
Svein Ketil Jacobsen
Professor / Ultralyd, mikrobølger og optikk
- Jenssen, Rolf-Ole Rydeng; Jacobsen, Svein Ketil. Measurement of snow water equivalent using drone-mounted ultra-wide-band radar. Remote Sensing 2021; Volum 13 (13). ISSN 2072-4292.s 1 - 17.s doi: 10.3390/rs13132610.
- Jenssen, Rolf-Ole Rydeng; Jacobsen, Svein Ketil. Drone-Mounted UWB Snow Radar: Technical Improvements and Field Results. Journal Electromagnetic Waves and Applications 2020; Volum 34 (14). ISSN 0920-5071.s 1930 - 1954.s doi: 10.1080/09205071.2020.1799871.
- Jenssen, Rolf-Ole Rydeng; Jacobsen, Svein Ketil; Eckerstorfer, Markus. Drone-Mounted Ultrawideband Radar for Retrieval of Snowpack Properties. IEEE Transactions on Instrumentation and Measurement 2019; Volum 69 (1). ISSN 0018-9456.s 221 - 230.s doi: 10.1109/TIM.2019.2893043.
- Decharat, Adit; Wagle, Sanat; Habib, Anowarul; Jacobsen, Svein Ketil; Melandsø, Frank. High frequency copolymer ultrasonic transducer array of size-effective elements. Smart materials and structures (Print) 2018; Volum 27 (2). ISSN 0964-1726.s doi: 10.1088/1361-665X/aa91b7.
- Dullo, Firehun Tsige; Ingvaldsen, Martin; Jágerská, Jana; Jacobsen, Svein Ketil; Hellesø, Olav Gaute. Temperature Sensitivity of a Waveguide Young Interferometer. IEEE Photonics Technology Letters 2016; Volum 28 (11). ISSN 1041-1135.s 1205 - 1208.s doi: 10.1109/LPT.2016.2523064.
- Decharat, Adit; Wagle, Sanat; Jacobsen, Svein Ketil; Melandsø, Frank. Using Silver Nano-Particle Ink in Electrode Fabrication of High Frequency Copolymer Ultrasonic Transducers: Modeling and Experimental Investigation. Sensors 2015; Volum 15 (4). ISSN 1424-8220.s 9210 - 9227.s doi: 10.3390/s150409210.
- Jacobsen, Svein Ketil; Klemetsen, Øystein; Birkelund, Yngve. Vesicoureteral reflux in young children: a study of radiometric thermometry as detection modality using an ex vivo porcine model. Physics in Medicine and Biology 2012; Volum 57 (17). ISSN 0031-9155.s 5557 - 5573.s doi: 10.1088/0031-9155/57/17/5557.
- Klemetsen, Øystein; Jacobsen, Svein Ketil. Improved radiometric performance attained by an elliptical microwave antenna with suction. IEEE Transactions on Biomedical Engineering 2012; Volum 59 (1). ISSN 0018-9294.s 263 - 271.s doi: 10.1109/TBME.2011.2172441.
- Klemetsen, Øystein; Jacobsen, Svein Ketil; Birkelund, Yngve. Radiometric temperature reading of a hot ellipsoidal object inside the oral cavity by a shielded microwave antenna put flush to the cheek. Physics in Medicine and Biology 2012; Volum 57 (9). ISSN 0031-9155.s 2633 - 2652.s doi: 10.1088/0031-9155/57/9/2633.
- Stauffer, P R; Maccarini, P F; Arunachalam, K.; De Luca, Valeria; Salahi, Sara; Boico, A; Klemetsen, Øystein; Birkelund, Yngve; Jacobsen, Svein Ketil; Bardati, F; Tognolatti, P; Snow, Brent W.. Microwave radiometry for non-invasive detection of vesicoureteral reflux (VUR) following bladder warming. Proceedings of SPIE, the International Society for Optical Engineering 2011; Volum 7901 (1). ISSN 0277-786X.s doi: 10.1117/12.875636.
