Photoresponsive Liquid Crystals (PhotoLC)


Research project supported by The Danish Council for Independent Research | Technology and Production Sciences (project period: 1.11.2012 – 31.1.2016)




H. Lissau, S.L. Broman, M. Jevric, A.Į. Madsen, M.B. Nielsen, “CuAAC and RuAAC with Alkyne-functionalised Dihydroazulene Photoswitches and Determination of Hammett s-Constants for Triazoles,” Aust. J. Chem. 2014, 67, 531-534.


S.L. Broman, M.B. Nielsen, “Dihydroazulene: from controlling photochromism to molecular electronics devices,” Phys. Chem. Chem. Phys. 2014, 16, 21172-21182.


A.U. Petersen, M. Jevric, R.J. Mandle, E.J. Davis, S.J. Cowling, J.W. Goodby, M.B. Nielsen, “Liquid crystalline dihydroazulene photoswitches,” RSC Adv. 2015, 5, 89731-89744.


M.D. Kilde, S.L. Broman, A. Kadziola, M.B. Nielsen, “On the solvent dependent bromination of dihydroazulenes,” Synlett 2016, 27, 450-454.


A.U. Petersen, M. Jevric, J. Elm, S.T. Olsen, C.G. Tortzen, A. Kadziola, K.V. Mikkelsen, M.B. Nielsen, “Azulenium chemistry – towards new derivatives of photochromic dihydroazulenes,” Org. Biomol. Chem. 2016, 14, 2403-2412.  Inside Cover publication.





Anne U. Petersen, “Tuning the properties of the ring closure of vinylheptafulvene to dihydroazulene,” TOKS XIII, University of Southern Denmark, Odense, 12-13.4, 2013.

Mogens BrŅndsted Nielsen, “The Dihydroazulene Photoswitch - Functionalization Methods and Development of Switches for Molecular Electronics,” Polish Academy of Sciences, Warsaw, Poland, 10.5, 2013.

Mogens BrŅndsted Nielsen “The Dihydroazulene/Vinylheptafulvene Photo/Thermoswitch,” at Heron Island Conference on Reactive Intermediates and Unusual Molecules (July 2013, Australia),

Mogens BrŅndsted Nielsen “Photochromic Dihydroazulenes – from light-controlled molecular electronics components to energy storage devices,” at Trends in Modern Chemistry, 10th Aarhus Winter Meeting (January 2014, Denmark),

Mogens BrŅndsted Nielsen “Dihydroazulene Photoswitches,” at Molecular Electronics and Molecular Switches (June 2014, Summer School, Sweden).

Mogens BrŅndsted Nielsen, ”The Chemistry of Photochromic Dihydroazulenes – From Development of Synthetic Protocols to Novel Ways of Storing Solar Energy,” University of Hamburg, April 14, 2015.

Mogens BrŅndsted Nielsen, “From light-controlled molecular electronics devices to solar energy storage materials,”at International Conference and Expo on Smart Materials and Structures, Las Vegas (USA), June 15-17, 2015.

Mogens BrŅndsted Nielsen, ”Molecular photoswitches for molecular electronics and solar energy storage,” at NGS-NANO Summer School on Active Organic Nanostructures, Turku (Finland), August 11-14, 2015.

Mogens BrŅndsted Nielsen, “Development of Molecules for Molecular Electronics and Solar Energy Applications Based on Redox-Active Tetrathiafulvalenes and Photochromic Dihydroazulenes,” at University of Toulouse, Sept. 24, 2015.








A. U. Petersen, “Tuning the properties of the ring closure of vinylheptafulvene to dihydroazulene,” Gordon Research Seminar and Gordon Research Conference, Physical Organic Chemistry, Holderness, USA, 22-23.6 & 28.6, 2013.


A. U. Petersen, M. Jevric, et al. Synthesis of Dihydroazulene Photoswitches with Liquid Crystalline Properties”, at the 28th British Liquid Crystal Society Annual Conference, Durham, 14-16.4, 2014. Awarded Poster Prize




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