Journal Articles

  1. Reactivity of an Air-Stable Dihydrobenzoimidazole n-Dopant with Organic Semiconductor Molecules. S. Jhulki, H.I. Un, Y.F. Ding, C. Risko, S.K. Mohapatra, J. Pei, S. Barlow & S.R. Marder. Chem (2021) online. Link
  2. A Molecular Interaction–Diffusion Framework for Predicting Organic Solar Cell Stability. M. Ghasemi, N. Balar, Z. Peng, H. Hu, Y. Qin, T. Kim, J.J. Rech, M. Bidwell, W. Mask, I. McCulloch, W. You, A. Amassian, C. Risko, B.T. O’Connor & H. Ade. Nature Materials (2021) online. Link
  3. Steric Manipulation as a Mechanism for Tuning the Reduction and Oxidation Potentials of Phenothiazines. C.F. Elliott, K.E. Fraser, S.A. Odom & C. Risko. Journal of Physical Chemistry A (2021) Article ASAP. Link
  4. n-type Charge Transport in Heavily p-Doped Polymers. Z. Liang, H.H. Choi, X. Luo, T. Liu, A. Abtahi, U.S. Ramasamy, J.A. Hitron, K.N. Baustert, J.L. Hempel, A.M. Boehm, A. Ansary, D.R. Strachan, J. Mei, C. Risko, V. Podzorov & K.R. Graham. Nature Materials (2021) online. Link
  5. Acid Dyeing for Green Solvent Processing of Solvent Resistant Semiconducting Organic Thin Films. C.R. Harding, J. Cann, A. Laventure, M. Sadeghianlemraski, M. Abd-Ellah, K.R. Rao, B.S. Gelfand, H. Aziz, L. Kaake, C. Risko & G.C. Welch. Materials Horizons (2020) online. Link
  6. A Genetic Algorithmic Approach to Determine the Structure of Li-Al Layered Double Hydroxides. J. Roberts, Y. Song, M. Crocker & C. Risko. Journal of Chemical Information and Modeling (2020) online. Link
  7. Synthesis and Electronic Properties of a Linearly Fused Anthracene Dimer. E.O. Onyango, P.Z. Mannes, A. Pletnev, D.B. Granger, Q. Ai, C. Risko, J.E. Anthony & G.W. Gribble. Tetrahedron Letters (2020) 61, 152182. Link
  8. Determination of the Free Energies of Mixing of Organic Solutions through a Combined Molecular Dynamics and Bayesian Statistics Approach. S. Li, B.S.S. Pokuri, S.M. Ryno, A. Nkansah, C. De'vine, B. Ganapathysubramanian & C. Risko. Journal of Chemical Information and Modeling (2020) 60, 1424-1431. Link
  9. Rational Functionalization of a C70 Buckybowl to Enable a C70:Buckybowl Co-crystal for Organic Semiconductor Applications. G. Gao, M. Chen, J. Roberts, M. Feng, C. Xiao, G. Zhang, S.R. Parkin, C. Risko & L. Zhang. Journal of the American Chemical Society (2020) 142, 2460-2470. Link
  10. Nitration of Benzothioxanthene: Towards a New Class of Dyes with Versatile Photophysical Properties. J.M.A. Castán, L.A. Galán, S. Li, C. Dalinot, P.S. Marqués, M. Allain, C. Risko, C. Monnereau, O. Maury, P. Blanchard & C. Cabanetos. New Journal of Chemistry (2020) 44, 900-905. Link
  11. Solvent-Molecule Interactions Govern Crystal Habit Selection in Naphthalene Tetracarboxylic Diimides. G.E. Purdum, X. Chen, N.G. Telesz, S.M. Ryno, N. Sengar, T. Gessner, C. Risko, P. Clancy, R.T. Weitz & Y.L. Loo. Chemistry of Materials (2019) 31, 9691-9698. Link
  12. Understanding the Effect of Host Structure of Nitrogen Doped Ultrananocrystalline Diamond Electrode on Electrochemical Carbon Dioxide Reduction. N. Wanninayake, Q. Ai, R. Zhou, Md. A. Hoque, S. Herrell, M.I. Guzman, C. Risko & D.Y. Kim. Carbon (2019) 157, 408-419. Link
  13. Computationally Aided Design of a High-Performance Organic Semiconductor: The Development of a Universal Crystal Engineering Core. A.J. Petty II, Q. Ai, J.C. Sorli, H.F. Haneef, G.E. Purdum, A. Boehm, D.B. Granger, K. Gu, C.P. Lacerda Rubinger, S.R. Parkin, K.R. Graham, O.D. Jurchescu, Y.L. Loo, C. Risko & J.E. Anthony. Chemical Science (2019) 10, 10543-10549. Link
  14. Exploiting Excited-State Aromaticity to Design Highly Stable Singlet Fission Materials. K.J. Fallon, P. Budden, E. Salvadori, A.M. Ganose, C.N. Savory, L. Eyre, S. Dowland, Q. Ai, S. Goodlett, C. Risko, D.O. Scanlon, C.W.M. Kay, A. Rao, R.H. Friend, A.J. Musser & H. Bronstein. Journal of the American Chemical Society (2019) 141, 13867-13876. Link
  15. Even-Odd Alkyl Chain-Length Alternation Regulates Oligothiophene Crystal Structure. E. Burnett, Q. Ai, B. Cherniawski, S.R. Parkin, C. Risko & A. Briseño. Chemistry of Materials (2019) 31, 6900-6907. Link
  16. Non-Covalent Close Contacts in Fluorinated Thiophene-Phenylene-Thiophene Conjugated Units: Understanding the Nature and Dominance of O···H versus S···F and O···F Interactions towards the Control of Polymer Conformation. T. Kharandiuk, E. Hussien, J. Cameron, R. Petrina, N. Findlay, R. Naumov, W. Klooster, S. Coles, Q. Ai, S. Goodlett, C. Risko & P. Skabara. Chemistry of Materials (2019) 31, 7070-7079. Link
  17. Enhancing CO2 Absorption for Post-Combustion Carbon Capture via Zinc-based Biomimetic Catalysts in Industrially Relevant Amine Solutions. L.R. Widger, M. Sarma, R.A. Kelsey, C. Risko, C.A. Lippert, S.R. Parkin & K. Liu. International Journal of Greenhouse Gas Control (2019) 85, 156-165. Link
  18. Organic Semiconductors Derived from Dinaphtho-fused s-indacenes: How Molecular Structure and Film Morphology Influence Thin-Film Transistor Performance. A. Zeidell, L. Jennings, C. Frederickson, Q. Ai, J. Dressler, L. Zakharov, C. Risko, M.M. Haley & O.D. Jurchescu. Chemistry of Materials (2019) 31, 6962-6970. Link
