Ilkka Laakso

Peer-reviewed scientific articles

Journal article-refereed, Original research

The Effect of Dual-Hemisphere Transcranial Direct Current Stimulation Over the Parietal Operculum on Tactile Orientation Discrimination

Fujimoto, Shuhei; Tanaka, Satoshi; Laakso, Ilkka; Yamaguchi, Tomofumi; Kon, Noriko; Nakayama, Takeo; Kondo, Kunitsugu; Kitada, Ryo

2017 in FRONTIERS IN BEHAVIORAL NEUROSCIENCE (FRONTIERS MEDIA SA)

ISSN: 1662-5153

Computational Artifacts of the In Situ Electric Field in Anatomical Models Exposed to Low-Frequency Magnetic Field

Gomez-Tames, Jose; Laakso, Ilkka; Haba, Yuto; Hirata, Akimasa; Poljak, Dragan; Yamazaki, Kenichi

2017 in IEEE TRANSACTIONS ON ELECTROMAGNETIC COMPATIBILITY (Institute of Electrical and Electronics Engineers Inc.)

ISSN: 0018-9375

On the averaging area for incident power density for human exposure limits at frequencies over 6 GHz

Hashimoto, Yota; Hirata, Akimasa; Morimoto, Ryota; Aonuma, Shinta; Laakso, Ilkka; Jokela, Kari; Foster, Kenneth R.

2017 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

ISSN: 0031-9155

Evaluation method for in situ electric field in standardized human brain for different transcranial magnetic stimulation coils

Iwahashi, Masahiro; Gomez-Tames, Jose; Laakso, Ilkka; Hirata, Akimasa

2017 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

ISSN: 0031-9155

Computational Dosimetry of the Human Head Exposed to Near-Field Microwaves Using Measured Blood Flow

Laakso, Ilkka; Morimoto, Ryota; Hirata, Akimasa; Onishi, Teruo

2017 in IEEE TRANSACTIONS ON ELECTROMAGNETIC COMPATIBILITY (Institute of Electrical and Electronics Engineers Inc.)

ISSN: 0018-9375

Where and what TMS activates Experiments and modeling

Laakso, Ilkka; Murakami, Takenobu; Hirata, Akimasa; Ugawa, Yoshikazu

2017 in BRAIN STIMULATION (Elsevier Inc.)

ISSN: 1935-861X

Human exposure to pulsed fields in the frequency range from 6 to 100 GHz

Laakso, Ilkka; Morimoto, Ryota; Heinonen, Juhani; Jokela, Kari; Hirata, Akimasa

2017 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

ISSN: 0031-9155

Modelling of induced electric fields based on incompletely known magnetic fields

Laakso, Ilkka; De Santis, Valerio; Cruciani, Silvano; Campi, Tommaso; Feliziani, Mauro

2017 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

ISSN: 0031-9155

Time constants for temperature elevation in human models exposed to dipole antennas and beams in the frequency range from 1 to 30 GHz

Morimoto, Ryota; Hirata, Akimasa; Laakso, Ilkka; Ziskin, Marvin C.; Foster, Kenneth R.

2017 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

ISSN: 0031-9155

On the Use of Conformal Models and Methods in Dosimetry for Nonuniform Field Exposure

Poljak, Dragan; Cvetkovic, Mario; Bottauscio, Oriano; Hirata, Akimasa; Laakso, Ilkka; Neufeld, Esra; Reboux, Sylvain; Warren, Craig; Giannopolous, Antonis; Costen, Fumie

2017 in IEEE TRANSACTIONS ON ELECTROMAGNETIC COMPATIBILITY (Institute of Electrical and Electronics Engineers Inc.)

ISSN: 0018-9375

Derivation of Coupling Factors for Different Wireless Power Transfer Systems Inter-and Intralaboratory Comparison

Wake, Kanako; Laakso, Ilkka; Hirata, Akimasa; Chakarothai, Jerdvisanop; Onishi, Teruo; Watanabe, Soichi; De Santis, Valerio; Feliziani, Mauro; Taki, Masao

2017 in IEEE TRANSACTIONS ON ELECTROMAGNETIC COMPATIBILITY (Institute of Electrical and Electronics Engineers Inc.)

ISSN: 0018-9375

Effect of microscopic modeling of skin in electrical and thermal analysis of transcranial direct current stimulation

Gomez-Tames, Jose; Sugiyama, Yukiya; Laakso, Ilkka; Tanaka, Satoshi; Koyama, Soichiro; Sadato, Norihiro; Hirata, Akimasa

2016 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

ISSN: 0031-9155

Dielectric polarization transients in biological tissue moving in a static magnetic field

Jokela, Kari; Laakso, Ilkka

2016 in BIOELECTROMAGNETICS (Wiley-Liss Inc.)

ISSN: 0197-8462

Electric fields of motor and frontal tDCS in a standard brain space A computer simulation study

Laakso, Ilkka; Tanaka, Satoshi; Mikkonen, Marko; Koyama, Soichiro; Sadato, Norihiro; Hirata, Akimasa

2016 in NEUROIMAGE (ACADEMIC PRESS INC ELSEVIER SCIENCE)

ISSN: 1053-8119

Relationship between peak spatial-averaged specific absorption rate and peak temperature elevation in human head in frequency range of 1-30 GHz

Morimoto, Ryota; Laakso, Ilkka; De Santis, Valerio; Hirata, Akimasa

2016 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

ISSN: 0031-9155

Why intra-epidermal electrical stimulation achieves stimulation of small fibres selectively A simulation study

Motogi, Jun; Sugiyama, Yukiya; Laakso, Ilkka; Hirata, Akimasa; Inui, Koji; Tamura, Manabu; Muragaki, Yoshihiro

2016 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

ISSN: 0031-9155

Inter-subject variability in electric fields of motor cortical tDCS

Laakso, Ilkka; Tanaka, Satoshi; Koyama, Soichiro; De Santis, Valerio; Hirata, Akimasa

2015 in BRAIN STIMULATION (Elsevier Inc.)

