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Showing results 1-50 of 182 << Previous 1 2 3 4    Next >>

2023
1 Amundsen, Lasse; Landrø, Martin.
From Arrhenius to CO2 Storage with Physics-based Educational Models for Radiation in the Atmosphere. Trondheim: Bivrost 2023 (ISBN 978-82-693207-0-1) 142 p.
NTNU Untitled
 
2 Amundsen, Lasse; Ursin, Bjørn.
The viscoacoustic Green’s function for the Helmholtz equation in a velocity gradient interface model. Geophysical Journal International 2023 ;Volume 233.(3) p. 1531-1545
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2022
3 Amundsen, Lasse; Landrø, Martin.
From Arrhenius to CO₂ Storage XIV: The Doom of a Photon on a Random Walk. GeoExpro 2022 ;Volume 19.(1) p. 52-55
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4 Amundsen, Lasse; Landrø, Martin.
From Arrhenius to CO₂ Storage XV: A Greenhouse Model for Stratospheric Cooling (1). GeoExpro 2022 ;Volume 19.(2) p. 32-35
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5 Amundsen, Lasse; Landrø, Martin.
From Arrhenius to CO₂ Storage XV: A Greenhouse Model for Stratospheric Cooling (2). GeoExpro 2022 ;Volume 19.(3) p. 60-62
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6 Amundsen, Lasse; Ursin, Bjørn.
Ultralow-frequency amplitude variation with angle inversion of plane-wave primary reflection seismograms. Geophysics 2022 ;Volume 87.(2) p. R231-R244
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7 Amundsen, Lasse; Ursin, Bjørn; Landrø, Martin.
The plane-wave primary reflection response from an impedance gradient interface. Journal of the Acoustical Society of America 2022 ;Volume 152.(1) p. 659-666
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8 Landrø, Martin; Amundsen, Lasse.
Improved low frequency output from seismic air guns by firing at shallow depths?. Third EAGE Marine Acquisition Workshop; 2022-08-22 - 2022-08-24
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9 Amundsen, Lasse; Ursin, Bjørn.
Solving the non-linear Riccati equation for the 1D plane-wave reflection response from a velocity gradient interface by a Heun to hypergeometric reduction. Geophysics 2022 ;Volume 88.(1) p. WA1-WA12
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2021
10 Amundsen, Lasse.
A theoretical contribution to the 1D inverse problem of reflection seismograms. Geophysics 2021 ;Volume 86.(4) p. R351-R368
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11 Amundsen, Lasse.
On the inverse problem of reflection Green’s function seismograms over stratified acoustic media: Estimation of background models. Geophysics 2021 ;Volume 86.(6) p. R849-R864
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12 Amundsen, Lasse; Landrø, Martin.
From Arrhenius to CO₂ Storage. XII: Model for Radiative Transfer of Fluxes in the Temperature-stratified Atmosphere. GeoExpro 2021 ;Volume 18.(2) p. 60-62
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13 Amundsen, Lasse; Landrø, Martin.
From Arrhenius to CO₂ Storage. Part XIII: The Temperature Profile in a Grey Atmosphere. GeoExpro 2021 ;Volume 18.(6) p. 70-73
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14 Amundsen, Lasse; Landrø, Martin.
From Arrhenius to CO₂ Storage XI: How Earth’s IR Photons are Transferred in the Atmosphere in the Presence of CO₂. GeoExpro 2021 ;Volume 18.(1) p. 48-51
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15 Amundsen, Lasse; Ursin, Bjørn.
Pseudo-elastic PP and PSSP modeling in stratified media. Geophysics 2021 ;Volume 87.(1) p. T15-T28
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2020
16 Amundsen, Lasse; Landrø, Martin.
From Arrhenius to CO2 Storage IX: How CO2 Emits IR Photons. GeoExpro 2020 ;Volume 17.(4) p. 47-50
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17 Amundsen, Lasse; Landrø, Martin.
