Tommi Hakala

Control of Geometric Phase by Dynamic Phase

Leinonen, Aleksi; Visser, Taco D; Friberg, Ari T; Hakala, Tommi K. 2024. Physical review applied. 21: A1 Journal article (refereed), original research

Dual perfect vectorial vortex beam generation with a single spin-multiplexed metasurface

Yang, Jiaqi; Hakala, Tommi K.; Friberg, Ari T.. 2024. Optics express. 32: 20242-20255 A1 Journal article (refereed), original research

Observation of enhanced epsilon-near-zero effects in resonant stratified media

Calpe, Roman; Karvinen, Petri; Paakkonen, Pertti; Ornigotti, Marco; Caglayan, Humeyra; Turunen, Jari; Hakala, Tommi K; Koivurova, Matias. 2024. Applied physics letters. 124: A1 Journal article (refereed), original research

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

Mekhael, Madona; Stolt, Timo; Vesala, Anna; Rekola, Heikki; Hakala, Tommi K; Fickler, Robert; Huttunen, Mikko J. 2024. Acs photonics. 11: 682-687 A1 Journal article (refereed), original research

Raman enhancement in bowtie-shaped aperture-particle hybrid nanostructures fabricated with DNA-assisted lithography

Kabusure, Kabusure M; Piskunen, Petteri; Yang, Jiaqi; Linko, Veikko; Hakala, Tommi K. 2023. Nanoscale. 15: 8589-8596 A1 Journal article (refereed), original research

Controlling Topology and Polarization State of Lasing Photonic Bound States in Continuum

Mohamed, Sughra; Wang, Jie; Rekola, Heikki; Heikkinen, Janne; Asamoah, Benjamin; Shi, Lei; Hakala, Tommi K. 2022. Laser and photonics reviews. 16: A1 Journal article (refereed), original research

Controlling of topological charge in 2D photonic crystal

Mohamed, Sughra; Hakala, Tommi; Wang, Jie; Shi, Lei. 2022. Optica Publishing Group poster

Experimental Demonstration of Dark‐State Metasurface Laser with Controllable Radiative Coupling

Droulias, Sotiris; Mohamed, Sughra; Rekola, Heikki; Hakala, Tommi K; Soukoulis, Costas M; Koschny, Thomas. 2022. Advanced optical materials. 10: A1 Journal article (refereed), original research

Generation of arbitrary vector Bessel beams on higher-order Poincaré spheres with an all-dielectric metasurface

Yang, Jiaqi; Hakala, Tommi K; Friberg, Ari T. 2022. Physical review A. 106: . 023520 A1 Journal article (refereed), original research

Multiply-resonant second-harmonic generation using surface lattice resonances in aluminum metasurfaces

Stolt, Timo; Vesala, Anna; Rekola, Heikki; Karvinen, Petri; Hakala, Tommi K; Huttunen, Mikko J. 2022. Optics express. 30: 3620-3631 A1 Journal article (refereed), original research

Optical characterization of DNA origami-shaped silver nanoparticles created through biotemplated lithography

Kabusure, Kabusure M.; Piskunen, Petteri; Yang, Jiaqi; Kataja, Mikko; Chacha, Mwita; Ojasalo, Sofia; Shen, Boxuan; Hakala, Tommi K; Linko, Veikko. 2022. Nanoscale. 14: 9648-9654 A1 Journal article (refereed), original research

Quasi-BIC Mode Lasing in a Quadrumer Plasmonic Lattice

Heilmann, Rebecca; Salerno, Grazia; Cuerda, Javier; Hakala, Tommi K; Törmä, Päivi. 2022. Acs photonics. 9: 224-232 A1 Journal article (refereed), original research

Scattering dominated spatial coherence and phase correlation properties in plasmonic lattice lasers

Heikkinen, Janne I; Asamoah, Benjamin; Calpe, Roman; Nečada, Marek; Koivurova, Matias; Hakala, Tommi K. 2022. New journal of physics. 24: A1 Journal article (refereed), original research

Single-shot measurement of overall degree of spectral coherence: Bulk-generated supercontinuum case

