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Viser treff 1-50 av 109 << Forrige 1 2 3    Neste >>

2019
1 Johansen, Tonni Franke.
Lab scale ultrasonic logging through casing of shale barrier creation. P&A Seminar 2019; 2019-10-17 - 2019-10-17
NTNU Untitled
 
2 Mikalsen, Astri.
Sensitivity of Transducer for Medical Ultrasound. : Universitetet i Sørøst-Norge 2019 81 s.
USN NTNU Untitled
 
3 Talberg, Andreas Sørbrøden; Dong, Hefeng; Johansen, Tonni Franke; Måsøy, Svein-Erik.
Ultrasonic focusing through a steel layer. Scandinavian Symposium on Physical Acoustics 2019; 2019-01-27 - 2019-01-30
NTNU Untitled
 
2018
4 Bolstad, Per Kristian; Hoff, Lars; Torp, Hans; Johansen, Tonni Franke.
Design, Fabrication and Testing Highly Sensitive Single Element Doppler Transducers. Proceedings - IEEE Ultrasonics Symposium 2018 s. -
USN NTNU SINTEF Untitled
 
5 Sirevaag, Tore Lie; Johansen, Tonni Franke; Larsen, Idar; Holt, Rune Martin.
LABORATORY SETUP FOR IMPROVED LOGGING BEHIND CASING. SPWLA 59th Annual Symposium; 2018-06-02 - 2018-06-06
NTNU SINTEF Untitled
 
6 Talberg, Andreas Sørbrøden; Dong, Hefeng; Johansen, Tonni Franke; Måsøy, Svein-Erik.
Target detection through a steel plate using beamforming. Scandinavian Symposium on Physical Acoustics 2018; 2018-01-28 - 2018-01-31
NTNU Untitled
 
7 Talberg, Andreas Sørbrøden; Dong, Hefeng; Johansen, Tonni Franke; Måsøy, Svein-Erik; Brekke, Svein; Rommetveit, Tarjei.
Ultrasonic focusing through a steel layer for acoustic imaging. IEEE International Ultrasonics Symposium 2018; 2018-10-22 - 2018-10-25
NTNU Untitled
 
8 Talberg, Andreas Sørbrøden; Johansen, Tonni Franke; Måsøy, Svein-Erik; Rommetveit, Tarjei; Brekke, Svein; Dong, Hefeng.
Ultrasonic focusing through a steel layer for acoustic imaging. Proceedings - IEEE Ultrasonics Symposium 2018 ;Volum 2018.(October) s. -
NTNU SINTEF Untitled
 
2017
9 Larsen, Idar; Johansen, Tonni Franke; Talberg, Andreas Sørbrøden.
Cement bond log interpretation in shale formations. SINTEF Petroleum Conference 2017; 2017-03-20 - 2017-03-21
NTNU SINTEF Untitled
 
10 Myhre, Ola Finneng; Johansen, Tonni Franke; Angelsen, Bjørn Atle J..
Analysis of acoustic impedance matching in dual-band ultrasound transducers. Journal of the Acoustical Society of America 2017 ;Volum 141.(2) s. 1170-1179
NTNU SINTEF STO Untitled
 
11 Talberg, Andreas Sørbrøden; Johansen, Tonni Franke.
Experimental evaluation of Lamb wave propagation in plates. Scandinavian Symposium on Physical Acoustics; 2017-01-29 - 2017-02-01
NTNU Untitled
 
12 Talberg, Andreas Sørbrøden; Johansen, Tonni Franke; Larsen, Idar.
Laboratory experiments on ultrasonic logging through casing for barrier integrity validation. I: ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology, Trondheim, Norway, June 25–30, 2017. ASME Press 2017 ISBN 978-0-7918-5776-2. s. -
NTNU SINTEF Untitled
 
13 Viggen, Erlend Magnus; Johansen, Tonni Franke; Merciu, Ioan Alexandru.
Simulation and inversion of ultrasonic pitch-catch through-tubing well logging with an array of receivers. NDT & E international 2017 ;Volum 85. s. 72-75
SINTEF Untitled
 
14 Viggen, Erlend Magnus; Johansen, Tonni Franke; Merciu, Ioan Alexandru.
Ultrasonic through-tubing well logging with an array of receivers. 40th Scandinavian Symposium on Physical Acoustics; 2017-01-29 - 2017-02-01
SINTEF Untitled
 
