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. [ edit ] ORCUTT, JOHNDistinguished Professor of GeophysicsDistinguished Researcher, San Diego SupercomputerDegrees:
Research Interests:
Courses Recently Taught:
Honors and Awards:
Mentoring:
Home Department: IGPP Mailing Address: Scripps Institution of Oceanography, UCSD 9500 Gilman Drive La Jolla CA, 92093 Mail Code: 0210 Email: jorcutt@ucsd.edu Scripps Scholars Profile: http://scrippsscholars.ucsd.edu/jorcutt Lab Website: http://ci.oceanobservatories.org WWW: Publications:top1975, Evidence for a low velocity zone underlying a fast spreading ridge crest, Nature, 256, 475-476 1976, A comparison of travel time inversions for marine refraction profiles, Jour. Geophys. Res., 81, 4061-4070 1976, Structure of the East Pacific Rise from an ocean bottom seismometer survey, Geophys. J.R. Astr. Soc., 45, 305-320 1977, An oceanic long range explosion experiment, Jour. of Geophys., 32, 257-263 1977, Seismic evidence for a narrow zone of partial melting underlying the East Pacific Rise at 21ûN, Bull. Geol. Soc. Am., 88, 678-682 1977, Variations in crustal structure on the East Pacific Rise Crest: A travel time inversion approach, Earth Planet. Sci. Letters, 34, 439-444 1978, Ophiolites found in oceanic crust?, Geophys. Res. Lett., 5, 341-344 1979, A comparison of the generalized ray and reflectivity methods of waveform synthesis, Geophys. J.R. astr. Soc., 58, 261-278 1979, Results of Scripps long range profiles in the Pacific, Tectonophysics, 56, 83 1979, Travel time inversion: A geometrical approach, Jour. Geophys. Res., 84, 3615-3622 1980, A new look at the seismic velocity structure of the oceanic crust, Rev. Geophys. Space Phys., 18, 627-645 1980, A new method for slant stacking refraction data, Geophys. Res., 7, 12, 1073-1076 1980, East Pacific Rise: Hot springs and geophysical experiments, Science, 207, 1421-1433 1980, Geophysics and geology of mid-ocean ridge hydrothermal systems, New Scientist, 10, 743 1980, Higher mode surface waves and structure of the Great Basin of Nevada and western Utah, Jour. Geophys. Res., 85, B12, 7166 1980, Joint linear, extremal inversion of seismic kinematic data, Jour. Geophys. Res., 85, 2649-2660 1980, Linear extremal inversion of explosion profile data, Bull. Seism. Soc. Am., 70, 2103-2116 1980, Petrology and porosity of an oceanic crustal site: Results from wave form modeling of seismic refraction data, Jour. Geophys. Res., 85, 1409-1433 1980, The 1978 Oaxaca earthquake source mechanism; Analysis from digital data, Geofisica Internacional, 17, 295-301 1981, Crustal processes of the mid-ocean ridge, Science, 213, 31-40 1982, Constraints on crustal structure in eastern Iceland based on extremal inversions of seismic refraction data, Journal of Geophysical Research, 87, 6371-6382 1982, Extremal travel time inversion of explosion seismology data from the Eastern Snake River Plain, Idaho, Jour. Geophys. Res., 87, 2634-2642 1982, Microearthquakes in the black smoker hydrothermal field, East Pacific Rise at 21û N, Jour. Geophys. Res., 87, 613-623 1982, Peak acceleration scaling studies, Bull. Geol. Soc. Am., 72, 959-979 1984, Analysis of ambient seismic noise recorded by downhole and ocean-bottom seismometers on Deep Sea Drilling Project Leg 78B [Monograph] Initial reports of the Deep Sea Drilling Project covering Leg 78A of the cruises of the drilling vessel Glomar Chal 1984, Preliminary seismic refraction results using a borehole seismometer in Deep Sea Drilling Project Hole 395A [Monograph] Initial reports of the Deep Sea Drilling Project covering Leg 78A of the cruises of the drilling vessel Glomar Challenger, San Jua 1984, Propagation of PL and implications for the structure of Tibet, Jour. Geophys. Res., 89, B5, 3135-3152 1984, The discrete wavenumber/finite element method for