Show, Debanjan; Halder, Atri; Hakala, Tommi K; Koivurova, Matias. 2022. Physical review B. 105: . 104310 A1 Journal article (refereed), original research

Thermal Control of Plasmonic Surface Lattice Resonances

Kelavuori, Jussi; Vanyukov, Viatcheslav; Stolt, Timo; Karvinen, Petri; Rekola, Heikki; Hakala, Tommi K.; Huttunen, Mikko J.. 2022. Nano letters. 22: 3879-3883 A1 Journal article (refereed), original research

Coherence Switching with Metamaterials

Koivurova, Matias; Hakala, Tommi K.; Turunen, Jari; Friberg, Ari T.; Caglayan, Humeyra; Ornigotti, Marco. 2021. Physical review letters. 127: 153902 A1 Journal article (refereed), original research

Controlled photocatalytic activity of TiO2 inverse opal structures with atomic layer deposited (ALD) metal oxide thin films

Pham, Khai; Pelisset, Segolene; Kinnunen, Niko; Karvinen, Petri; Hakala, Tommi K; Saarinen, Jarkko J. 2021. Materials chemistry and physics. 2022; 277: 125533 A1 Journal article (refereed), original research

Optical Plasmon Excitation in Transparent Conducting SrNbO 3 and SrVO 3 Thin Films

Mirjolet, Mathieu; Kataja, Mikko; Hakala, Tommi K.; Komissinskiy, Philipp; Alff, Lambert;Herranz, Gervasi; Fontcuberta, Josep. 2021. Advanced optical materials. 9: 2100520 A1 Journal article (refereed), original research

Polarization dependent beaming properties of a plasmonic lattice laser

Asamoah, Benjamin O; Partanen, Henri; Mohamed, Sughra; Heikkinen, Janne; Halder, Atri; Koivurova, Matias; Necada, Marek; Setälä, Tero; Turunen, Jari; Friberg, Ari T; Hakala, Tommi K. 2021. New journal of physics. 23: 63037 A1 Journal article (refereed), original research

Temperature-tunable surface lattice resonances in plasmonic metasurfaces

Stolt, Timo; Kelavuori, Jussi; Vanyukov, Viatcheslav; Rekola, Heikki; Reuna, Jarno; Niemi, Tapio; Hakala, Tommi K.; Huttunen, Mikko J.. 2021.

All-Optical Emission Control and Lasing in Plasmonic Lattices

Taskinen, Jani M; Moilanen, Antti J; Rekola, Heikki; Kuntze, Kim; Priimagi, Arri; Torma, Päivi; Hakala, Tommi K. 2020. Acs photonics. 7: 2850-2858 A1 Journal article (refereed), original research

Double resonant plasmonic lattices for Raman studies

Alam, Khairul; Kabusure, Kabusure M; Asamoah, Benjamin O; Nuutinen, Tarmo; Baah, Marian; Mohamed, Sughra; Matikainen, Antti; Heikkinen, Janne; Rekola, Heikki; Roussey, Matthieu; Kuittinen, Markku; Hakala, Tommi K. 2020. Nanoscale. 12: 23166 A1 Journal article (refereed), original research

Measurement of the Pancharatnam-Berry phase in two-beam interference

Hannonen, Antti; Partanen, Henri; Leinonen, Aleksi; Heikkinen, Janne; Hakala, Tommi K; Friberg, Ari T; Setälä, Tero. 2020. Optica. 7: 1435-1439 A1 Journal article (refereed), original research

Metamaterials designed for enhanced ENZ properties

Koivurova, Matias; Hakala, Tommi; Turunen, Jari; Friberg, Ari T; Ornigotti, Marco; Caglayan, Humeyra. 2020. New journal of physics. 22: 93054 A1 Journal article (refereed), original research

Mirror-based scanning wavefront-folding interferometer for coherence measurements

Halder, Atri; Partanen, Henri; Leinonen, Aleksi; Koivurova, Matias; Hakala, Tommi K; Setälä, Tero; Turunen, Jari; Friberg, Ari T. 2020. Optics letters. 45: 4260-4263 A1 Journal article (refereed), original research

