• 250 Citations
  • 8 h-Index
1963 …2019
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Research Output 1963 2019

  • 250 Citations
  • 8 h-Index
  • 26 Article
  • 6 Conference contribution
  • 3 Conference article
  • 1 Comment/debate
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Article
2019

Use of noise correlation matrices to interpret ocean ambient noise

Nichols, S. M. & Bradley, D., Apr 1 2019, In : Journal of the Acoustical Society of America. 145, 4, p. 2337-2349 13 p.

Research output: Contribution to journalArticle

oceans
noise spectra
principal components analysis
replicas
acoustics
2017
2 Citations (Scopus)

In Situ Shape Estimation of Triangular Moored Hydrophone Arrays Using Ambient Signals

Nichols, S. M. & Bradley, D., Oct 1 2017, In : IEEE Journal of Oceanic Engineering. 42, 4, p. 923-935 13 p., 7792627.

Research output: Contribution to journalArticle

Hydrophones
International cooperation
Sensors
Monitoring
2016
2 Citations (Scopus)

Global examination of the wind-dependence of very low frequency underwater ambient noise

Nichols, S. M. & Bradley, D., Mar 1 2016, In : Journal of the Acoustical Society of America. 139, 3, p. 1110-1123 14 p.

Research output: Contribution to journalArticle

very low frequencies
examination
ocean surface
microseisms
slopes
2013
27 Citations (Scopus)

Decadal trends in Indian Ocean ambient sound

Miksis-Olds, J. L., Bradley, D. & Niu, X., Nov 1 2013, In : Journal of the Acoustical Society of America. 134, 5, p. 3464-3475 12 p.

Research output: Contribution to journalArticle

Indian Ocean
trends
acoustics
oceans
recording
2011

A method of calibrating a harbor for focusing low frequency sound

Kankey, A. T., Koopmann, G. H., Becker, K. M. & Bradley, D., May 1 2011, In : Noise Control Engineering Journal. 59, 3, p. 258-267 10 p.

Research output: Contribution to journalArticle

harbors
calibrating
Ports and harbors
Acoustic waves
low frequencies
1 Citation (Scopus)

Consistency in statistical moments as a test for bubble cloud clustering

Weber, T. C., Lyons, A. P. & Bradley, D., Nov 1 2011, In : Journal of the Acoustical Society of America. 130, 5, p. 3396-3405 10 p.

Research output: Contribution to journalArticle

distribution moments
bubbles
acoustic imaging
acoustic measurement
gases
6 Citations (Scopus)

Divergence of a stereotyped call in northern resident killer whales

Grebner, D. M., Parks, S. E., Bradley, D., Miksis-Olds, J. L., Capone, D. & Ford, J. K. B., Feb 1 2011, In : Journal of the Acoustical Society of America. 129, 2, p. 1067-1072 6 p.

Research output: Contribution to journalArticle

whales
divergence
British Columbia
straits
hydrophones
2008
2 Citations (Scopus)

Ocean noise budgets

Miller, J. H., Nystuen, J. A. & Bradley, D., Jan 1 2008, In : Bioacoustics. 17, 1-3, p. 133-136 4 p.

Research output: Contribution to journalArticle

oceans
ocean
budget
2007
4 Citations (Scopus)

Acoustic propagation through clustered bubble clouds

Weber, T. C., Lyons, A. P. & Bradley, D., Jan 1 2007, In : IEEE Journal of Oceanic Engineering. 32, 2, p. 513-523 11 p., 893689.

Research output: Contribution to journalArticle

Acoustics
Scattering
Correlation theory
Describing functions
Acoustic fields
6 Citations (Scopus)

Scintillation index of high frequency acoustic signals forward scattered by the ocean surface

Cotté, B., Culver, R. L. & Bradley, D., Jan 22 2007, In : Journal of the Acoustical Society of America. 121, 1, p. 120-131 12 p.

Research output: Contribution to journalArticle

ocean surface
scintillation
acoustics
bandwidth
oceans
2006
25 Citations (Scopus)

St. Lawrence blue whale vocalizations revisited: Characterization of calls detected from 1998 to 2001

Berchok, C. L., Bradley, D. & Gabrielson, T. B., Oct 16 2006, In : Journal of the Acoustical Society of America. 120, 4, p. 2340-2354 15 p.

Research output: Contribution to journalArticle

whales
recording
estuaries
hydrophones
visual perception
2005
11 Citations (Scopus)

An estimate of the gas transfer rate from oceanic bubbles derived from multibeam sonar observations of a ship wake

Weber, T. C., Lyons, A. P. & Bradley, D., Apr 8 2005, In : Journal of Geophysical Research C: Oceans. 110, 4, p. 1-11 11 p.

