Current Research Information SysTem In Norway
 
 

 English version


 
Hovedside
Forskningsresultater/NVI
Forskere
Prosjekter
Forskningsenheter
Logg inn
Om Cristin
 
 
   
Eksporter til


Viser treff 1-50 av 278 << Forrige 1 2 3 4 5 6    Neste >>

2019
1 Eileraas, Magnus Hammervold.
Lydhastighetsmålinger med og uten resonanseffekter i en viskoelastisk stålplate i vann. : University of Bergen, Bergen, Norway [Master thesis] 2019 103 s.
UiB Untitled
 
2 Grindheim, Renate; Lunde, Per; Vestrheim, Magne.
Characterization of ultrasound transmit-receive measurement systems in air. Comparison with prior work on piezoelectric elements in radial mode vibration. E. Viggen and L. Hoff (eds.), Proc. 42th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Jan. 27 - 30, 2019; 2019-01-27 - 2019-01-30
UiB Untitled
 
3 Grindheim, Renate.
Ultrasonic measurement system for gas. Experimental and theoretical characterization using piezoelectric elements at radial mode vibration in air. Bergen, Norway: University of Bergen [Master thesis] 2019 160 s.
UiB Untitled
 
4 Sæther, Mathias; Lunde, Per; Almenningen, Stian; Ersland, Geir.
Acoustic laboratory measurements of hydrate-bearing Bentheim sandstones. Presentation given at Sedimentary Gas Hydrate Workshop, Tromsø, Norway, 26 - 28 March 2019; 2019-03-26 - 2019-03-28
UiB Untitled
 
5 Sæther, Mathias; Lunde, Per; Almenningen, Stian; Ersland, Geir.
Elastic wave velocities under methane hydrate growth in Bentheim sandstone. E. Viggen and L. Hoff (eds.), Proc. 42th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Jan. 27 - 30, 2019; 2019-01-27 - 2019-01-30
UiB Untitled
 
6 Øygard, Sigrid Husebø; Pedersen, Geir; Lunde, Per.
Simulations of acoustic transmission loss of Fin whale calls reaching the LoVe Ocean Observatory. E. Viggen and L. Hoff (eds.), Proc. 42th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Jan. 27 - 30, 2019; 2019-01-27 - 2019-01-30
NORCE UiB Untitled
 
2018
7 Aanes, Magne; Lohne, Kjetil Daae; Lunde, Per; Vestrheim, Magne.
Transmission through an isotropic viscoelastic water-coupled plate using a transmit-receive transducer system. Presentation given at 41th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Jan 28 - 31, 2018; 2018-01-28 - 2018-01-31
NORCE UiB Untitled
 
8 Midtbø, Simen Hammervold; Aanes, Magne; Lunde, Per; Vestrheim, Magne.
Comparison of angular spectrum models for baffled piston sound field with finite receiver apertures. Presentation given at 41th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Jan 28 - 31, 2018; 2018-01-28 - 2018-01-31
UiB Untitled
 
9 Midtbø, Simen Hammervold.
Beam diffraction effects in guided-wave transmission of fluid embedded elastic plate. Influence of receiver distance and finite aperture. Bergen, Norway: University of Bergen [Master thesis] 2018 201 s.
UiB Untitled
 
10 Sæther, Mathias.
Elastic wave velocities and attenuation under methane hydrate growth in Bentheim sandstone - Measurements and modelling. : University of Bergen, Bergen, Norway [PhD thesis] 2018 (ISBN 978-82-308-3594-4)
UiB Untitled
 
11 Øyerhamn, Rune; Mosland, Eivind Nag; Storheim, Espen; Lunde, Per; Vestrheim, Magne.
Finite element modeling of ultrasound measurement systems for gas. Comparison with experiments in air. Journal of the Acoustical Society of America 2018 ;Volum 144.(4) s. 2613-2625
NERSC NORCE UiB Untitled
 
12 Øygard, Sigrid Husebø.
Simulations of acoustic transmission loss of Fin whale calls reaching the LoVe Ocean Observatory. Bergen, Norway: University of Bergen [Master Thesis], Bergen, Norway 2018 184 s.
NORCE UiB Untitled
 
2017
13 Aanes, Magne; Kippersund, Remi André; Lohne, Kjetil Daae; Frøysa, Kjell Eivind; Lunde, Per.
Time-of-flight dependency on transducer separation distance in a reflective-path guided-wave ultrasonic flow meter at zero flow conditions. Journal of the Acoustical Society of America 2017 ;Volum 142.(2) s. 825-837
HVL NORCE UiB Untitled
 
