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Company Information:

Name: GEOPHEX LTD.
Address: 605 Mercury Street
Raleigh, NC
Located in HUBZone: No
Woman-Owned: No
Minority-Owned: No
Phone: (919) 839-8515

Award Totals:

Program/Phase Award Amount ($) Number of Awards
SBIR Phase I $1,343,168.00 18
SBIR Phase II $7,829,896.00 9
STTR Phase I $99,980.00 1
STTR Phase II $499,016.00 1

Award List:

APPLICATION OF THE AIRBORNE ELECTROMAGNETIC METHOD TO SUBMARINE DETECTION

Award Year / Program / Phase: 1987 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: I j won/anthony routledge
Award Amount: $49,991.00
Abstract:
Geophex, ltd. proposes to develop an airborne electromagnetic (aem) system dedicated to the detection of submarines in the ocean (topic no. n87-22, the dod sbir program, 1987). the aem method has recently emerged as a viable technique for airborne charting of water depth (in excess of perhaps 100… More

DEVELOPMENT OF A PORTABLE ELECTROMAGNETIC SESNOR FOR DETECTING METALLIC OR NONMETALLIC UNDERGROUND STORAGE TANKS

Award Year / Program / Phase: 1989 / SBIR / Phase I
Agency / Branch: DOD / ARMY
Principal Investigator: I J Won
Award Amount: $49,879.00

DEVELOPMENT OF A PORTABLE ELECTROMAGNETIC SESNOR FOR DETECTING METALLIC OR NONMETALLIC UNDERGROUND STORAGE TANKS

Award Year / Program / Phase: 1991 / SBIR / Phase II
Agency / Branch: DOD / ARMY
Principal Investigator: I J Won
Award Amount: $229,796.00
Abstract:
We propose to develop a hand-held electromagnetic sensor for detecting metallic or nonmetallic underground storage tanks (ust's). existing case histories indicate that the sensor should also be able to map the contaminant plumes in the soil, and possibly, free products floating above the ground… More

Development of a Two Stage Bioremediation Technology for Dioxin Contaminated Soils

Award Year / Program / Phase: 1994 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: Andrew M. Dasinger, P.e.
Award Amount: $59,638.00
Abstract:
The compound 2,3,7,8-tetrachlorodibenzodioxin (2,3,7,8-TCDD) has been called the most toxic compound known to man. 2,3,7,8-TCDD is globally distributed but is found in high concentration at many hazardous waste sites associated with the production and use of chlorinated pesticides/herbicides.… More

Wideband, Airborne, Electromagnetic Sensor

Award Year / Program / Phase: 1994 / SBIR / Phase I
Agency: NASA
Principal Investigator: I.J. Won
Award Amount: $69,623.00

INVERSE MODELING OF MULTIFREQUENCY INDUCTION ELECTROMAGNETIC DATA

Award Year / Program / Phase: 1994 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: David W.a. Taylor, Phd
Award Amount: $58,447.00

INVERSE MODELING OF MULTIFREQUENCY INDUCTION ELECTROMAGNETIC DATA

Award Year / Program / Phase: 1995 / SBIR / Phase II
Agency / Branch: DOD / USAF
Principal Investigator: David W.a. Taylor, Phd
Award Amount: $735,252.00
Abstract:
The recent advent of a digital, broadhand, hand-held electromagnetic (em) sensor provides an oppurtunity for a significant advance in rapid and meaningful site characterization for depth ranges and conditions where ground penetrating radar (gpr) is ineffective. this proposal presents a feasibility… More

Wideband, Airborne, Electromagnetic Sensor

Award Year / Program / Phase: 1995 / SBIR / Phase II
Agency: NASA
Principal Investigator: I.J. Won
Award Amount: $597,984.00

Development of an Active, Broadband, Concentric-Coil Electromagnetic (ABCEM) Mine Detector

Award Year / Program / Phase: 1997 / SBIR / Phase I
Agency / Branch: DOD / ARMY
Principal Investigator: Dr. I.j. Won
Award Amount: $99,988.00
Abstract:
We propose developing a new, portable electromagnetic mine detector. Geophex has previously developed and deployed a new generation of electromagnetic sensors that, with additional improvements proposed in this SBIR, has a strong potential to become the most state-of-the-art electromagnetic mine… More

Passive and Active Low-Frequency Electromagnetic Spectroscopy for Airborne Detection of Underground Facilities

Award Year / Program / Phase: 1997 / SBIR / Phase I
Agency: DOE
Principal Investigator: Dr. I. J. Won , Technical Director
Award Amount: $74,988.00
Abstract:
124 Passive and Active Low-Frequency Electromagnetic Spectroscopy for Airborne Detection of Underground Facilities--Geophex, Ltd., 605 Mercury Street, Raleigh, NC 27603-2343; (919) 839-8515 Dr. I. J. Won, Principal Investigator Mr. Steven J. Daib, Business Official DOE Grant No.… More