2016
15 Manh, Tung; Hoff, Lars; Eggen, Trym; Johansen, Tonni Franke; Lanteri, Frederic; Gelly, Jean-François.
Dual frequency hybrid ultrasonic transducers - Design and simulations. Proceedings - IEEE Ultrasonics Symposium 2016 ;Volum 2016-November. s. -
USN SINTEF Untitled
 
16 Manh, Tung; Hoff, Lars; Johansen, Tonni Franke; Eggen, Trym Haakon; Lanteri, Frederic; Gelly, Jean-François.
Dual Hybrid Ultrasound Transducers - Designs and Simulations. 13th Annual Ultrasonic Transducer Engineering Conference; 2016-05-16 - 2016-05-17
USN NTNU Untitled
 
17 Manh, Tung; Nguyen, Hoang-Vu; Le, Ahn Duy; Aasmundtveit, Knut Eilif; Hoff, Lars; Eggen, Trym; Johansen, Tonni Franke; Lanteri, Frederic; Gelly, Jean-François.
Au-Sn Solid-Liquid Interdiffusion (SLID) bonding for piezoelectric ultrasonic transducers. Proceedings - IEEE Ultrasonics Symposium 2016
USN SINTEF Untitled
 
18 Manh, Tung; Nguyen, Hoang-Vu; Le, Duy; Aasmundtveit, Knut Eilif; Hoff, Lars; Eggen, Trym; Johansen, Tonni Franke; Gelly, Jean-François; Lanteri, Frederic.
Au-Sn Solid-Liquid Interdiffusion (SLID) bonding for piezoelectric ultrasonic transducers. 2016 IEEE International Ultrasonics Symposium Proceedings; 2016-09-18 - 2016-09-21
USN NTNU Untitled
 
19 Solheim, Ole; Johansen, Tonni Franke; Cappelen, Johan; Unsgård, Geirmund; Selbekk, Tormod.
Transsellar ultrasound in pituitary surgery with a designated probe: Early experiences. Operative Neurosurgery 2016 ;Volum 12.(2) s. 128-133
NTNU SINTEF STO Untitled
 
20 Talberg, Andreas Sørbrøden; Johansen, Tonni Franke.
Acoustic measurements above a plate carrying Lamb waves. I: Proceedings of the 39th Scandinavian Symposium on Physical Acoustics. : Norsk Fysisk Selskap 2016 ISBN 978-82-8123-016-3. s. -
NTNU SINTEF Untitled
 
21 Talberg, Andreas Sørbrøden; Johansen, Tonni Franke.
Acoustic measurements above a plate carrying Lamb waves. The 39th Scandinavian Symposium on Physical Acoustics; 2016-01-31 - 2016-02-03
NTNU SINTEF Untitled
 
22 Talberg, Andreas Sørbrøden.
Experimental Evaluation of Broadband Wave Propagation in Plates. Norges teknisk-naturvitenskapelige universitet 2016 102 s.
NTNU Untitled
 
23 Tran, Thi Khanh Hoa; Manh, Tung; Johansen, Tonni Franke; Hoff, Lars.
Temperature effects on ultrasonic phase velocity and attenuation in Eccosorb and PMMA. Proceedings - IEEE Ultrasonics Symposium 2016 ;Volum 2016-November. s. -
USN SINTEF Untitled
 
24 Viggen, Erlend Magnus; Johansen, Tonni Franke; Merciu, Ioan Alexandru.
Analysis of outer-casing echoes in simulations of ultrasonic pulse-echo through-tubing logging. Geophysics 2016 ;Volum 81.(6) s. D679-D685
SINTEF Untitled
 
25 Viggen, Erlend Magnus; Johansen, Tonni Franke; Merciu, Ioan Alexandru.
Simulation and modeling of ultrasonic pitch-catch through-tubing logging. Geophysics 2016 ;Volum 81.(4) s. D383-D393
SINTEF Untitled
 
2015
26 Viggen, Erlend Magnus; Johansen, Tonni Franke; Merciu, Ioan Alexandru.
Simulation and modelling of ultrasonic double-casing well logging. 38th Scandinavian Symposium on Physical Acoustics; 2015-02-03 - 2015-02-03
SINTEF Untitled
 
2014
27 Manh, Tung; Hoff, Lars; Johansen, Tonni Franke.
Design and prototyping of dual layer linear arrays. I: 2014 IEEE International Ultrasonics Symposium Proceedings (IUS), Chicago, Illinois USA, September 3-6, 2014. IEEE conference proceedings 2014 ISBN 978-1-4799-7049-0. s. 971-974
USN NTNU Untitled
 