synthetic seismograms, Geophys. J.R. astr. Soc., 77, 421-460 1985, Anisotropy in the Oceanic Lithosphere - Theory and Observations from the Ngendei Seismic Refraction Experiment in the Southwest Pacific, Geophysical Journal of the Royal Astronomical Society, 80, 2, 493-526 1985, Anisotropy in the oceanic lithosphere-Theory and observations from the Ngendei seismic refraction experiment in the south-west Pacific, Geophys. J.R. astr. Soc., 80, 493-526 1985, Least squares fitting of marine seismic refraction data, Geophys. J.R. astr. Soc., 82, 339-374 1985, Synthetic seismogram modeling of the oceanic Pn phase, Nature, 316, 246-248 1985, The computation of body-wave synthetic seismograms, Rev. Geophys. Space Phys., 23, No.2, 105-163 1985, The East Pacific Rise in cross section: A seismic model, Jour. Geophys. Res., 90, 8627-8639 1985, The synthesis of realistic oceanic Pn wavetrains, Journal of Geophysical Research, 90, 755-776 1985, Waveform inversion of seismic refraction data and applications to young Pacific crust, Geophys. J.R. astr. Soc., 82, 375-414 1986, Compressional and ShearWave Anisotropy in the Oceanic Lithosphere - the Ngendei Seismic Refraction Experiment, Geophysical Journal of the Royal Astronomical Society, 87, 3, 967-1003 1986, Low-frequency noise observations in the deep ocean, J. Acoust. Soc. Am., 80, 633-645 1986, Strict Bounds on Seismic Velocity in the Spherical Earth, Journal of Geophysical Research-Solid Earth and Planets, 91, B14, 13892-13902 1987, Description and performance of the Marine Seismic System during the Ngendei Experiment [Monograph] Initial reports of the Deep Sea Drilling Project covering Leg 91 of the cruises of the drilling vessel Glomar Challenger, Wellington, New Zealand, to 1987, Description and performance of the Scripps ocean bottom seismographs during the Ngendei Experiment [Monograph] Initial reports of the Deep Sea Drilling Project covering Leg 91 of the cruises of the drilling vessel Glomar Challenger, Wellington, New 1987, Introduction: Objectives and results of Deep Sea Drilling Project Leg 91 and the Ngendei seismic experiment, and explanatory notes for Volume 91 [Monograph] Initial reports of the Deep Sea Drilling Project covering Leg 91 of the cruises of the drill 1987, Marine seismic system experiment [Monograph] Initial reports of the Deep Sea Drilling Project covering Leg 91 of the cruises of the drilling vessel Glomar Challenger, Wellington, New Zealand, to Papeete, Tahiti, January-February, 1983, Initial Repor 1987, Multi-channel seismic imaging of a crustal magma chamber along the East Pacific Rise, Nature, 326, 6108, 35-41 1987, Preliminary analysis of ocean-bottom and sub-bottom microseismic noise during the Ngendei Experiment [Monograph] Initial reports of the Deep Sea Drilling Project covering Leg 91 of the cruises of the drilling vessel Glomar Challenger, Wellington, Ne 1987, Seismic reflection site survey; correlation with physical properties, Leg 91, Deep Sea Drilling Project [Monograph] Initial reports of the Deep Sea Drilling Project covering Leg 91 of the cruises of the drilling vessel Glomar Challenger, Wellington, 1987, Simultaneous Borehole and Ocean Bottom Seismometer Recordings of Earthquakes and Explosions - Results from the 1983 Ngendei Experiment at Deep-Sea Drilling Project Hole-595b, Initial Reports of the Deep Sea Drilling Project, 88, 377-384 1987, Site 595; coring and downhole seismic experiments in the Southwest Pacific near the Tonga Trench [Monograph] Initial reports of the Deep Sea Drilling Project covering Leg 91 of the cruises of the drilling vessel Glomar Challenger, Wellington, New Ze 1987, Site 596; hydraulic piston coring in an area of low surface productivity in the Southwest Pacific [Monograph] Initial reports of the Deep Sea Drilling Project covering Leg 91 of the cruises of