Ronald A. Roy

Ronald A. Roy, G. ter Haar, >C. C. Coussios, 2007, International journal of hyperthermia : the official journal of European Society for Hyperthermic Oncology, North American Hyperthermia Group.

Sensing a buried resonant object by single-channel time reversal

Ronald A. Roy, R. G. Holt, Z. Waters, 2009, IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control.

The acoustic emissions from single-bubble sonoluminescence

Lawrence A. Crum, Robin O. Cleveland, Ronald A. Roy, 1998 .

Dynamics and control of cavitation during high-intensity focused ultrasound application

Charles R. Thomas, Ronald A. Roy, R. Glynn Holt, 2005 .

Gold nanoparticle targeted photoacoustic cavitation for potential deep tissue imaging and therapy

Ronald A. Roy, Todd W. Murray, T. Murray, 2012, Biomedical optics express.

Optimal acoustic parameters for induced hyperthermia from focused MHz ultrasound: Phantom measurements with fluid flow and bubble activity

Ronald A. Roy, R. Glynn Holt, 1998 .

Monitoring the Development of HIFU‐Induced Cavitation Activity

Ronald A. Roy, R. Glynn Holt, Caleb H. Farny, 2006 .

Detection of HIFU lesions in Excised Tissue Using Acousto-Optic Imaging

Puxiang Lai, Robin O. Cleveland, Ronald A. Roy, 2009 .

A photoacoustic sensor for monitoring in situ temperature during HIFU exposures

Jonathan Mamou, Parag V. Chitnis, James R. McLaughlan, 2010 .

Reply to ‘‘On the measurement and interpretation of cavitation thresholds’’ [J. Acoust. Soc. Am. 82, 690–691 (1987)]

Lawrence A. Crum, Anthony A. Atchley, Ronald A. Roy, 1987 .

Sound emissions by a laboratory bubble cloud

Andrea Prosperetti, Hasan N. Oguz, Lawrence A. Crum, 1994 .

Sonoluminescence and bubble dynamics for a single, stable, cavitation bubble

Lawrence A. Crum, Ronald A. Roy, D. Felipe Gaitan, 1992 .

An acoustic resonator for determining the void fraction of bubbly mercury flows

Parag V. Chitnis, Robin O. Cleveland, Ronald A. Roy, 2008 .

Mitigation of Damage to Solid Surfaces From the Collapse of Cavitation Bubble Clouds

Parag V. Chitnis, Robin O. Cleveland, Ronald A. Roy, 2010 .

Nucleating cavitation from laser-illuminated nano-particles

Ronald A. Roy, Todd W. Murray, R. Glynn Holt, 2005 .

Sound Scattering from Microbubble Distributions Near the Sea Surface

William M. Carey, Ronald A. Roy, 1993 .

The Physics of Sound Scattering From, and Attenuation Through, Compliant Bubbly Mixtures

W. M. Carey, Ronald A. Roy, 1997 .

Potentiating intra-arterial sonothrombolysis for acute ischemic stroke by the addition of the ultrasound contrast agents (Optison™ & SonoVue®)

Ronald A. Roy, R. Singhal, D. Hansmann, 2010, Journal of Thrombosis and Thrombolysis.

Modeling cavitation nucleation from laser-illuminated nanoparticles subjected to acoustic stress.

Ronald A. Roy, Tianmin Wu, R. G. Holt, 2011, The Journal of the Acoustical Society of America.

Nonlinear coupling between the surface and volume modes of an oscillating bubble

Ronald A. Roy, L. Crum, Y. Mao, 1995 .

The effects of buoyancy on sonoluminescing bubbles

Ronald A. Roy, L. Crum, T. Matula, 2000 .

Thermal dose dependent optical property changes of ex vivo chicken breast tissues between 500 and 1100 nm

Ronald A. Roy, R. Cleveland, M. Adams, 2014, Physics in medicine and biology.

Enhanced detection of acousto-photonic scattering using a photorefractive crystal

Charles DiMarzio, Gopi Maguluri, Ronald A. Roy, 2004, SPIE BiOS.

Conventional and hypobaric activation of an ultrasound contrast agent.

Ronald A. Roy, B. Goldberg, D. Merton, 1998, Ultrasound in medicine & biology.

