Journal ArticleDOI
Norbornadiene–quadricyclane as an abiotic system for the storage of solar energy
TLDR
In this paper, the applicability of the valence isomerization of norbornadiene and its derivatives for the storage of solar energy is discussed, and a bibliography includes 112 references.Abstract:
Data on the valence isomerisation of norbornadiene and its derivatives into the corresponding quadricyclanes published between 1990 and 2001 are considered and described systematically. The applicability of this reaction for the storage of solar energy is discussed. The bibliography includes 112 references.read more
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Azobenzene-based solar thermal fuels: design, properties, and applications
TL;DR: A state-of-the-art account on the recent advancements in solar thermal fuels based on azobenzene photoswitches and their fundamentals and new perspectives on the future scope, opportunities and challenges are provided.
Journal ArticleDOI
Templated assembly of photoswitches significantly increases the energy-storage capacity of solar thermal fuels
Timothy J. Kucharski,Nicola Ferralis,Alexie M. Kolpak,Jennie O. Zheng,Daniel G. Nocera,Jeffrey C. Grossman +5 more
TL;DR: The results demonstrate that solar thermal fuels composed of molecule-nanostructure hybrids can exhibit significantly enhanced energy-storage capabilities through the generation of template-enforced steric strain.
Journal ArticleDOI
Chemical solutions for the closed-cycle storage of solar energy
TL;DR: In this paper, a review analyzes the inherent scientific challenges of realizing the potential of storing solar energy by photochemical generation of high-energy metastable compounds whose subsequent thermal isomerization releases large amounts of low-temperature (<500 K) heat.
Journal ArticleDOI
Review on synthesis and properties of high-energy-density liquid fuels: Hydrocarbons, nanofluids and energetic ionic liquids
TL;DR: In this paper, a review of the synthesis and properties of high energy density (HED) liquid fuels along with challenges appearing especially in the past decade is presented, where the currently used multi-cyclic HED fuels are introduced first with a focus on more efficient and greener synthesis routes.
Journal ArticleDOI
Designing photoswitches for molecular solar thermal energy storage
TL;DR: In this article, the focus of the paper is on examples where molecular design has been used to improve the performance of the molecules, and as such it may serve as an inspiration for future design.
References
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Journal ArticleDOI
Norbornadiene-quadricyclane — an effective molecular system for the storage of solar energy
TL;DR: The results of studies on intramolecular interconversions in systems of norbornadiene quadricyclane and their derivatives are classified and discussed in this article, where the mechanisms of the forward photoreaction and reverse thermal process in relation to the nature of the substituents and carbocycles, type of sensitiser and catalyst, and properties of the medium are discussed in detail and classified.
Journal ArticleDOI
Studies on Radical Cations, III. The Type C Valence-Isomeric System Quadricyclane Radical Cation/Norbornadiene Radical Cation†
TL;DR: In this paper, the radical cation couple quadricyclane+ (Q+)/norbornadiene+ (NBD+) is considered and the barrier of interconversion is estimated to be significantly lower than that for the corresponding neutrals.
Journal ArticleDOI
Designing Copper(I) Photosensitizers for the Norbornadiene−Quadricyclane Transformation Using Visible Light: An Improved Solar Energy Storage System
Federico Franceschi,Massimo Guardigli,Euro Solari,Carlo Floriani,‡ and Angiola Chiesi-Villa,Corrado Rizzoli +5 more
TL;DR: In this paper, four copper(I) complexes have been designed as photosensitizers for assisting the norbornadiene (NBD) → quadricyclene (Q) isomerization with the purpose of carrying out the reaction using visible light and achieving a high NBD/photocatalyst turnover.
Journal ArticleDOI
Mechanistic approach to the sensitization process of aromatic ketones in the isomerization between norbornadiene and quadricyclane.
Tatsuo Arai,Takahisa Oguchi,Toshio Wakabayashi,Masahiro Tsuchiya,Yoshinobu Nishimura,Shigero Oishi,Hirochika Sakuragi,Katsumi Tokumaru +7 more
TL;DR: In this paper, the quantum yields for norbornadiene(N)→quadricyclane(Q) and Q→N isomerization were determined in acetonitrile using several substituted benzophenones (BPs) as triplet sensitizers.
Journal ArticleDOI
Preparation and Properties of Photo-Functional Systems with Nitroxide Radicals
TL;DR: In this article, a series of TEMPO-substituted norbornadiene, spiropyran and anthracene derivatives have been prepared; their light-induced structural change to the corresponding qudricyclanes, merocyanines or anthracenes and the reverse reactions to the starting materials have been studied.