the drilling vessel Glomar Challenger, Wellington, New Z 1987, Structure of the Earth: Oceanic crust and uppermost mantle, U.S. National Report to the I.U.G.G., 1983-1986, Rev. of Geophys., 25, 6, 1177-1196 1987, Surface and near-surface effects on seismic waves - Theory and borehole seismometer results, Bull. Geol. Soc. Am., 77, 1168-1196 1987, Surface and near-Surface Effects on Seismic-Waves - Theory and Borehole Seismometer Results, Bulletin of the Seismological Society of America, 77, 4, 1168-1196 1987, Synthetic Pn and Sn phases and the frequency dependence of Q of oceanic lithosphere, Journal of Geophysical Research, 92, 3541-3566 1987, The Ngendei seismic refraction experiment at Deep Sea Drilling Project Hole 595B; ocean bottom seismometer data and evidence for crustal and upper mantle anisotropy [Monograph] Initial reports of the Deep Sea Drilling Project covering Leg 91 of the 1987, The Ngendei Seismic Refraction Experiment at Deep-Sea Drilling Project Hole-595b - Ocean Bottom Seismometer Data and Evidence for Crustal and Upper Mantle Anisotropy, Initial Reports of the Deep Sea Drilling Project, 88, 385-435 1987, Velocity bounds on the seismic structure of Mesozoic crust and upper mantle in the Southwest Pacific Basin from down-hole observations at Deep Sea Drilling Project Hole 595B [Monograph] Initial reports of the Deep Sea Drilling Project covering Leg 9 1988, A finite element computation of seismic diffraction about the Rise Axis magma chamber, Geophys. Res. Lett., 15, 13, 1487-1490 1988, Axi-Symmetric Earth Models and Inner-Core Anisotropy, Nature, 333, 6170, 228-232 1988, Comment concerning "A method of obtaining a velocity-depth envelope from wide-angle seismic data" by R. Mithal and J.B. Diebold; discussion and reply, Geophysical Journal of the Royal Astronomical Society, 95, 1, 209-212 1988, Infrasonic seismic and acoustic measurements in the deep ocean, IEEE J. Ocean Eng., 13, 4, 254-253 1988, Magma distribution across ridge axis discontinuities on the East Pacific Rise (8¡40 to 9¡50 North) from multichannel seismic images, Nature, 336, 156-158 1988, Magma distribution across the 9û17 deval and 9û03 OSC on the EPR from multichannel seismic images, Nature, 336, 6195, 156-158 1988, Ultra-low and very-low frequency seismic and acoustic noise in the Pacific, J. Acoust. Soc. Am., 84, 194-195 1988, VLF propagation loss to a buried seismometer [Monograph] Toward a low-frequency future, IEEE Journal of Oceanic Engineering, 13, 4, 254-262 1989, A comparative study of island, seafloor and sub-seafloor ambient noise levels, Bull. Seism. Soc. Am., 79, 172-179 1989, Observations of low frequency acoustic-to-seismic coupling in the summer and winter, J. Acoust. Soc. Am., 86, 352-359 1989, Structure of Young Oceanic-Crust at 13-Degrees-N on the East Pacific Rise from Expanding Spread Profiles, Journal of Geophysical Research-Solid Earth and Planets, 94, B9, 12163-12196 1989, The Time Frequency-Characteristics of Quarry Blasts and Calibration Explosions Recorded in Kazakhstan, Ussr, Geophysical Journal International, 99, 1, 109-121 1989, The time-frequency characteristics of quarry blasts and calibration explosions recorded in Kazakhstan, U.S.S.R., Geophysical Journal International, 99, 109-121 1989, Tomographic image of the magma chamber at 12û50N on the East Pacific Rise, Nature, 339, 206-208 1990, A Comparison of Tau-P Transform Methods, Geophysics, 55, 9, 1202-1215 1990, A two- and three-dimensional analysis of gravity anomalies associated with the East Pacific Rise at 9ûN and 13ûN, Jour. Geophys. Res., 195, 4967-4987 1990, Acoustic pulse propagation above grassland and snow: Comparison of theoretical and experimental waveforms, J. Acoust. Soc. Am., 87, 93-100 1990, An Automatic Means to Discriminate between Earthquakes and Quarry Blasts, Bulletin of