  19. Impact of Atomistic Substitution on Thin-Film Structure and Charge Transport in a Germanyl-ethynyl Functionalized Pentacene. J.C. Sorli, Q. Ai, D.B. Granger, K. Gu, S. Parkin, K. Jarolimek, N. Telesz, J.E. Anthony, C. Risko & Y.L. Loo. Chemistry of Materials (2019) 31, 6615-6623. Link
  20. Triperyleno[3,3,3]propellane triimides: Achieving a New Generation of Quasi-D3h Symmetric Nanostructures in Organic Electronics. L. Lv, J. Roberts, C. Xiao, Z. Jia, W. Jiang, G. Zhang, C. Risko & L. Zhang. Chemical Science (2019) 10, 4951-4958. Link
  21. A NIR Absorbing Indolizine-Porphyrin Push-Pull Dye for Dye-Sensitized Solar Cells. H. Cheema, A. Baumann, E.K. Loya, P. Brogdon, L.E. McNamara, C. Carpenter, N.I. Hammer, S. Mathew, C. Risko & J.H. Delcamp. ACS Applied Materials & Interfaces (2019) 11, 16474-16489. Link
  22. Oxidation Pathways Involving a Sulfide-Endcapped Donor–Acceptor–Donor π-Conjugated Molecule and Antimony(V) Chloride. S. Chaudhry, S.M. Ryno, M. Zeller, D.R. McMillin, C. Risko & J. Mei. Journal of Physical Chemistry B (2019) 123, 3866-3874. Link
  23. Deconstructing the Behavior of Donor-Acceptor Copolymers in Solution & the Melt: The Case of PTB7. S.M. Ryno & C. Risko. Physical Chemistry Chemical Physics (2019) 21, 7802-7813. Link
  24. Bis(tercarbazole) Pyrene and Tetrahydropyrene Derivatives: Photophysical and Electrochemical Properties, Theoretical Modeling, and OLEDs. B.R. Kaafarani, T.H. El-Assaad, W.A. Smith, S.M. Ryno, F. Hermerschmidt, J. Lyons, D. Patra, B. Wex, E. List-Kratochvil, C. Risko, S. Barlow & S.R. Marder. Journal of Materials Chemistry C (2019) 7, 5009-5018. Link
  25. Chemical Stabilities of the Lowest Triplet State in Aryl Sulfones and Aryl Phosphine Oxides Relevant to OLED Applications. H. Li, M. Hong, A. Scarpaci, X. He, C. Risko, J.S. Sears, S. Barlow, P. Winget, S.R. Marder, D. Kim & J.L. Brédas. Chemistry of Materials (2019) 3, 1507-1519. Link
  26. Orgnanometallic Hydride-Transfer Agents as Reductants for Organic Semiconductor Molecules. S. Zhang, K. Moudgil, E. Jucov, C. Risko, T.V. Timofeeva, S.R. Marder & S. Barlow. Inorganica Chimica Acta (2019) 489, 67-77. Link
  27. Magnetic Ordering in a Vanadium-Organic Coordination Polymer using a Pyrrolo[2,3-d:5,4-d′]bis(thiazole)-based Ligand. Y.A. Getmanenko, C.S. Mullins, V.N. Nesterov, S. Lake, C. Risko & E. Johnston-Halperin. RSC Advances (2018) 8, 36223-36232. Link
  28. Exploring Thermal Transitions in Anthradithiophene-based Organic Semiconductors to Reveal Structure-Packing Relationships. S. Li, S.M. Ryno & C. Risko. Journal of Materials Chemistry C (2018) 6, 10924-10934. Link
  29. Donor or Acceptor? How Selection of the Rylene Imide End Cap Impacts the Polarity of π-Conjugated Molecules for Organic Electronics. A.J. Payne, N.A. Rice, S.M. McAfee, S. Li, P. Josse, C. Cabanetos, C. Risko, B.H. Lessard & G.C. Welch. ACS Applied Energy Materials (2018) 1, 4906-4916. Link
  30. Presence of Short Intermolecular Contacts Screens for Kinetic Stability in Packing Polymorphs. G.E. Purdum, N.G. Telesz, K. Jarolimek, S.M. Ryno, T. Gessner, N.C. Davy, A.J. Petty, II, Y. Zhen, Y. Shu, A. Facchetti , G.E. Collis, W. Hu, C. Wu, J.E. Anthony, R.T. Weitz, C. Risko & Y.L. Loo. Journal of the American Chemical Society (2018) 140, 7519-7525. Link
  31. Bond Ellipticity Alternation: An Accurate Descriptor of the Non-linear Optical Properties of π-Conjugated Chromophores. T.O. Lopes, D.F. Scalabrini Machado, C. Risko, J.L. Brédas & H.C.B. de Oliveira. Journal of Physical Chemistry Letters (2018) 9, 1377-1383. Link
  32. Positional Effects from σ-Bonded Platinum(II) on Intersystem Crossing Rates in Perylenediimide Complexes: Synthesis, Structures, and Photophysical Properties. J. Yarnell, I. Davydenko, P. Dorovatovskii, V. Khrustalev, T.V. Timofeeva, F. Castellano, S.R. Marder, C. Risko & S. Barlow. Journal of Physical Chemistry C (2018) 122, 13848-13862. Link
  33. Effect of Halogenation on the Energetics of Pure and Mixed Phases in Model Organic Semiconductors Comprised of Anthradithiophene Derivatives and C60. A. Abtahi, S.M. Mazza, S.M. Ryno, E.K. Loya, R. Li, S.R. Parkin, C. Risko, J.E. Anthony & K.R. Graham. Journal of Physical Chemistry C (2018) 122, 4757-4767. Link
  34. Delimited Polyacenes: Edge Topology as a Tool to Modulate Carbon Nanoribbon Structure, Conjugation, and Mobility. Q. Ai, K. Jarolimek, S. Mazza, J.E. Anthony & C. Risko. Chemistry of Materials (2018) 30, 947-957. Link
  35. Bromination of the Benzothioxanthene Bloc: Toward New π-Conjugated Systems for Organic Electronic Applications. P. Josse, S. Li, S.V. Dayneko, D. Joly, A. Labrunie, S. Dabos-Seignon, M. Allain, B. Siegler, R. Demadrille, G.C. Welch, C. Risko, P. Blanchard & C. Cabanetos. Journal of Materials Chemistry C (2018) 6, 761-766. Link
  36. On the Molecular Origin of Charge Separation at the Donor-Acceptor Interface. G. Sini, M. Schubert, C. Risko, S. Roland, O.P. Lee, Z. Chen, T.V. Richter, D. Dolfen, V. Coropceanu, S. Ludwigs, U. Scherf, A. Facchetti, J.M. Fréchet & D. Neher. Advanced Energy Materials (2018) 1702232 (2018). Link