28 Manh, Tung; Jensen, Geir Uri; Johansen, Tonni Franke; Hoff, Lars.
Modeling of micromachined silicon–polymer 2-2 composite matching layers for 15 MHz ultrasound transducers. Ultrasonics 2014 ;Volum 54.(4) s. 1088-1096
USN NTNU SINTEF Untitled
 
29 Manh, Tung; Nguyen, Anh Tuan Thai; Johansen, Tonni Franke; Hoff, Lars.
Microfabrication of stacks of acoustic matching layers for 15 MHz ultrasonic transducers. Ultrasonics 2014 ;Volum 54.(2) s. 614-620
USN NTNU SINTEF Untitled
 
2013
30 Afadzi, Mercy; Strand, Sabina P.; Nilssen, Esben A.; Måsøy, Svein-Erik; Johansen, Tonni Franke; Hansen, Rune; Angelsen, Bjørn Atle J.; Davies, Catharina De Lange.
Mechanisms of the Ultrasound-Mediated Intracellular Delivery of Liposomes and Dextrans. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control 2013 ;Volum 60.(1) s. 21-33
NTNU SINTEF Untitled
 
31 Manh, Tung; Jensen, Geir Uri; Johansen, Tonni Franke; Hoff, Lars.
Microfabricated 1-3 composite acoustic matching layers for 15 MHz transducers. Ultrasonics 2013 ;Volum 53.(6) s. 1141-1149
USN NTNU SINTEF Untitled
 
32 Selbekk, Tormod; Jakola, Asgeir S; Solheim, Ole; Johansen, Tonni Franke; Lindseth, Frank; Reinertsen, Ingerid; Unsgård, Geirmund.
Ultrasound imaging in neurosurgery: approaches to minimize surgically induced image artefacts for improved resection control. Acta Neurochirurgica 2013 ;Volum 155.(6) s. 973-980
NTNU SINTEF STO Untitled
 
2012
33 Afadzi, Mercy; Davies, Catharina De Lange; Hansen, Yngve Hofstad; Johansen, Tonni Franke; Standal, Øyvind Krøvel-Velle; Hansen, Rune; Måsøy, Svein-Erik; Nilssen, Esben A.; Angelsen, Bjørn Atle J..
EFFECT OF ULTRASOUND PARAMETERS ON THE RELEASE OF LIPOSOMAL CALCEIN. Ultrasound in Medicine and Biology 2012 ;Volum 38.(3) s. 476-486
NTNU SINTEF Untitled
 
34 Hansen, Yngve Hofstad; Afadzi, Mercy; Nilssen, Esben A.; Johansen, Tonni Franke; Angelsen, Bjørn Atle J.; Davies, Catharina De Lange.
Ultrasonic Drug Release: Impact on Liposomal Doxorubicin in Collagen Gels. 2012 IEEE International Ultrasonics Symposium; 2012-10-07 - 2012-10-10
NTNU SINTEF Untitled
 
35 Hansen, Yngve Hofstad; Davies, Catharina De Lange; Afadzi, Mercy; Angelsen, Bjørn Atle J.; Johansen, Tonni Franke; Nilssen, Esben A..
Ultrasonic Drug Release: Impact on Liposomal Doxorubicin in Collagen Gels. IEEE International Ultrasonics Symposium Proceedings 2012 s. 425-428
NTNU Untitled
 
36 Johansen, Tonni Franke; Angelsen, Bjørn Atle J.; Rommetveit, Tarjei.
On Surf Imaging through steel. 35th Scandinavian Symposium on Physical Acoustics; 2012-01-29 - 2012-02-01
NTNU SINTEF Untitled
 
37 Manh, Tung; Jensen, Geir Uri; Johansen, Tonni Franke; Hoff, Lars.
Modelling and characterization of a silicon-epoxy 2-2 composite material. 2012 IEEE International Ultrasonics Symposium; 2012-10-07 - 2012-10-10
USN NTNU SINTEF Untitled
 
38 Mehdizadeh, Saeed; Austeng, Andreas; Johansen, Tonni Franke; Holm, Sverre.
Eigenspace Based Minimum Variance Beamforming Applied to Ultrasound Imaging of Acoustically Hard Tissues. IEEE Transactions on Medical Imaging 2012 ;Volum 31.(10) s. 1912-1921
NTNU UiO Untitled
 