- Klemetsen, Øystein; Birkelund, Yngve; Jacobsen, Svein Ketil; Maccarini, Paolo; Stauffer, Paul R.. DESIGN OF MEDICAL RADIOMETER FRONT-END FOR IMPROVED PERFORMANCE. Progress in Electromagnetics Research B 2011; Volum 27. ISSN 1937-6472.s 289 - 306.s doi: 10.2528/PIERB10101204.
- Melandsø, Frank; Jacobsen, Svein Ketil. Improved ultrasonic near-field scanning using dual-channel digital cancellation network. Electronics Letters 2011; Volum 47 (5). ISSN 0013-5194.s 297 - 298.s doi: 10.1049/el.2010.3549.
- Brodal, Eivind; Melandsø, Frank; Jacobsen, Svein Ketil. Performance of an Ultrasonic Imaging System Based on a 45-MHz Linear PVDF Transducer Array: A Numerical Study. Advances in Acoustics and Vibration 2011. ISSN 1687-6261.s doi: 10.1155/2011/984596.
- Melandsø, Frank; Jacobsen, Svein Ketil. Single-Transducer Ultrasonic Continuous-WaveSystem for Transmitting Coded Sequences. IEEE International Ultrasonics Symposium Proceedings 2011. ISSN 1051-0117.s doi: 10.1109/ultsym.2011.0414.
- Birkelund, Yngve; Klemetsen, Øystein; Jacobsen, Svein Ketil; Arunachalam, Kavitha; Maccarini, Paolo; Stauffer, Paul R.. Vesicoureteral Reflux in Children: A Phantom Study of Microwave Heating and Radiometric Thermometry of Pediatric Bladder. IEEE Transactions on Biomedical Engineering 2011; Volum 58 (11). ISSN 0018-9294.s 3269 - 3278.s doi: 10.1109/TBME.2011.2167148.
- Klemetsen, Øystein; Birkelund, Yngve; Maccarini, P.F.; Stauffer, Paul; Jacobsen, Svein Ketil. Design of Small-sized and Low-cost Front End to Medical Microwave Radiometer. Progress in Electromagnetics Research Symposium 2010. ISSN 1559-9450.s 932 - 936.
- Klemetsen, Øystein; Birkelund, Yngve; Jacobsen, Svein Ketil. Low-cost and small-sized medical microwave radiometer design. IEEE Antennas & Propagation Magazine 2010. ISSN 1045-9243.
- Jacobsen, Svein Ketil; Birkelund, Yngve. Improved Resolution and Reduced Clutter in Ultra-Wideband Microwave Imaging Using Cross-Correlated Back Projection: Experimental and Numerical Results. (data) International Journal of Biomedical Imaging 2010; Volum 2010. ISSN 1687-4188.s doi: 10.1155/2010/781095.
- Birkelund, Yngve; Jacobsen, Svein Ketil; Arunachalam, Kavitha; Maccarini, Paolo; Stauffer, Paul R.. Flow patterns and heat convection in a rectangular water bolus for use in superficial hyperthermia. Physics in Medicine and Biology 2009; Volum 54 (13). ISSN 0031-9155.s 3937 - 3953.s doi: 10.1088/0031-9155/54/13/001.
- Arunachalam, Kavitha; Maccarini, Paolo; Schlorff, J F; Birkelund, Yngve; Jacobsen, Svein Ketil; Stauffer, Paul R.. Design of a water coupling bolus with improved flow distribution for multi-element superficial hyperthermia applicators. International Journal of Hyperthermia 2009; Volum 25 (7). ISSN 0265-6736.s 554 - 565.s doi: 10.3109/02656730903124506.
- Jacobsen, Svein Ketil; Klemetsen, Øystein. Improved Detectability in Medical Microwave Radio-Thermometers as Obtained by Active Antennas. IEEE Transactions on Biomedical Engineering 2008; Volum 55 (12). ISSN 0018-9294.s 2778 - 2785.s doi: 10.1109/TBME.2008.2002156.
- Arunachalam, K.; Stauffer, Paul R.; Maccarini, P F; Jacobsen, Svein Ketil; Sterzer, F.. Characterization of a digital microwave radiometry system for noninvasive thermometry using a temperature-controlled homogeneous test load. Physics in Medicine and Biology 2008; Volum 53. ISSN 0031-9155.s 3883 - 3901.s doi: 10.1088/0031-9155/53/14/011.
