Altti Akujärvi

20092018
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Fabry-Perot interferometers Physics & Astronomy
microelectromechanical systems Physics & Astronomy
MOEMS Engineering & Materials Science
microoptoelectromechanical systems Physics & Astronomy
MEMS Engineering & Materials Science
Image sensors Engineering & Materials Science
Infrared radiation Engineering & Materials Science
sensors Physics & Astronomy

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Research Output 2009 2018

5 Citations (Scopus)

Hand-held MEMS hyperspectral imager for VNIR mobile applications

Näsilä, A., Trops, R., Stuns, I., Havia, T., Saari, H., Guo, B., Ojanen, H. J., Akujärvi, A. & Rissanen, A., 1 Jan 2018, MOEMS and Miniaturized Systems XVII. International Society for Optics and Photonics SPIE, 105450R. (Proceedings of SPIE, Vol. 10545).

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

Mobile Applications
Imager
Micro-electro-mechanical Systems
Image sensors
microelectromechanical systems
4 Citations (Scopus)

Visible, very near IR and short wave IR hyperspectral drone imaging system for agriculture and natural water applicationS

Saari, H., Akujärvi, A., Holmlund, C., Ojanen, H., Kaivosoja, J., Nissinen, A. & Niemeläinen, O., 19 Oct 2017, Frontiers in Spectral imaging and 3D Technologies for Geospatial Solutions. Honkavaara, E., Hu, B., Karantzalos, K., Liang, X., Müller, R., Nocerino, E., Pölönen, I. & Rönnholm, P. (eds.). International Society for Photogrammetry and Remote Sensing ISPRS, p. 165-170 (International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol. XLII-3W3).

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

Open Access
Imaging systems
Agriculture
agriculture
grass
Infrared radiation
7 Citations (Scopus)

VTT's Fabry-Perot interferometer technologies for hyperspectral imaging and mobile sensing applications

Rissanen, A., Guo, B., Saari, H., Näsilä, A., Mannila, R., Akujärvi, A. & Ojanen, H., 1 Jan 2017, MOEMS and Miniaturized Systems XVI. Piyawattanametha, W. & Park, Y-H. (eds.). International Society for Optics and Photonics SPIE, Vol. 10116. 101160I. (Proceedings of SPIE, Vol. 10116).

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

Fabry-Perot Interferometer
Fabry-Perot interferometers
Hyperspectral Imaging
Sensing
Sensor
5 Citations (Scopus)

MOEMS FPI sensors for NIR-MIR microspectrometer applications

Akujärvi, A., Guo, B., Mannila, R. & Rissanen, A., 1 Jan 2016, MOEMS and Miniaturized Systems XV. International Society for Optics and Photonics SPIE, Vol. 9760. 97600M

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

MOEMS
Fabry-Perot Interferometer
microoptoelectromechanical systems
Fabry-Perot interferometers
Micro-electro-mechanical Systems
2 Citations (Scopus)

Picasso VISION instrument design, engineering model test results, and flight model development status

Näsilä, A., Holmlund, C., Mannila, R., Näkki, I., Ojanen, H. J., Akujärvi, A., Saari, H., Fussen, D., Pieroux, D. & Demoulin, P., 2016, Proceedings of Remote Sensing of Clouds and the Atmosphere XXI. International Society for Optics and Photonics SPIE, (Proceedings of SPIE, Vol. 10001).

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

model test
flight
engineering
development model
test