14 Aanes, Magne; Lohne, Kjetil Daae; Lunde, Per; Vestrheim, Magne.
Beam diffraction effects in the backward wave regions of viscoelastic leaky Lamb modes for plate transmission at normal incidence. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control 2017 ;Volum 64.(10) s. 1558-1572
NORCE UiB Untitled
 
15 Aanes, Magne; Lohne, Kjetil Daae; Lunde, Per; Vestrheim, Magne.
Dispersion properties of Lamb and leaky Lamb modes in elastic and viscoelastic plates. Proc. 40th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Jan 29 - Feb 1, 2017, Norwegian Physical Society, 7 p. Korneliussen, R.J. (ed.) (ISBN 978-82-8123-017-0); 2017-01-29 - 2017-02-01
NORCE UiB Untitled
 
16 Hagen, Andreas.
Ultrasonic measurement systems with diffraction correction for gas. Bergen, Norway: University of Bergen [Master thesis] 2017 102 s.
UiB Untitled
 
17 Lohne, Kjetil Daae; Aanes, Magne; Lunde, Per; Vestrheim, Magne.
Finite aperture effects in the backward wave propagation region of a leaky Lamb mode at normal beam incidence. Proc. 40th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Jan 29 – Feb 1, 2017, Norwegian Physical Society, 4 p. Korneliussen, R.J. (ed.) (ISBN 978-82-8123-017-0); 2017-01-29 - 2017-02-01
NORCE UiB Untitled
 
18 Storheim, Espen; Lunde, Per; Vestrheim, Magne.
Sound field radiation from a non-uniformly vibrating baffled and circular piezoelectric ceramic disk in radial mode vibration. Proc. 40th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Jan 29 – Feb 1, 2017, Norwegian Physical Society, 4 p. Korneliussen, R.J. (ed.) (ISBN 978-82-8123-017-0); 2017-01-29 - 2017-02-01
NERSC UiB Untitled
 
19 Storheim, Espen; Lunde, Per; Vestrheim, Magne.
Vibration of a baffled piezoelectric ceramic circular disk in lower radial modes, with near- and farfield sound radiation. 173rd meeting Acoust. Soc. Am., and the 8th Forum Acusticum, 25-29 June 2017, Boston, MA, USA. J. Acoust. Soc. Am. 141(5), 3835 (May 2017); 2017-06-25 - 2017-06-29
NERSC UiB Untitled
 
2016
20 Aanes, Magne; Lohne, Kjetil Daae; Lunde, Per; Vestrheim, Magne.
Beam diffraction effects in sound transmission of a fluid-embedded viscoelastic plate at normal incidence. Journal of the Acoustical Society of America 2016 ;Volum 140.(1) s. EL67-EL72
NORCE UiB Untitled
 
21 Aanes, Magne; Lohne, Kjetil Daae; Lunde, Per; Vestrheim, Magne.
Finite aperture influence on energy concentration, frequency shift, and signal enhancement, for acoustic transmission in the negative group velocity region of the S1 leaky Lamb mode. Proceedings - IEEE Ultrasonics Symposium 2016 ;Volum 2016.(November) s. 1-4
NORCE UiB Untitled
 
22 Aanes, Magne; Lohne, Kjetil Daae; Lunde, Per; Vestrheim, Magne.
Transducer finite aperture effects in sound transmission near leaky Lamb modes in elastic plates at normal incidence. Proc. 39th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Jan 31 - Feb 3, 2016, Norwegian Physical Society, 5 p. Viggen, E.M., Kristiansen, U. (eds.) (ISBN 978-82-8123-016-3); 2016-01-31 - 2016-02-03
NORCE UiB Untitled
 
23 Andersen, Kenneth Kirkeng; Lunde, Per; Kocbach, Jan Martin.
Reciprocity calibration method for ultrasonic piezoelectric transducers in air. Comparison of finite element modelling and experimental measurements. Proc. 39th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Jan 31 - Feb 3, 2016, Norwegian Physical Society, 21 p., Viggen, E.M., Kristiansen, U. (eds.), (ISBN 978-82-8123-016-3); 2016-01-31 - 2016-02-03
NORCE UiB Untitled
 
24 Lunde, Per; Korneliussen, Rolf.
Power budget equations and calibration factors for fish abundance estimation using scientific echo sounders and sonar systems. Journal of Marine Science and Engineering 2016 ;Volum 4.(3) s. -
HAVFORSK NORCE UiB Untitled
 
25 Sæther, Mathias; Lunde, Per; Ersland, Geir.
Sound velocity measurement method for porous sandstone. Measurements, finite element modelling, and diffraction correction. Proc. 39th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Jan 31 - Feb 3, 2016, Norwegian Physical Society, 28 p., Viggen, E.M., Kristiansen, U. (eds.) (ISBN 978-82-8123-016-3); 2016-01-31 - 2016-02-03
NORCE UiB Untitled
 
