Works by Valentine, Greg

Results: 32

Explosive Eruption Column Dynamics for Crystal‐Rich Magmas.

Published in:

Geophysical Research Letters, 2025, v. 52, n. 12, p. 1, doi. 10.1029/2024GL114069

By:

Valentine, Greg A.;
de Silva, Shanaka L.

Publication type:

Article

Effects of debris entrainment and recycling on explosive volcanic eruption jets and columns.

Published in:

Bulletin of Volcanology, 2023, v. 85, n. 10, p. 1, doi. 10.1007/s00445-023-01675-8

By:

Valentine, Greg A.

Publication type:

Article

Critical comparison of sample preparation methods for major and trace element determinations using X-ray fluorescence.

Published in:

XRS: X-ray Spectrometry, 1986, v. 15, n. 1, p. 73, doi. 10.1002/xrs.1300150113

By:

Bower, Nathan W.;
Valentine, Greg

Publication type:

Article

Explosion depths for phreatomagmatic eruptions.

Published in:

Geophysical Research Letters, 2014, v. 41, n. 9, p. 3045, doi. 10.1002/2014GL060096

By:

Valentine, Greg A.;
Graettinger, Alison H.;
Sonder, Ingo

Publication type:

Article

The acoustic signatures of ground acceleration, gas expansion, and spall fallback in experimental volcanic explosions.

Published in:

Geophysical Research Letters, 2014, v. 41, n. 6, p. 1916, doi. 10.1002/2014GL059324

By:

Bowman, Daniel C.;
Taddeucci, Jacopo;
Kim, Keehoon;
Anderson, Jacob F.;
Lees, Jonathan M.;
Graettinger, Alison H.;
Sonder, Ingo;
Valentine, Greg A.

Publication type:

Article

Experimental craters formed by single and multiple buried explosions and implications for volcanic craters with emphasis on maars.

Published in:

Geophysical Research Letters, 2012, v. 39, n. 20, p. n/a, doi. 10.1029/2012GL053716

By:

Valentine, Greg A.;
White, James D. L.;
Ross, Pierre-Simon;
Amin, Jamal;
Taddeucci, Jacopo;
Sonder, Ingo;
Johnson, Peter J.

Publication type:

Article

Effects of Size and Temperature‐Dependent Thermal Conductivity on the Cooling of Pyroclasts in Air.

Published in:

Geochemistry, Geophysics, Geosystems: G3, 2018, v. 19, n. 10, p. 3623, doi. 10.1029/2018GC007510

By:

Moitra, Pranabendu;
Sonder, Ingo;
Valentine, Greg A.

Publication type:

Article

Modeling Cities: The Los Alamos Urban Security Initiative.

Published in:

Public Works Management & Policy, 2000, v. 4, n. 3, p. 198, doi. 10.1177/1087724X0043005

By:

Heiken, Grant;
Valentine, Greg A.;
Brown, Michael;
Rasmussen, Steen;
George, Denise C.;
Greene, Robert K.;
Jones, Eric;
Olsen, Kim;
Andersson, Claes

Publication type:

Article

Experimental Multiblast Craters and Ejecta—Seismo‐Acoustics, Jet Characteristics, Craters, and Ejecta Deposits and Implications for Volcanic Explosions.

Published in:

Journal of Geophysical Research. Solid Earth, 2022, v. 127, n. 8, p. 1, doi. 10.1029/2022JB023952

By:

Sonder, Ingo;
Graettinger, Alison;
Neilsen, Tracianne B.;
Matoza, Robin S.;
Taddeucci, Jacopo;
Oppenheimer, Julie;
Lev, Einat;
Tsunematsu, Kae;
Waite, Greg;
Valentine, Greg A.;
Befus, Kenneth S.

Publication type:

Article

Meter‐Scale Experiments on Magma‐Water Interaction.

