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Fingerprint Dive into the research topics where Jari Hällström is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

  • 17 Similar Profiles
Electric potential Engineering & Materials Science
Calibration Engineering & Materials Science
Lightning Engineering & Materials Science
dividers Physics & Astronomy
electric potential Physics & Astronomy
high voltages Physics & Astronomy
impulses Physics & Astronomy
lightning Physics & Astronomy

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Research Output 1986 2019

Application of Charge-Sensitive Preamplifier for the Calibration of Partial Discharge Calibrators Below 1 pC

Havunen, J. & Hällström, J., Jun 2019, In : IEEE Transactions on Instrumentation and Measurement. 68, 6, p. 2034-2040 7 p., 8640062.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
preamplifiers
Partial discharges
Calibration
Signal to noise ratio
signal to noise ratios

Comparison of Measuring Systems for Puncture Test According to IEC 61211

Hällström, J., Havunen, J., Yan, W., Li, Y., Thelio, M., Vinicius, M., Filho, O. & Laiho, M., 2019, (Accepted/In press) 21st International Symposium on High Voltage Engineering, ISH2019. 6 p.

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

Open Access
Electric potential
Wire
Resistors
Position measurement
Flashover

Comparison of PD Calibration Capabilities in Four National Metrology Institutes Down to 0.1 pC

Hällström, J., Havunen, J., Bergman, A. E., Elg, A-P., Merev, A., Dedeoglu, S., Karaman, İ., Simón, P., Rovira, J., Garcia, T. & Garnacho, F., 2019, (Accepted/In press) 21st International Symposium on High Voltage Engineering, ISH2019. 5 p.

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

Open Access
metrology
signal to noise ratios
amplifiers
electric potential
1 Citation (Scopus)

Current Step Generation and Measurement with Nanosecond Rise Time using Coaxial Cable Generator

Rehman, M. Z., Hallstrom, J. & Havunen, J., 14 Feb 2019, 2018 IEEE International Conference on High Voltage Engineering and Application: ICHVE 2018. IEEE Institute of Electrical and Electronic Engineers , 8642188. (International Conference on High Voltage Engineering and Application).

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

Coaxial cables
Electric sparks
Sensors
Calibration
Geometry

Intercomparison of reference measuring systems for lightning impulses between three National Metrology Institutes

Meisner, J., Elg, A. P., Hallstrom, J., Passon, S., Havunen, J., Bergman, A. & Nordlund, M., 14 Feb 2019, 2018 IEEE International Conference on High Voltage Engineering and Application: ICHVE 2018. IEEE Institute of Electrical and Electronic Engineers , 8642002. (International Conference on High Voltage Engineering and Application).

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

Lightning
Electric potential
Uncertainty

Prizes

Erkki Yrjölä -medal

Jari Hällström (Recipient), 2012

Prize: Honorary award

standardization

IEC 1906 Award

Jari Hällström (Recipient), 15 Jun 2007

Prize: Honorary award