the Seismological Society of America, 80, 6, 2143-2160 1990, Evidence for a Smaller Magma Chamber beneath the East Pacific Rise at 9-Degrees-30 N, Nature, 344, 6267, 650-653 1990, Limits of sensitivity of inertial seismometers with velocity transducers and electronic amplifiers, Bull. Seism. Soc. Am., 80, 1725-1752 1990, The Structure of 0-My to 0.2-My Old Oceanic-Crust at 9-Degrees-N on the East Pacific Rise from Expanded Spread Profiles, Journal of Geophysical Research-Solid Earth and Planets, 95, B10, 15529-15556 1991, Beam-Stack Imaging Using a Small Aperture Array, Geophysical Research Letters, 18, 9, 1771-1774 1991, Ocean bottom tiltmeter developed for submarine volcano monitoring, EOS Trans. Am. Geophys. Union, 72, 289-295 1992, Tomographic image of the axial low velocity zone at 12û50N on the EPR, Journal of Geophysical Research, 97, 9243-9263 1993, A microprocessor-based ocean bottom seismometer, Bull. Seism. Soc. Am., 83, 190-217 1993, A Multichannel Seismic Investigation of Upper Crustal Structure at 9-Degrees-N on the East Pacific Rise - Implications for Crustal Accretion, Journal of Geophysical Research-Solid Earth, 98, B8, 13925-13944 1993, Crustal Thickness on the Mid-Atlantic Ridge - Bulls-Eye Gravity-Anomalies and Focused Accretion, Science, 262, 5134, 726-729 1993, Distribution of Magma beneath the East Pacific Rise between the Clipperton Transform and the 9-Degrees-17n Deval from Forward Modeling of Common Depth Point Data, Journal of Geophysical Research-Solid Earth, 98, B8, 13945-13969 1993, Distribution of Magma beneath the East Pacific Rise near the 9-Degrees-03n Overlapping Spreading Center from Forward Modeling of Common Depth Point Data, Journal of Geophysical Research-Solid Earth, 98, B8, 13971-13995 1993, Fractal geometry and seafloor topography: Theoretical concepts versus data analysis (Juan de Fuca Ridge and East Pacific Rise), Annales Geophysicae, 11, 532-541 1993, Seismic anisotropy in the mantle beneath an oceanic spreading center, Nature, 366, 675-677 1993, Seismic Structure of the Southern East Pacific Rise, Science, 259, 5094, 499-503 1993, The future of basic ocean science research in the Department of the Navy, EOS Trans. AGU, 74, 219 1994, Imaging Prominent Crustal Scatterers and Constraining Source Depth Using the Pi–on Flat Broad-band 3-Component Array, Proceedings - 16th Annual Seismic Research Symposium, 16, 145-151 1994, Mantle control of a dynamically evolving spreading center, Earth and Planetary Science Letters, 121, 451-468 1994, Relationships between ocean bottom noise and the environment, Bull. Seism. Soc. Am., 85, 1991-2007 1994, Resolution of Prominent Crustal Scatterers near the Noress Small-Aperture Array, Geophysical Journal International, 119, 1, 101-115 1994, Uniform Accretion of Oceanic-Crust South of the Garrett Transform at 14-Degrees-15s on the East Pacific Rise, Journal of Geophysical Research-Solid Earth, 99, B5, 9097-9116 1995, A Base-Line for Upper Crustal Velocity Variations Along the East Pacific Rise at 13-Degrees-N, Journal of Geophysical Research-Solid Earth, 100, B4, 6143-6161 1995, Crustal and Upper-Mantle Contribution to the Axial Gravity-Anomaly at the Southern East Pacific Rise, Journal of Geophysical Research-Solid Earth, 100, B3, 3747-3766 1995, Is the ocean floor a fractal?, Math. Geol., 27, 421-462 1995, Recording teleseismic earthquakes using ocean-bottom seismographs at mid-ocean ridges, Bulletin of the Seismological Society of America, 85, 6, 1648-1664 1995, Regional Small-Event Identification Using Seismic Networks and Arrays, Proceedings - 17 Annual Seismic Research Symposium, 17, 875-884 1995, Seismic Images of Active Magma Systems beneath the East Pacific Rise between 17-Degrees-05 and 17-Degrees-35s, Science, 268, 5209, 391-395 1996, Experiments in Regional Monitoring of Small