Published in:

Journal of Geophysical Research. Solid Earth, 2018, v. 123, n. 12, p. 10,597, doi. 10.1029/2018JB015682

By:

Sonder, Ingo;
Harp, Andrew G.;
Graettinger, Alison H.;
Moitra, Pranabendu;
Valentine, Greg A.;
Büttner, Ralf;
Zimanowski, Bernd

Publication type:

Article

Compressible Flow Phenomena at Inception of Lateral Density Currents Fed by Collapsing Gas‐Particle Mixtures.

Published in:

Journal of Geophysical Research. Solid Earth, 2018, v. 123, n. 2, p. 1286, doi. 10.1002/2017JB015129

By:

Valentine, Greg A.;
Sweeney, Matthew R.

Publication type:

Article

Initiation of dilute and concentrated pyroclastic currents from collapsing mixtures and origin of their proximal deposits.

Published in:

Bulletin of Volcanology, 2020, v. 82, n. 2, p. 1, doi. 10.1007/s00445-020-1366-x

By:

Valentine, Greg A.

Publication type:

Article

Preface to the topical collection—pyroclastic current models: benchmarking and validation.

Published in:

2019

By:

Valentine, Greg A.

Publication type:

Editorial

'A'ā lava emplacement and the significance of rafted pyroclastic material: Marcath volcano (Nevada, USA).

Published in:

Bulletin of Volcanology, 2019, v. 81, n. 9, p. N.PAG, doi. 10.1007/s00445-019-1309-6

By:

Younger, Zachary P.;
Valentine, Greg A.;
Gregg, Tracy K. P.

Publication type:

Article

Lithic-rich and lithic-poor ignimbrites and their basal deposits: Sovana and Sorano formations (Latera caldera, Italy).

Published in:

Bulletin of Volcanology, 2019, v. 81, n. 4, p. N.PAG, doi. 10.1007/s00445-019-1288-7

By:

Valentine, Greg A.;
Palladino, Danilo M.;
DiemKaye, Kailey;
Fletcher, Claudia

Publication type:

Article

Topographic controls on a phreatomagmatic maar-diatreme eruption: field and numerical results from the Holocene Dotsero volcano (Colorado, USA).

Published in:

Bulletin of Volcanology, 2018, v. 80, n. 11, p. 1, doi. 10.1007/s00445-018-1253-x

By:

Sweeney, Matthew R.;
Grosso, Zachary S.;
Valentine, Greg A.

Publication type:

Article

Evidence for the relative depths and energies of phreatomagmatic explosions recorded in tephra rings.

Published in:

Bulletin of Volcanology, 2017, v. 79, n. 12, p. 1, doi. 10.1007/s00445-017-1177-x

By:

Graettinger, Alison;
Valentine, Greg

Publication type:

Article

The hydrothermal alteration of cooling lava domes.

Published in:

Bulletin of Volcanology, 2015, v. 77, n. 12, p. 1, doi. 10.1007/s00445-015-0986-z

By:

Ball, Jessica;
Stauffer, Philip;
Calder, Eliza;
Valentine, Greg

Publication type:

Article

Experiments with vertically and laterally migrating subsurface explosions with applications to the geology of phreatomagmatic and hydrothermal explosion craters and diatremes.

Published in:

Bulletin of Volcanology, 2015, v. 77, n. 3, p. 1, doi. 10.1007/s00445-015-0901-7

By:

Valentine, Greg;
Graettinger, Alison;
Macorps, Élodie;
Ross, Pierre-Simon;
White, James;
Döhring, Erika;
Sonder, Ingo

Publication type:

Article

Unconventional maar diatreme and associated intrusions in the soft sediment-hosted Mardoux structure (Gergovie, France).

Published in:

Bulletin of Volcanology, 2014, v. 76, n. 3, p. 1, doi. 10.1007/s00445-014-0807-9

By:

Valentine, Greg;
Wyk de Vries, Benjamin

Publication type:

Article

Time and space variations in magmatic and phreatomagmatic eruptive processes at Easy Chair (Lunar Crater Volcanic Field, Nevada, USA).

Published in:

Bulletin of Volcanology, 2013, v. 75, n. 9, p. 1, doi. 10.1007/s00445-013-0752-z

By:

Valentine, Greg;
Cortés, Joaquín

Publication type:

Article

Models of maar volcanoes, Lunar Crater (Nevada, USA).

