Publications

Conservation of angular momentum on a single-photon level

L. Kopf, R. Barros, S. Prabhakar, E. Giese, R. Fickler

Ultrafast modulation of guided-mode resonance in a nonlinear silicon nitride grating

S. Bej, N. Tkachenko, R. Fickler, T. Niemi

Talbot interference of whispering gallery modes

M. Eriksson, B. A. Stickler, R. Fickler

Generalized angle-orbital-angular-momentum Talbot effect and modulo mode sorting

J. Hu, M. Eriksson, S. Gigan, R. Fickler

Observation of the topological aberrations of twisted light

R. Barros, S. Bej, M. Hiekkamäki, M. Ornigotti, R. Fickler

Coherent beam combining of optical vortices

H. Fathi, M. Närhi, R. Barros, R. Gumenyuk

Higher-order Poincaré Spheres and Spatiospectral Poincaré Beams

R. Fickler, L. Kopf, M. Ornigotti

Entanglement-Based Quantum Information Technology

Z. Zhang, C. You, O. S. Magaña-Loaiza, R.Fickler, R. J. León-Montiel, J. P. Torres, T. Humble, S. Liu, Y. Xia, Q. Zhuang

Phase-Matched Second-Harmonic Generation from Metasurfaces Inside Multipass Cells

M. Mekhael, T. Stolt, A. Vesala, H. Rekola, T. K. Hakala, R. Fickler, M. J. Huttunen

Correlating Space, Wavelength, and Polarization of Light: Spatiospectral Vector Beams

L. Kopf, R. Barros, R. Fickler

Sensing Rotations with Multiplane Light Conversion

M. Eriksson, A. Z. Goldberg, M. Hiekkamäki, F. Bouchard, G. Leuchs, R. Fickler, L. L. Sanchez-Soto

Endless Fun in high dimensions -- A Quantum Card Game

L. Kopf, M. Hiekkamäki, S. Prabhakar, R. Fickler

High-efficiency interface between multi-mode and single-mode fibers

O. Korichi, M. Hiekkamäki, R.Fickler

Observation of the quantum Gouy phase

M. Hiekkamäki, R. F. Barros, M. Ornigotti, R. Fickler

Enhanced spin–orbit coupling in an epsilon-near-zero material

J. S. Eismann, L. Ackermann, B. Kantor, S. Nechayev, M. Z. Alam, R. Fickler, R. W. Boyd, P. Banzer

Quantum advantage using high-dimensional twisted photons as quantum finite automata

S. Z. D. Plachta, M. Hiekkamäki, A. Yakaryılmaz, R. Fickler

Photonic Angular Superresolution Using Twisted N00N States

M. Hiekkamäki, F. Bouchard, R. Fickler

Roadmap on multimode light shaping

M. Piccardo, V. Ginis, A. Forbes, S. Mahler, A. A. Friesem, N. Davidson, H. Ren, A. H. Dorrah, F. Capasso, F. T. Dullo, B. S. Ahluwalia, A. Ambrosio, S. Gigan, N. Treps, M. Hiekkamäki, R. Fickler, M. Kues, D. Moss, R. Morandotti, J. Riemensberger, T. J. Kippenberg, J. Faist, G. Scalari, N. Picqué, T. W. Hänsch, G. Cerullo, C. Manzoni, L. A. Lugiato, M. Brambilla, L. Columbo, A. Gatti, F. Prati, A. Shiri, A. F. Abouraddy, A. Alù, E. Galiffi, J.B. Pendry, P. A. Huidobro

Talbot self-imaging and two-photon interference in ring-core fibers

M. Eriksson, B. A. Stickler, L. Kopf, M. Hiekkamäki, R. Gumenyuk, Y. Chamorovskiy, S. Ramelow, R. Fickler

Size-invariant twisted optical modes for the efficient generation of higher-dimensional quantum states

A. Anwar, S. Prabhakar, R. P. Singh

Spectral vector beams for high-speed spectroscopic measurements

L. Kopf, J. R. Deop Ruano, M. Hiekkamäki, T. Stolt, M. J. Huttunen, F. Bouchard, R. Fickler

High-accuracy longitudinal position measurement using self-accelerating light

S. Prabhakar, S. Plachta, M. Ornigotti, R. Fickler

High-Dimensional Two-Photon Interference Effects in Spatial Modes

M. Hiekkamäki, R.Fickler

Spatial structuring of light for undergraduate laboratory

S. Panarin, J. Müller, S. Prabhakar, R. Fickler

Two-photon interference: the Hong-Ou-Mandel effect

F. Bouchard, A. Sit, Y. Zhang, R. Fickler, F. M. Miatto, Y. Yao, F. Sciarrino, E. Karimi

Selective tuning of Hilbert spaces in states encoded with spatial modes of light

A. Anwar, N. Lal, S. Prabhakar, R. P. Singh

Entanglement: Quantum or Classical?