Optically induced crossover from weak to strong coupling regime between surface plasmon polaritons and photochromic molecules

Asamoah, Benjamin O; Mohamed, Sughra; Datta, Srijoyee; Karvinen, Petri; Rekola, Heikki; Priimagi, Arri; Hakala, Tommi K. 2020. Optics express. 28: 26509-26518 A1 Journal article (refereed), original research

Sub-picosecond thermalization dynamics in condensation of strongly coupled lattice plasmons

Väkeväinen, Aaro I; Moilanen, Antti J; Necada, Marek; Hakala, Tommi K; Daskalakis, Konstantinos S; Törmä, Päivi. 2020. Nature communications. 11: 3139 A1 Journal article (refereed), original research

Lasing and condensation in plasmonic lattices

Hakala, Tommi; Rekola, Heikki; Väkeväinen, Aaro; Martikainen, Jani-Petri; Necada, Marek; Moilanen, Antti; Törmä, Päivi. Teoksessa: Subramania, Ganapathi S; Foteinopoulou, Stavroula(toim.) , 2019. Active Photonic Platforms XI. s. -. A4 Conference proceedings

Lasing at K Points of a Honeycomb Plasmonic Lattice

Guo, R; Necada, M; Hakala, TK; Väkeväinen, A I; Törmä, P. 2019. Physical review letters. 122: 13901 A1 Journal article (refereed), original research

Lasing in Ni Nanodisk Arrays

Pourjamal, S; Hakala, TK; Necada, M; Freire-Fernández, F; Kataja, M; Rekola, H; Martikainen, J-P; Törmä, P; Van Dijken, S. 2019. Acs nano. 13: 5686-5692 A1 Journal article (refereed), original research

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Keywords

Publications

Control of Geometric Phase by Dynamic Phase

Dual perfect vectorial vortex beam generation with a single spin-multiplexed metasurface

Observation of enhanced epsilon-near-zero effects in resonant stratified media

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

Multimode Lasing in Supercell Plasmonic Nanoparticle Arrays

Noncyclic continuous Pancharatnam - Berry phase in dual-beam interference

Nonlinear nonlocal metasurfaces

Raman enhancement in bowtie-shaped aperture-particle hybrid nanostructures fabricated with DNA-assisted lithography

Controlling Topology and Polarization State of Lasing Photonic Bound States in Continuum

Controlling of topological charge in 2D photonic crystal

Experimental Demonstration of Dark‐State Metasurface Laser with Controllable Radiative Coupling

Generation of arbitrary vector Bessel beams on higher-order Poincaré spheres with an all-dielectric metasurface

Multiply-resonant second-harmonic generation using surface lattice resonances in aluminum metasurfaces

Optical characterization of DNA origami-shaped silver nanoparticles created through biotemplated lithography

Quasi-BIC Mode Lasing in a Quadrumer Plasmonic Lattice

Scattering dominated spatial coherence and phase correlation properties in plasmonic lattice lasers

Single-shot measurement of overall degree of spectral coherence: Bulk-generated supercontinuum case

Thermal Control of Plasmonic Surface Lattice Resonances

Coherence Switching with Metamaterials

Controlled photocatalytic activity of TiO2 inverse opal structures with atomic layer deposited (ALD) metal oxide thin films

Optical Plasmon Excitation in Transparent Conducting SrNbO 3 and SrVO 3 Thin Films

Polarization dependent beaming properties of a plasmonic lattice laser

Temperature-tunable surface lattice resonances in plasmonic metasurfaces

All-Optical Emission Control and Lasing in Plasmonic Lattices

Double resonant plasmonic lattices for Raman studies

Measurement of the Pancharatnam-Berry phase in two-beam interference

Metamaterials designed for enhanced ENZ properties

Mirror-based scanning wavefront-folding interferometer for coherence measurements

Optically induced crossover from weak to strong coupling regime between surface plasmon polaritons and photochromic molecules

Sub-picosecond thermalization dynamics in condensation of strongly coupled lattice plasmons

Lasing and condensation in plasmonic lattices

Lasing at K Points of a Honeycomb Plasmonic Lattice

Lasing in Ni Nanodisk Arrays