Role of Iron in the Biodegradation of Fuel Hydrocarbons

Award Year / Program / Phase: 1997 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: Jimmy Kao
Award Amount: $99,966.00
Abstract:
In aquifers contaminated by petroleum hydrocarbons, subsurface microorganisms may use ferric iron as an electron acceptor to oxidize dissolved contaminants after oxygen and nitrate are depleted. The available evidence suggests that iron reduction can have significant effects on contaminant… More

Passive and Active Low-Frequency Electromagnetic Spectroscopy for Airborne Detection of Underground Facilities

Award Year / Program / Phase: 1998 / SBIR / Phase II
Agency: DOE
Principal Investigator: Dr. I. J. Won , Technical Director
Award Amount: $749,058.00
Abstract:
124 Passive and Active Low-Frequency Electromagnetic Spectroscopy for Airborne Detection of Underground Facilities--Geophex, Ltd., 605 Mercury Street, Raleigh, NC 27603-2343; (919) 839-8515 Dr. I. J. Won, Principal Investigator Mr. Steven J. Daib, Business Official DOE Grant No.… More

Broadband Electromagnetic Sensing for the Detection and Discrimation of Buried Unexploded Ordinance

Award Year / Program / Phase: 1998 / SBIR / Phase I
Agency / Branch: DOD / ARMY
Principal Investigator: I. J. Won
Award Amount: $99,920.00
Abstract:
Geophex has prototyped and field-tested a new broadband electromagnetic sensor that has not only proved its detection capabilities but also indicated a tantalizing possibility that it can discriminated targets and, therefore, substantially reduce the false alarm rate. Empirical evidence from the new… More

Broadband Electromagnetic Sensing for Weapons Detection

Award Year / Program / Phase: 1998 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: Dr. I. J. Won
Award Amount: $99,633.00
Abstract:
The interest in detecting hand-carried weapons has significantly increased due to the recent trend toward relaxation of concealed weapons laws. In 1995, the Justice Dept launched a 2.15 million dollar initiative to develop and field-test several concealed weapons detection technologies. The… More

N/A

Award Year / Program / Phase: 1999 / SBIR / Phase II
Agency / Branch: DOD / ARMY
Principal Investigator: I J Won
Award Amount: $749,981.00

Wideband In-Situ Electromagnetic Sensor for Exploring Planetary Subsurface

Award Year / Program / Phase: 2001 / SBIR / Phase I
Agency: NASA
Principal Investigator: I.j. Won, Technical Director
Award Amount: $69,922.00
Abstract:
We propose a new broadband electromagnetic (EM) sensor, called GEM-5 (Figure 1), to measure the electrical conductivity of the first 5-10 m of Martian in-situ geology. The depth of exploration may increase with a higher transmitter power. While the sensor can be used for exploring other planets and… More

Wideband In-Situ Electromagnetic Sensor for Exploring Planetary Subsurface

Award Year / Program / Phase: 2002 / SBIR / Phase I
Agency: NASA
Principal Investigator: I.j. Won, Technical Director
Award Amount: $0.00
Abstract:
We propose a new broadband electromagnetic (EM) sensor, called GEM-5 (Figure 1), to measure the electrical conductivity of the first 5-10 m of Martian in-situ geology. The depth of exploration may increase with a higher transmitter power. While the sensor can be used for exploring other planets and… More

Wideband In-Situ Electromagnetic Sensor for Exploring Planetary Subsurface

Award Year / Program / Phase: 2002 / SBIR / Phase II
Agency: NASA
Principal Investigator: I.j. Won, Technical Director
Award Amount: $599,995.00
Abstract:
We propose a new broadband electromagnetic (EM) sensor, called GEM-5 (Figure 1), to measure the electrical conductivity of the first 5-10 m of Martian in-situ geology. The depth of exploration may increase with a higher transmitter power. While the sensor can be used for exploring other planets and… More

LOCAL BODY COMPOSITION MEASUREMENT BY MAGNETIC INDUCTION

Award Year / Program / Phase: 2002 / SBIR / Phase I
Agency: HHS
Principal Investigator: Stephen J. Norton
Award Amount: $76,559.00
Abstract:
Bioelectric impedance analysis (BIA) is an established technique for measuring body composition, such as body fat and fat-free mass. The BIA method, however, depends sensitively on electrode placement, integrates the tissue impedance over a large volume of the body, andrequires a generic model of… More

Time-Exposure Acoustics for Imaging Underground Structures

Award Year / Program / Phase: 2002 / STTR / Phase I
Agency / Branch: DOD / USAF
Research Institution: University of Oklahoma
Principal Investigator: I j Won, Technical Director
Award Amount: $99,980.00
RI Contact: Alan J. Witten
Abstract:
"We propose to develop a new technique for imaging underground facilities based on the passive monitoring of acoustic emissions from both stationary and moving equipment within such facilities. It is well known that all mechanical devices, such as motors,gears, etc, emit acoustic signals. It is… More