  37. Impact of Rotamer Diversity on the Self-Assembly of Nearly Isostructural Molecular Semiconductors. C. McDowell, K. Narayanaswamy, B. Yadagiri, T. Gayathri, M. Seifrid, R. Datt, S.M. Ryno, M.C. Heifner, V. Gupta, C. Risko, S. Singh & G. Bazan. Journal of Materials Chemistry A (2018) 6, 383-394. Link
  38. A Stable Two-Electron-Donating Phenothiazine for Application in Nonaqueous Redox Flow Batteries. J.A. Kowalski, M.D. Casselman, A.P. Kaur, J.D. Milshtein, C.F. Elliott, S. Modekrutti, N.H. Attanayake, N. Zhang, S.R. Parkin, C. Risko, F.R. Brushett & S.A. Odom. Journal of Materials Chemistry A (2017) 5, 24371-24379. Link
  39. Unusual Electronic Structure of the Donor-Acceptor Cocrystal Formed by Dithieno[3,2-a:2',3'-c]phenazine and 7,7,8,8-Tetracyanoquinodimethane. Q. Ai, Y.A. Getmanenko, K. Jarolimek, L.R. Castaneda-Perea, T.V. Timofeeva & C. Risko. Journal of Physical Chemistry Letters (2017) 8, 4510-4515. Link
  40. An Unsymmetrical Non-Fullerene Acceptor: Synthesis via Direct Heteroarylation, Self-Assembly, and Utility as a Low Energy Absorber in Organic Photovoltaic Cells. A.J. Payne, S. Li, S.V. Dayneko, C. Risko & G.C. Welch. Chemical Communications (2017) 53, 10168-10171. Link
  41. Crossover from Band-Like to Thermally Activated Charge Transport in Organic Transistors due to Strain-Induced Traps. Y. Mei, P.J. Diemer, M.R. Niazi, R.K. Hallani, K. Jarolimek, C.S. Day, C. Risko, J.E. Anthony, A. Amassian & O.D. Jurchescu. Proceedings of the National Academy of Sciences of the United States of America (2017) 114, E6739-E6748. Link
  42. Beyond the Hammett Effect: Using Strain to Alter the Landscape of Electrochemical Potentials. M.D. Casselman, C.F. Elliott, S. Modekrutti, P.L. Zhang, S.R. Parkin, C. Risko & S.A. Odom. ChemPhysChem (2017) 18, 2142-2146. Link
  43. Assessment of Front-Substituted Zwitterionic Cyanine Polymethines for All-Optical Switching Applications. S.B. Shiring, R.L. Gieseking, C. Risko, C. & J.L. Brédas. Journal of Physical Chemistry C (2017) 121, 14166-14175. Link
  44. Theory-Driven Insight into the Crystal Packing of Trialkylsilylethynyl Pentacenes. K.J. Thorley, T.W. Finn, K. Jarolimek, J.E. Anthony & C. Risko. Chemistry of Materials (2017) 29, 2502-2512. Link
  45. High-Current-Density, Long-Duration Cycling of Soluble Organic Active Species for Non-Aqueous Redox Flow Batteries. J.D. Milshtein, A.P. Kaur, M.D. Casselman, J.A. Kowalski, S. Modekrutti, P. Zhang, N.H. Attanayake, C.F. Elliott, S.R. Parkin, C. Risko, F.R. Brushett & S.A. Odom. Energy & Environmental Science (2016) 9, 3531-3543. Link
  46. On Describing the Optoelectronic Characteristics of Poly(benzodithiophene-co-quinoxaline)–Fullerene Complexes: The Influence of Optimally Tuned Density Functionals. T. Kastinen, M. Niskanen, C. Risko, O. Cramariuc & T.I. Hukka. Physical Chemistry Chemical Physics (2016) 18, 27654-27670. Link
  47. Work Function Reduction by a Redox-Active Organometallic Sandwich Complex. A.S. Hyla, P. Winget, H. Li, C. Risko & J.L. Brédas. Organic Electronics (2016) 37, 263-270. Link
  48. Packing and Disorder in Substituted Fullerenes. N.R. Tummala, S.A. Elroby, S.G. Aziz, C. Risko, V. Coropceanu & J.L. Brédas. Journal of Physical Chemistry C (2016) 120, 17242-17250. Link
  49. Polarization Energies at Organic–Organic Interfaces: Impact on the Charge Separation Barrier at Donor–Acceptor Interfaces in Organic Solar Cells. S.M. Ryno, Y.T. Fu, C. Risko & J.L. Brédas. ACS Applied Materials & Interface (2016) 8, 15524-15534. Link
  50. Noncovalent Interactions and Impact of Charge Penetration Effects in Linear Oligoacene Dimers and Single Crystals. S.M. Ryno, C. Risko & J.L. Brédas. Chemistry of Materials (2016) 28, 3990-4000. Link
  51. Impact of Molecular Orientation and Packing Density on Electronic Polarization in the Bulk and at Surfaces of Organic Semiconductors. S.M. Ryno, C. Risko & J.L. Brédas. ACS Applied Materials & Interfaces (2016) 8, 14053-14062. Link
  52. Indacenodibenzothiophenes: Synthesis, Optoelectronic Properties and Materials Applications of Molecules with Strong Antiaromatic Character. J.L. Marshall, K. Uchida, C. Frederickson, C. Schutt, A.M. Zeidell, K.P. Goetz, T.W. Finn, K. Jarolimek, L. Zakharov, C. Risko, R. Herges, O.D. Jurchescu & M.M. Haley. Chemical Science (2016) 7, 5547-5558. Link
  53. To Bend or Not to Bend – Are Heteroatom Interactions within Conjugated Molecules Effective in Dictating Conformation and Planarity? G. Conboy, H.J. Spencer, E. Angioni, A.L. Kanibolotsky, N.L. Findlay, S.J. Coles, C. Wilson, M.B. Pitak, C. Risko, V. Coropceanu, J.L. Brédas & P.J. Skabara. Materials Horizons (2016) 3, 333-339. Link
  54. On the Impact of Isomer Structure and Packing Disorder in Thienoacene Organic Semiconductors. K.J. Thorley & C. Risko. Journal of Materials Chemistry C (2016) 4, 4040-4048. Link
  55. Overcharge Protection Above 4 V with Phenothiazine Redox Shuttles. A.P. Kaur, M.D. Casselman, C.F. Elliott, S.R. Parkin, C. Risko. & S.A. Odom. Journal of Materials Chemistry A (2016) 4, 5410-5414. Link
  56. Parallel and Perpendicular Packing in Mixed-Stack Cocrystals of Trimeric Perfluoro-ortho-phenylene Mercury and Benzo[1,2 b:6,5 b′]dithiophene-4,5-dione Derivatives. R. Castañeda, M.S. Fonari, C. Risko, Y.A. Getmanenko & T.V. Timofeeva. Crystal Growth & Design (2016) 16, 2190-2200. Link