39 Mehdizadeh, Saeed; Austeng, Andreas; Johansen, Tonni Franke; Holm, Sverre.
Minimum Variance Beamforming Applied to Ultrasound Imaging With a Partially Shaded Aperture. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control 2012 ;Volum 59.(4) s. 683-693
NTNU UiO Untitled
 
40 Mehdizadeh, Saeed; Austeng, Andreas; Johansen, Tonni Franke; Holm, Sverre.
Performance of Adaptive Beamformers for Ultrasound Imaging of a Partially Shaded Object. Proceedings - IEEE Ultrasonics Symposium 2012 ;Volum 31.(10) s. 2460-2463
NTNU UiO Untitled
 
41 Mehdizadeh, Saeed; Muller, Sebastien; Johansen, Tonni Franke; Holm, Sverre.
Application of eigen-spaced beamformers for imaging lamina of vertebral arch. IEEE International Ultrasonics Symposium Proceedings 2012 s. 2238-2241
NTNU SINTEF UiO Untitled
 
42 Prieur, Fabrice Jean Gabriel; Johansen, Tonni Franke; Holm, Sverre; Torp, Hans.
Fast simulation of second harmonic ultrasound field using a quasi-linear method. Journal of the Acoustical Society of America 2012 ;Volum 131.(6) s. 4365-4375
NTNU UiO Untitled
 
2011
43 Afadzi, Mercy; Hansen, Yngve Hofstad; Hansen, Rune; Johansen, Tonni Franke; Angelsen, Bjørn Atle J.; Davies, Catharina De Lange.
Intracellular Delivery of Nanoparticles using Ultrasound. 2011 IEEE International Ultrasonics Symposium; 2011-10-18 - 2011-10-21
NTNU SINTEF Untitled
 
44 Deibele, Jochen; Måsøy, Svein Erik; Dahl, Torbjørn; Tangen, Thor Andreas; Hansen, Rune; Johansen, Tonni Franke; Standal, Øyvind; Angelsen, Bjørn Atle J..
Bedret avbildning av carotis med SURF imaging. NFUD Årsmøte; 2011-03-30 - 2011-04-01
NTNU SINTEF Untitled
 
45 Deibele, Jochen; Måsøy, Svein-Erik; Dahl, Torbjørn; Tangen, Thor Andreas; Hansen, Rune; Johansen, Tonni Franke; Standal, Øyvind Krøvel-Velle; Angelsen, Bjørn Atle J..
Clutter reduction – a quantitative in vivo image contrast analysis. BMT 2011; 2011-09-27 - 2011-09-30
NTNU SINTEF Untitled
 
46 Manh, Tung; Hoff, Lars; Johansen, Tonni Franke; Jensen, Geir Uri.
1-3 microfabricated composite acoustic matching layers for high frequency transducers. Proceedings - IEEE Ultrasonics Symposium 2011 s. 1932-1935
USN NTNU SINTEF Untitled
 
47 Prieur, Fabrice Jean Gabriel; Johansen, Tonni Franke; Torp, Hans.
Fast 3D simulation of second harmonic ultrasound field. 3rd National PhD Conference in Medical Imaging; 2011-11-21 - 2011-11-22
NTNU UiO Untitled
 
48 Rommetveit, Tarjei; Johansen, Tonni Franke; Johnsen, Roy.
Using a multi-layered transducer model to estimate the properties of paraffin wax deposited on steel. Ultrasonics 2011 ;Volum 51.(1) s. 85-93
NTNU Untitled
 
49 Økland, Inger; Bjåstad, Tore; Johansen, Tonni Franke; Gjessing, Håkon; Grøttum, Per; Eik-Nes, Sturla.
Narrowed beam width in newer ultrasound machines shortens measurements in the lateral direction: fetal measurement charts may be obsolete. Ultrasound in Obstetrics and Gynecology 2011 ;Volum 38.(1) s. 82-87
FHI NTNU STO SUS UiB UiO Untitled
 
2010
50 Afadzi, Mercy; Davies, Catharina De Lange; Hansen, Yngve Hofstad; Johansen, Tonni Franke; Måsøy, Svein-Erik; Angelsen, Bjørn Atle J..
Ultrasound stimulated release of liposomal calcien. 2010 IEEE International Ultrasonics Symposium (IUS); 2010-10-11 - 2010-10-14
NTNU Untitled
 
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