The proposed development of a self-contained instrumentation system is presented in this document. the system would be capable of making acceleration, pressure or soil stress measurements in severe environments. design goals for the program include a hardened electronics package capable of… More

Pulsed radiation sources (prs) such as blackjact 5 and double eagle can produce copious line x-ray outputs in the few kev range. these x-rays are used to irradiate samples and it is desirable to use as much of the x-ray flux as possible. the sample irradiations, however,are accompanied by unwanted… More

The proposed effort will demonstrate the feasibility of using the piezoelectric polymer polyvinylidene fluoride (pvf[2]) as a low overpressure (1-30psi) time-of-arrival (toa) transducer. a series of shock tube calibration experiments will be performed on existing pvf(2) stress gauges. two different… More

An integral blast pressure amplifier is proposed. after full development, the device will be capable of making air blast measurements in severe environments. design goals include small size, less than 10 cubic inches, hardened to 100 kg and 100 k psi, a bandwidth of 100 khz and setable bridge… More

The objective of this program is to develop a compact, rugged, twelve-channel (minimum) digital data acquisition system capable of measuring and recording shock experiences associated with weapon delivery and use. the system may be modular, but each module must contain four data channels and be no… More

The proposed effort will develop and apply a new experimental approach to measure underwater time resolved shock wave profiles resulting from underwater or surface detonations. explicit data required to describe underwater shock wave effects on targets will be obtained using a recently developed… More

No method currently exists to directly relate device output to the known input necessary for the reliable initiation of the next device in an explosive train. the object of this effort is to develop a technique to provide an electronic system to measure the outputs of explosive devices. the phase i… More

Development and application of a novel concept to measure penetrator induced shock loads in ceramic armor is proposed.explicit time resolved data required to understand penetration phenomenology will be obtained using a new piezoelectric polymer shock gauge. a unique experimental approach combing… More

Ktech proposes to develop optical hopkinson bar pressure gauges for measurement of airblast on underground nuclear events. the bars will be made of single crystal sapphire which has a measured yield strength in excess of 10 gpa. these gauges will have a rise time of about 2 us of data. during phase… More

Hypervelocity gun technology will play a decisive role in the future tactical battlefield. weapons with muzzle velocities of 2.5 to 4kn/s (8,000 to 12,000 ft/s) or greater have potential uses in almost every aspect of warfare. recent advances in pulsed ower technology, specifically the high energy… More

Ktech proposes to perform research and define a program plan for integrating a time domain finite difference electromagnetic solver with a circuit analysis code. The resultant computer code will be able to self consistently solve for the induced voltages and currents on circuit board components for… More

A feasibility study is proposed for an encapsulated, high temporal resolution, broad range piezoelectric polymer stress gauge to measure shock-to-detonation transitions in explosives and propellants. these measurements are key to the development of effective "growth to detonation" models which are a… More

A feasibility study of an EM enhanced kinetic energy penetrator (EME pentrator) for ASAT application is proposed that negates the satellite's functional capabilities while minimizing space debris. The projectile is designed to penetrate the satellite and then generate a high amplitude EMP.… More

A piezoelectric polymer gauge is proposed as a Radiation Output Monitor to characterize and ,Monitor the soft (

The Ktech Team proposes a feasibility study of a fuel/air driven flux compression power unit (FCPU) for electric guns. Through variations of inductance gradients and through changes in scale, the proposed technology will be applicable to both electrothermal/chemical and electromagnetic guns. In… More

A growing number of fire fighters are suffering third degree burns; this has led to questions about the adequacy of thermal protective performance (TPP) measurements for protective clothing. A new heat flux sensor, whose response approximates that of skin, will be developed to provide better… More

As fire protection engineering moves towards the implementation of performance- based fire codes, the use of validated fire models is becoming a necessity. Part of the validation process involves demonstrating model capabilities for predicting key fire environment parameters. One of the key… More

A growing number of fire fighters are suffering third degree burns; this has led to questions about the adequacy of thermal protective performance (TPP) measurements for protective clothing. A new heat flux sensor, whose response approximates that of skin, will be developed to provide better… More

Ktech proposes to develop a HV2A methodology for the assessment of nuclear weapon effects on new materials that are candidates for inclusion in strategic and tactical military systems. The methodology (1) provides an estimate of the system requirements and operation environments for each… More

Present reflex triode design is limited by the dynamic response of the debris shield. Debris shield deformation defines the closest permissible location of the test object and therefore determines the maximum achievable dose. The deformation of the debrisshield can be reduced without sacrificing… More

Development of a low cost technology for applying wear and corrosion resistant coatings onto the internal surface of tank gun barrels is of great importance for high performance and extending the operational lifetime of modern artillery. Currently, achrome plating method is used. However, this… More

Science based assessments of the response of systems and material to hostile nuclear environments require detailed verified material response and failure criteria for confident results. Consequently there is a need for the development of experimentaltechniques to measure low pressure equation of… More