Published in:

Bulletin of Volcanology, 2011, v. 73, n. 6, p. 753, doi. 10.1007/s00445-011-0451-6

By:

Valentine, Greg;
Shufelt, Nicole;
Hintz, Amanda

Publication type:

Article

Mechanisms for transition in eruptive style at a monogenetic scoria cone revealed by microtextural analyses (Lathrop Wells volcano, Nevada, U.S.A.).

Published in:

Bulletin of Volcanology, 2010, v. 72, n. 5, p. 593, doi. 10.1007/s00445-010-0345-z

By:

Genareau, Kimberly;
Valentine, Greg A.;
Moore, Gordon;
Hervig, Richard L.

Publication type:

Article

Shallow plumbing systems for small-volume basaltic volcanoes.

Published in:

Bulletin of Volcanology, 2008, v. 70, n. 5, p. 563, doi. 10.1007/s00445-007-0154-1

By:

Gordon Keating;
Greg Valentine;
Donathon Krier;
Frank Perry

Publication type:

Article

Eruptive styles and inferences about plumbing systems at Hidden Cone and Little Black Peak scoria cone volcanoes (Nevada, U.S.A.).

Published in:

Bulletin of Volcanology, 2007, v. 70, n. 1, p. 105, doi. 10.1007/s00445-007-0123-8

By:

Greg Valentine;
Gordon Keating

Publication type:

Article

Coupling of turbulent and non-turbulent flow regimes within pyroclastic density currents.

Published in:

Nature Geoscience, 2016, v. 9, n. 10, p. 767, doi. 10.1038/ngeo2794

By:

Breard, Eric C. P.;
Lube, Gert;
Jones, Jim R.;
Dufek, Josef;
Cronin, Shane J.;
Valentine, Greg A.;
Moebis, Anja

Publication type:

Article

The IB at 50: Developments in the Asia Pacific Region - a golden era.

Published in:

International Schools Journal, 2018, v. 38, n. 1, p. 59

By:

Valentine, Greg

Publication type:

Article

Multifield governing equations for magma dynamics.

Published in:

Geophysical & Astrophysical Fluid Dynamics, 1994, v. 78, n. 1-4, p. 193, doi. 10.1080/03091929408226578

By:

Valentine, Greg A.

Publication type:

Article

Sources of unsteady column dynamics in pyroclastic flow eruptions.

Published in:

Journal of Geophysical Research. Solid Earth, 1991, v. 96, n. B13, p. 21887, doi. 10.1029/91JB02151

By:

Valentine, Greg A.;
Wohletz, Kenneth H.;
Kieffer, Susan W.

Publication type:

Article

Numerical models of Plinian eruption columns and pyroclastic flows.

Published in:

Journal of Geophysical Research. Solid Earth, 1989, v. 94, n. B2, p. 1867, doi. 10.1029/JB094iB02p01867

By:

Valentine, Greg A.;
Wohletz, Kenneth H.

Publication type:

Article

Intrinsic conditions of magma genesis at the Lunar Crater Volcanic Field (Nevada), and implications for internal plumbing and magma ascent.

Published in:

American Mineralogist, 2015, v. 100, n. 2/3, p. 396, doi. 10.2138/am-2015-4812

By:

CORTÉS, JOAQUÍN A.;
SMITH, EUGENE I.;
VALENTINE, GREG A.;
JOHNSEN, RACHEAL;
RASOAZANAMPARANY, CHRISTINE;
WIDOM, ELISABETH;
SAS, MAI;
RUTH, DAWN

Publication type:

Article

Lateral Extent of Pyroclastic Surge Deposits at Ubehebe Crater (Death Valley, California) and Implications for Hazards in Monogenetic Volcanic Fields.

Published in:

Geophysical Research Letters, 2022, v. 49, n. 22, p. 1, doi. 10.1029/2022GL100561

By:

Valentine, Greg A.;
Fierstein, Judy;
White, James D. L.

Publication type:

Article