From Arrhenius to CO2 Storage VI: More on the Simple Greenhouse Model. GeoExpro 2020 ;Volume 17.(1) p. 42-44
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18 Amundsen, Lasse; Landrø, Martin.
From Arrhenius to CO2 Storage VII: Arrhenius’ Greenhouse Rule for CO2. GeoExpro 2020 ;Volume 17.(2) p. 34-37
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19 Amundsen, Lasse; Landrø, Martin.
From Arrhenius to CO2 Storage VIII: How CO2 Absorbs Earth’s IR Radiation. GeoExpro 2020 ;Volume 17.(3) p. 48-51
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20 Landrø, Martin; Amundsen, Lasse.
From Arrhenius to CO2 storage X: How quickly does atmospheric CO2 mix into the ocean and biosphere?. GeoExpro 2020 p. 34-37
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2019
21 Amundsen, Lasse; Landrø, Martin.
From Arrhenius to CO2 Storage. III: A Simple Greenhouse Model. GeoExpro 2019 ;Volume 16.(4) p. 48-50
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22 Amundsen, Lasse; Pedersen, Ørjan.
Elimination of temporal dispersion from the finite-difference solutions of wave equations in elastic and anelastic models. Geophysics 2019 ;Volume 84.(2) p. T47-T58
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23 Amundsen, Lasse; Pedersen, Ørjan; Landrø, Martin.
Finite Difference Modelling IV: Let's Look at Examples. GeoExpro 2019 ;Volume 16.(1) p. 48-51
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24 Landrø, Martin; Amundsen, Lasse.
From Arrhenius to CO2 Storage. I: Blackbody Radiation and Milankovic Cycles. GeoExpro 2019 ;Volume 16.(2) p. 40-44
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25 Landrø, Martin; Amundsen, Lasse.
From Arrhenius to CO2 Storage. II: Arrhenius and Blackbody Radiation. GeoExpro 2019 ;Volume 16.(3) p. 48-50
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26 Landrø, Martin; Amundsen, Lasse; Ringrose, Philip.
From Arrhenius to CO2 Storage. IV: Challenges and Some Practical Issues. GeoExpro 2019 ;Volume 16.(5) p. 34-36
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27 Wehner, Daniel; Landrø, Martin; Amundsen, Lasse.
On low frequencies emitted by air guns at very shallow depths - An experimental study. Geophysics 2019 ;Volume 84.(5) p. P61-P71
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28 Wittsten, Jens; Andersson, Fredrik; Robertsson, Johan; Amundsen, Lasse.
Perfect partial reconstructions for multiple simultaneous sources. Geophysical Prospecting 2019 ;Volume 67.(6) p. 1486-1497
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2018
29 Amundsen, Lasse; Andersson, Fredrik; Manen, Dirk-Jan van; Robertsson, Johan O A; Eggenberger, Kurt.
Multi-source encoding and decoding using the signal apparition technique. Geophysics 2018 ;Volume 83.(1) p. V49-V59
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30 Amundsen, Lasse; Pedersen, Ørjan; Landrø, Martin.
Finite Difference Modeling II: How to Clean Numerical Time Dispersion. GeoExpro 2018 ;Volume 15.(4)
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31 Amundsen, Lasse; Pedersen, Ørjan; Landrø, Martin.
Finite Difference Modeling: Part I. Become Expert in Five Minutes. GeoExpro 2018 ;Volume 15.(2) p. 56-58
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32 Amundsen, Lasse; Pedersen, Ørjan; Landrø, Martin.
Finite Difference Modelling: Part III. Time-Step n-Tupling. GeoExpro 2018 ;Volume 15.(6) p. 60-63
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33 Amundsen, Lasse; Zhou, Hongbo; Landrø, Martin.
Introduction to Deep Learning Part III. GeoExpro 2018 ;Volume 15.(1) p. 42-45
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34 Ikelle, Luc T; Amundsen, Lasse.
Introduction to Petroleum Seismology. : SEG 2018 (ISBN 978-1-56080-343-0) 1402 p.