The measurement of the variation of fluence from a Plasma Radiating Source (PRS) with polar angle is critical to the definition of the stimuli acting on an effects experiment using PRS diagnostics because in general experiments and diagnostics view thesource from different angles. The polar angle… More

Present reflex triode (RT) design performance is limited by debris shield response. The shield designs were derived empirically to satisfy specific experiment requirements. Optimizing the RT design will double target dose. Debris shield deformation definesthe closest permissible location of the test… More

Survivable shields are a necessary part of many soft x-ray debris mitigation systems that provide ultra clean test environments for nuclear weapons effects testing. Existing test requirements demand ultra large area survivable shields (12 inch diameter).Existing designs are limited to relatively… More

"Reflex triode bremsstrahlung sources potentially provide warm X-ray sources (20 keV to 500 keV), capable of generating high doses (~10 cal/g gold) over exposure areas of ~20 cm2. This needed capability allows experimental verification of warm X-ray inducedthermomechanical response, SGEMP, and box… More

"Reflex triode bremsstrahlung sources potentially provide warm X-ray sources (20 keV to 500 keV), capable of generating high doses (~10 cal/g gold) over exposure areas of ~20 cm2. This needed capability allows experimental verification of warm X-ray inducedthermomechanical response, SGEMP, and box… More

"Nuclear Weapons Effects Tests (NWET) frequently require that the test article be irradiated in an ultra-clean environment, making survivable shields a necessary part of many debris systems. Survivable shields as large as 12 inches in diameter are requiredbut have yet to be demonstrated in Plasma… More

70509 In order to design survivable inertial fusion energy chamber wall structures and to design the condensing systems which restore the chamber vacuum, it is necessary to develop validated material models that can define X-ray induced impulse, ablation depths, and total ablated mass. … More

"Measurements of fluence from a Plasma Radiation Source (PRS) are critical to the performance of accurate Nuclear Weapon Effects (NWE) experiments. Fast, total stopping calorimeters have been demonstrated to provide a robust, reusable, economic sensor forfluence measurements. However, the output… More

This Small Business Innovation Research Phase I project is focused on improving the material properties of spray formed titanium shapes using the Cold Spray process. Development of new, low-cost methods for direct fabrication of spray formed titanium shapes is critical for many industries and… More

Development of new, low-cost, environmentally friendly, anti-corrosion system to provide passive protection of steel structural features is critical for many industries including ship construction. This problem is especially important in case of protectionof limited spatial areas associated with… More

A phase I program establishing the feasibility of using a diaphragm pressure gauge (DPG) to measure the loads on a survivable shield that is an element of a debris mitigation system for Plasma Radiating Sources (PRS). These loads on a survivable shield have not been measured. DMS performance… More

This Small Business Innovation Research Phase I project proposes to develop a new, low-cost methods for direct fabrication of metal parts at near-net shapes (NNS). This technology is critical for many industries and in particular, for manufacturing parts of expensive metals and alloys such as… More

This program will provide an improved understanding of the effects of atmospheric moisture on hazardous material and define methods to better model these effects in the DTRA HPAC model. The work will evaluate the interaction of moisture and hazardous material in the HPAC model based on two levels of… More

This SBIR proposal is intended to address the experimental development of Shock Wave magnetic flux compression Generators (SWGs) for applications to be used in the US Army's multifunction munitions. The US Army requires high-energy density power supplies that are capable of functioning properly in… More

A non-equilibrium plasma is proposed as a source to generate repetitive high current, electron beams for microwave production in a slow wave structure. Due to the gas environment inside the hollow cathode electrode, the electron beam will generate a plasma channel minimizing beam space-charge… More

Explosive pulsed power is currently being developed for use as single shot power supplies in advanced munitions. These explosive pulsed power devices include Magnetic Flux Compression Generators (FCGs), Ferroelectric Generators (FEGs), and Ferromagnetic Generators (FMGs). With the possible… More

The overall objective of this proposal is to develop the necessary components and to design and build a compact pulsed power system for the Missile Defense Agency that will produce little or no debris when activated. In particular, the energy requirements for the HPM payload appear to require an… More

Our recent developmental efforts have successfully produced the design for a chip slapper with a reduction in the average size (miniaturization), weight and cost of these particular chip slappers. The processes that we have established in the production of this chip slapper have reduced the number… More

The US Army has programs that require very compact explosive drive power supplies. One such power supply is the Flux Compression Generator (FCG). Flux compression generators convert the chemical energy of explosives into electrical energy by compressing an initial magnetic field. A major… More

Design and build compact, pulsed power devices for High Power Microwave (HPM) Payloads for small rockets and/or the Multiple Kill Vehicles (MKVs).The overall requirements for this solicitation are very demanding. Overall, an explosive pulsed power system is required to be able to drive an RF… More

The US Army has programs that require very compact explosive drive power supplies. One such power supply is the Flux Compression Generator (FCG). Flux compression generators convert the chemical energy of explosives into electrical energy by compressing an initial magnetic field. A major advantage… More