  57. Characterizing the Polymer:Fullerene Intermolecular Interactions. S. Sweetnam, K. Vandewal, E. Cho, C. Risko, V. Coropceanu, A. Salleo, J.L. Brédas & M.D. McGehee. Chemistry of Materials (2016) 28, 1446-1452. Link
  58. Intrinsic Properties of Two Benzodithiophene-Based Donor-Acceptor Copolymers Used in Organic Solar Cells: a Quantum-Chemical Approach. T. Kastinen, M. Niskanen, C. Risko, O. Cramariuc & T.I. Hukka. Journal of Physical Chemistry A (2016) 120, 1051-1064. Link
  59. Mixed-Valence Cations of Di(carbazol-9-yl) Biphenyl, Tetrahydropyrene, and Pyrene Derivatives. B. Kaafarani, C. Risko, T. El-Assaad, A. El-Ballouli, S.R. Marder & S. Barlow. Journal of Physical Chemistry C (2016) 120, 3156-3166. Link
  60. Mapping the Configuration Dependence of Electronic Coupling in Organic Semiconductors. K.J. Thorley & C. Risko. Journal of Materials Chemistry C (2016) 4, 3825-3832. Link
  61. Non-Covalent Intermolecular Interactions in Organic Electronic Materials: Implications for Molecular Packing vs. Electronic Properties. C.S. Sutton, C. Risko & J.L. Brédas Chemistry of Materials (2015) 28, 3-16 . Link
  62. Strain Effects on the Work Function of an Organic Semiconductor. Y. Wu, A.R. Chew, G.A. Rojas, G. Sini, G. Haugstad, A. Belianinov, S.V. Kalinin, H. Li, C. Risko, J.L. Brédas, A. Salleo, & C.D. Frisbie. Nature Communications (2016) 7, 10270. Link
  63. Effect of Solvent Additives on the Solution Aggregation of Phenyl-C61-Butyl Acid Methyl Ester (PCBM). N.R. Tummala, C.S. Sutton, S.G. Aziz, M.F. Toney, C. Risko & J.L. Brédas. Chemistry of Materials (2015) 27, 8261-8272. Link
  64. Dynamics, Miscibility, and Morphology in Polymer:Molecule Blends: The Impact of Chemical Functionality. K. Do, C. Risko, J.E. Anthony, A. Amassian & J.L. Brédas. Chemistry of Materials (2015) 27, 7643-7651. Link
  65. Dimers of Nineteen-Electron Sandwich Compounds: An Electrochemical Study of the Kinetics of their Formation. K. Moudgil, M. Mann, C. Risko, L.A. Bottomley, S.R. Marder, & S. Barlow Organometallics (2015) 34, 3706-3712. Link
  66. Nonlinear Optical Properties of XPh4 (X = B-, C, N+, P+): A New Class of Molecules with a Negative Third-Order Polarizability. R.L. Gieseking, T. Ensley, H. Hu, D. Hagan, C. Risko, E. Van Stryland & J.L. Brédas Journal of the American Chemical Society (2015) 137, 9635-9642 . Link
  67. Rubrene: The Interplay Between Intramolecular and Intermolecular Interactions Determines the Planarization of its Tetracene Core in the Solid State. C. Sutton, M.S. Marshall, C.D. Sherrill, C. Risko & & J.L. Brédas. Journal of the American Chemical Society (2015) 137, 8775-8782. Link
  68. Distinguishing the Effects of Bond-Length Alternation vs. Bond-Order Alternation on the Nonlinear Optical Properties of π-Conjugated Chromophores. R.L. Gieseking, C. Risko & J.L. Brédas. Journal of Physical Chemistry Letters (2015), 6, 2158-2162. Link
  69. n-Dopants Based on Dimers of Benzimidazoline Radicals: Structures and Mechanism of Doping. S. Zhang, B.D. Naab, E.V. Jucov, S. Parkin, T.V. Timofeeva, C. Risko, J.L. Brédas, Z. Bao, S. Barlow, & S.R. Marder. Chemistry – A European Journal (2015) 21, 10878-10885. Link
  70. A Molecular-Scale Understanding of Cohesion and Fracture in P3HT:Fullerene Blends. N.R. Tummala, C. Bruner, C. Risko, J.L. Brédas, & R.H. Dauskardt, ACS Applied Materials and Interfaces (2015) 7, 9957-9964. Link
  71. Entanglements in P3HT and Their Influence on Thin-Film Mechanical Properties: Insights from Molecular Dynamics Simulations. N.R. Tummala, C. Risko, C. Bruner, R.H. Dauskardt & J.L. Brédas. Journal of Polymer Science, Part B: Polymer Physics (2015), 53, 934-942. Link
  72. The Fate of Phenothiazine-based Redox Shuttles in Lithium Ion Batteries. M.D. Casselman, A.P. Kaur, K.A. Narayana, C.F. Elliott, C. Risko & S.A. Odom. Physical Chemistry Chemical Physics (2015) 17, 6905-6912. Link
  73. N-Substituted Phenothiazine Derivatives: How Stability of the Neutral and Radical Cation Forms Affect Overcharge Performance in Lithium-Ion Batteries. K.A. Narayana, M.D. Casselman, C.F. Elliott, S. Ergun, S.R. Parkin, C. Risko & S.A. Odom. ChemPhysChem (2015) 16, 1179-1189, Link
  74. Influence of Molecular Shape on Solid-State Packing in Disordered PC61BM and PC71BM Fullerenes. M. Williams, N.R. Tummala, S.G. Aziz, C. Risko & J.L. Brédas. Journal of Physical Chemistry Letters (2014) 5, 3427-3433. Link
  75. Heteroannulated Acceptors Based on Benzothiadiazole. T.C. Parker, D.G. Patel, K. Moudgil, S. Barlow, C. Risko, J.L. Brédas, J.R. Reynolds & S.R. Marder. Materials Horizons (2015) 2, 22-36. Link
  76. Ring Substituents Mediate the Morphology of PBDTTPD-PCBM Bulk-Heterojunction Solar Cells. J. Warnan, A. El Labban, C. Cabanetos, E.T. Hoke, P.K. Shukla, C. Risko, J.L. Brédas, M.D. McGehee & P.M. Beaujuge. Chemistry of Materials (2014) 26, 2299-2306. Link
  77. Substrate-Induced Variations of Molecular Packing, Dynamics, and Intermolecular Electronic Couplings in Pentacene Monolayers on the Amorphous Silica Dielectric. L. Viani, C. Risko, M.F. Toney, D.W. Breiby & J.L. Brédas. ACS Nano (2014) 8, 690-700. Link
