Search Results - "Kaikkonen, Ville"

Multipoint Raman Spectrometer Based on a Time-Resolved CMOS SPAD Sensor by Talala, Tuomo, Kaikkonen, Ville A., Virta, Eetu, Makynen, Anssi J., Nissinen, Ilkka

“…The potential of in-line Raman spectrometers for process monitoring applications has been shown for many industrial processes, but in most cases, only one…”
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Atmospheric icing meteorological parameter study using field experiments and simulation by Han, Xingbo, Virk, Muhammad, Asif, Hamza, Mäkynen, Anssi, Juttula, Harri, Molkoselkä, Eero, Kaikkonen, Ville A.

“…Abstract Atmospheric icing on ground structures is a concern from design, operation, and safety perspectives. Supercooled water droplets size and liquid water…”
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Drug diffusivities in nanofibrillar cellulose hydrogel by combined time-resolved Raman and fluorescence spectroscopy by Zini, Jacopo, Kekkonen, Jere, Kaikkonen, Ville A., Laaksonen, Timo, Keränen, Pekka, Talala, Tuomo, Mäkynen, Anssi J., Yliperttula, Marjo, Nissinen, Ilkka

“…Hydrogels, natural and synthetic origin, are actively studied for their use for implants and payload carriers. These biomaterials for delivery systems have…”
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Measuring Atmospheric Icing Rate in Mixed-Phase Clouds Using Filtered Particle Data by Molkoselka, Eero O., Kaikkonen, Ville A., Makynen, Anssi J.

“…In-cloud icing of objects is caused by supercooled microscopic water droplets carried by the wind. To estimate the icing rate of objects in such conditions,…”
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Time-Resolved Raman Spectrometer With High Fluorescence Rejection Based on a CMOS SPAD Line Sensor and a 573-nm Pulsed Laser by Talala, Tuomo, Kaikkonen, Ville A., Keranen, Pekka, Nikkinen, Jari, Harkonen, Antti, Savitski, Vasili G., Reilly, Sean, Dziechciarczyk, ukasz, Kemp, Alan J., Guina, Mircea, Makynen, Anssi J., Nissinen, Ilkka

“…A time-resolved Raman spectrometer is demonstrated based on a 256 × 8 single-photon avalanche diodes fabricated in CMOS technology (CMOS SPAD) line sensor and…”
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Compensation of Aerodynamic Sampling Effects of a Cloud Droplet Instrument by Juttula, Harri J., Kaikkonen, Ville A., Molkoselka, Eero O., Makynen, Anssi J.

“…Precise sampling is a crucial part of the aerosol measurement processes that ideally requires perfectly isokinetic conditions in which particles in the…”
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Intercomparison of holographic imaging and single-particle forward light scattering in situ measurements of liquid clouds in changing atmospheric conditions by Tiitta, Petri, Leskinen, Ari, Kaikkonen, Ville A, Molkoselkä, Eero O, Mäkynen, Anssi J, Joutsensaari, Jorma, Calderon, Silvia, Romakkaniemi, Sami, Komppula, Mika

“…Upon a new measurement technique, it is possible to sharpen the determination of microphysical properties of cloud droplets using high resolving power imaging…”
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A Holographic In-Line Imaging System for Meteorological Applications by Kaikkonen, Ville A., Ekimov, Dmitry, Makynen, Anssi J.

“…A digital holographic in-line imaging instrument aimed for meteorological measurements is presented. The system is designed to capture detailed information of…”
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A high sampling rate digital holographic imager instrument for the in situ measurements of hydrometeors by Kaikkonen, Ville A., Mäkynen, Anssi J.

“…A novel digital in-line holographic imaging instrument designed for acquiring properties of individual hydrometeors in situ is presented. The instrument has a…”
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UAV Cloud Particle Sensor by Kaikkonen, Ville A., Molkoselka, Eero O., Juttula, Harri J., Makynen, Anssi J.

“…The need for cloud and aerosol measurements is increasing, and new tools are being developed to address the lack of precise cloud particle data. These…”
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Weighing Cylinder Instrument with Controlled De-Icing for Ice Accretion Measurements by Molkoselka, Eero O., Kaikkonen, Ville A., Makynen, Anssi J.

“…Ice collecting cylinders are widely used in atmospheric icing measurements to predict the amount of ice collected by various structures in an icing…”
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A rotating holographic imager for stationary cloud droplet and ice crystal measurements by Kaikkonen, Ville A., Molkoselkä, Eero O., Mäkynen, Anssi J.

“…An optical cloud droplet and ice crystal measurement system ICEMET (icing condition evaluation method), designed for present icing condition monitoring in…”
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Can health kiosks be used to identify oral health care needs? A pilot study by Pentti, Laura, Kämppi, Antti, Kukkola, Katri, Mäkynen, Anssi, Kaikkonen, Ville, Bulygin, Gleb, Molkoselkä, Eero, Anttonen, Vuokko, Tanner, Tarja

“…The aim of this study was to investigate the reliability of digital imaging for detecting restorative treatment need among individuals in their 20s by…”
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Study of the Aerodynamic Sampling Effects of a Holographic Cloud Droplet Instrument by Juttula, Harri, Kaikkonen, Ville, Makynen, Anssi

“…Computational fluid dynamics and particle tracing simulations are presented for a cloud droplet sensor. Airspeeds and streamlines around the sensor are…”
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Instrument and Method for Measuring Ice Accretion in Mixed-Phase Cloud Conditions by Molkoselka, Eero, Kaikkonen, Ville, Makynen, Anssi

“…The ICEMET-sensor is a novel cloud droplet and particle imaging instrument which measures icing conditions by determining the number and sizes of the…”
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All-in-focus image reconstruction from in-line holograms of snowflakes by Varjo, Sami, Kaikkonen, Ville, Hannuksela, Jari, Makynen, Anssi

“…In-line holography enables particle measurements in large imaging volumes with an extended depth of field compared with conventional imaging systems. Accurate…”
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A holographic in-line imaging system for meteorological applications by Kaikkonen, Ville A., Ekimov, Dmitry, Makynen, Anssi J.

“…A digital holographic in-line imaging setup aimed for meteorological measurements is presented. The system is designed to capture detailed information of…”
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A test target for estimating the resolution of a holographic microscope by Kaikkonen, V. A., Makynen, A. J.

“…A method for testing the resolution of a holographic microscope with a set of in-house test targets is presented. The test targets are made of calibrated…”
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