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35 Landrø, Martin; Amundsen, Lasse.
Introduction to Exploration Geophysics with Recent Advances. Trondheim: Bivrost 2018 (ISBN 978-82-303-3763-9) 341 p.
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36 Landrø, Martin; Amundsen, Lasse.
Marine Vibrators: Part I. Early Developments and a Failure. GeoExpro 2018 ;Volume 15.(3) p. 52-53
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37 Wehner, Daniel; Landrø, Martin; Amundsen, Lasse; Westerdahl, Harald.
Frequency-depth-dependent spherical reflection response from the sea surface - a transmission experiment. Geophysical Journal International 2018 ;Volume 214.(2) p. 1206-1217
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38 Wittsten, Jens; Andersson, Fredrik; Robertsson, Johan o a; Manen, Dirk-Jan van; Amundsen, Lasse.
Perturbations of Time Shifts in Signal Apparition. SIAM Journal on Applied Mathematics 2018 ;Volume 78.(5) p. 2840-2864
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2017
39 Amundsen, Lasse; Pedersen, Ørjan.
Time step n-tupling for wave equations. Geophysics 2017 ;Volume 82.(6) p. T249-T254
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40 Amundsen, Lasse; Pedersen, Ørjan; Osen, Are; Robertsson, Johan O A; Landrø, Martin.
Broadband seismic over/under sources and their designature-deghosting. Geophysics 2017 ;Volume 82.(5) p. P61-P73
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41 Amundsen, Lasse; Westerdahl, Harald; Pedersen, Åsmund Sjøen; Thompsen, Mark; Landrø, Martin.
On firing an air gun very shallow. Geophysics 2017 ;Volume 82.(3) p. A25-A29
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42 Amundsen, Lasse; Zhou, Hongbo; Landrø, Martin.
Introduction to Deep Learning Part II. GeoExpro 2017 ;Volume 14.(6) p. 48-51
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43 Andersson, Fredrik; Robertsson, Johan O A; Manen, Dirk-Jan van; Wittsten, Jens; Eggenberger, Kurt; Amundsen, Lasse.
Flawless diamond separation in simultaneous source acquisition by seismic apparition. Geophysical Journal International 2017 ;Volume 209. p. 1735-1739
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44 Borsing, Nele; Donahue, Carly M; van Manen, Dirk-Jan; Amundsen, Lasse; Robertsson, Johan O A.
Characterization of interface reflection coefficients using a finite-difference injection technique. Journal of the Acoustical Society of America 2017 ;Volume 142.(6) p. EL579-EL586
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45 Eggenberger, Kurt; Robertsson, JOA; Andersson, F.; van Manen, Dirk-Jan; Walker, R.; Amundsen, Lasse.
Full-fold, multi-source acquisition through shot isolation technology and its implications on productivity gains. First Break 2017 ;Volume 35.(6) p. 105-111
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46 Landrø, Martin; Hansteen, Fredrik; Amundsen, Lasse.
Detecting gas leakage using high-frequency signals generated by air-gun arrays. Geophysics 2017 ;Volume 82.(2) p. A7-A12
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47 Robertsson, Johan O A; Manen, Dirk-Jan van; Andersson, Fredrik; Amundsen, Lasse; Eggenberger, Kurt.
Source deghosting by depth apparition. Geophysics 2017 ;Volume 82.(6) p. P89-P107
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48 Zhou, Hongbo; Amundsen, Lasse; Landrø, Martin.
Introduction to Deep Learning Part I. GeoExpro 2017 ;Volume 14.(5) p. 62-65
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2016
49 Amundsen, Lasse; Landrø, Martin; Arntsen, Børge.
Supercomputers for Beginners Part III GPU-Accelerated Computing. GeoExpro 2016 ;Volume 13.(1) p. 38-40
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50 Amundsen, Lasse; Landrø, Martin; Arntsen, Børge.
Supercomputers for Beginners Part IV Quantum Computers. GeoExpro 2016 ;Volume 13.(3) p. 24-27
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