  78. Impact of Molecular Packing on Electronic Polarization in Organic Crystals: The Case of Pentacene vs. TIPS-Pentacene. S.M. Ryno, C. Risko & J.L. Brédas. Journal of the American Chemical Society (2014) 136, 6421-6427. Link
  79. Dimers of Nineteen-Electron Sandwich Compounds: Crystal and Electronic Structures, and Comparison of Reducing Strengths. S.K. Mohapatra, A. Fonari, C. Risko, K. Yesudas, K. Moudgil, J.H. Delcamp, T.V. Timofeeva, J.L. Brédas, S.R. Marder & S. Barlow. Chemistry – A European Journal (2014) 20, 15385-15394. Link
  80. Interplay of Alternative Conjugated Pathways and Steric Interactions on the Electronic and Optical Properties of Donor-Acceptor Conjugated Polymers. I.T. Lima, C. Risko, S.G. Aziz, D.A. da Silva Filho & J.L. Brédas. Journal of Materials Chemistry C (2014) 2, 8873-8879. Link
  81. Impact of Bulk Aggregation on the Electronic Structure of Streptocyanines: Implications for the Solid-State Nonlinear Optical Properties and All-Optical Switching Applications. R.L. Gieseking, S. Mukhopadhyay, S.B. Shiring, C. Risko & J.L. Brédas. Journal of Physical Chemistry C (2014) 118, 23575-23585. Link
  82. Design of Polymethine Dyes for All-Optical Switching Applications: Guidance from Theoretical and Computational Studies. R.L. Gieseking, S. Mukhopadhyay, C. Risko, S.R. Marder & J.L. Brédas. Advanced Materials (2014) 26, 68-84. Link
  83. Effect of Bulky Substituents on Thiopyrylium Polymethine Aggregation in the Solid State: A Theoretical Evaluation of the Implications for All-Optical Switching Applications. R.L. Gieseking, S. Mukhopadhyay, C. Risko, S.R. Marder & J.L. Brédas. Chemistry of Materials (2014), 26, 6439-6447. Link
  84. Impact of the Nature of the Excited-State Transition Dipole Moments on the Third-Order Nonlinear Optical Response of Polymethine Dyes for All-Optical Switching Applications. R.L. Gieseking, S. Mukhopadhyay, C. Risko & J.L. Brédas. ACS Photonics (2014) 1, 261-269. Link
  85. Theoretical Description of the Geometric and Electronic Structures of Organic-Organic Interfaces in Organic Solar Cells: A Brief Review. Y.T. Fu, Y.P. Yi, V. Coropceanu, C. Risko, S.G. Aziz & J.L. Brédas. Science China - Chemistry (2014) 57, 1330-1339. Link
  86. Structure and Disorder in Squaraine-C60 Organic Solar Cells: A Theoretical Description of Molecular Packing and Electronic Coupling at the Donor-Acceptor Interface. Y.T. Fu, D.A. da Silva, G. Sini, A.M. Asiri, S.G. Aziz, C. Risko & J.L. Brédas. Advanced Functional Materials (2014) 24, 3790-3798. Link
  87. Polymethine Materials with Solid-State Third-Order Optical Susceptibilities Suitable for All-Optical Signal-Processing Applications. S. Barlow, J.L. Brédas, Y.A. Getmanenko, R.L. Gieseking, J.M. Hales, H. Kim, S.R. Marder, J.W. Perry, C. Risko & Y. Zhang. Materials Horizons (2014) 1, 577-581. Link
  88. Structure-Processing-Property Correlations in Solution-Processed, Small-Molecule, Organic Solar Cells. B.H. Wunsch, M. Rumi, N.R. Tummala, C. Risko, D.Y. Kang, K.X. Steirer, J. Gantz, M. Said, N.R. Armstrong, J.L. Brédas, D. Bucknall & S.R. Marder. Journal of Materials Chemistry C (2013) 1, 5250-5260. Link
  89. Materials-Scale Implications of Solvent and Temperature on [6,6]-Phenyl-C61-Butyric Acid Methyl Ester (PCBM): A Theoretical Perspective. N.R. Tummala, S. Mehraeen, Y.T. Fu, C. Risko & J.L. Brédas. Advanced Functional Materials (2013) 23, 5800-5813. Link
  90. Electronic Polarization Effects upon Charge Injection in Oligoacene Molecular Crystals: Description via a Polarizable Force Field. S.M. Ryno, S.R. Lee, J.S. Sears, C. Risko & J.L. Brédas. Journal of Physical Chemistry C (2013) 117, 13853-13860. Link
  91. Characterization of Charge-Carrier Transport in Semicrystalline Polymers: Electronic Couplings, Site Energies, and Charge-Carrier Dynamics in Poly(bithiophene-alt-thienothiophene) [PBTTT]. C. Poelking, E. Cho, A. Malafeev, V. Ivanov, K. Kremer, C. Risko, J.L. Brédas & D. Andrienko. Journal of Physical Chemistry C (2013) 117, 1633-1640. Link
  92. Rubrene-Based Single-Crystal Organic Semiconductors: Synthesis, Electronic Structure, and Charge-Transport Properties. K.A. McGarry, W. Xie, C. Sutton, C. Risko, Y.F. Wu, V.G. Young, J.L. Brédas, C.D. Frisbie & C.J. Douglas. Chemistry of Materials (2013) 25, 2254-2263. Link
  93. Tuning the Electronic and Photophysical Properties of Heteroleptic Iridium(III) Phosphorescent Emitters through Ancillary Ligand Substitution: A Theoretical Perspective. H.F. Li, P. Winget, C. Risko, J.S. Sears & J.L. Brédas. Physical Chemistry Chemical Physics (2013) 15, 6293-6302. Link
  94. Bis(carbazolyl) Derivatives of Pyrene and Tetrahydropyrene: Synthesis, Structures, Optical Properties, Electrochemistry, and Electroluminescence. B.R. Kaafarani, A.O. El-Ballouli, R. Trattnig, A. Fonari, S. Sax, B. Wex, C. Risko, R.S. Khnayzer, S. Barlow, D. Patra, T.V. Timofeeva, E.J.W. List, J.L. Brédas & S.R. Marder. Journal of Materials Chemistry C (2013) 1, 1638-1650. Link
  95. Structural Dependence of the Optical Properties of Narrow Bandgap Semiconductors with Orthogonal Donor-Acceptor Geometries. B. Grimm, C. Risko, J.D. Azoulay, J.L. Brédas & G.C. Bazan. Chemical Science (2013) 4, 1807-1819. Link
