Author

Ossi Lehtikangas

Observed names: Lehtikangas, Ossi, O Lehtikangas, O. Lehtikangas

Observed institution: University of Eastern Finland

ORCID: 0000-0001-7216-9989

Observed ORCID: 0000-0001-7216-9989

OpenAlex ID: A5041474551

Finite element approximation of the radiative transport equation in a medium with piece-wise constant refractive index

2014 · O. Lehtikangas, T. Tarvainen, et al. · Journal of Computational Physics · 25

PDF

Multimodal imaging of multiphase flows with electromagnetic flow tomography and electrical tomography

2019 · M Vauhkonen, A Hänninen, et al. · Measurement Science and Technology · 24

Reconstruction of velocity fields in electromagnetic flow tomography

2016 · Ossi Lehtikangas, Kimmo Karhunen, et al. · Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences · 24

Joint Reconstruction of Conductivity and Velocity in Two-Phase Flows Using Electromagnetic Flow Tomography and Electrical Tomography: A Simulation Study

2021 · M. Ziaul Arif, Ossi Lehtikangas, et al. · IEEE Transactions on Instrumentation and Measurement · 20

A measurement device for electromagnetic flow tomography

2017 · M Vauhkonen, A Hänninen, et al. · Measurement Science and Technology · 17

Hybrid forward-peaked-scattering-diffusion approximations for light propagation in turbid media with low-scattering regions

2012 · O. Lehtikangas, T. Tarvainen · Journal of Quantitative Spectroscopy and Radiative Transfer · 16

Modeling boundary measurements of scattered light using the corrected diffusion approximation

2012 · Ossi Lehtikangas, Tanja Tarvainen, et al. · Biomedical Optics Express · 15

2017 · Ossi Lehtikangas, Marko Vauhkonen · Measurement Science and Technology · 14

Optimal Coil Currents in Electromagnetic Flow Tomography

2017 · Ossi Lehtikangas, Marko Vauhkonen · IEEE Sensors Journal · 12

Finite element approximation of the Fokker–Planck equation for diffuse optical tomography

2010 · O. Lehtikangas, T. Tarvainen, et al. · Journal of Quantitative Spectroscopy and Radiative Transfer · 9

Utilising the coupled radiative transfer - diffusion model in diffuse optical tomography

2013 · Tanja Tarvainen, Ville Kolehmainen, et al. · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 4

Reliable Detection of Water Cut in Inlet Piping Under Stratified Flow Conditions for Mature Fields and WIO and OIW Emulsion Layers in Crude Oil Settling Tanks with Novel Sensor Technology

2021 · Pasi Laakkonen, Antti Nissinen, et al. · SPE Offshore Europe Conference (Offshore Europe) · 2

Three-Phase Separator Online Measurement and Data Analytics for Fluid Interface and Emulsion Thickness Utilizing a Single Emulsion Watch Profiler

2021 · Jouni Hartikainen, Pekka Kaunisto, et al. · Offshore Technology Conference · 1

Utilizing Fokker-Planck-Eddington approximation in modeling light transport in tissues-like media

2013 · Ossi Lehtikangas, Tanja Tarvainen · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 1

Novel In-Line Inspection Tool for Deposit Characterization in Pipelines

2021 · Ossi Lehtikangas, Arto Voutilainen, et al. · Abu Dhabi International Petroleum Exhibition & Conference (ADIPEC)

Novel Intelligent Pigging Tool For Deposit Inspection Using Electrical Tomography with High Computational Efficiency Enabled Through Neural Networks

2021 · Antti Nissinen, Ossi Lehtikangas, et al. · Offshore Technology Conference

Approximations and hybrid models for modeling light propagation in biological tissues

2014 · Ossi Lehtikangas · UEF eRepo (University of Eastern Finland)

PDF

Modeling Light Propagation in Tissues Using the Corrected Diffusion Approximation

2012 · Ossi Lehtikangas, Tanja Tarvainen, et al. · Biomedical Optics and 3-D Imaging

Finite Element Solution of the Fokker-Planck Equation for Optical Tomography

2010 · Ossi Lehtikangas, Tanja Tarvainen, et al. · Biomedical Optics and 3-D Imaging

Works count: 21

Citation count: 184

H-index: 9

I10-index: 9