Compositions and Methods for Determining Directionality of Radiation

Abstract

A method of determining directionality of radiation is disclosed which comprises dividing the tensioned metastable fluid liquid volume adjacent to a radioactive source into a plurality of sectors, determining the opposing sector ratio of the respective sector and determining the direction of the radiation based on the opposing sector ratios of the plurality of sectors. The method further comprising determining directionality of incoming radiation from the tension pressure assisted elongation of bubble shapes pointing towards direction of radiation particles that interacted with nuclei of tensioned metastable fluid detector system. A device capable of carrying out these methods is also disclosed.

1 - 44 . (canceled) 
     
     
         45 . A method of determining directionality of radiation comprising, creating a volume of a tensioned metastable fluid;
 placing the tensioned metastable fluid volume in the proximity of a radiation source;   detecting the location of radiation induced cavitations within the tensioned metastable fluid within at least two sections of the metastable fluid;   determining the number of cavitation events in the at least two sections of the metastable fluid; and   determining the direction of the radiation source based on the radiation induced cavitations within the tensioned metastable fluid, wherein the direction is from the section with the least number of cavitation events toward the section with the higher number of cavitation events.   
     
     
         46 . The method of determining directionality of radiation of  claim 45 , wherein the tensioned metastable fluid is an acoustically tensioned metastable fluid. 
     
     
         47 . The method of determining directionality of radiation of  claim 45 , wherein the step of detecting the location of radiation induced cavitations comprises detecting the time delay of the arrival of cavitation induced shock signals by processing signals obtained from a plurality of signal detection transducers mounted on the chamber. 
     
     
         48 . The method of determining directionality of radiation of  claim 45 , wherein the step of detecting the location of radiation induced cavitations comprises detecting cavitation induced shock signals by processing signals obtained from a plurality of signal detection transducers mounted on the chamber wherein the processing further comprises a step to minimize bias. 
     
     
         49 . The method of determining directionality of radiation of  claim 45 , wherein the step of detecting the location of radiation induced cavitations comprises detecting cavitation induced shock signals by processing signals obtained from a plurality of signal detection transducers mounted on the chamber wherein the processing further comprises a step to minimize bias that includes the step of detecting signals from the signal detection transducers that are above a threshold voltage level, wherein the threshold voltage level can be determined from an asymptotic response comparison of all transducers. 
     
     
         50 . The method of determining directionality of radiation of  claim 45 , wherein the step of detecting the location of radiation induced cavitations comprises the method of detecting the location of cavitations by a hyperbolic positioning method. 
     
     
         51 . The method of determining directionality of radiation of  claim 45 , wherein the step of detecting the location of radiation involves determining a ratio of cavitations occurring in at least two regions of the chamber. 
     
     
         52 . The method of determining directionality of radiation of  claim 45 , wherein the method further comprises comparing cavitation events in opposing sectors without including the event counts in a volume of space that includes at least a portion of the centerline vertical axis. 
     
     
         53 . The method of determining directionality of radiation of  claim 45 , wherein the method further comprises using pressure differences to amplify the elongation of cavitation bubbles to coincide with direction of energy transfer to liquid molecules from the incoming radiation. 
     
     
         54 . A device for determining directionality of incident radiation comprising:
 a sealed chamber holding a fluid,   a control system in communication with a mechanism for deforming the chamber that includes at least one drive transducer and the resonance frequency of the at least one drive transducer is substantially similar to the resonance frequency of the chamber;   wherein the control system and the mechanism for deforming the chamber operate together to induce and maintain a tension metastable state in the fluid that is sufficient to allow the nucleation of bubbles when the fluid molecules are struck by incident nuclear particles, and   a plurality of signal detection transducers spaced apart within the chamber in electronic communication with a system for determining the location of bubble cavitation events within the fluid volume.   
     
     
         55 . The device for determining the directionality of incident radiation of  claim 54 , wherein the fluid in the chamber is selected from the group of fluids consisting of acetone, fluorocarbon, chlorofluorocarbon, benzene, isopentane, trimethyl borate, water and their mixtures. 
     
     
         56 . The device for determining the directionality of incident radiation of  claim 54 , wherein the mechanism for deforming the chamber includes at least one transducer mounted to the chamber such that it surrounds the circumference of the chamber around the mid plane or in a plane corresponding to a desired oscillating tension/compression pressure field. 
     
     
         57 . The device for directionality of incident radiation of  claim 54 , wherein the mechanism for deforming the chamber includes multiple transducers mounted to the chamber at discrete locations in a plane corresponding to a desired oscillating tension/compression pressure field. 
     
     
         58 . The device for determining the directionality of incident radiation of  claim 54 , wherein the plurality of signal detection transducers spaced apart within the chamber in electronic communication with a system for determining the location of cavitation events within fluid volume include at least four signal detection transducers. 
     
     
         59 . The device for determining the directionality of incident radiation of  claim 54 , wherein the plurality of signal detection transducers spaced apart within the chamber in electronic communication with a system for determining the location of cavitation events within fluid volume further include at least three signal detection transducers in the same plane and at least one signal detection transducer that is outside the plane. 
     
     
         60 . The device for determining the directionality of incident radiation of  claim 54 , wherein the system for determining the location of bubbles within the fluid volume include a signal processing system comprising a high-pass filter circuit that removes the baseline drive frequency signal. 
     
     
         61 . The device for determining the directionality of incident radiation of  claim 54 , wherein the system for determining the location of bubbles within the fluid volume includes a signal processing system that compares filtered signals from the signal detection transducers to determine the arrival time delay of bubble signals at the signal detection transducers that employs a positioning algorithm to determine position of imploding bubbles within the chamber. 
     
     
         62 . The device for determining the directionality of incident radiation of  claim 54 , wherein the system for determining the location of bubbles within the fluid includes a signal processing system that determines the number and location of bubble cavitations in the chamber. 
     
     
         63 . The device for determining the directionality of incident radiation of  claim 54 , wherein the system for determining the location of bubbles within the fluid includes a signal processing system that includes a visual monitoring system that captures real-time bubble formation within fluid volume and determines directionality from major axis of elongated cavitation bubbles. 
     
     
         31 . The device for determining the directionality of incident radiation of  claim 54 , wherein the chamber has a size and shape that allows for the directional detection of radiation that permits down scattering assisted collection of cavitation events in various regions of the chamber.