Publications by authors named "Timo Aalto"

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On-chip polarization splitter using total internal reflection mirrors on thick SOI platform.
Shahwar Dura, Mikko Harjanne, Matteo Cherchi, Timo Aalto

Opt Express· November 2025

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Optical beam steering and distance measurement experiments through an optical phased array and a 3D printed lens.
Sidra Tul Muntaha, Ari Hokkanen, Mikko Harjanne, Matteo Cherchi, Matthieu Roussey, Timo Aalto

Opt Express· February 2025

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Miniaturized spectral sensing with a tunable optoelectronic interface.
Xiaoqi Cui, Fedor Nigmatulin, Lei Wang, Igor Reduto, Andreas C Liapis, Timo Aalto

Sci Adv· January 2025

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Determination of mode strengths in channel waveguide from the complex electric field.
Isaac Doughan, Atri Halder, Igor Reduto, Matias Koivurova, Timo Aalto

Sci Rep· November 2024

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On-Chip Polarization Rotators Using Metasurface.
Dura Shahwar, Markku Kapulainen, Tomi Haatainen, Mikko Harjanne, Matteo Cherchi, Timo Aalto

ACS Omega· July 2024

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3D Printed Lenses for Vertical Beam Collimation of Optical Phased Arrays.
Sidra Tul Muntaha, Ari Hokkanen, Mikko Harjanne, Matteo Cherchi, Pekka Suopajärvi, Timo Aalto

3D Print Addit Manuf· June 2024

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Preoperative Predictors of Better Long-term Functional Ability and Decreased Pain Following LSS Surgery: A Prospective Observational Study with a 10-year Follow-up Period.
Iina Tuomainen, Janne Pesonen, Marinko Rade, Maarit Pakarinen, Ville Leinonen, Timo Aalto

Spine (Phila Pa 1976)· June 2020

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Precise length definition of active GaAs-based optoelectronic devices for low-loss silicon photonics integration.
Heidi Tuorila, Jukka Viheriälä, Nouman Zia, Matteo Cherchi, Mikko Harjanne, Timo Aalto

Opt Lett· February 2020

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Preoperative sense of coherence associated with the 10-year outcomes of lumbar spinal stenosis surgery.
Sanna Sinikallio, Maarit Pakarinen, Iina Tuomainen, Olavi Airaksinen, Heimo Viinamäki, Timo J Aalto

J Health Psychol· June 2019

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Data transmission at 1300 nm using optical interposer comprising hybrid integrated silicon waveguide and dilute nitride electroabsorption modulator.
Robert N Sheehan, Mircea Guina, Jukka Viheriälä, Riku Isoaho, Mikko Harjanne, Timo Aalto

Opt Express· December 2018

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Depression is associated with the long-term outcome of lumbar spinal stenosis surgery: a 10-year follow-up study.
Iina Tuomainen, Maarit Pakarinen, Timo Aalto, Sanna Sinikallio, Heikki Kröger

Spine J· March 2018

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Low sense of coherence during postoperative recovery is associated with a poorer lumbar spinal stenosis - surgical outcome: A 5-year follow-up study.
Maarit Pakarinen, Sanna Sinikallio, Heli Koivumaa-Honkanen, Timo Aalto, Olavi Airaksinen

J Health Psychol· March 2017

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Life dissatisfaction is associated with depression and poorer surgical outcomes among lumbar spinal stenosis patients: a 10-year follow-up study.
Maarit Pakarinen, Iina Tuomainen, Heli Koivumaa-Honkanen, Sanna Sinikallio, Soili M Lehto, Timo Aalto

Int J Rehabil Res· December 2016

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The effect of decompressive surgery on lumbar paraspinal and biceps brachii muscle function and movement perception in lumbar spinal stenosis: a 2-year follow-up.
Tommi Kääriäinen, Simo Taimela, Timo Aalto, Heikki Kröger, Arto Herno

Eur Spine J· March 2016

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Preoperative MRI findings predict two-year postoperative clinical outcome in lumbar spinal stenosis.
Pekka Kuittinen, Petri Sipola, Ville Leinonen, Tapani Saari, Sanna Sinikallio, Timo Aalto

PLoS One· January 2016

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MMI resonators based on metal mirrors and MMI mirrors: an experimental comparison.
Matteo Cherchi, Sami Ylinen, Mikko Harjanne, Markku Kapulainen, Timo Aalto

Opt Express· March 2015

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Depressive burden is associated with a poorer surgical outcome among lumbar spinal stenosis patients: a 5-year follow-up study.
Maarit Pakarinen, Susanna Vanhanen, Sanna Sinikallio, Timo Aalto, Soili M Lehto

Spine J· October 2014

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Visually assessed severity of lumbar spinal canal stenosis is paradoxically associated with leg pain and objective walking ability.
Pekka Kuittinen, Petri Sipola, Tapani Saari, Timo Juhani Aalto, Sanna Sinikallio

BMC Musculoskelet Disord· October 2014

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Correlation of lateral stenosis in MRI with symptoms, walking capacity and EMG findings in patients with surgically confirmed lateral lumbar spinal canal stenosis.
Pekka Kuittinen, Petri Sipola, Timo Juhani Aalto, Sara Määttä, Anita Parviainen

BMC Musculoskelet Disord· July 2014

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Unconstrained splitting ratios in compact double-MMI couplers.
Matteo Cherchi, Sami Ylinen, Mikko Harjanne, Markku Kapulainen, Tapani Vehmas, Timo Aalto

Opt Express· April 2014

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Life dissatisfaction burden is associated with a poor surgical outcome among lumbar spinal stenosis patients: a 5-year follow-up study.
Maarit Pakarinen, Heli Koivumaa-Honkanen, Sanna Sinikallio, Soili M Lehto, Timo Aalto

Int J Rehabil Res· March 2014

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Dramatic size reduction of waveguide bends on a micron-scale silicon photonic platform.
Matteo Cherchi, Sami Ylinen, Mikko Harjanne, Markku Kapulainen, Timo Aalto

Opt Express· July 2013

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Lumbar paraspinal and biceps brachii muscle function and movement perception in lumbar spinal stenosis.
Tommi Kääriäinen, Ville Leinonen, Simo Taimela, Timo Aalto, Heikki Kröger

Eur Spine J· April 2013

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Lumbar instrumented posterolateral fusion in spondylolisthetic and failed back patients: a long-term follow-up study spanning 11-13 years.
Veli Turunen, Timo Nyyssönen, Hannu Miettinen, Olavi Airaksinen, Timo Aalto

Eur Spine J· November 2012

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Accuracy and reproducibility of a retrospective outcome assessment for lumbar spinal stenosis surgery.
Pekka Kuittinen, Timo Juhani Aalto, Tapani Heikkilä, Ville Leinonen, Sakari Savolainen

BMC Musculoskelet Disord· May 2012

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