C
Christian B. Nielsen
Researcher at Queen Mary University of London
Publications - 136
Citations - 11385
Christian B. Nielsen is an academic researcher from Queen Mary University of London. The author has contributed to research in topics: Organic solar cell & Polymer. The author has an hindex of 49, co-authored 124 publications receiving 9762 citations. Previous affiliations of Christian B. Nielsen include Nielsen Holdings N.V. & University of Florida.
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Journal ArticleDOI
The Dalton quantum chemistry program system
Kestutis Aidas,Celestino Angeli,Keld L. Bak,Vebjørn Bakken,Radovan Bast,Linus Boman,Ove Christiansen,Renzo Cimiraglia,Sonja Coriani,Pål Dahle,Erik K. Dalskov,Ulf Ekström,Thomas Enevoldsen,Janus J. Eriksen,Patrick Ettenhuber,Berta Fernández,Lara Ferrighi,Heike Fliegl,Luca Frediani,Kasper Hald,Asger Halkier,Christof Hättig,Hanne Heiberg,Trygve Helgaker,Alf C. Hennum,Hinne Hettema,Eirik Hjertenæs,Stine Høst,Ida-Marie Høyvik,Maria Francesca Iozzi,Brannislav Jansik,Hans-Jørgen Aa. Jensen,Dan Jonsson,Poul Jørgensen,Johanna Kauczor,Sheela Kirpekar,Thomas Kjærgaard,Wim Klopper,Stefan Knecht,Rika Kobayashi,Henrik Koch,Jacob Kongsted,Andreas Krapp,Kasper Kristensen,Andrea Ligabue,Ola B. Lutnæs,Juan Ignacio Melo,Kurt V. Mikkelsen,Rolf H. Myhre,Christian Neiss,Christian B. Nielsen,Patrick Norman,Jeppe Olsen,Jógvan Magnus Haugaard Olsen,Anders Osted,Martin J. Packer,Filip Pawłowski,Thomas Bondo Pedersen,Patricio Federico Provasi,Simen Reine,Zilvinas Rinkevicius,Torgeir A. Ruden,Kenneth Ruud,Vladimir V. Rybkin,Paweł Sałek,Claire C. M. Samson,Alfredo Sánchez de Merás,Trond Saue,Stephan P. A. Sauer,Bernd Schimmelpfennig,Kristian Sneskov,Arnfinn Hykkerud Steindal,Kristian O. Sylvester-Hvid,Peter R. Taylor,Andrew M. Teale,Erik I. Tellgren,David P. Tew,Andreas J. Thorvaldsen,Lea Thøgersen,Olav Vahtras,Mark A. Watson,David J. D. Wilson,Marcin Ziółkowski,Hans Ågren +83 more
TL;DR: Dalton is a powerful general‐purpose program system for the study of molecular electronic structure at the Hartree–Fock, Kohn–Sham, multiconfigurational self‐consistent‐field, Møller–Plesset, configuration‐interaction, and coupled‐cluster levels of theory.
Journal ArticleDOI
Non-Fullerene Electron Acceptors for Use in Organic Solar Cells
Christian B. Nielsen,Sarah Holliday,Hung-Yang Chen,Samuel J. Cryer,Iain McCulloch,Iain McCulloch +5 more
TL;DR: The motivation to replace fullerene acceptors stems from their synthetic inflexibility, leading to constraints in manipulating frontier energy levels, as well as poor absorption in the solar spectrum range, and an inherent tendency to undergo postfabrication crystallization, resulting in device instability.
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High-efficiency and air-stable P3HT-based polymer solar cells with a new non-fullerene acceptor
Sarah Holliday,Raja Shahid Ashraf,Andrew Wadsworth,Derya Baran,Syeda Amber Yousaf,Christian B. Nielsen,Ching-Hong Tan,Stoichko D. Dimitrov,Zhengrong Shang,Nicola Gasparini,Maha A. Alamoudi,Frédéric Laquai,Christoph J. Brabec,Alberto Salleo,James R. Durrant,Iain McCulloch,Iain McCulloch +16 more
TL;DR: A new non-fullerene acceptor that has been specifically designed to give improved performance alongside the wide bandgap donor poly(3-hexylthiophene), a polymer with significantly better prospects for commercial OPV due to its relative scalability and stability is presented.
Journal ArticleDOI
Recent Advances in the Development of Semiconducting DPP‐Containing Polymers for Transistor Applications
TL;DR: This progress report summarizes the numerous DPP-containing polymers recently developed for field-effect transistor applications including diphenyl-DPP and dithienyl- DPP-based polymers as the most commonly reported materials and highlights fundamental structure-property relations such as the relationships between the thin film morphologies and the charge carrier mobilities observed for D PP- containing polymers.
Journal ArticleDOI
A Rhodanine Flanked Nonfullerene Acceptor for Solution-Processed Organic Photovoltaics
Sarah Holliday,Raja Shahid Ashraf,Christian B. Nielsen,Mindaugas Kirkus,Jason A. Röhr,Ching-Hong Tan,Elisa Collado-Fregoso,Astrid-Caroline Knall,James R. Durrant,Jenny Nelson,Iain McCulloch +10 more
TL;DR: It was determined that the P3 HT:FBR blend is highly intermixed, leading to increased charge generation relative to comparative devices with P3HT:PC60BM, but also faster recombination due to a nonideal morphology, demonstrating that this acceptor shows great promise for further optimization.