Seismo/Acoustic Events, Proceedings - 18 Annual Seismic Research Symposium, 18, 515-523 1996, Seismic analysis of the axial magma chamber reflector along the southern East Pacific Rise from conventional reflection profiling, Journal of Geophysical Research-Solid Earth, 101, B10, 22087-22105 1996, Suppression of sea-floor scattered energy using a dip moveout approach - Application to the mid-ocean ridge environment, Geophysics, 61, 3, 821-834 1997, Deepening of the axial magma chamber on the southern East Pacific Rise toward the Garrett Fracture Zone, Journal of Geophysical Research-Solid Earth, 102, B2, 3097-3108 1997, Velocity structure from forward modeling of the eastern ridge-transform intersection area of the Clipperton Fracture Zone, East Pacific Rise, Journal of Geophysical Research-Solid Earth, 102, B4, 7803-7820 1997, Very low frequency (0.2-10.0 Hz) seismoacoustic noise below the seafloor, Jour. Geophys. Res., 102, 11703-11718 1998, A two-dimensional tomographic study of the Clipperton transform fault, Journal of Geophysical Research-Solid Earth, 103, B8, 17885-17899 1998, AGUs Electronic Publishing Strategies, EOS, 79, 3, 29-30 1998, An examination of along-axis variation of magma chamber width and crustal structure on the East Pacific Rise between 13 degrees 30 N and 12 degrees 20 N, Journal of Geophysical Research-Solid Earth, 103, B12, 30451-30467 1998, Crustal structure of the East Pacific Rise: Implications for overlapping spreading centers, Geophys. Res. Lett., 25, 12, 2213-2216 1998, Crustal structure of the flanks of the East Pacific Rise: Implications for overlapping spreading centers, Geophysical Research Letters, 25, 12, 2213-2216 1998, Imaging the deep seismic structure beneath a mid-ocean ridge: The MELT experiment, Science, 280, 5367, 1215-1218 1998, Mantle seismic structure beneath the MELT region of the East Pacific Rise from P and S wave tomography, Science, 280, 5367, 1224-1227 1998, Melt to mush variations in crustal magma properties along the ridge crest at the southern East Pacific Rise, Nature, 394, 6696, 874-878 1998, Migration of backscatter data from the Mid-Atlantic Ridge, Journal of the Acoustical Society of America, 103, 1787-1803 1998, Monitoring Nuclear Tests, Science, 281, 1967-1968 1998, Off-axis crustal thickness across and along the East Pacific Rise within the MELT area, Science, 280, 5367, 1218-1221 1998, Seismology - Monitoring nuclear tests, Science, 281, 5385, 1967-1968 1998, Short and long baseline tiltmeter measurements on axial seamount, Juan de Fuca Ridge, Physics of the Earth and Planetary Interiors, 108, 2, 129-141 1998, The ARAD 3-D seismic experiment: A detailed reflection and tomographic investigation of the 9¡ 03 N Overlapping Spreading Center, East Pacific Rise, InterRidge News, 7, 33-39 1999, First results from the Hawaiian SWELL pilot experiment, Geophysical Research Letters, 26, 22, 3397-3400 1999, Preliminary results are in from mid-ocean ridge three-dimensional seismic reflection survey, Eos Trans (AGU), 80, 181-185 1999, Seafloor Seismic Stations Perform Well in Study, Eos, Transactions, AGU, 80, 592 1999, Seismic evidence for a hydrothermal layer above the solid roof of the axial magma chamber at the southern East Pacific Rise, Geology, 27, 3, 219-222 1999, Seismic signals and noise recorded on a seafloor vertical hydrophone array and a co-located OBS during the LFASE Experiment, Bull. Seis. Soc. Am., 423-432 1999, Synthesis of earthquake-generated T-waves, Geophysical Research Letters, 26, 9, 1227-1230 2000, A three-dimensional study of a crustal low velocity region beneath the 9¡03ÕN overlapping spreading center, Geo. Phys. Res. Lett., 39, 11, 14 2000, Evidence from three-dimensional seismic reflectivity images for enhanced melt supply beneath mid-ocean-ridge discontinuities, Nature, 406, 6796, 