics in organic photovoltaic materials measured at nanoscale.” The Journal of Physical Chemistry C 122.38 (2018): 22201-22209. Article Link

(82) Carlotti, Benedetta, et al. “Charge Transfer and aggregation effects on the performance of planar vs twisted nonfullerene acceptor isomers for organic solar cells.” Chemistry of Materials 30.13 (2018): 4263-4276. Article Link

(81) Cai, Zhengxu, et al. “Synthesis of Alternating Donor-Acceptor Ladder-Type Molecules and Investigation of Their Multiple Charge-Transfer Pathways.” Angewandte Chemie 130.22 (2018): 6552-6558. Article Link

(80) Sharapov, Valerii, et al. “High performance ternary organic solar cells due to favored interfacial connection by a non-fullerene electron acceptor with cross-like molecular geometry.” The Journal of Physical Chemistry C 122.21 (2018): 11305-11311. Article Link

(79) Cai, Zhengxu, et al. “Enhancement in open-circuit voltage in organic solar cells by using ladder-type nonfullerene acceptors.” ACS applied materials & interfaces 10.16 (2018): 13528-13533. Article Link

(78) Wu, Qinghe, et al. “Intra-molecular charge transfer and electron delocalization in non-fullerene organic solar cells.” ACS applied materials & interfaces 10.12 (2018): 10043-10052. Article Link

Publications in 2017

(77) Cai, Zhengxu, et al. “Two photon absorption study of low-bandgap, fully conjugated perylene diimide-thienoacene-perylene diimide ladder-type molecules.” Chemistry of Materials 29.16 (2017): 6726-6732. Article Link

(76) Zhang, Na, et al. “A single-molecular AND gate operated with two orthogonal switching mechanisms.” Advanced Materials 29.28 (2017): 1701248. Article Link

(75) Mukherjee, Subhrangsu, et al. “Morphological characterization of fullerene and fullerene-free organic photovoltaics by combined real and reciprocal space techniques.” Journal of Materials Research 32.10 (2017): 1921-1934. Article Link

(74) Wu, Qinghe, et al. “Propeller-shaped acceptors for high-performance non-fullerene solar cells: importance of the rigidity of molecular geometry.” Chemistry of Materials 29.3 (2017): 1127-1133. Article Link

(73) Zheng, Tianyue, Alexander M. Schneider, and Luping Yu. “Stille polycondensation: a versatile synthetic approach to functional polymers.” Synthetic Methods for Conjugated Polymers and Carbon Materials 1 (2017). Article Link

(72) Zhang, Na, et al. “Molecular rectification tuned by through-space gating effect.” Nano letters 17.1 (2017): 308-312. Article Link

Publications in 2016

(71) Li, Lianwei, et al. “Donor-acceptor porous conjugated polymers for photocatalytic hydrogen production: The importance of acceptor comonomer.” Macromolecules 49.18 (2016): 6903-6909. Article Link

(70) Lo, Wai-Yip, et al. “Beyond molecular wires: design molecular electronic functions based on dipolar effect.” Accounts of chemical research 49.9 (2016): 1852-1863. Article Link

(69) Cai, Zhengxu, et al. “Exceptional single-molecule transport properties of ladder-type heteroacene molecular wires.” Journal of the American Chemical Society 138.33 (2016): 10630-10635. Article Link

(68) Li, Lianwei, et al. “Photocatalysts based on cobalt-chelating conjugated polymers for hydrogen evolution from water.” Chemistry of Materials 28.15 (2016): 5394-5399. Article Link

(67) Hsiao, Yu-Che, et al. “Revealing optically induced dipole-dipole interaction effects on charge dissociation at donor: acceptor interfaces in organic solar cells under device-operating condition.” Nano Energy 26 (2016): 595-602. Article Link

(66) Cai, Zhengxu, et al. “Controlled self-assembly of cyclophane amphiphiles: from 1D nanofibers to ultrathin 2D topological structures.” Macromolecules 49.14 (2016): 5172-5178. Article Link

(65) Li, Lianwei, et al. “Rational design of porous conjugated polymers and roles of residual palladium for photocatalytic hydrogen production.” Journal of the American Chemical Society 138.24 (2016): 7681-7686. Article Link

(64) Wu, Qinghe, et al. “Covalently Bound Clusters of Alpha-Substituted PDI-Rival Electron Acceptors to Fullerene for Organic Solar Cells.” Journal of the American Chemical Society 138.23 (2016): 7248-7251. Article Link