HIFU-induced changes in optical scattering and absorption of tissue over nine orders of thermal dose

Ronald A. Roy, R. Cleveland, J. Raymond, 2018, Physics in medicine and biology.

Dynamics of gas bubbles in viscoelastic fluids. II. Nonlinear viscoelasticity.

Ronald A. Roy, J. Allen, 2000, The Journal of the Acoustical Society of America.

Photo- and Sono-Dynamic Therapy: A Review of Mechanisms and Considerations for Pharmacological Agents Used in Therapy Incorporating Light and Sound.

Ronald A. Roy, J. Tu, Dong Zhang, 2019, Current pharmaceutical design.

Bubble production by capillary‐gravity waves

Ronald A. Roy, A. Kolaini, L. Crum, 1994 .

Improving the acousto-optic detection of high-intensity focused ultrasound lesions

Ronald A. Roy, R. Cleveland, M. Adams, 2013 .

In vitro detection of cavitation induced by a diagnostic ultrasound system

Ronald A. Roy, R. Apfel, C. Holland, 1992, IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control.

The acoustic field of a pulsed Doppler diagnostic ultrasound system near a pressure‐release surface

Ronald A. Roy, C. Holland, K. Sandstrom, 1994 .

Cavitation mediated rat lung bioeffects from diagnostic ultrasound

Ronald A. Roy, C. Holland, P. Biddinger, 2001 .

Dynamics and control of cavitation during HIFU ap- plication

Charles R. Thomas, Ronald A. Roy, C. Coussios, 2005 .

Characterizing shock waves in hydrogel using high speed imaging and a fiber-optic probe hydrophone

Ronald A. Roy, Y. Ventikos, H. Doyle, 2017 .

The vibratory pattern of ultrasonic files driven piezoelectrically.

Ronald A. Roy, M. Šafář, M. Ahmad, 1993, International endodontic journal.

Observations of acoustic streaming fields around an oscillating ultrasonic file.

Ronald A. Roy, M. Ahmad, A. Kamarudin, 1992, Endodontics & dental traumatology.

Some observations on the breakage of ultrasonic files driven piezoelectrically.

Ronald A. Roy, M. Ahmad, 1994, Endodontics & dental traumatology.

Dynamics of gas bubbles in time-variant temperature fields

Ronald A. Roy, M. Arora, S. Payne, 2010, Journal of Fluid Mechanics.

THE EFFECT OF HIFU-RELEVANT RATES OF HEATING ON THE GROWTH AND DISSOLUTION OF NUCLEI AVAILABLE FOR INERTIAL CA VITATION

Ronald A. Roy, Webb, M. Arora, 2007 .

Physical mechanisms governing the hydrodynamic response of an oscillating ultrasonic file.

Ronald A. Roy, L. Crum, M. Ahmad, 1994, International endodontic journal.

Radial oscillations of gas bubbles in viscoelastic materials

Ronald A. Roy, C. Church, 1989 .

Evidence of dispersion in a water-saturated granular sediment

W. M. Carey, Ronald A. Roy, J. Wilbur, 2005, Europe Oceans 2005.

A comparison of the thresholds for free‐radical generation and transient cavitation activity induced by short pulses of ultrasound

Ronald A. Roy, J. Fowlkes, 1988 .

A precise technique for the measurement of acoustic cavitation thresholds and some preliminary results.

Ronald A. Roy, J. Reidy, L. Crum, 1985, The Journal of the Acoustical Society of America.

Measuring Tissue Properties and Monitoring Therapeutic Responses Using Acousto-Optic Imaging

Ronald A. Roy, Puxiang Lai, T. Murray, 2012, Annals of Biomedical Engineering.

Fusion of conventional ultrasound imaging and acousto-optical sensing (AOS) using a standard pulsed ultrasound scanner.

Ronald A. Roy, E. Bossy, L. Sui, 2005 .

Ultrasonic enhancement of photoacoustic emissions by nanoparticle-targeted cavitation.

Ronald A. Roy, T. Murray, J. Mclaughlan, 2010, Optics letters.

Evidence of dispersion in an artificial water-saturated sand sediment.

Ronald A. Roy, A. Reed, P. Wilson, 2007, The Journal of the Acoustical Society of America.

Sound Speed and Attenuation in Multiphase Media

Ronald A. Roy, 2006 .

