Search Results - "Roemer, R. B."

Respiration and Thermogenesis by Cones of the Australian Cycad Macrozamia machinii by Seymour, R. S., Terry, I., Roemer, R. B.

“…1. While cycads are often considered to be wind-pollinated, it is now clear that insects are pollen vectors in many species. This study addresses the role of…”
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Association of cone thermogenesis and volatiles with pollinator specificity in Macrozamia cycads by Terry, I., Moore, C. J., Walter, G. H., Forster, P. I., Roemer, R. B., Donaldson, J. D., Machin, P. J.

“…Cone traits (volatile components and thermogenesis) of three cycad species in the genus Macrozamia were examined for differences related to their specific…”
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An analytical solution for improved HIFU SAR estimation by Dillon, C R, Vyas, U, Payne, A, Christensen, D A, Roemer, R B

“…Accurate determination of the specific absorption rates (SARs) present during high intensity focused ultrasound (HIFU) experiments and treatments provides a…”
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A thermo-pharmacokinetic model of tissue temperature oscillations during localized heating by Chen, C, Roemer, R B

“…Thermally-induced large blood flow increases and oscillations have been experimentally observed in both muscle and prostate tissues. However, the…”
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Closed-form solution for the thermal dose delivered during single pulse thermal therapies by Cheng, K-S, Roemer, R B

“…This study provides a closed form, analytical expression for the thermal dose delivered by a single heating pulse. The solution is derived using the effective…”
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A generic tissue convective energy balance equation: Part I--theory and derivation by Roemer, R B, Dutton, A W

“…A new equation for calculating temperatures in living tissues, the tissue convective energy balance equation (TCEBE), is derived using only a few assumptions…”
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A counter current vascular network model of heat transfer in tissues by Huang, H W, Chen, Z P, Roemer, R B

“…A fully conjugated blood vessel network model (FCBVNM) for calculating tissue temperatures has been developed, tested, and studied. This type of model…”
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Optimal power deposition patterns for ideal high temperature therapy/hyperthermia treatments by Cheng, K-S, Roemer, R B

“…If it were possible to achieve, an ideal high temperature therapy or hyperthermia treatment would involve a single heating session and yield a desired thermal…”
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Effects of MRTI sampling characteristics on estimation of HIFU SAR and tissue thermal diffusivity by Dillon, C R, Todd, N, Payne, A, Parker, D L, Christensen, D A, Roemer, R B

“…While the non-invasive and three-dimensional nature of magnetic-resonance temperature imaging (MRTI) makes it a valuable tool for high-intensity focused…”
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Conditions for equivalency of countercurrent vessel heat transfer formulations by Roemer, R B

“…Previous models of countercurrent blood vessel heat transfer have used one of two, different, equally valid but previously unreconciled formulations, based…”
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Effects of physical parameters on high temperature ultrasound hyperthermia by Billard, B E, Hynynen, K, Roemer, R B

“…The purpose of this research was to investigate the feasibility of inducing perfusion independent, predictable therapeutic thermal dose using high power…”
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Mathematical model of cycad cones’ thermogenic temperature responses: Inverse calorimetry to estimate metabolic heating rates by Roemer, R.B., Booth, D., Bhavsar, A.A., Walter, G.H., Terry, L.I.

“…A mathematical model based on conservation of energy has been developed and used to simulate the temperature responses of cones of the Australian cycads…”
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Analytical solutions of Pennes bio-heat transfer equation with a blood vessel by Huang, H W, Chan, C L, Roemer, R B

“…The heat transfer within a perfused tissue in the presence of a vessel is considered. The bio-heat transfer equation is used for the perfused tissue and a…”
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An accurate, convective energy equation based automated meshing technique for analysis of blood vessels and tissues by White, J A, Dutton, A W, Schmidt, J A, Roemer, R B

“…An automated three-element meshing method for generating finite element based models for the accurate thermal analysis of blood vessels imbedded in tissue has…”
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Treatment of malignant brain tumors with focused ultrasound hyperthermia and radiation : results of a phase I trial by GUTHKELCH, A. N, CARTER, L. P, STEA, B, CASSADY, J. R, HYNYNEN, K. H, IACONO, R. P, JOHNSON, P. C, OBBENS, E. A. M. T, ROEMER, R. B, SEEGER, J. F, SHIMM, D. S

“…Hyperthermia delivered by scanned focused ultrasound was combined with external beam radiation to treat 15 patients with primary malignant tumors of the brain…”
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The simulation of discrete vessel effects in experimental hyperthermia by Rawnsley, R J, Roemer, R B, Dutton, A W

“…The ability of two simple thermal models to predict experimentally measured in vivo temperature profiles was compared. These comparisons were done both with…”
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Hybrid finite element-finite difference method for thermal analysis of blood vessels by Blanchard, C H, Gutierrez, G, White, J A, Roemer, R B

“…A hybrid finite-difference/finite-element technique for the thermal analysis of blood vessels embedded in perfused tissue has been developed and evaluated…”
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Theoretical and experimental evaluation of a temperature controller for scanned focused ultrasound hyperthermia by Lin, W L, Roemer, R B, Hynynen, K

“…Maintenance of the controlled temperatures at their target levels in the face of disturbances, a uniform temperature distribution within the treatment region,…”
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Optimal actuator placement for large scale systems: a reduced-order modelling approach by Mattingly, M, Roemer, R B, Devasia, S

“…A recently developed, extended balanced realization, reduced order modelling technique for large-scale distributed systems is applied to the problem of optimal…”
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Reconstruction of experimental hyperthermia temperature distributions: application of state and parameter estimation by Clegg, S T, Roemer, R B

“…Subsets of data from spatially sampled temperatures measured in each of nine experimental heatings of normal canine thighs were used to test the feasibility of…”
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