(63) Fauvell, Thomas J., et al. “Photophysical and morphological implications of single-strand conjugated polymer folding in solution.” Chemistry of Materials 28.8 (2016): 2814-2822. Article Link

(62) Pandit, Bill, et al. “Molecular Structure Controlled Transitions between Free-Charge Generation and Trap Formation in a Conjugated Copolymer Series.” The Journal of Physical Chemistry C 120.8 (2016): 4189-4198. Article Link

(61) Zhao, Donglin, et al. “Electron acceptors based on Alpha-substituted perylene diimide (PDI) for organic solar cells.” Chemistry of Materials 28.4 (2016): 1139-1146. Article Link

(60) Zheng, Tianyue, et al. “Synthesis of ladder-type thienoacenes and their electronic and optical properties.” Journal of the American Chemical Society 138.3 (2016): 868-875. Article Link

(59) Li, Lianwei, et al. “Proton-triggered switch based on a molecular transistor with edge-on gate.” Chemical science 7.5 (2016): 3137-3141. Article Link

Publications in 2015

(58) Lu, Luyao, et al. “Recent advances in bulk heterojunction polymer solar cells.” Chemical reviews 115.23 (2015): 12666-12731. Article Link

(57) Jung, In Hwan, et al. “Development and structure/property relationship of new electron accepting polymers based on thieno [2', 3': 4, 5] pyrido [2, 3-g] thieno [3, 2-c] quinoline-4, 10-dione for all-polymer solar cells.” Chemistry of Materials 27.17 (2015): 5941-5948. Article Link

(56) Lu, Luyao, et al. “Status and prospects for ternary organic photovoltaics.” Nature Photonics 9.8 (2015): 491-500. Article Link

(55) Cho, Sung, et al. “Solution phase exciton diffusion dynamics of a charge-transfer copolymer ptb7 and a homopolymer p3ht.” The Journal of Physical Chemistry B 119.24 (2015): 7447-7456. Article Link

(54) Niklas, Jens, et al. “Photoinduced dynamics of charge separation: from photosynthesis to polymer-fullerene bulk heterojunctions.” The Journal of Physical Chemistry B 119.24 (2015): 7407-7416. Article Link

(53) Lu, Luyao, et al. “High-performance ternary blend polymer solar cells involving both energy transfer and hole relay processes.” Nature communications 6.1 (2015): 1-7. Article Link

(52) Adegoke, Oluwasegun O., et al. “Effect of acceptor strength on optical and electronic properties in conjugated polymers for solar applications.” Journal of the American Chemical Society 137.17 (2015): 5759-5769. Article Link

(51) Basel, Tek, et al. “Optical, electrical, and magnetic studies of organic solar cells based on low bandgap copolymer with spin ? radical additives.” Advanced Functional Materials 25.12 (2015): 1895-1902. Article Link

(50) Lo, Wai-Yip, et al. “Edge-on gating effect in molecular wires.” Nano letters 15.2 (2015): 958-962. Article Link

(49) Lu, Luyao, et al. “Mechanistic studies of effect of dispersity on the photovoltaic performance of PTB7 polymer solar cells.” Chemistry of Materials 27.2 (2015): 537-543. Article Link

(48) Schneider, Alexander M., et al. “Wide bandgap OPV polymers based on pyridinonedithiophene unit with efficiency> 5%.” Chemical science 6.8 (2015): 4860-4866. Article Link

Publications in 2014

(47) Lu, Luyao, et al. “Match the interfacial energy levels between hole transport layer and donor polymer to achieve high solar cell performance.” The Journal of Physical Chemistry C 118.40 (2014): 22834-22839. Article Link

(46) Wen, Jianguo, et al. “Visualization of hierarchical nanodomains in polymer/fullerene bulk heterojunction solar cells.” Microscopy and Microanalysis 20.5 (2014): 1507-1513. Article Link

(45) Zheng, Tianyue, et al. “Roles of quinoidal character and regioregularity in determining the optoelectronic and photovoltaic properties of conjugated copolymers.” Macromolecules 47.18 (2014): 6252-6259. Article Link

(44) Huynh, Uyen, et al. “Optical properties of low bandgap copolymer PTB7 for organic photovoltaic applications.” Physical Chemistry of Interfaces and Nanomaterials XIII. Vol. 9165. International Society for Optics and Photonics, 2014. Article Link

(43) Lu, Luyao, et al. “Ternary blend polymer solar cells with enhanced power conversion efficiency.” Nature Photonics 8.9 (2014): 716-722. Article Link