  96. Benzo[1,2-b:6,5-b']dithiophene(dithiazole)-4,5-dione Derivatives: Synthesis, Electronic Properties, Crystal Packing and Charge Transport. Y.A. Getmanenko, M. Fonari, C. Risko, B. Sandhu, E. Galan, L.Y. Zhu, P. Tongwa, D.K. Hwang, S. Singh, H. Wang, S.P. Tiwari, Y.L. Loo, J.L. Brédas, B. Kippelen, T. Timofeeva & S.R. Marder. Journal of Materials Chemistry C (2013) 1, 1467-1481. Link
  97. Intermixing at the Pentacene-Fullerene Bilayer Interface: A Molecular Dynamics Study. Y.T. Fu, C. Risko & J.L. Brédas. Advanced Materials (2013) 25, 878-882. Link
  98. Charge Delocalization through Benzene, Naphthalene, and Anthracene Bridges in π-Conjugated Oligomers: An Experimental and Quantum Chemical Study. A.M. Fraind, G. Sini, C. Risko, L.R. Ryzhkov, J.L. Brédas & J.D. Tovar. Journal of Physical Chemistry B (2013) 117, 6304-6317. Link
  99. Understanding the Electronic Structure of Isoindigo in Conjugated Systems: A Combined Theoretical and Experimental Approach. L.A. Estrada, R. Stalder, K.A. Abboud, C. Risko, J.L. Brédas & J.R. Reynods. Macromolecules (2013) 46, 8832-8844. Link
  100. Synthesis and Characterization of Naphthalene Diimide/Diethynylbenzene Copolymers. T. Sajoto, S.P. Tiwari, H.F. Li, C. Risko, S. Barlow, Q. Zhang, J.Y. Cho, J.L. Brédas, B. Kippelen & S.R. Marder. Polymer (2012) 53, 1072-1078. Link
  101. Synthesis, Experimental and Theoretical Characterization, and Field-Effect Transistor Properties of a New Class of Dibenzothiophene Derivatives: From Linear to Cyclic Architectures. Y.L. Qiao, Z.M. Wei, C. Risko, H. Li, J.L. Brédas, W. Xu & D.B. Zhu. Journal of Materials Chemistry (2012) 22, 1313-1325. Link
  102. Donor-Acceptor Copolymers of Relevance for Organic Photovoltaics: A Theoretical Investigation of the Impact of Chemical Structure Modifications on the Electronic and Optical Properties. L. Pandey, C. Risko, J.E. Norton & J.L. Brédas. Macromolecules (2012) 45, 6405-6414. Link
  103. Unification of Trap-Limited Electron Transport in Semiconducting Polymers. H.T. Nicolai, M. Kuik, G.A.H. Wetzelaer, B. de Boer, C. Campbell, C. Risko, J.L. Brédas & P.W.M. Blom. Nature Materials (2012) 11, 882-887. Link
  104. Polymethine Dyes for All-Optical Switching Applications: A Quantum-Chemical Characterization of Counter-Ion and Aggregation Effects on the Third-Order Nonlinear Optical Response. S. Mukhopadhyay, C. Risko, S.R. Marder & J.L. Brédas. Chemical Science (2012) 3, 3103-3112. Link
  105. Use of X-ray Diffraction, Molecular Simulations, and Spectroscopy to Determine the Molecular Packing in a Polymer-Fullerene Bimolecular Crystal. N.C. Miller, E. Cho, M.J.N. Junk, R. Gysel, C. Risko, D. Kim, S. Sweetnam, C.E. Miller, L.J. Richter, R.J. Kline, M. Heeney, I. McCulloch, A. Amassian, D. Acevedo-Feliz, C. Knox, M.R. Hansen, D. Dudenko, B.F. Chmelka, M.F. Toney, J.L. Brédas & M.D. McGehee. Advanced Materials (2012) 24, 6071-6079. Link
  106. Factors Governing Intercalation of Fullerenes and Other Small Molecules between the Side Chains of Semiconducting Polymers Used in Solar Cells. N.C. Miller, E. Cho, R. Gysel, C. Risko, V. Coropceanu, C.E. Miller, S. Sweetnam, A. Sellinger, M. Heeney, I. McCulloch, J.L. Brédas, M.F. Toney & M.D. McGehee. Advanced Energy Materials (2012) 2, 1208-1217. Link
  107. Controlled Conjugated Backbone Twisting for an Increased Open-Circuit Voltage While Having a High Short-Circuit Current in Poly(hexylthiophene) Derivatives. S.W. Ko, E.T. Hoke, L. Pandey, S.H. Hong, R. Mondal, C. Risko, Y.P. Yi, R. Noriega, M.D. McGehee, J.L. Brédas, A. Salleo & Z.A. Bao. Journal of the American Chemical Society (2012) 134, 5222-5232. Link
  108. N-Doping of Organic Electronic Materials Using Air-Stable Organometallics: A Mechanistic Study of Reduction by Dimeric Sandwich Compounds. S. Guo, S.K. Mohapatra, A. Romanov, T.V. Timofeeva, K.I. Hardcastle, K. Yesudas, C. Risko, J.L. Brédas, S.R. Marder & S. Barlow. Chemistry – A European Journal (2012) 18, 14760-14772. Link
  109. Three-Dimensional Packing Structure and Electronic Properties of Biaxially Oriented Poly(2,5-bis(3-alkylthiophene-2-yl)thieno-[3,2-b]thiophene) Films. E. Cho, C. Risko, D. Kim, R. Gysel, N.C. Miller, D.W. Breiby, M.D. McGehee, M.F. Toney, R.J. Kline & J.L. Brédas. Journal of the American Chemical Society (2012) 134, 6177-6190. Link
  110. Synthetic Principles Directing Charge Transport in Low-Band-Gap Dithienosilole-Benzothiadiazole Copolymers. P.M. Beaujuge, H.N. Tsao, M.R. Hansen, C.M. Amb, C. Risko, J. Subbiah, K.R. Choudhury, A. Mavrinskiy, W. Pisula, J.L. Brédas, F. So, K. Mullen & J.R. Reynods. Journal of the American Chemical Society (2012) 134, 8944-8957. Link
  111. Tuning Delocalization in the Radical Cations of 1,4-bis[4-(diarylamino)styryl]benzenes, 2,5-bis[4-(diarylamino)styryl]thiophenes, and 2,5-bis[4-(Diarylamino)styryl]pyrroles through Substituent Effects. S. Barlow, C. Risko, S.A. Odom, S.J. Zheng, V. Coropceanu, L. Beverina, J.L. Brédas & S.R. Marder. Journal of the American Chemical Society (2012) 134, 10146-10155. Link
  112. A Quantum-Chemical Perspective into Low Optical-Gap Polymers for Highly-Efficient Organic Solar Cells. C. Risko, M.D. McGehee & J.L. Brédas. Chemical Science (2011) 2, 1200-1218. Link
