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1

Comparison of Seismic Dispersion and Attenuation Models

Björn Ursin, Tommy Toverud

Journal:

Studia Geophysica et Geodaetica

Year:

2002

Language:

english

File:

PDF, 759 KB

english, 2002

2

Think Global, Buy National: CSR, Cooperatives and Consumer Concerns in the Norwegian Food Value Chain

Ursin, Lars, Myskja, Bjørn Kåre, Carson, Siri Granum

Journal:

Journal of Agricultural and Environmental Ethics

Year:

2016

Language:

english

File:

PDF, 442 KB

english, 2016

3

The effect of a REM sleep deprivation procedure on different aspects of memory function in humans

Ingvild West Saxvig, Astri Johansen Lundervold, Janne Grønli, Reidun Ursin, Bjørn Bjorvatn, Chiara Maria Portas

Journal:

Psychophysiology

Year:

2008

Language:

english

File:

PDF, 167 KB

english, 2008

4

Prediction of Reservoir Variables Based on Seismic Data and Well Observations

Alfhild Lien Eide, Henning Omre and Bjørn Ursin

Journal:

Journal of the American Statistical Association

Year:

2002

Language:

english

File:

PDF, 2.00 MB

english, 2002

5

Weak-contrast edge and vertex diffractions in anisotropic elastic media

Martin Tygel, Bjørn Ursin

Journal:

Year:

1999

Language:

english

File:

PDF, 107 KB

english, 1999

6

Erratum: Comparison of Seismic Dispersion and Attenuation Models: Stud. Geophys. Geod., 46(2002), 293-320

Björn Ursin, Tommy Toverud

Journal:

Studia Geophysica et Geodaetica

Year:

2002

File:

PDF, 58 KB

2002

7

Kinematic time migration and demigration of reflections in pre-stack seismic data

Einar Iversen, Martin Tygel, Bjørn Ursin, Maarten V. de Hoop

Journal:

Geophysical Journal International

Year:

2012

Language:

english

File:

PDF, 4.56 MB

english, 2012

8

Dip-adaptive singular-value decomposition filtering for seismic reflection enhancement

Milton J. Porsani, Bjorn Ursin, Michelângelo G. Silva, Paulo E. M. Melo

Journal:

Geophysical Prospecting

Year:

2012

Language:

english

File:

PDF, 8.51 MB

english, 2012

9

Serotonin and the sleep/wake cycle: special emphasis on microdialysis studies

Chiara M Portas, Bjørn Bjorvatn, Reidun Ursin

Journal:

Progress in Neurobiology

Year:

2000

Language:

english

File:

PDF, 494 KB

english, 2000

10

Rapid expansion and pseudo spectral implementation for reverse time migration in VTI media

Pestana, Reynam C, Ursin, Bjørn, Stoffa, Paul L

Journal:

Journal of Geophysics and Engineering

Year:

2012

Language:

english

File:

PDF, 1.52 MB

english, 2012

11

Focusing in dip and AVA compensation on scattering‐angle/azimuth common image gathers

Brandsberg‐Dahl, Sverre, de Hoop, Maarten V., Ursin, Bjorn

Journal:

The Leading Edge

Year:

2003

Language:

english

File:

PDF, 12.18 MB

english, 2003

12

Prediction of Reservoir Variables Based on Seismic Data and Well Observations

Lien Eide, Alfhild, Omre, Henning, Ursin, Bjørn

Journal:

Journal of the American Statistical Association

Year:

2002

Language:

english

File:

PDF, 637 KB

english, 2002

13

Illumination analysis of wave-equation imaging with curvelets

Wang, Shen, de Hoop, Maarten V, Ursin, Bjørn

Journal:

Inverse Problems

Year:

2010

Language:

english

File:

PDF, 1.35 MB

english, 2010

14

Changes in Sleep and Wakefulness Following 5-HT1A Ligands Given Systemically and Locally in Different Brain Regions

Bjorvatn, Bjorn, Ursin, Reidun

Journal:

Reviews in the Neurosciences

Year:

1998

Language:

english

File:

PDF, 1.91 MB

english, 1998

15

Fresnel volume and interface Fresnel zone for reflected and transmitted waves from a curved interface in anisotropic media

Ursin, Bjørn, Favretto-Cristini, Nathalie, Cristini, Paul

Journal:

Year:

2014

Language:

english

File:

PDF, 2.74 MB

english, 2014

16

Multicomponent ocean bottom and vertical cable seismic acquisition for wavefield reconstruction

Amundsen, Lasse, Westerdahl, Harald, Thompson, Mark, Haugen, Jon Andre, Reitan, Arne, Landrø, Martin, Ursin, Bjørn

Journal:

The Leading Edge

Year:

2010

Language:

english

File:

PDF, 329 KB

english, 2010

17

Quadratic wavefront and traveltime approximations in inhomogeneous layered media with curved interfaces

Journal:

The Leading Edge

Year:

1982

Language:

english

File:

PDF, 624 KB

english, 1982

18

[IEEE OCEANS 2019 - Marseille - Marseille, France (2019.6.17-2019.6.20)] OCEANS 2019 - Marseille - A two-way approach to adapt reduced-scale laboratory experiments and corresponding numerical simulations of offshore seismic surveys in complex marine environments

Favretto-Cristini, Nathalie, Solymosi, Bence, Cristini, Paul, Monteiller, Vadim, Ursin, Bjorn, Komatitsch, Dimitri

Year:

2019

Language:

english

File:

PDF, 9.98 MB

english, 2019

19

Use of hormone therapy and risk of breast cancer detected at screening and between mammographic screens

Solveig Hofvind, Bjørn Møller, Steinar Thoresen, Giske Ursin

Journal:

International Journal of Cancer

Year:

2006

Language:

english

File:

PDF, 93 KB

english, 2006

20

Least-squares estimation of reflectivity polynomials

Bjørn Ursin, Terje Dahl

Journal:

Journal of Applied Geophysics

Year:

1992

Language:

english

File:

PDF, 62 KB

english, 1992

21

The Kirchhoff–Helmholtz integral for anisotropic elastic media

Jörg Schleicher, Martin Tygel, Bjørn Ursin, Norman Bleistein

Journal:

Year:

2001

Language:

english

File:

PDF, 141 KB

english, 2001

22

Reciprocal volume and surface scattering integrals for anisotropic elastic media

Bjørn Ursin, Martin Tygel

Journal:

Year:

1997

Language:

english

File:

PDF, 973 KB

english, 1997

23

Estimation of an optimal mixed-phase inverse filter

Bjorn Ursin, Milton J. Porsani

Journal:

Geophysical Prospecting

Year:

2000

Language:

english

File:

PDF, 1.21 MB

english, 2000

24

Porosity and permeability prediction from wireline logs using artificial neural networks: a North Sea case study

Hans B. Helle, Alpana Bhatt, Bjørn Ursin

Journal:

Geophysical Prospecting

Year:

2001

Language:

english

File:

PDF, 1.25 MB

english, 2001

25

Out-of-plane geometrical spreading in anisotropic media

Norman Ettrich, Anders Sollid, Bjørn Ursin

Journal:

Geophysical Prospecting

Year:

2002

Language:

english

File:

PDF, 177 KB

english, 2002

26

Wave velocities and attenuation of shaley sandstones as a function of pore pressure and partial saturation

Nam H. Pham, José M. Carcione, Hans B. Helle, Bjørn Ursin

Journal:

Geophysical Prospecting

Year:

2002

Language:

english

File:

PDF, 667 KB

english, 2002

27

Reflection and transmission responses of layered transversely isotropic viscoelastic media

Alexey Stovas, Bjorn Ursin

Journal:

Geophysical Prospecting

Year:

2003

Language:

english

File:

PDF, 1.02 MB

english, 2003

28

2.5D modelling, inversion and angle migration in anisotropic elastic media

Stig-Kyrre Foss, Bjørn Ursin

Journal:

Geophysical Prospecting

Year:

2004

Language:

english

File:

PDF, 229 KB

english, 2004

29

Weak-contrast approximation of the elastic scattering matrix in anisotropic media

Bjørn Ursin, Geir U. Haugen

Journal:

Pure and Applied Geophysics

Year:

1996

Language:

english

File:

PDF, 1.32 MB

english, 1996

30

Seasonal Variations in Mood and Behaviour Associated with Gender, Annual Income and Education: The Hordaland Health Study

Nicolas M. F. Øyane, Fred Holsten, Reidun Ursin, Bjørn Bjorvatn

Journal:

European Journal of Epidemiology

Year:

2005

Language:

english

File:

PDF, 207 KB

english, 2005

31

Reflectivity/transmissivity for one-dimensional inhomogeneous random elastic media: dynamic-equivalent-medium approach

Sergei A. Shapiro, Peter Hubral, Bjorn Ursin

Journal:

Geophysical Journal International

Year:

1996

Language:

english

File:

PDF, 1.22 MB

english, 1996

32

The Information Content of the Elastic Reflection Matrix

Bjørn Ursin, Egil Tjåland

Journal:

Geophysical Journal International

Year:

1996

Language:

english

File:

PDF, 1.01 MB

english, 1996

33

Linearized 2.5-dimensional parameter imaging inversion in anisotropic elastic media

Stig-Kyrre Foss, Maarten V. De Hoop, Bjørn Ursin

Journal:

Geophysical Journal International

Year:

2005

Language:

english

File:

PDF, 304 KB

english, 2005

34

Non-linear Bayesian joint inversion of seismic reflection coefficients

Tor Erik Rabben, Håkon Tjelmeland, Bjørn Ursin

Journal:

Geophysical Journal International

Year:

2008

Language:

english

File:

PDF, 747 KB

english, 2008

35

Seismic imaging and illumination with internal multiples

Alison E. Malcolm, Bjørn Ursin, Maarten V. De Hoop

Journal:

Geophysical Journal International

Year:

2009

Language:

english

File:

PDF, 606 KB

english, 2009

36

PP/PS anisotropic stereotomography

Steinar Nag, Mathias Alerini, Bjørn Ursin

Journal:

Geophysical Journal International

Year:

2010

Language:

english

File:

PDF, 1.47 MB

english, 2010

37

Linearized elastic parameter sections

Bjørn Ursin, Bjørn Olav Ekren, Egil Tjåland

Journal:

Geophysical Prospecting

Year:

1996

Language:

english

File:

PDF, 1.78 MB

english, 1996

38

Estimation of geological dip and curvature from time-migrated zero-offset reflections in heterogeneous anisotropic media

Martin Tygel, Bjørn Ursin, Einar Iversen, Maarten V. de Hoop

Journal:

Geophysical Prospecting

Year:

2012

Language:

english

File:

PDF, 1.99 MB

english, 2012

39

Self-reported seasonality is associated with complaints of sleep problems and deficient sleep duration: the Hordaland Health Study

NICOLAS M. ØYANE, REIDUN URSIN, STÅLE PALLESEN, FRED HOLSTEN, BJøRN BJORVATN

Journal:

Journal of Sleep Research

Year:

2008

Language:

english

File:

PDF, 158 KB

english, 2008

40

Equivalent time-average and effective medium for periodic layers

Alexey Stovas, Bjorn Ursin

Journal:

Geophysical Prospecting

Year:

2007

Language:

english

File:

PDF, 335 KB

english, 2007

41

Short Communication:Comments on Comparison of Seismic Dispersion and Attenuation Models by Ursin B. and Toverud T.,Stud. Geophys. Geod.,46, 293-320

Björn Ursin, Tommy Toverud

Journal:

Studia Geophysica et Geodaetica

Year:

2003

Language:

english

File:

PDF, 127 KB

english, 2003

42

Mixed-phase deconvolution and wavelet estimation

Porsani, Milton J., Ursin, Bjørn

Journal:

The Leading Edge

Year:

2000

Language:

english

File:

PDF, 354 KB

english, 2000

43

Estimation of geological dip and reflector curvature from zero-offset seismic reflections in heterogeneous anisotropic media

Tygel, Martin, Ursin, Bjørn, Iversen, Einar, Hoop, Maarten V.

Journal:

Studia Geophysica et Geodaetica

Year:

2012

Language:

english

File:

PDF, 270 KB

english, 2012

44

Sleep effects following intrathecal administration of the 5-HT1A agonist 8-OH-DPAT and the NMDA antagonist AP-5 in rats

Alvhild Alette Bjørkum, Bjørn Bjorvatn, Dag Neckelmann, Reidun Ursin

Journal:

Year:

1995

Language:

english

File:

PDF, 688 KB

english, 1995

45

A new high-resolution/deep-penetration airgun array

Helge Brandsaeter, Anders Farestveit, Bjørn Ursin

Journal:

Year:

1978

Language:

english

File:

PDF, 68 KB

english, 1978

46

The plane wave reflection and transmission response of a vertically inhomogeneous acoustic medium

Journal:

Year:

1987

Language:

english

File:

PDF, 143 KB

english, 1987

47

The 5-HT1A antagonist (−)-alprenolol fails to modify sleep or zimeldine-induced sleep-waking effects in rats

Bjørn Bjorvatn, Dag Neckelmann, Reidun Ursin

Journal:

Pharmacology Biochemistry and Behavior

Year:

1992

Language:

english

File:

PDF, 792 KB

english, 1992

48

The effect of GABAA antagonist bicuculline on dorsal raphe nucleus and frontal cortex extracellular serotonin: A window on SWS and REM sleep modulation

Eldbjørg Fiske, Janne Grønli, Bjørn Bjorvatn, Reidun Ursin, Chiara Maria Portas

Journal:

Pharmacology Biochemistry and Behavior

Year:

2006

Language:

english

File:

PDF, 170 KB

english, 2006

49

Chronic mild stress inhibits BDNF protein expression and CREB activation in the dentate gyrus but not in the hippocampus proper

Janne Grønli, Clive Bramham, Robert Murison, Tambudzai Kanhema, Eldbjørg Fiske, Bjørn Bjorvatn, Reidun Ursin, Chiara M. Portas

Journal:

Pharmacology Biochemistry and Behavior

Year:

2006

Language:

english

File:

PDF, 331 KB

english, 2006

50

Cortisol, reaction time test and health among offshore shift workers

Anette Harris, Siri Waage, Holger Ursin, Åse Marie Hansen, Bjørn Bjorvatn, Hege R. Eriksen

Journal:

Psychoneuroendocrinology

Year:

2010

Language:

english

File:

PDF, 305 KB

english, 2010

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