(42) Lu, Luyao, and Luping Yu. “Understanding low bandgap polymer PTB7 and optimizing polymer solar cells based on it.” Advanced Materials 26.26 (2014): 4413-4430. Article Link

(41) Jung, In Hwan, et al. “Synthesis and search for design principles of new electron accepting polymers for all-polymer solar cells.” Chemistry of Materials 26.11 (2014): 3450-3459. Article Link

(40) Rolczynski, Brian S., et al. “Effects of exciton polarity in charge-transfer polymer/PCBM bulk heterojunction films.” The journal of physical chemistry letters 5.11 (2014): 1856-1863. Article Link

(39) Xu, Tao, et al. “Tuning the polarizability in donor polymers with a thiophenesaccharin unit for organic photovoltaic applications.” Advanced Functional Materials 24.22 (2014): 3432-3437. Article Link

(38) Hsiao, Yu-Che, et al. “Dielectric interface effects on surface charge accumulation and collection towards high-efficiency organic solar cells.” Journal of Applied Physics 115.15 (2014): 154506. Article Link

(37) Lu, Luyao, and Luping Yu. “Polymers for solar cells.” Encyclopedia of Polymeric Nanomaterials (2014): 1-9. Article Link

(36) Xu, Tao, and Luping Yu. “How to design low bandgap polymers for highly efficient organic solar cells.” Materials today 17.1 (2014): 11-15. Article Link

(35) Szarko, Jodi M., et al. “Photovoltaic function and exciton/charge transfer dynamics in a highly efficient semiconducting copolymer.” Advanced Functional Materials 24.1 (2014): 10-26. Article Link

Publications in 2013

(34) Yuan, Shengwen, et al. “A Highly Active and Support-Free Oxygen Reduction Catalyst Prepared from Ultrahigh-Surface-Area Porous Polyporphyrin.” Angewandte Chemie 125.32 (2013): 8507-8511. Article Link

(33) Lu, Luyao, et al. “The role of N-doped multiwall carbon nanotubes in achieving highly efficient polymer bulk heterojunction solar cells.” Nano letters 13.6 (2013): 2365-2369. Article Link

(32) Yu, Luping, and Yongye Liang. “Semiconducting polymers.” U.S. Patent No. 8,436,134. 7 May 2013. Article Link

(31) Yu, Luping, et al. “Porous polymeric materials for hydrogen storage.” U.S. Patent No. 8,410,185. 2 Apr. 2013. Article Link

(30) Son, Hae Jung, et al. “Synthesis and photovoltaic effect in dithieno [2, 3-d: 2', 3'-d'] benzo [1, 2-b: 4, 5-b'] dithiophene-based conjugated polymers.” Advanced Materials 25.6 (2013): 838-843. Article Link

(29) Lu, Luyao, et al. “Cooperative plasmonic effect of Ag and Au nanoparticles on enhancing performance of polymer solar cells.” Nano letters 13.1 (2013): 59-64. Article Link

(28) Niklas, Jens, et al. “Highly-efficient charge separation and polaron delocalization in polymer-fullerene bulk-heterojunctions: A comparative multi-frequency EPR and DFT study.” Physical Chemistry Chemical Physics 15.24 (2013): 9562-9574. Article Link

Publications in 2012

(27) You, Jingbi, et al. “Metal oxide nanoparticles as an electron-transport layer in high-performance and stable inverted polymer solar cells.” Advanced Materials 24.38 (2012): 5267-5272. Article Link

(26) Wang, Zhuo, et al. “Nanoporous porphyrin polymers for gas storage and separation.” Macromolecules 45.18 (2012): 7413-7419. Article Link

(25) Carsten, Bridget, et al. “Mediating solar cell performance by controlling the internal dipole change in organic photovoltaic polymers.” Macromolecules 45.16 (2012): 6390-6395. Article Link

(24) Mayukh, Mayank, et al. “Incremental optimization in donor polymers for bulk heterojunction organic solar cells exhibiting high performance.” Journal of Polymer Science Part B: Polymer Physics 50.15 (2012): 1057-1070. Article Link

(23) Lo?rtscher, Emanuel, et al. “Transport properties of a single-molecule diode.” ACS nano 6.6 (2012): 4931-4939. Article Link

(22) Saadeh, Haythem A., et al. “Polyselenopheno [3, 4-b] selenophene for highly efficient bulk heterojunction solar cells.” ACS Macro Letters 1.3 (2012): 361-365. Article Link

