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Alexis Askitopoulos
Alexis Askitopoulos
QUBITECH
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Realizing the classical XY Hamiltonian in polariton simulators
NG Berloff, M Silva, K Kalinin, A Askitopoulos, JD Töpfer, P Cilibrizzi, ...
Nature materials 16 (11), 1120, 2017
3822017
Polariton condensation in an optically induced two-dimensional potential
A Askitopoulos, H Ohadi, AV Kavokin, Z Hatzopoulos, PG Savvidis, ...
Physical Review B 88 (4), 041308, 2013
1802013
Lasing threshold doubling at the crossover from strong to weak coupling regime in GaAs microcavity
P Tsotsis, PS Eldridge, T Gao, SI Tsintzos, Z Hatzopoulos, PG Savvidis
New Journal of physics 14 (2), 023060, 2012
1042012
Robust platform for engineering pure-quantum-state transitions in polariton condensates
A Askitopoulos, TCH Liew, H Ohadi, Z Hatzopoulos, PG Savvidis, ...
Physical Review B 92 (3), 035305, 2015
772015
Bragg polaritons: strong coupling and amplification in an unfolded microcavity
A Askitopoulos, L Mouchliadis, I Iorsh, G Christmann, JJ Baumberg, ...
Physical Review Letters 106 (7), 076401, 2011
682011
Oriented polaritons in strongly-coupled asymmetric double quantum well microcavities
G Christmann, A Askitopoulos, G Deligeorgis, Z Hatzopoulos, SI Tsintzos, ...
Applied Physics Letters 98 (8), 2011
662011
Optical control of couplings in polariton condensate lattices
S Alyatkin, JD Töpfer, A Askitopoulos, H Sigurdsson, PG Lagoudakis
Physical Review Letters 124 (20), 207402, 2020
612020
Optical Bistability under Nonresonant Excitation in Spinor Polariton Condensates
L Pickup, K Kalinin, A Askitopoulos, Z Hatzopoulos, PG Savvidis, ...
Physical Review Letters 120 (22), 225301, 2018
582018
Linear wave dynamics explains observations attributed to dark solitons in a polariton quantum fluid
P Cilibrizzi, H Ohadi, T Ostatnicky, A Askitopoulos, W Langbein, ...
Physical Review Letters 113 (10), 103901, 2014
532014
Polariton condensation in a strain-compensated planar microcavity with InGaAs quantum wells
P Cilibrizzi, A Askitopoulos, M Silva, F Bastiman, E Clarke, JM Zajac, ...
Applied Physics Letters 105 (19), 191118, 2014
512014
Nonresonant optical control of a spinor polariton condensate
A Askitopoulos, K Kalinin, TCH Liew, P Cilibrizzi, Z Hatzopoulos, ...
Physical Review B 93 (20), 205307, 2016
472016
All-optical quantum fluid spin beam splitter
A Askitopoulos, AV Nalitov, ES Sedov, L Pickup, ED Cherotchenko, ...
Physical Review B 97 (23), 235303, 2018
462018
A hybrid organic–inorganic polariton LED
R Jayaprakash, K Georgiou, H Coulthard, A Askitopoulos, SK Rajendran, ...
Light: Science & Applications 8 (1), 81, 2019
412019
Half-skyrmion spin textures in polariton microcavities
P Cilibrizzi, H Sigurdsson, TCH Liew, H Ohadi, A Askitopoulos, ...
Physical Review. B, Condensed matter and materials physics, 2016
372016
Quantum fluids of light in all-optical scatterer lattices
S Alyatkin, H Sigurdsson, A Askitopoulos, JD Töpfer, PG Lagoudakis
Nature communications 12 (1), 1-8, 2021
362021
Lasing in Bose-Fermi mixtures
VP Kochereshko, MV Durnev, L Besombes, H Mariette, VF Sapega, ...
Scientific reports 6, 2016
272016
Optical orientation, polarization pinning, and depolarization dynamics in optically confined polariton condensates
I Gnusov, H Sigurdsson, S Baryshev, T Ermatov, PG Lagoudakis, ...
Physical Review B 102 (12), 125419, 2020
262020
Generation of anti-stokes fluorescence in a strongly coupled organic semiconductor microcavity
K Georgiou, R Jayaprakash, A Askitopoulos, DM Coles, PG Lagoudakis, ...
ACS Photonics 5 (11), 4343-4351, 2018
252018
Polariton spin whirls
P Cilibrizzi, H Sigurdsson, TCH Liew, H Ohadi, S Wilkinson, ...
Physical Review B 92 (15), 155308, 2015
242015
Persistent self-induced larmor precession evidenced through periodic revivals of coherence
H Sigurdsson, I Gnusov, S Alyatkin, L Pickup, NA Gippius, PG Lagoudakis, ...
Physical Review Letters 129 (15), 155301, 2022
19*2022
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