Jukka Kyynäräinen

1994 …2021
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Research Output 1994 2019

  • 13 Article
  • 2 Report
  • 2 Conference article in proceedings
2019

New pressure sensing elements for FFR coronary catheter

Saarilahti, J., Gomes Martins, D., Kärkkäinen, A., Gao, F., Kyynäräinen, J. & Kuisma, H., 3 Jun 2019, In : Journal of Medical Engineering & Technology. 43, 2, p. 100-110 11 p.

Research output: Contribution to journalArticleScientificpeer-review

Catheters
Pressure sensors
Pressure
Micro-Electrical-Mechanical Systems
Wire
2017

Ultrathin MEMS pressure sensor and readout ASIC

Saarilahti, J., Gomes Martins, D., Kärkkäinen, A., Feng, G., Kyynäräinen, J. & Kuisma, H., 2017, DMD Europe 2017: Micro-fabrication for medical devices: Abstracts and program. p. 33 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Pressure sensors
Application specific integrated circuits
MEMS
Capacitive sensors
Catheters
2016
2 Citations (Scopus)

New MEMS pressure sensor element and concept for coronary catheter

Kärkkäinen, A., Saarilahti, J., Kyynäräinen, J. & Kuisma, H., 2016, In : Procedia Engineering. 168, p. 76-79

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Catheters
Pressure sensors
MEMS
Wire
Fabrication
2014
2 Citations (Scopus)

Contacting mode operation of work function energy harvester

Varpula, A., Laakso, S. J., Havia, T., Kyynäräinen, J. & Prunnila, M., 2014, In : Journal of Physics: Conference Series. 557, Conference 1, 012010.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
electrodes
charging
capacitors
energy
touch

Final Activity Report of F4E-GRT-156

Kyynäräinen, J. & Saarilahti, J., 2014, Espoo: VTT Technical Research Centre of Finland. (VTT Research Report; No. VTT-R-01424-14).

Research output: Book/ReportReport

13 Citations (Scopus)

Harvesting vibrational energy using material work functions

Varpula, A., Laakso, S., Havia, T., Kyynäräinen, J. & Prunnila, M., 2014, In : Scientific Reports. 4, 6799.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
energy
vibration
electrostatics
electrets
energy storage
2013
1 Citation (Scopus)

Note: Readout of a micromechanical magnetometer for the ITER fusion reactor

Rimminen, H. & Kyynäräinen, J., 2013, In : Review of Scientific Instruments. 84, 5

Research output: Contribution to journalArticleScientificpeer-review

fusion reactors
Fusion reactors
Magnetometers
magnetometers
MEMS
2012
1 Citation (Scopus)

Demonstration of 50-Hz electrical active power measurement using a micromechanical magnetometer

Rimminen, H., Hällström, J., Immonen, P., Seppä, H., Manninen, A., Latonen, T., Kyynäräinen, J. & Kärkkäinen, A., 2012, Proceedings: Conference on Precision electromagnetic Measurements, CPEM 2012 2012. Institute of Electrical and Electronic Engineers IEEE, p. 232-233

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Magnetometers
Demonstrations
Lorentz force
Magnetic couplings
Electric potential
2008
68 Citations (Scopus)

A 3D micromechanical compass

Kyynäräinen, J., Saarilahti, J., Kattelus, H., Kärkkäinen, A., Meinander, T., Oja, A., Pekko, P., Seppä, H., Suhonen, M., Kuisma, H., Ruotsalainen, S. & Tilli, M., 10 Apr 2008, In : Sensors and Actuators A: Physical. 142, 2, p. 561-568 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Magnetometers
magnetometers
chips
coils
flux density
2007
10 Citations (Scopus)

3D micromechanical compass

Kyynäräinen, J., Saarilahti, J., Kattelus, H., Meinander, T., Suhonen, M., Oja, A., Seppä, H., Pekko, P., Kuisma, H., Ruotsalainen, S. & Tilli, M., 1 Mar 2007, In : Sensor Letters. 5, 1, p. 126-129

Research output: Contribution to journalArticleScientificpeer-review

Magnetometers
magnetometers
chips
coils
flux density
2005
10 Citations (Scopus)

Optimized design and process for making a DC voltage reference based on MEMS

Kärkkäinen, A., Awan, S. A., Kyynäräinen, J., Pekko, P., Oja, A. & Seppä, H., 2005, In : IEEE Transactions on Instrumentation and Measurement. 54, 2, p. 563 - 566 4 p.

Research output: Contribution to journalArticleScientificpeer-review

microelectromechanical systems
MEMS
Capacitors
Electronic equipment
direct current
1 Citation (Scopus)

Stable SOI micromachined electrostatic AC voltage reference

Kärkkäinen, A., Pekko, P., Dekker, J., Pesonen, N., Suhonen, M., Oja, A., Kyynäräinen, J. & Seppä, H., 2005, In : Microsystem Technologies. 12, 1-2, p. 169 - 172 4 p.

Research output: Contribution to journalArticleScientificpeer-review

SOI (semiconductors)
Electrostatics
alternating current
electrostatics
Electric potential
2004
12 Citations (Scopus)

Stability of electrostatic actuation of MEMS

Kärkkäinen, A., Oja, A., Kyynäräinen, J., Kuisma, H. & Seppä, H., 2004, In : Physica Scripta. T114, p. 193 - 194 2 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Micro-electro-mechanical Systems
actuation
Electrostatics
microelectromechanical systems
Voltage
2002

MEMS-komponentteja metrologiaan

Translated title of the contribution: Improved MEMS sensorsKärkkäinen, A., Kyynäräinen, J., Oja, A. & Seppä, H., 2002, In : Prosessori. 23, 11, p. 59 - 61

Research output: Contribution to journalArticleProfessional

2001
33 Citations (Scopus)

Microelectromechanical systems in electrical metrology

Seppä, H., Kyynäräinen, J. & Oja, A., 2001, In : IEEE Transactions on Instrumentation and Measurement. 50, 2, p. 440-444 5 p.

Research output: Contribution to journalArticleScientificpeer-review

metrology
microelectromechanical systems
MEMS
direct current
Silicon
18 Citations (Scopus)

Stability of microelectromechanical devices for electrical metrology

Kyynäräinen, J., Oja, A. & Seppä, H., 2001, In : IEEE Transactions on Instrumentation and Measurement. 50, 6, p. 1499-1503 5 p.

Research output: Contribution to journalArticleScientificpeer-review

Microelectromechanical devices
metrology
MEMS
Electrodes
direct current
1994

Superconducting microstrip detectors

Kyynäräinen, J., Niinikoski, T., Semertzidis, Y., Voss, R., Berglund, P., Seppä, H. & Suni, I., 1994, Geneve. (CERN. Committee Documents; No. CERN-DRDC-93-53; DRDC-P-53).

Research output: Book/ReportReport

Open Access
time signals
detectors
proposals
strip
counters