D. Paneru, E. Cohen, R. Fickler, R. W. Boyd, E. Karimi

Two-photon quantum interference and entanglement at 2.1 μm

S. Prabhakar, T. Shields, A. C. Dada, M. Ebrahim, G. G. Taylor, D. Morozov, K. Erotokritou, S. Miki, M. Yabuno, H. Terai, C. Gawith, M. Kues, L. Caspani, R. H. Hadfield, M. Clerici

High-dimensional quantum gates using full-field spatial modes of photons

F. Brandt, M. Hiekkamäki, F. Bouchard, M. Huber, R. Fickler

Full-field mode sorter using two optimized phase transformations for high-dimensional quantum cryptography

R. Fickler, F. Bouchard, E. Giese, V. Grillo, G. Leuchs, E. Karimi

Overcoming Noise in Entanglement Distribution

S. Ecker, F. Bouchard, L. Bulla, F. Brandt, O. Kohout, F. Steinlechner, R. Fickler, M. Malik, Y. Guryanova, R. Ursin, M. Huber

Near-perfect measuring of full-field transverse-spatial modes of light

M. Hiekkamäki, S. Prabhakar, R. Fickler

Ghost imaging with engineered quantum states by Hong–Ou–Mandel interference

N. Bornman, S.Prabhakar, A. Vallés, J. Leach, A. Forbes

Influence of pump coherence on the generation of position-momentum entanglement in optical parametric down-conversion

W. Zhang, R. Fickler, E. Giese, L. Chen, R. W. Boyd

Quantum process tomography of a high-dimensional quantum communication channel

F. Bouchard, F. Hufnagel, D. Koutný, A. Abbas, A. Sit, K. Heshami, R. Fickler, E. Karimi

Measurement of the Photon-Plasmon Coupling Phase Shift

A. Safari, R. Fickler, E. Giese, O. S. Magaña-Loaiza, R. W. Boyd, I. De Leon

A primary radiation standard based on quantum nonlinear optics

S. Lemieux, E. Giese, R. Fickler, M.V. Chekhova, R.W. Boyd

Structured quantum projectiles

H. Larocque, R. Fickler, E. Cohen, V. Grillo, R.E. Dunin-Borkowski, G. Leuchs, E. Karimi

Experimental realization of wave-packet dynamics in cyclic quantum walks

F. Nejadsattari, Y. Zhang, F. Bouchard, H. Larocque, A. Sit, E. Cohen, R. Fickler, E. Karimi

Experimental investigation of high-dimensional quantum key distribution protocols with twisted photons

F. Bouchard, K. Heshami, D. England, R. Fickler, R.W. Boyd, B.-G. Englert, L. L. Sánchez-Soto, E. Karimi

Measuring azimuthal and radial modes of photons

F. Bouchard, N. H. Valencia, F. Brandt, R. Fickler, M. Huber, M. Malik

Free-space remote sensing of rotation at photon-counting level

W. Zhang, J. Gao, D. Zhang, Y. He, T. Xu, R. Fickler, L. Chen

Underwater Quantum Key Distribution in Outdoor Conditions with Twisted Photons

F. Bouchard, A. Sit, F. Hufnagel, A. Abbas, Y. Zhang, K. Heshami, R. Fickler, C. Marquardt, G. Leuchs, R. W. Boyd, E. Karimi

Quantum cryptography with structured photons through a vortex fiber

A. Sit, R. Fickler, F. Alsaiari, F. Bouchard, H. Larocque, P. Gregg, L. Yan, R. W. Boyd, S. Ramachandran, E. Karimi

Reconstructing the topology of optical polarization knots

H. Larocque, D. Sugic, D. Mortimer, A. J. Taylor, R. Fickler, R. W. Boyd, M. R. Dennis, E. Karimi

Round-Robin Differential Phase-Shift Quantum Key Distribution with Twisted Photons

F. Bouchard, A. Sit, K. Heshami, R. Fickler, E. Karimi

Influence of pump coherence on the quantum properties of spontaneous parametric down-conversion

E.Giese, R. Fickler, W. Zhang, L. Chen, R. W. Boyd

Twisted Photons: New Quantum Perspectives in High Dimensions

M. Erhard, R. Fickler, M. Krenn, A. Zeilinger

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