  113. Solution-Processed Molecular Bis(naphthalene diimide) Derivatives with High Electron Mobility. L.E. Polander, S.P. Tiwari, L. Pandey, B.M. Seifried, Q. Zhang, S. Barlow, C. Risko, J.L. Brédas, B. Kippelen & S.R. Marder. Chemistry of Materials (2011) 23, 3408-3410. Link
  114. Benzothiadiazole-Dithienopyrrole Donor-Acceptor-Donor and Acceptor-Donor-Acceptor Triads: Synthesis and Optical, Electrochemical, and Charge-Transport Properties. L.E. Polander, L. Pandey, S. Barlow, P. Tiwari, C. Risko, B. Kippelen, J.L. Brédas & S.R. Marder. Journal of Physical Chemistry C (2011) 115, 23149-23163. Link
  115. Fullerene-Carbene Lewis Acid-Base Adducts. H.P. Li, C. Risko, J.H. Seo, C. Campbell, G. Wu, J.L. Brédas & G.C. Bazan. Journal of the American Chemical Society (2011) 133, 12410-12413. Link
  116. Mono-and Dicarbonyl-Bridged Tricyclic Heterocyclic Acceptors: Synthesis and Electronic Properties. Y.A. Getmanenko, C. Risko, P. Tongwa, E.G. Kim, H. Li, B. Sandhu, T. Timofeeva, J.L. Brédas & S.R. Marder. Journal of Organic Chemistry (2011) 76, 2660-2671. Link
  117. Solution-Processed Organic Solar Cells with Power Conversion Efficiencies of 2.5% Using Benzothiadiazole/Imide-Based Acceptors. J.T. Bloking, X. Han, A.T. Higgs, J.P. Kastrop, L. Pandey, J.E. Norton, C. Risko, C.E. Chen, J.L. Brédas, M.D. McGehee & A. Sellinger. Chemistry of Materials (2011) 23, 5484-5490. Link
  118. Molecular Modulation of Schottky Barrier Height in Metal-Molecule-Silicon Diodes: Capacitance and Simulation Results. A. Scott, C. Risko, N. Valley, M.A. Ratner & D.B. Janes. Journal of Applied Physics (2010) 107, 024505. Link
  119. Tuning the Optoelectronic Properties of Vinylene-Linked Donor-Acceptor Copolymers for Organic Photovoltaics. S.W. Ko, R. Mondal, C. Risko, J.K. Lee, S.H. Hong, M.D. McGehee, J.L. Brédas & Z.A. Bao. Macromolecules (2010) 43, 6685-6698. Link
  120. Transition from Tunneling to Hopping Transport in Long, Conjugated Oligo-Imine Wires Connected to Metals. S.H. Choi, C. Risko, M.C.R. Delgado, B. Kim, J.L. Brédas & C.D. Frisbie. Journal of the American Chemical Society (2010) 132, 4358-4368. Link
  121. Design, Synthesis, and Characterization of Ladder-Type Molecules and Polymers. Air-Stable, Solution-Processable N-Channel and Ambipolar Semiconductors for Thin-Film Transistors Via Experiment and Theory. H. Usta, C. Risko, Z.M. Wang, H. Huang, M.K. Deliomeroglu, A. Zhukhovitskiy, A. Facchetti & T.J. Marks. Journal of the American Chemical Society (2009) 131, 5586-5608. Link
  122. Fluorenyl-Substituted Silole Molecules: Geometric, Electronic, Optical, and Device Properties. X.W. Zhan, A. Haldi, C. Risko, C.K. Chan, W. Zhao, T.V. Timofeeva, A. Korlyukov, M.Y. Antipin, S. Montgomery, E. Thompson, Z.S. An, B. Domercq, S. Barlow, A. Kahn, B. Kippelen, J.L. Brédas & S.R. Marder. Journal of Materials Chemistry (2008) 18, 3157-3166. Link
  123. Experimental and Theoretical Identification of Valence Energy Levels and Interface Dipole Trends for a Family of (Oligo)phenylene-ethynylenethiols Adsorbed on Gold. C. Risko, C.D. Zangmeister, Y. Yao, T.J. Marks, J.M. Tour, M.A. Ratner & R.D. van Zee. Journal of Physical Chemistry C (2008) 112, 13215-13225. Link
  124. Trends in Electron-Vibration and Electronic Interactions in Bis(dimethylamino) Mixed-Valence Systems: A Joint Experimental and Theoretical Investigation. C. Risko, V. Coropceanu, S. Barlow, V. Geskin, K. Schmidt, N.E. Gruhn, S.R. Marder & J.L. Brédas. Journal of Physical Chemistry C (2008) 112, 7959-7967. Link
  125. Synthesis, Characterization, and Transistor Response of Semiconducting Silole Polymers with Substantial Hole Mobility and Air Stability. Experiment and Theory. G. Lu, H. Usta, C. Risko, L. Wang, A. Facchetti, M.A. Ratner & T.J. Marks. Journal of the American Chemical Society (2008) 130, 7670-7685. Link
  126. Modeling Electron and Hole Transport in Fluoroarene-Oligothiopene Semiconductors: Investigation of Geometric and Electronic Structure Properties. S.E. Koh, C. Risko, D.A. da Silva, O. Kwon, A. Facchetti, J.L. Brédas, T.J. Marks & M.A. Ratner. Advanced Functional Materials (2008) 18, 332-340. Link
  127. Geometric and Chelation Influences on the Electronic Structure and Optical Properties of Tetra(carboxylic acid)phenyleneethynylene Dyes. A. Berlin, C. Risko & M.A. Ratner. Journal of Physical Chemistry A (2008) 112, 4202-4208. Link
  128. Fabrication and Characterization of Metal-Molecule-Silicon Devices. A. Scott, D.B. Janes, C. Risko & M.A. Ratner. Applied Physics Letters (2007) 91, 033508. Link
  129. Charge Transport through Oligoarylene Self-Assembled Monolayers: Interplay of Molecular Organization, Metal-Molecule Interactions, and Electronic Structure. C. Grave, C. Risko, A. Shaporenko, Y.L. Wang, C. Nuckolls, M.A. Ratner, M.A. Rampi & M. Zharnikov. Advanced Functional Materials (2007) 17, 3816-3828. Link
  130. Synthesis, Ionisation Potentials and Electron Affinities of Hexaazatrinaphthylene Derivatives. S. Barlow, Q. Zhang, B.R. Kaafarani, C. Risko, F. Amy, C.K. Chan, B. Domercq, Z.A. Starikova, M.Y. Antipin, T.V. Timofeeva, B. Kippelen, J.L. Brédas, A. Kahn & S.R. Marder. Chemistry – A European Journal (2007) 13, 3537-3547. Link
