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Harry J. Coles
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Journal Articles

A nano-patterned photonic crystal laser with a dye-doped liquid crystal

Doo-Hyun Ko, Stephen M. Morris, Alexander Lorenz, Flynn Castles, Haider Butt, Damian J. Gardiner, Malik M. Qasim, Bodo Wallikewitz, Philip J. W. Hands, Timothy D. Wilkinson, Gehan A. J. Amaratunga, Harry J. Coles, Richard H. Friend
Journal: Applied Physics Letters
Appl. Phys. Lett. 103, 051101 (2013)
https://doi.org/10.1063/1.4816243
Published: July 2013
View article titled, A nano-patterned photonic crystal laser with a dye-doped liquid crystal
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Journal Articles

Programmable ZnO nanowire transistors using switchable polarization of ferroelectric liquid crystal

Woong-Ki Hong, Jung Inn Sohn, SeungNam Cha, Jong Min Kim, Jong-Bae Park, Su Seok Choi, Harry J. Coles, Mark E. Welland
Journal: Applied Physics Letters
Appl. Phys. Lett. 102, 053504 (2013)
https://doi.org/10.1063/1.4791561
Published: February 2013
View article titled, Programmable ZnO nanowire transistors using switchable polarization of ferroelectric liquid crystal
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Journal Articles

Electrically switchable random to photonic band-edge laser emission in chiral nematic liquid crystals

Stephen M. Morris, Damian J. Gardiner, Philip J. W. Hands, Malik M. Qasim, Timothy D. Wilkinson, Ian H. White, Harry J. Coles
Journal: Applied Physics Letters
Appl. Phys. Lett. 100, 071110 (2012)
https://doi.org/10.1063/1.3684804
Published: February 2012
View article titled, Electrically switchable random to photonic band-edge laser emission in chiral nematic liquid crystals
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Journal Articles

Lowering the excitation threshold of a random laser using the dynamic scattering states of an organosiloxane smectic A liquid crystal

Stephen M. Morris, Damian J. Gardiner, Malik M. Qasim, Philip J. W. Hands, Timothy D. Wilkinson, Harry J. Coles
Journal: Journal of Applied Physics
J. Appl. Phys. 111, 033106 (2012)
https://doi.org/10.1063/1.3681898
Published: February 2012
View article titled, Lowering the excitation threshold of a random laser using the dynamic scattering states of an organosiloxane smectic A liquid crystal
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Journal Articles

Spontaneous induction of the uniform lying helix alignment in bimesogenic liquid crystals for the flexoelectro-optic effect

Damian J. Gardiner, Stephen M. Morris, Philip J. W. Hands, Flynn Castles, Malik M. Qasim, Wook-Sung Kim, Su Seok Choi, Timothy D. Wilkinson, Harry J. Coles
Journal: Applied Physics Letters
Appl. Phys. Lett. 100, 063501 (2012)
https://doi.org/10.1063/1.3682305
Published: February 2012
View article titled, Spontaneous induction of the uniform lying helix alignment in bimesogenic liquid crystals for the flexoelectro-optic effect
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Journal Articles

Fast-switching phase gratings using in-plane addressed short-pitch polymer stabilized chiral nematic liquid crystals

Stephen M. Morris, Damian J. Gardiner, Flynn Castles, Philip J. W. Hands, Timothy D. Wilkinson, Harry J. Coles
Journal: Applied Physics Letters
Appl. Phys. Lett. 99, 253502 (2011)
https://doi.org/10.1063/1.3670041
Published: December 2011
View article titled, Fast-switching phase gratings using in-plane addressed short-pitch polymer stabilized chiral nematic liquid crystals
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Journal Articles

Polymer stabilized chiral nematic liquid crystals for fast switching and high contrast electro-optic devices

Damian J. Gardiner, Stephen M. Morris, Flynn Castles, Malik M. Qasim, Wook-Sung Kim, Su Seok Choi, Hyun-Jin Park, In-Jae Chung, Harry J. Coles
Journal: Applied Physics Letters
Appl. Phys. Lett. 98, 263508 (2011)
https://doi.org/10.1063/1.3605597
Published: June 2011
View article titled, Polymer stabilized chiral nematic liquid crystals for fast switching and high contrast electro-optic devices
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Journal Articles

High slope efficiency liquid crystal lasers

Carrie Mowatt, Stephen M. Morris, Timothy D. Wilkinson, Harry J. Coles
Journal: Applied Physics Letters
Appl. Phys. Lett. 97, 251109 (2010)
https://doi.org/10.1063/1.3526750
Published: December 2010
View article titled, High slope efficiency liquid crystal lasers
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Journal Articles

Comparison of the performance of photonic band-edge liquid crystal lasers using different dyes as the gain medium

Carrie Mowatt, Stephen M. Morris, Myoung Hoon Song, Timothy D. Wilkinson, Richard H. Friend, Harry J. Coles
Journal: Journal of Applied Physics
J. Appl. Phys. 107, 043101 (2010)
https://doi.org/10.1063/1.3284939
Published: February 2010
View article titled, Comparison of the performance of photonic band-edge liquid crystal lasers using different dyes as the gain medium
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Journal Articles

High contrast chiral nematic liquid crystal device using negative dielectric material

Su Seok Choi, Flynn Castles, Stephen M. Morris, Harry J. Coles
Journal: Applied Physics Letters
Appl. Phys. Lett. 95, 193502 (2009)
https://doi.org/10.1063/1.3248219
Published: November 2009
View article titled, High contrast chiral nematic liquid crystal device using negative dielectric material
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Journal Articles

Wavelength tuning the photonic band gap in chiral nematic liquid crystals using electrically commanded surfaces

Su Seok Choi, Stephen M. Morris, Harry J. Coles, Wilhelm T. S. Huck
Journal: Applied Physics Letters
Appl. Phys. Lett. 91, 231110 (2007)
https://doi.org/10.1063/1.2820681
Published: December 2007
View article titled, Wavelength tuning the photonic band gap in chiral nematic liquid crystals using electrically commanded surfaces
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Journal Articles

Reversible color switching from blue to red in a polymer stabilized chiral nematic liquid crystals

Jing Chen, Stephen M. Morris, Timothy D. Wilkinson, Harry J. Coles
Journal: Applied Physics Letters
Appl. Phys. Lett. 91, 121118 (2007)
https://doi.org/10.1063/1.2789290
Published: September 2007
View article titled, Reversible color switching from blue to red in a polymer stabilized chiral nematic liquid crystals
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