Ultrasound-mediated transdermal transport of insulin in vitro through human skin using novel transducer designs.

Nadine Barrie Smith, Ronald A. Roy, K Kirk Shung, 2003, Ultrasound in medicine & biology.

Determination of optimum etching duration of CR–39 track detector for high fluence alpha particle measurement using UV–Vis spectroscopy

Ronald A. Roy, D. S. Joshi, S. Tripathy, 2022, Radiation Physics and Chemistry.

A new approach for high-dose measurement using CR-39 track detector

Ronald A. Roy, D. S. Joshi, S. Tripathy, 2020, Journal of Radioanalytical and Nuclear Chemistry.

Detecting cavitation in mercury exposed to a high-energy pulsed proton beam.

Bernie Riemer, Ronald A. Roy, R. Cleveland, 2009, The Journal of the Acoustical Society of America.

Variations in power output of the Piezon-Master 400 ultrasonic endodontic unit.

Ronald A. Roy, M Ahmad, R A Roy, 1994, International endodontic journal.

An acoustic backscattering technique for the detection of transient cavitation produced by microsecond pulses of ultrasound.

Ronald A. Roy, R E Apfel, R. Apfel, 1990, The Journal of the Acoustical Society of America.

An audible demonstration of the speed of sound in bubbly liquids

Ronald A. Roy, P. Wilson, 2008, American Journal of Physics.

Measurements of bubble-enhanced heating from focused, MHz-frequency ultrasound in a tissue-mimicking material.

Ronald A. Roy, R. G. Holt, R A Roy, 2001, Ultrasound in medicine & biology.

The low frequency radiation and scattering of sound from bubble clouds

W. M. Carey, Ronald A. Roy, 2000, OCEANS 2000 MTS/IEEE Conference and Exhibition. Conference Proceedings (Cat. No.00CH37158).

Cavitational mechanisms in ultrasound-accelerated fibrinolysis.

Ronald A. Roy, Ronald A Roy, Adrian F Prokop, 2007, Ultrasound in medicine & biology.

The influence of droplet concentration on phase change and inertial cavitation thresholds associated with acoustic droplet vaporization.

Ronald A. Roy, J. Tu, Dong Zhang, 2020, The Journal of the Acoustical Society of America.

Acoustic microcavitation: its active and passive acoustic detection.

Ronald A. Roy, R E Apfel, R. Apfel, 1991, The Journal of the Acoustical Society of America.

Thresholds for cavitation produced in water by pulsed ultrasound.

Ronald A. Roy, R E Apfel, L. Frizzell, 1988, Ultrasonics.

The low-frequency sound speed of fluid-like gas-bearing sediments.

Ronald A. Roy, A. Reed, P. Wilson, 2008, The Journal of the Acoustical Society of America.

Genetic engineering biofilms in situ using ultrasound‐mediated DNA delivery

Ronald A. Roy, Wei E. Huang, I. Thompson, 2021, Microbial biotechnology.

Bjerknes force and bubble levitation under single-bubble sonoluminescence conditions

Ronald A. Roy, L. Crum, T. Matula, 1997 .

Single‐bubble sonoluminescence in microgravity

Ronald A. Roy, L. Crum, T. Matula, 1997 .

Preliminary experimental observations of the effects of buoyancy on single‐bubble sonoluminescence in microgravity and hypergravity

Ronald A. Roy, L. Crum, T. Matula, 1996 .

Optical pulse width measurements of sonoluminescence in cavitation-bubble fields

Ronald A. Roy, T. Matula, P. Mourad, 1995 .

Ronald A. Roy, L. Crum, Sean M. Cordry, 1995 .

Measurements of the acoustic emission from glowing bubbles

Ronald A. Roy, L. Crum, T. Matula, 1996 .

Bubble dynamics and size distributions during focused ultrasound insonation.

Xinmai Yang, Ronald A. Roy, Xinmai Yang, 2004, The Journal of the Acoustical Society of America.

1D-3 Mechanisms Responsible for Ultrasound-accelerated Fibrinolysis in the Presence and Absence of OptisonÔ

Ronald A. Roy, A. Soltani, A. Prokop, 2006, 2006 IEEE Ultrasonics Symposium.

Amplitude degradation of time-reversed pulses in nonlinear absorbing thermoviscous fluids.