2015
26 Aanes, Magne; Lohne, Kjetil Daae; Lunde, Per; Vestrheim, Magne.
Transducer beam diffraction effects in sound transmission near leaky Lamb modes in elastic plates at normal incidence. Proceedings - IEEE Ultrasonics Symposium 2015 s. 1-4
NORCE UiB Untitled
 
27 Aanes, Magne; Lohne, Kjetil Daae; Storheim, Espen; Lunde, Per; Vestrheim, Magne.
"Beam transmission of water-embedded steel plate at normal incidence. Diffraction effects in the S1 to A3 region”. Proc. of 38th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, February 1-4, 2015, Norwegian Physical Society, 10 p., R. Korneliussen (ed.) (ISBN 978-82-8123-015-6).; 2015-02-01 - 2015-02-04
NORCE UiB Untitled
 
28 Andersen, Kenneth Kirkeng.
Reciprocity calibration of ultrasonic piezoelectric disks in air. Bergen, Norway: University of Bergen, Master thesis, 2015 199 s.
NORCE UiB Untitled
 
29 Andersen, Kenneth Kirkeng; Søvik, Andre Adelsten; Lunde, Per; Vestrheim, Magne; Kocbach, Jan Martin.
"Reciprocity calibration method for ultrasonic piezoelectric transducers in air. Comparison of finite element modelling and experimental measurements". Proc. of 38th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, February 1-4, 2015, Norwegian Physical Society, 16 p., R. Korneliussen (ed.) (ISBN 978-82-8123-015-6); 2015-02-01 - 2015-02-04
NORCE UiB Untitled
 
30 Frøysa, Kjell-Eivind; Lunde, Per; Lied, Gaute Øverås.
Handbook of uncertainty calculations for ultrasonic oil flow metering stations. Documentation of uncertainty models and internet tool. Bergen, Norway: Christian Michelsen Research, CMR-15-A14071-RA-1, 2015 66 s.
NORCE UiB Untitled
 
31 Lunde, Per.
Equations describing finite-amplitude effects in acoustic fish abundance estimation. Journal of the Acoustical Society of America 2015 ;Volum 138.(3) Suppl. Pt.2 s. 1949-1949
UiB Untitled
 
32 Lunde, Per.
Equations describing finite-amplitude effects in acoustic fish abundance estimation. Fall 2015 Meeting, Acoustical Society of America, Jacksonville, Florida, 2-6 Nov 2015; 2015-11-02 - 2015-11-06
UiB Untitled
 
33 Lunde, Per; Korneliussen, Rolf.
A unifying theory explaining different formulations of power budget equations and calibration factors commonly used for fish abundance estimation. SomeAcoustics 2015 - ICES Symposium on "Marine Ecosystem Acoustics" - Observing the ocean interior in support of integrated management"; 2015-05-25 - 2015-05-28
HAVFORSK NORCE UiB Untitled
 
34 Lunde, Per; Pedersen, Audun.
"Volume backscattering of finite-amplitude acoustic waves: Power flow, sampled volume, and scattering cross section". Proc. of 38th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, February 1-4, 2015, Norwegian Physical Society, 3 p., R. Korneliussen (ed.) (ISBN 978-82-8123-015-6).; 2015-02-01 - 2015-02-04
NORCE UiB Untitled
 
35 Storheim, Espen.
Diffraction effects in the ultrasonic field of transmitting and receiving circular piezoceramic disks in radial mode vibration. FE modelling and comparison with measurements in air. : University of Bergen, PhD Thesis, 2015 (ISBN 978-82-308-2605-8)
UiB Untitled
 
36 Sæther, Mathias; Lunde, Per.
"Sound velocity measurement method for porous sandstone. Discussion and prelimirary results”. Proc. of 38th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, February 1-4, 2015, Norwegian Physical Society, 10 p., R. Korneliussen (ed.) (ISBN 978-82-8123-015-6); 2015-02-01 - 2015-02-04
UiB Untitled
 
37 Søvik, Andre Adelsten; Andersen, Kenneth Kirkeng; Lunde, Per; Vestrheim, Magne; Kocbach, Jan Martin.
"Characterization of ultrasound transmit-receive measurement systems in air. Comparison of finite element modelling and experimental measurements". Proc. of 38th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, February 1-4, 2015, Norwegian Physical Society, 18 p. R. Korneliussen (ed.) (ISBN 978-82-8123-015-6); 2015-02-01 - 2015-02-04
NORCE UiB Untitled
 