614-618 2000, Long-Term Observations in Acoustics Ð the Ocean Acoustic Observatory Federation, Oceanography, 13, 2, 57-63 2000, Seismoacoustic recordings of a spreading episode an the Mohns Ridge, Journal of Geophysical Research-Solid Earth, 105, B5, 10961-10973 2001, Broadband seismology in the oceans: Lessons from the Ocean Seismic Network Pilot Experiment, Geophysical Research Letters, 28, 1, 49-52 2001, Contrast in crustal structure across the Clipperton transform fault from travel time tomography, Journal of Geophysical Research-Solid Earth, 106, B6, 10961-10981 2001, Excitation of T-Phases by seafloor scattering, J. Acoust. Soc. Am., 109, 5, 1944-1954 2001, Three-dimensional shallow crustal emplacement at the 9 degrees 03 N overlapping spreading center on the East Pacific Rise: Correlations between magnetization and tomographic images, Journal of Geophysical Research-Solid Earth, 106, B8, 16101-16117 2002, Asymmetric melt sills and upper crustal construction beneath overlapping ridge segments: Implications for the development of melt sills and ridge crests, Geology, 30, 1, 83-86 2002, Breathing of the seafloor: Tidal correlations of seismicity at Axial volcano, Geology, 30, 6, 503-506 2002, Collaborative visualization in Earth and ocean sciences, Margins Newsletter, 8, 1-2 2002, Upper mantle structure beneath the Hawaiian swell: Constraints from the ocean seismic network pilot experiment, Geophysical Research Letters, 29, 11, - 2003, A three-dimensional study of a crustal low velocity region beneath the 9 degrees 03 N overlapping spreading center, Geophysical Research Letters, 30, 2, - 2003, Bathymetry from Space is Now Possible, EOS, 84, 5, 37, 44 2003, Influence of enhanced melt supply on upper crustal structure at a mid-ocean ridge discontinuity: A three-dimensional seismic tomographic study of 9 degrees N East Pacific Rise, Journal of Geophysical Research-Solid Earth, 108, B10, - 2003, Ocean Seismic Network Pilot Experiment, Geochemistry Geophysics Geosystems, 4, 2003, The Cecil H. and Ida M. Green Institute of Geophysics and Planetary Physics (IGPP), Oceanography, 16, 3, 34-44 2003, The Visualization Center at Scripps Institution of Oceanography: Education & Outreach, Seis. Res. Lett., 74, 5, 641-648 2004, Results from OSNPE: Improved teleseismic earthquake detection at the seafloor, Bull. Seismological Soc. of Am. 94(5) 1868. 2004, Testing low/very low frequency acoustic sources for basin-wide propagation in the Indian Ocean, Jour. Acoustical Soc. Am. 116(4), 2057-2066, 10.1121/1.1786711. 2005, HighSeasNet: Providing Internet to the UNOLS fleet: A model for real-time Internet data collection from the ORION platforms, Sea Technology 46(6), 17-20. 2005, Global scale sensor networks – opportunities and challenges, Information Processing in Sensor Networks. 434, 10.1109/IPSN.2005.1440965. 2005, Accessing sensor data using meta data: a virtual object ring buffer framework, ACM International Conference Proceeding Series. 96, 35-42. 2006, ROADNET: A network of SensorNets, IEEE Computer Soc, doi.ieeecomputersociety.org/10.1109/LCN.2006.322019 2006, A future for drifting seismic networks, EOS, 87, 2006EO310002 2006, The OptIPuter: High-Performance, QoS-Guaranteed Network Service for Emerging E-Science Applications. IEEE Communications Magazine 44(5), 38-45, 10.1109/MCOM.2006.1637945. 2006, Leg 203 Synthesis: Summary of Scientific Results, In Schultz, A., J.A. Orcutt, and T.A. Davies (Eds.), Proc. ODP, Sci. Results, 203: College Station, TX (Ocean Drilling Program), 1-16. 2006, Ocean Seismic Observatories, Oceanography 19(4), 2007, The Hawaiian SWELL pilot experiment-Evidence for lithosphere rejuvenation from ocean bottom surface wave data, Geol. Soc. Am. Special Paper 430, 209-233. Last Modified: Sep 2, 2011 |
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