  131. Isolation and Crystal Structures of Two Singlet Bis(triarylamine) Dications with Nonquinoidal Geometries. S.J. Zheng, S. Barlow, C. Risko, T.L. Kinnibrugh, V.N. Khrustalev, S.C. Jones, M.Y. Antipin, N.M. Tucker, T.V. Timofeeva, V. Coropceanu, J.L. Brédas & S.R. Marder. Journal of the American Chemical Society (2006) 128, 1812-1817. Link
  132. Comparative Studies of the Geometric and Electronic Properties of 1,1-disubstituted-2,3,4,5-tetraphenylsiloles and 1,1,2,2-tetramethyl-3,4,5,6-tetraphenyl-1,2-disila-3,5-cyclohexadiene. X.W. Zhan, C. Risko, A. Korlyukov, F. Sena, T.V. Timofeeva, M.Y. Antipin, S. Barlow, J.L. Brédas & S.R. Marder. Journal of Materials Chemistry (2006) 16, 3814-3822. Link
  133. The Impact of Symmetric Modes on Intramolecular Electron Transfer: A Semi-Classical Approach. V. Coropceanu, S.I. Boldyrev, C. Risko & J.L. Brédas. Chemical Physics (2006) 326, 107-114. Link
  134. Electron Affinities of 1,1-diaryl-2,3,4,5-tetraphenyisiloles: Direct Measurements and Comparison with Experimental and Theoretical Estimates. X.W. Zhan, C. Risko, F. Amy, C. Chan, W. Zhao, S. Barlow, A. Kahn, J.L. Brédas & S.R. Marder. Journal of the American Chemical Society (2005) 127, 9021-9029. Link
  135. Bis-Aryl Substituted Dioxaborines as Electron-Transport Materials: A Comparative Density Functional Theory Investigation with Oxadiazoles and Siloles. C. Risko, E. Zojer, P. Brocorens, S.R. Marder & J.L. Brédas. Chemical Physics (2005) 313, 151-157. Link
  136. Electronic Coupling in Tetraanisylarylenediamine Mixed-Valence Systems: The Interplay between Bridge Energy and Geometric Factors. C. Lambert, C. Risko, V. Coropceanu, J. Schelter, S. Amthor, N.E. Gruhn, J.C. Durivage & J.L. Brédas. Journal of the American Chemical Society (2005) 127, 8508-8516. Link
  137. High Charge-Carrier Mobility in an Amorphous Hexaazatrinaphthylene Derivative. B.R. Kaafarani, T. Kondo, J.S. Yu, Q. Zhang, D. Dattilo, C. Risko, S.C. Jones, S. Barlow, B. Domercq, F. Amy, A. Kahn, J.L. Brédas, B. Kippelen & S.R. Marder. Journal of the American Chemical Society (2005) 127, 16358-16359. Link
  138. A Mixed-Valence Bis(diarylamino) Stilbene: Crystal Structure and Comparison of Electronic Coupling with Biphenyl and Tolane Analogues. S. Barlow, C. Risko, V. Coropceanu, N.M. Tucker, S.C. Jones, Z. Levi, V.N. Khrustalev, M.Y. Antipin, T.L. Kinnibrugh, T. Timofeeva, S.R. Marder & J.L. Brédas. Chemical Communications (2005), 764-766. Link
  139. Intervalence Transitions in the Mixed-Valence Monocations of Bis(triarylamines) Linked with Vinylene and Phenylene-Vinylene Bridges. S. Barlow, C. Risko, S.J. Chung, N.M. Tucker, V. Coropceanu, S.C. Jones, Z. Levi, J.L. Brédas & S.R. Marder. Journal of the American Chemical Society (2005) 127, 16900-16911. Link
  140. Electronic Properties of Silole-Based Organic Semiconductors. C. Risko, G.P. Kushto, Z.H. Kafafi & J.L. Brédas. Journal of Chemical Physics (2004) 121, 9031-9038. Link
  141. An Anionic Organic Mixed-Valence System with a Remarkably Well-Resolved Vibrational Structure in Its Intervalence Band. C. Risko, S. Barlow, V. Coropceanu, M. Halik, J.L. Brédas & S.R. Marder. Chemical Communications (2003), 194-195. Link

Book Chapters

  1. Recent Advances in the Computational Characterization of π-Conjugated Systems. J.L. Brédas, X. Chen, T. Körzdörfer, H. Li, C. Risko, S.M. Ryno, & T. Wang. Handbook of Conducting Polymers, 4th Edition. Eds. T.A. Skotheim, B.C. Thompson & J.R. Reynolds. CRC Press (2019).
  2. Non-Covalent Interactions in Organic Electronic Materials. J.L. Brédas, V. Coropceanu, C. Doiron, Y.T. Fu, T. Körzdörfer, L. Pandey, C. Risko, J.S. Sears, B. Yang, Y. Yi, Y. & C. Zhang. Non-Covalent Interactions in Quantum Chemistry and Physics. Eds. A.O. de la Roza & G. DiLabio. Elsevier (2017).
  3. Understanding the Relationships Among Molecular Structure, Excited-State Properties, and Polarizabilities of π-Conjugated Chromophores. R.L. Gieseking, C. Risko, S.R. Marder & J.L. Brédas.WSPC Reference on Organic Electronics. Eds. J.L. Brédas & S.R. Marder. World Scientific Publishing Company Pte. Ltd. (2017).
  4. Small Optical Gap Molecules and Polymers: Using Theory to Design More Efficient Materials for Organic Photovoltaics. C. Risko & J.L. Brédas. Topics in Current Chemistry. Eds. D. Beljonne & J. Cornil. Springer-Verlag, Berlin. 1-38 (2013).
  5. Modeling the Electronic and Optical Processes in Organic Solar Cells: Density Functional Theory and Beyond. J.L. Brédas, V. Coropceanu, C. Doiron, Y.T. Fu, T. Körzdörfer, L. Pandey, C. Risko, J.S. Sears, B. Yang, Y. Yi, Y. & C. Zhang. Organic Solar Cells: Fundamentals, Devices, and Upscaling. Eds. B. Rand & H. Richter. Pan Stanford Publishing (2013).

Article Reviews and Editorials

  1. Festschrift in Honor of Prof. Jean-Luc Brédas on His 65th Birthday. C. Risko, E. Reichmanis, R. Lazzaroni, Z. Shuai, C. Toro & J.M. Buriak. Chemistry of Materials (2019) 31, 6307-6308. Link
  2. Organic Semiconductors Healing Contact. C. Risko & J.L. Brédas. Nature Materials (2013) 12, 1084-1085. Link

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