Tommi Hakala

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:

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

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

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:

Controlling of topological charge in 2D photonic crystal

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

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:

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

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

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

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

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:

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

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

Coherence Switching with Metamaterials

Koivurova, Matias; Hakala, Tommi K.; Turunen, Jari; Friberg, Ari T.; Caglayan, Humeyra; Ornigotti, Marco. 2021. Physical review letters. 127: 153902

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

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

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

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

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

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

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

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

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

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

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. -.

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

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

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Publications

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