- Jacobsen, Svein Ketil; Stauffer, Paul R.. Can we settle with single-band radiometric temperature monitoring during hyperthermia treatment of chestwall recurrence of breast cancer using a dual-mode transceiving applicator?. Physics in Medicine and Biology 2007; Volum 52 (4). ISSN 0031-9155.s 911 - 928.s doi: 10.1088/0031-9155/52/4/004.
- Jacobsen, Svein Ketil; Klemetsen, Øystein. Active antennas in medical microwave radiometry. Electronics Letters 2007; Volum 43. ISSN 0013-5194.s 606 - 608.s doi: 10.1049/el:20070577.
- Jacobsen, Svein Ketil; Rolfsnes, H O; Stauffer, P R. Characteristics of microstrip muscle-loaded single-arm Archimedean spiral antennas as investigated by FDTD numerical computations. IEEE Transactions on Biomedical Engineering 2005; Volum 52 (2). ISSN 0018-9294.s 321 - 330.
- Jacobsen, Svein Ketil; Stauffer, Paul. Nonparametric 1-D Temperature Restoration in Lossy Media Using Tikhonov Regularization on Sparse Radiometry Data. IEEE Transactions on Biomedical Engineering 2003; Volum 50 (2). ISSN 0018-9294.s 178 - 188.
- Jacobsen, Svein Ketil; Stauffer, Paul. Multifrequency radiometric determination of temperature profiles in a lossy homogeneous phantom using a dual-mode antenna with integral water bolus. IEEE transactions on microwave theory and techniques 2002; Volum 50 (7). ISSN 0018-9480.s 1737 - 1746.
- Neuman, DG; Stauffer, Paul; Jacobsen, Svein Ketil. SAR pattern perturbations from resonance effects in water bolus layers used with superficial microwave hyperthermia applicators. International Journal of Hyperthermia 2002; Volum 18 (3). ISSN 0265-6736.s 180 - 193.
- Jacobsen, Svein Ketil; Stauffer, Paul. Non-invasive temperature profile estimation in a lossy medium based on multi-band radiometric signals sensed by a microwave dual-purpose body-contacting antenna. International Journal of Hyperthermia 2002; Volum 18 (2). ISSN 0265-6736.s 86 - 103.
- Jacobsen, Svein Ketil; Melandsø, Frank. The concept of using multifrequency energy transmission to reduce hot spots during deep-body hyperthermia. Annals of Biomedical Engineering 2002; Volum 30 (1). ISSN 0090-6964.s 34 - 43.
- Jacobsen, Svein Ketil; Stauffer, Paul. Performance evaluation of various antenna configurations for microwave thermography during superficial hyperthermia. Journal Electromagnetic Waves and Applications 2001; Volum 15 (1). ISSN 0920-5071.s 111 - 134.
- Jacobsen, Svein Ketil; Fossan, KM. Temporal variations in the glaze uptake on individually quick frozen prawns as monitored by the CODEX standard and the enthalpy method. Journal of Food Engineering 2001; Volum 48 (3). ISSN 0260-8774.s 227 - 233.
- Jacobsen, Svein Ketil; Stauffer, Paul; Neuman, DG. Dual-mode antenna design for microwave heating and noninvasive thermometry of superficial tissue disease. IEEE Transactions on Biomedical Engineering 2000; Volum 47 (11). ISSN 0018-9294.s 1500 - 1509.
- Jacobsen, Svein Ketil; Stauffer, Paul; Neuman, DG. Transceiving antenna for homogeneous heating and radiometric thermometry during hyperthermia. Electronics Letters 2000; Volum 36 (6). ISSN 0013-5194.s 496 - 497.
- Jacobsen, Svein Ketil; Fossan, KM. The CODEX standard versus the enthalpy method: comparison of two techniques for determination of ice-glaze uptake on prawns. Journal of Food Engineering 1999; Volum 40 (1-2). ISSN 0260-8774.s 21 - 26.