ISSN: 1935-861X

Internal electric field in pregnant-woman model for wireless power transfer systems in electric vehicles

Shimamoto, T.; Laakso, I.; Hirata, A.

2015 in ELECTRONICS LETTERS (Institution of Engineering and Technology)

ISSN: 0013-5194

Evaluation of nonuniform field exposures with coupling factors

Sunohara, Tetsu; Hirata, Akimasa; Laakso, Ilkka; De Santis, Valerio; Onishi, Teruo

2015 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

ISSN: 0031-9155

Edge- or Face-Based Electric Field in FDTD: Implications for Dosimetry

Laakso, Ilkka; Uusitupa, Tero

2011 in THE RADIO SCIENCE BULLETIN (IOP Publishing Ltd.)

ISSN: 1024-4530

Comparison of SAR calculation algorithms for the finite-difference time-domain method

Laakso, Ilkka; Uusitupa, Tero; Ilvonen, Sami

2010 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

ISSN: 0031-9155

SAR variation study from 300 to 5000 MHz for 15 voxel models including different postures

Uusitupa, Tero; Laakso, Ilkka; Ilvonen, Sami; Nikoskinen, Keijo

2010 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

ISSN: 0031-9155

Computational estimation of magnetically induced electric fields in a rotating head

Ilvonen, Sami; Laakso, Ilkka

2009 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

Assessment of the computational uncertainty of temperature rise and SAR in the eyes and brain under far-field exposure from 1 to 10 GHz

Laakso, Ilkka

2009 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

ISSN: 0031-9155

Numerical specific absorption rate analysis and measurement of a small indoor base station antenna

Ilvonen, Sami; Toivonen, Tommi; Toivo, Tim; Uusitupa, Tero; Laakso, Ilkka

2008 in MICROWAVE AND OPTICAL TECHNOLOGY LETTERS (John Wiley and Sons Inc.)

Alternative approach for modeling material interfaces in FDTD

Laakso, Ilkka; Uusitupa, Tero

2008 in MICROWAVE AND OPTICAL TECHNOLOGY LETTERS (John Wiley and Sons Inc.)

The effect of FDTD resolution and power loss computation method on SAR values in plane-wave exposure of Zubal phantom

Uusitupa, Tero; Ilvonen, Sami; Laakso, Ilkka; Nikoskinen, Keijo

2008 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

Performance of convolutional PML absorbing boundary conditions in finite-difference time-domain SAR calculations

Laakso, Ilkka; Ilvonen, Sami; Uusitupa, Tero

2007 in PHYSICS IN MEDICINE AND BIOLOGY (IOP Publishing Ltd.)

Conference proceedings

Evaluation method for in-situ electric field of different TMS coils in human brain

Hirata, Akimasa; Iwahashi, Masahiro; Laakso, Ilkka

2016 in URSI International Symposium on Electromagnetic Theory (Institute of Electrical and Electronics Engineers Inc.)

ISBN: 9781509025022

ISSN: 2163-405X

Thresholds of central nervous system stimulation at intermediate frequencies

Laakso, Ilkka; Murakami, Takenobu

2016

ISBN: 9781467388016

Sub-Voxel Refinement Method for Tissue Boundary Conductivities in Volume Conductor Models

Mikkonen, Marko; Laakso, Ilkka

2016 in URSI International Symposium on Electromagnetic Theory (IEEE)

ISBN: 978-1-5090-2502-2

ISSN: 2163-405X

Edge- or Face-Based Electric Field in FDTD: Implications for Dosimetry

Laakso, Ilkka; Uusitupa, Tero

2010

ISBN: 978-4-88552-250-5

Computational Uncertainty of Electromagnetic Power Absorption and Temperature Rise in the Eyes Under Exposure to Plane Waves from 1 to 10 GHz

Laakso, Ilkka

2009

ISBN: 978-4-88552-239-0

SAR Variation Study Using Parallel FDTD - Variation of Incoming Angle, Model Phantom and Posture

Uusitupa, Tero; Laakso, Ilkka; Ilvonen, Sami; Nikoskinen, Keijo

2009

Studying the accuracy of FDTD analysis for human exposure evaluations in the vicinity of a base station antenna.

Ilvonen, Sami; Kärkkäinen, Kimmo; Uusitupa, Tero; Laakso, Ilkka; Nikoskinen, Keijo

2007

Numerical SAR analysis and measurement of a small indoor base-station antenna

Ilvonen, Sami; Toivonen, T.; Toivo, T.; Laakso, Ilkka; Uusitupa, Tero; Kärkkäinen, Kimmo

2007

Studying the applicability of CPML absorbing boundary conditions in FDTD SAR calculations

Laakso, Ilkka; Ilvonen, Sami; Uusitupa, Tero

2007

Studying the effects of discretization in FDTD analysis of human exposure to EM fields

Uusitupa, Tero; Ilvonen, Sami; Laakso, Ilkka; Kärkkäinen, Kimmo; Nikoskinen, Keijo

2007

Publications intended for professional communities

Published development or research report

Materiaalirajapintojen mallintaminen FDTD:ssä.Sähkömagnetiikka 2007

Laakso, Ilkka; Uusitupa, Tero

2007

Studying human exposure to base-station radiation using parallel FDTD

Uusitupa, Tero; Ilvonen, Sami; Laakso, Ilkka; Nikoskinen, Keijo

2007