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Full-Text Articles in Engineering

Multi-Color Cavity Ringdown Based Detection Method And Apparatus, Scott W. Reeve, Susan Davis Allen Aug 2012

Multi-Color Cavity Ringdown Based Detection Method And Apparatus, Scott W. Reeve, Susan Davis Allen

Mechanical Engineering - Daytona Beach

A multi-color cavity ringdown based spectrometer system is housed in a light tight enclosure to detect the presence of trace quantities of gas phase molecules emanating from a subject, explosives, drugs, or hazardous materials. A method is also disclosed for simultaneous real time detection of gas phase molecules emanating from explosives, drugs, hazardous materials, a subject's breath skin or bodily fluid.


Body Limb Movement Limiter, Susan Davis Allen Sep 2010

Body Limb Movement Limiter, Susan Davis Allen

Mechanical Engineering - Daytona Beach

A body limb movement limiter restrains the movement of a person's arm so as to protect the person's shoulder or restrains the movement of a person's lower leg with respect to the upper leg so as to protect the person's knee. The device uses a housing having a reel disposed therein with a tether attached thereto and a shear thickening non-Newtonian fluid disposed within the housing so that the fluid acts on the reel during a payout procedure of the tether. The housing is attached to a strap secured about the torso of the person while the free end of …


Multi-Color Cavity Ringdown Based Detection Method And Apparatus, Scott Reeve, Susan Allen Aug 2010

Multi-Color Cavity Ringdown Based Detection Method And Apparatus, Scott Reeve, Susan Allen

Mechanical Engineering - Daytona Beach

A multi-color cavity ringdown based spectrometer is housed in a light tight enclosure to detect the presence of trace quantities of gas phase molecules emanating from explosives, drugs, or hazardous materials being transported through the enclosure or compounds contained in a patient's breath. A method is also disclosed for detecting gas phase molecules emanating from explosives, drugs, hazardous materials, or a patient's breath.


Body Limb Movement Limiter, Susan Davis Allen Jul 2008

Body Limb Movement Limiter, Susan Davis Allen

Mechanical Engineering - Daytona Beach

A body limb movement limiter restrains the movement of a person's arm so as to protect the person's shoulder or restrains the movement of a person's lower leg with respect to the upper leg so as to protect the person's knee. The device uses a housing having a reel disposed therein with a tether attached thereto and a shear thickening non-Newtonian fluid disposed within the housing so that the fluid acts on the reel during a payout procedure of the tether. The housing is attached to a strap secured about the torso of the person while the free end of …


Apparatus For Removal Of Minute Particles From A Surface Using Thermophoresis To Prevent Particle Redeposition, Susan Davis Allen Nov 2007

Apparatus For Removal Of Minute Particles From A Surface Using Thermophoresis To Prevent Particle Redeposition, Susan Davis Allen

Mechanical Engineering - Daytona Beach

A method and apparatus for removing minute particles from a surface of a sample are provided that prevent redeposition of the particles onto the surface. By combining thermophoresis with laser assisted particle removal (LAPR), the methods and apparatus remove minute particles (for example, micrometer and nanometer sizes) and assure that they will not redeposit.


Method And Apparatus For Removal Of Minute Particles From A Surface Using Thermophoresis To Prevent Particle Redeposition, Susan Davis Allen Oct 2004

Method And Apparatus For Removal Of Minute Particles From A Surface Using Thermophoresis To Prevent Particle Redeposition, Susan Davis Allen

Mechanical Engineering - Daytona Beach

A method and apparatus for removing minute particles from a surface of a sample are provided that prevent redeposition of the particles onto the surface. By combining thermophoresis with laser assisted particle removal (LAPR), the methods and apparatus remove minute particles (for example, micrometer and nanometer sizes) and assure that they will not redeposit.


Method For Producing Conductive Or Insulating Feedthroughs In A Substrate, Janet K. Lumpp, Susan D. Allen Dec 1996

Method For Producing Conductive Or Insulating Feedthroughs In A Substrate, Janet K. Lumpp, Susan D. Allen

Mechanical Engineering - Daytona Beach

A method for producing feedthroughs in a substrate having a front and back surface, wherein the substrate either has a hole or absorbs radiation at a given wavelength. The method includes selecting and intimately bonding a sheet to the back surface of the substrate with an adhesive which is absorptive at the given wavelength. If the substrate has a hole, an exposed area of the sheet is illuminated with laser radiation at the given wavelength and at a power level sufficient to ablate a portion of the sheet behind the exposed area, thereby creating the feedthrough in the substrate. If …


Apparatus And Method Of Fabricating Directional Fiber Optic Taps, Sensors And Other Devices With Variable Angle Output, Susan D. Allen, Changhun Lee Mar 1996

Apparatus And Method Of Fabricating Directional Fiber Optic Taps, Sensors And Other Devices With Variable Angle Output, Susan D. Allen, Changhun Lee

Mechanical Engineering - Daytona Beach

An apparatus and method for fabricating directional fiber optic taps having a variety of output angles. The taps can be used to monitor losses due to misalignment of the fiber or losses due to bending and straining of the fiber. The apparatus and method can also be used to fabricate taps which filter out higher order modes in a fiber. The apparatus and method can also be used to produce taps which can be used in a position or refractive index measuring system.