Research output: Contribution to journalArticle

multibeam sonar
sonar
Sonar
bubbles
ships
7 Citations (Scopus)
ocean surface
bandwidth
Ocean
broadband
acoustic propagation
2002
4 Citations (Scopus)

Acoustic qualities of ship wakes

Bradley, D., Culver, R. L., Di, X. & Bjørnø, L., Sep 1 2002, In : Acta Acustica united with Acustica. 88, 5, p. 687-690 4 p.

Research output: Contribution to journalArticle

ships
wakes
acoustics
sound propagation
bubbles
3 Citations (Scopus)

NAVOCEANO seahorse AUV design, testing, and capabilities

Dzielski, J. E., Tangirala, C., Moyer, W. W. & Bradley, D., 2002, In : Oceans Conference Record (IEEE). 1, p. 151-155 5 p.

Research output: Contribution to journalArticle

vehicle
applied research
laboratory
1999
4 Citations (Scopus)

Assessing the global distribution and abundance of marine life: Summary of a workshop sponsored by the Sloan foundation and the office of naval research, January 13-15, 1998, Monterey, California

Alldredge, A. L., Bradley, D., Butterworth, D. & Steele, J. H., Dec 1 1999, In : Oceanography. 12, SPL.ISS. 3, p. 41-46 6 p.

Research output: Contribution to journalArticle

trophic structure
open ocean
trophic level
fishery
animal
4 Citations (Scopus)

Assessing the global distribution and abundance of marine organisms

Bradley, D., Dec 1 1999, In : Oceanography. 12, SPL.ISS. 3, p. 19-20 2 p.

Research output: Contribution to journalArticle

marine organism
distribution
1985

NAVAL APPLICATIONS OF OCEANOGRAPHY.

Winokur, R. S. & Bradley, D., Jun 1985, In : Marine Technology Society Journal. 19, 2, p. 5-11 7 p.

Research output: Contribution to journalArticle

naval application
Oceanography
oceanography
Military operations
oceanographic feature
1968
20 Citations (Scopus)

Specific volume of sea water as a function of temperature, pressure and salinity

Wilson, W. & Bradley, D., Jan 1 1968, In : Deep-Sea Research and Oceanographic Abstracts. 15, 3, p. 355-363 9 p.

Research output: Contribution to journalArticle

Equations of state
Density (specific gravity)
Water
Temperature
1966
5 Citations (Scopus)

Observations of Fluctuation of Transmitted Sound in Shallow Water

Urick, R. J., Lund, G. R. & Bradley, D., 1966, In : Journal of the Acoustical Society of America. 45, 3, p. 683-690 8 p.

Research output: Contribution to journalArticle

shallow water
acoustics
hydrophones
periodic variations
tides
1 Citation (Scopus)

Speed of sound in n-amyl alcohol as a function of temperature and pressure

Bradley, D., 1966, In : Journal of the Acoustical Society of America. 39, 1, p. 169-170 2 p.

Research output: Contribution to journalArticle

alcohols
acoustics
acoustic velocity
temperature
coefficients
17 Citations (Scopus)

Two-state theory of the structure of D2O

Davis, C. M. & Bradley, D., Jan 1 1966, In : The Journal of Chemical Physics. 45, 7, p. 2461-2465 5 p.

Research output: Contribution to journalArticle

Enthalpy
enthalpy
Density (specific gravity)
Hydrogen bonds
Thermodynamics
1965
22 Citations (Scopus)

Sound Propagation in Near-Stoichiometric Ti-Ni Alloys

Bradley, D., 1965, In : Journal of the Acoustical Society of America. 37, 4, p. 700-702 3 p.

Research output: Contribution to journalArticle

sound propagation
nickel alloys
titanium alloys
acoustic velocity
temperature
1964
44 Citations (Scopus)

Speed of Sound in Four Primary Alcohols as a Function of Temperature and Pressure

Wilson, W. & Bradley, D., Jan 1 1964, In : Journal of the Acoustical Society of America. 36, 2, p. 333-337 5 p.

Research output: Contribution to journalArticle

alcohols
acoustics
acoustic velocity
ethyl alcohol
specific heat
1963
9 Citations (Scopus)

Effect of Fast-Neutron Irradiation on the Pressure and Temperature Dependence of the Elastic Moduli of SiO2 Glass

Strakna, R. E., Clark, A. E., Bradley, D. & Slie, W. M., Dec 1 1963, In : Journal of Applied Physics. 34, 5, p. 1439-1443 5 p.

Research output: Contribution to journalArticle

neutron irradiation
fast neutrons
pressure dependence
modulus of elasticity
temperature dependence
4 Citations (Scopus)
ultrasonics
acoustics
fluids
pulses
temperature