- Jacobsen, Svein Ketil; Stauffer, Paul. Improved spatial resolution in thermography obtained by a two-layered structure of microstrip spirals. Journal Electromagnetic Waves and Applications 1999; Volum 13 (3). ISSN 0920-5071.s 307 - 323.
- Jacobsen, Svein Ketil. Reduction of hot spots in hyperthermia by means of broadband energy transmission. Electronics Letters 1998; Volum 34 (20). ISSN 0013-5194.s 1901 - 1902.
- Jacobsen, Svein Ketil; Murberg, A; Stauffer, Paul. Characterization of a transceiving antenna concept for microwave heating and thermometry of superficial tumors - Abstract. Journal Electromagnetic Waves and Applications 1998; Volum 12 (3). ISSN 0920-5071.s 351 - 352.
- Jacobsen, Svein Ketil. Dual antenna concept for simultaneous thermography and hyperthermic heating. Electronics Letters 1998; Volum 34 (1). ISSN 0013-5194.s 94 - 95.
- Jacobsen, Svein Ketil; Murberg, A. Characterization of a transceiving antenna conept for microwave heating and thermometry of superficial tumors. Electromagnetic Waves 1998; Volum 18. ISSN 1070-4698.s 105 - 125.
- Jacobsen, Svein Ketil; Pedersen, W. Noncontact determination of cold-water prawn ice-glaze content using radiometry. International Journal of Food Science & Technology 1997; Volum 30 (6). ISSN 0950-5423.s 578 - 584.
- Jacobsen, Svein Ketil. INTRODUCTION OF THE BIVARIATE SQUARED COHERENCE SPECTRUM AND ITS APPLICATION TO RADAR. Signal Processing 1994; Volum 36 (2). ISSN 0165-1684.s 139 - 148.
- Jacobsen, Svein Ketil; Høgda, KA. ESTIMATION OF THE REAL APERTURE RADAR MODULATION TRANSFER-FUNCTION DIRECTLY FROM SYNTHETIC-APERTURE RADAR OCEAN WAVE IMAGE SPECTRA WITHOUT A-PRIORI KNOWLEDGE OF THE OCEAN WAVE HEIGHT SPECTRUM. Journal of Geophysical Research (JGR) 1994; Volum 99 (C7). ISSN 0148-0227.s 14291 - 14302.
- Høgda, KA; Jacobsen, Svein Ketil; Krogstad, HE; Engen, G. AZIMUTH SMEARING IN OCEAN SYNTHETIC APERTURE RADAR IMAGE SPECTRA. A STUDY OF HASSELMANN CLOSED-FORM TRANSFORMATION BASED ON NORWEGIAN CONTINENTAL-SHELF EXPERIMENT 1988 SYNTHETIC-APERTURE RADAR DATA. Radio Science 1993; Volum 28 (4). ISSN 0048-6604.s 501 - 512.
- Jacobsen, Svein Ketil. STATISTICS OF LEAKAGE-INFLUENCED SQUARED COHERENCE ESTIMATED BY BARTLETT AND WELCH PROCEDURES. IEEE Transactions on Signal Processing 1993; Volum 41 (1). ISSN 1053-587X.s 267 - 277.
- Jacobsen, Svein Ketil; Eltoft, Torbjørn. NONLINEAR FEATURES RELATED TO THE DUAL-FREQUENCY TECHNIQUE IN MARITIME APPLICATIONS. International Journal of Remote Sensing 1992; Volum 13 (17). ISSN 0143-1161.s 3329 - 3348.
- Jacobsen, Svein Ketil; Eltoft, Torbjørn. THE INFLUENCE OF WAVE GROUPS ON THE DUAL-FREQUENCY DOPPLER SPECTRUM - EXPERIMENTAL AND THEORETICAL APPROACH. Radio Science 1991; Volum 26 (4). ISSN 0048-6604.s 831 - 845.
- Jacobsen, Svein Ketil. EXPERIMENTAL STUDY AND THEORETICAL MODEL OF TEMPORAL AMPLITUDE FLUCTUATIONS IN THE DUAL-FREQUENCY SEA RETURN. International Journal of Remote Sensing 1991; Volum 12 (5). ISSN 0143-1161.s 985 - 998.