(21) Yuan, Shengwen, et al. “Improving hydrogen adsorption enthalpy through coordinatively unsaturated cobalt in porous polymers.” Macromolecular rapid communications 33.5 (2012): 407-413. Article Link

(20) Rolczynski, Brian S., et al. “Ultrafast intramolecular exciton splitting dynamics in isolated low-band-gap polymers and their implications in photovoltaic materials design.” Journal of the American Chemical Society 134.9 (2012): 4142-4152. Article Link

(19) Hihath, Joshua, et al. “Inelastic transport and low-bias rectification in a single-molecule diode.” ACS nano 5.10 (2011): 8331-8339. Article Link

(18) Son, Hae Jung, et al. “Overcoming efficiency challenges in organic solar cells: rational development of conjugated polymers.” Energy & Environmental Science 5.8 (2012): 8158-8170. Article Link

(17) Lefevre, Florent, et al. “Algal fluorescence sensor integrated into a microfluidic chip for water pollutant detection.” Lab on a Chip 12.4 (2012): 787-793. Article Link

Publications in 2011

(16) Lou, Sylvia J., et al. “Effects of additives on the morphology of solution phase aggregates formed by active layer components of high-efficiency organic solar cells.” Journal of the American Chemical Society 133.51 (2011): 20661-20663. Article Link

(15) Carsten, Bridget, et al. “Examining the effect of the dipole moment on charge separation in donor-acceptor polymers for organic photovoltaic applications.” Journal of the American Chemical Society 133.50 (2011): 20468-20475. Article Link

(14) Murray, Ian P., et al. “Graphene oxide interlayers for robust, high-efficiency organic photovoltaics.” The Journal of Physical Chemistry Letters 2.24 (2011): 3006-3012. Article Link

(13) He, Feng, and Luping Yu. “How far can polymer solar cells go? In need of a synergistic approach.” The Journal of Physical Chemistry Letters 2.24 (2011): 3102-3113. Article Link

(12) Hihath, Joshua, et al. “Inelastic transport and low-bias rectification in a single-molecule diode.” ACS nano 5.10 (2011): 8331-8339. Article Link

(11) Hammond, Matthew R., et al. “Molecular order in high-efficiency polymer/fullerene bulk heterojunction solar cells.” ACS nano 5.10 (2011): 8248-8257. Article Link

(10) Zang, Huidong, et al. “Intra-molecular donor-acceptor interaction effects on charge dissociation, charge transport, and charge collection in bulk-heterojunction organic solar cells.” Advanced Energy Materials 1.5 (2011): 923-929. Article Link

(9) Chen, Wei, et al. “Hierarchical nanomorphologies promote exciton dissociation in polymer/fullerene bulk heterojunction solar cells.” Nano letters 11.9 (2011): 3707-3713. Article Link

(8) He, Feng, et al. “Tetrathienoanthracene-based copolymers for efficient solar cells.” Journal of the American Chemical Society 133.10 (2011): 3284-3287. Article Link

(7) Wang, Wei, and Luping Yu. “Intramolecular hydrogen bonding assisted charge transport through single rectifying molecule.” Langmuir 27.6 (2011): 2084-2087. Article Link

(6) Liang, Yongye, and Luping Yu. “Conjugated block copolymers and cooligomers.” Self-Organized Organic Semiconductors: From Materials to Device Applications (2011): 21-38. Article Link

(5) Carsten, Bridget, et al. “Stille polycondensation for synthesis of functional materials.” Chemical reviews 111.3 (2011): 1493-1528. Article Link

(4) Son, Hae Jung, et al. “Synthesis of fluorinated polythienothiophene-co-benzodithiophenes and effect of fluorination on the photovoltaic properties.” Journal of the American Chemical Society 133.6 (2011): 1885-1894. Article Link

(3) Lee, Youngu, ShengWen Yuan, and LuPing Yu. “Dipolar and electronic effects on charge transport through single transition metal complexes.” Science China Chemistry 54.2 (2011): 410-414. Article Link

(2) Rolczynski, Brian S., et al. “Length-dependent self-assembly of oligothiophene derivatives in thin films.” Journal of Materials Research 26.2 (2011): 296-305. Article Link

(1) Son, Hae Jung, et al. “Are we there yet? Design of better conjugated polymers for polymer solar cells.” Journal of Materials Chemistry 21.47 (2011): 18934-18945. Article Link