Ronald A. Roy, P. Barbone, S. Kargl, 2000, Ultrasonics.

Acoustic scattering from a bubbly-liquid-filled compliant cylinder

W. M. Carey, Ronald A. Roy, P. Wilson, 2001 .

Review Article on Magnetic Resonance Imaging

Ronald A. Roy, Shatadru Majumdar, Rashmita Roy, 2019, Advances in Intelligent Systems and Computing.

Imaging Coral II: Using Ultrasound to Image Coral Skeleton

Ronald A. Roy, Hanumant Singh, R. Cleveland, 2004 .

Temporal and spatial detection of HIFU-induced inertial and hot-vapor cavitation with a diagnostic ultrasound system.

Ronald A. Roy, Caleb H Farny, R. G. Holt, 2009, Ultrasound in medicine & biology.

An improved water-filled impedance tube.

W. M. Carey, Ronald A. Roy, P. Wilson, 2003, The Journal of the Acoustical Society of America.

Fusion of conventional ultrasound imaging and acousto-optic sensing by use of a standard pulsed-ultrasound scanner.

Emmanuel Bossy, Ronald A. Roy, E. Bossy, 2005, Optics letters.

Investigation of the photorefractive crystal based detection system for acousto-optical imaging (AOI) in highly diffuse media

Charles A. DiMarzio, Ronald A. Roy, Todd W. Murray, 2005, SPIE BiOS.

Combination of ultrasound and acousto-optical imaging using a pulsed-ultrasound scanner

Emmanuel Bossy, Ronald A. Roy, Todd W. Murray, 2005, SPIE BiOS.

Liver hemostasis using high-intensity focused ultrasound.

Ronald A. Roy, U Schmiedl, U. Schmiedl, 1997, Ultrasound in medicine & biology.

Electro-wetting induced dynamic manipulation of symmetrically coalescing viscoelastic liquid bridges

Ronald A. Roy, S. Chakraborty, P. Waghmare, 2023, Physics of Fluids.

Droplet-on-chip electro-spectroscopy detects the ultra-short relaxation time of a dilute polymer solution.

Ronald A. Roy, S. Chakraborty, P. Waghmare, 2023, Soft Matter.

Monitoring and guidance of high intensity focused ultrasound exposures in real time using acousto-optic imaging: feasibility and demonstration ex vivo

Puxiang Lai, Ronald A. Roy, Ronald A. Roy, 2010, BiOS.

SVD-Based Separation of Stable and Inertial Cavitation Signals Applied to Passive Cavitation Mapping During HIFU

Ronald A. Roy, P. Chitnis, C. Farny, 2019, IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control.

The use of optically activated nanoparticles to enhance controlled lesion formation from high intensity focused ultrasound exposures

Ronald A. Roy, T. Murray, J. Mclaughlan, 2011, 2011 IEEE International Ultrasonics Symposium.

Phase speed and attenuation in bubbly liquids inferred from impedance measurements near the individual bubble resonance frequency.

W. M. Carey, Ronald A. Roy, Preston S Wilson, 2005, The Journal of the Acoustical Society of America.

Real-time monitoring of high-intensity focused ultrasound lesion formation using acousto-optic sensing.

Robin O Cleveland, Puxiang Lai, Ronald A. Roy, 2011, Ultrasound in medicine & biology.

Characterization of individual submicron perfluorocarbon gas bubbles by ultrasonic backscatter

Ronald A. Roy, D. Khismatullin, E. Everbach, 2005 .

Computations of the acoustically induced phase shifts of optical paths in acoustophotonic imaging with photorefractive-based detection.

Gopi Maguluri, Charles A DiMarzio, Ronald A. Roy, 2005, Applied optics.

On the role of shear viscosity in mediating inertial cavitation from short-pulse, megahertz-frequency ultrasound

Ronald A. Roy, C. Church, J. Allen, 1997, IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control.

LOW-FREQUENCY ACOUSTIC EMISSIONS IN FRESH AND SALT WATER

Ronald A. Roy, A. Kolaini, D. Gardner, 1994 .

Ronald A. Roy, L. Crum, 1993 .

Collective Oscillations in a Bubble Column

Ronald A. Roy, A. Prosperetti, M. Nicholas, 1993 .