38 Søvik, Andre Adelsten.
Ultrasonic measurement systems for gas. Finite element modelling compared with measurements in air. Bergen, Norway: University of Bergen, Master thesis, 2015 194 s.
NORCE UiB Untitled
 
2014
39 Aanes, Magne.
Interaction of piezoelectric transducer excited ultrasonic pulsed beams with a fluid-embedded viscoelastic plate. Finite element modeling, angular spectrum modeling and measurements (PhD thesis). Bergen, Norway: University of Bergen, Department of Physics and Technology, 2014 (ISBN 978-82-308-2946-2) 245 s.
UiB Untitled
 
40 Eldevik, Simen.
Measurement of non-linear acoustoelastic effect in steel using acoustic resonance (PhD thesis). Bergen, Norway: University of Bergen, Department of Physics and Technology 2014 (ISBN 978-82-308-2830-4) 290 s.
UiB Untitled
 
41 Hauge, Rune; Mosland, Eivind; Storheim, Espen; Lunde, Per; Vestrheim, Magne; Kocbach, Jan Martin.
Updated results on finite element modeling of a transmit-receive ultrasound measurement system. Comparison with experiments in air. Proc. of 37th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Norway, February 2-5, 2014, Norwegian Physical Society, 4 p. U. Kristiansen (ed.) (ISBN 978-82-8123-014-9).; 2014-02-02 - 2014-02-05
NORCE UiB Untitled
 
42 Lunde, Per; Korneliussen, Rolf.
A unifying theory explaining different power budget formulations used in modern scientific echosounders for fish abundance estimation. Bergen, Norway: Institute of Marine Research (IMR), Bergen, Norway 2014 32 s. Fisken og Havet(7/2014)
HAVFORSK NORCE UiB Untitled
 
2013
43 Aanes, Magne; Lunde, Per; Vestrheim, Magne.
"Interaction of a transducer excited ultrasonic beam with an elastic plate. 3D modeling in comparison with experiments”. Presentation at workshop "Acoustics and ultrasound in research and industry. Advantages and improvements by combined measurements and modelling", Michelsen Centre for Industrial Measurement Science and Technology, Bergen, Norway, October 1, 2013; 2013-10-01 - 2013-10-01
UiB Untitled
 
44 Aanes, Magne; Lunde, Per; Vestrheim, Magne.
Ultrasonic beam transmission through a steel plate at oblique incidence: Uniform piston vs. piezoelectric transducer. R. Korneliussen (ed.), Proc. of 36th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, February 3-6, 2013, Norwegian Physical Society, 36 p. (ISBN 978-82-8123-013-2); 2013-02-03 - 2013-02-06
UiB Untitled
 
45 Eldevik, Simen; Prieur, Fabrice Jean Gabriel; Lunde, Per.
Measuring stress-state of gas pipelines (Poster presentation). European Gas Technology Conference (EGATEC2013), Paris, 30-31 May 2013.; 2013-05-30 - 2013-05-31
UiB UiO Untitled
 
46 Eveborn, Gry Debora Wisthus; Schirmer, Henrik; Heggelund, Geir; Lunde, Per; Rasmussen, Knut.
The Evolving Epidemiology of Valvular Aortic Stenosis. The Tromsø Study. Heart 2013 ;Volum 99.(6) s. 396-400
UiT UNN Untitled
 
47 Fraga Dias, António Alexandre.
Construction, modeling and characterization of a piezoelectric ultrasonic and underwater transducer. (Master thesis). Bergen Norway: University of Bergen, Dept. of Physics and Technology 2013 149 s.
UiB Untitled
 
48 Frøysa, Kjell-Eivind; Storheim, Espen; Kippersund, Remi andré; Lunde, Per.
Axial sound field from a non-uniformly vibrating circular sound source mounted in a rigid baffle. R. Korneliussen (ed.), Proc. of 36th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, February 3-6, 2013, Norwegian Physical Society, 20 p. (ISBN 978-82-8123-013-2); 2013-02-03 - 2013-02-06
NORCE UiB Untitled
 
49 Hauge, Rune.
Finite element modeling of ultrasound measurement systems for gas. Comparison with experiments in air. (Master thesis). Bergen, Noreay: University of Bergen, Dept. of Physics and Technology 2013 156 s.
NORCE UiB Untitled
 
50 Hauge, Rune; Mosland, Eivind; Storheim, Espen; Lunde, Per; Kocbach, Jan.
Finite element modelling of ultrasound measurement systems for gas. Comparison with experiments in air. R. Korneliussen (ed.), Proc. of 36th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, February 3-6, 2013, Norwegian Physical Society, 7 p. (ISBN 978-82-8123-013-2); 2013-02-03 - 2013-02-06
NORCE UiB Untitled
 
    Vis neste liste