Active Broadband EM Detection and Classification of Buried Naval Mines

Award Year / Program / Phase: 2002 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: I.j. Won, Principal Investigator
Award Amount: $69,964.00
Abstract:
"We propose a new active broadband electromagnetic (EM) sensor to detect and classify naval mines buried in the littoral. The sensor will work like an underwater metal detector, but it will operate at multiple programmable frequencies suitable to a givenlittoral environment. Once it detects a… More

Time-Exposure Acoustics for Imaging Underground Structures

Award Year / Program / Phase: 2003 / STTR / Phase II
Agency / Branch: DOD / USAF
Research Institution: UNIV. OF OKLAHOMA
Principal Investigator: I.j. Won, Geophysicist
Award Amount: $499,016.00
RI Contact: Alan Witten
Abstract:
We propose to further develop a new technique for imaging underground facilities based on the passive monitoring of acoustic emissions from both stationary and moving equipment within such facilities. It is well known that all mechanical devices, such asmotors, gears, etc, emit acoustic signals. It… More

Active Broadband EM Detection and Classification of Buried Naval Mines

Award Year / Program / Phase: 2004 / SBIR / Phase II
Agency / Branch: DOD / NAVY
Principal Investigator: Stephen J. Norton, Physicist
Award Amount: $444,522.00
Abstract:
We propose a new active broadband electromagnetic (EM) sensor to detect and classify naval mines buried in the littoral. The sensor will work like an underwater metal detector, but it will operate at multiple programmable frequencies suitable to a given littoral environment. Once it detects a… More

Aircraft Corrosion Inspection by Electromagnetic Induction Spectroscopy

Award Year / Program / Phase: 2004 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: Stephen J. Norton, Senior Scientist
Award Amount: $97,981.00
Abstract:
This SBIR Phase I proposal will investigate a new methodology known as electromagnetic induction spectroscopy (EMIS) as a means of detecting and characterizing hidden corrosion in multi-layered airframe structures. This technique, in contrast to traditional single-frequency eddy current methods,… More

Portable Near Infrared Technology for Detection of Traumatic Brain Injuries in Operational Environments

Award Year / Program / Phase: 2004 / SBIR / Phase I
Agency / Branch: DOD / OSD
Principal Investigator: Stephen J. Norton, Senior Scientist
Award Amount: $97,981.00
Abstract:
Acute head trauma can cause disability and death without prompt diagnosis and treatment. The methods of choice for such diagnosis are x-ray CT or MRI, but these systems are costly and lack portability. Blood has an electrical conductivity and a dielectric permittivity about 50 to 100% higher than… More

A High Speed Towed Magnetic Array for In-Road Detection of Improvised Explosive Devices Employing Optimized Magnetic Map Differencing

Award Year / Program / Phase: 2007 / SBIR / Phase I
Agency / Branch: DOD / ARMY
Principal Investigator: I. J. Won, Principal Investigator
Award Amount: $69,775.00
Abstract:
This proposal describes an active electromagnetic induction (EMI) sensor array that can operate at a sampling rate of 750Hz, corresponding to 1.4 inches (3.5 cm) in distance at a moving speed of 60 mph. At low frequencies (below a few kHz), an EMI sensor is basically a magnetometer that responds to… More

Wireless Power Transmission with Electromagnetic Inductive Coupling

Award Year / Program / Phase: 2007 / SBIR / Phase I
Agency / Branch: DOD / DARPA
Principal Investigator: Stephen Norton, research physicist
Award Amount: $98,913.00
Abstract:
This project addresses the problem of the wireless transfer of power between a source and nearby mobile platform such as a robotic vehicle. The primary objective of this research will be to design and evaluate, by analysis and computer modeling, an inductively-coupled system consisting of an… More

A High Speed Towed Magnetic Array for In-Road Detection of Improvised Explosive Devices Employing Optimized Magnetic Map Differencing

Award Year / Program / Phase: 2008 / SBIR / Phase II
Agency / Branch: DOD / ARMY
Principal Investigator: I. J. Won, Chief Scientist
Award Amount: $729,603.00
Abstract:
The goal of this project is to design, build, and test an active electromagnetic induction (EMI) sensor array for detecting and characterizing IEDs. At low frequencies (below a few kHz), an EMI sensor is a magnetometer that primarily responds to susceptibility targets (i.e., ferrous objects). The… More

A High Speed Towed Magnetic Array for In-Road Detection of Improvised Explosive Devices Employing Optimized Magnetic Map Differencing

Award Year / Program / Phase: 2008 / SBIR / Phase II
Agency / Branch: DOD / ARMY
Principal Investigator: I.j. Won, Chief Scientist – (919) 839-8515
Award Amount: $2,993,705.00
Abstract:
The goal of this project is to design, build, and test an active electromagnetic induction (EMI) sensor array for detecting and characterizing IEDs. At low frequencies (below a few kHz), an EMI sensor is a magnetometer that primarily responds to susceptibility targets (i.e., ferrous objects). The… More