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An additive manufacturing technology for the fabrication and characterization of nuclear reactor fuel

Company: Free Form Fibers Agency/Program/Year/Phase: DOE / SBIR / 2014 / 1
Abstract: … fuels. The proposed project is made possible by the confluence of advances in additive micro-fabrication that would not only transform TRISO fuel fabrication from batch to continuous manufacturing, but would also embed them in high temperature and radiation resistant … more

Reliability of Commercially Available and State-of-the-Art SiC MOSFETs Under Gate Stress and Body Diode Stress

Company: Arkansas Power Electronics International, Inc. Agency/Program/Year/Phase: DOE / SBIR / 2014 / 1
Abstract: An ideal transistor from a circuit designers standpoint consists of an ultra-low on-resistance, majority carrier switching, low gate current drive, and normally-off design. These features are inherent in the silicon carbide (SiC) power MOSFET, with the small… more

High Temperature (300c) Silicon Carbide (SiC)-Based Integrated Gate Drivers for Wide Bandgap Power Devices

Company: Arkansas Power Electronics International, Inc. Agency/Program/Year/Phase: DOE / SBIR / 2014 / 2
Abstract: In this Phase II proposal, APEI, Inc. will continue development of its patented high temperature gate driver technology, enabling the next generation of high-efficiency, high power density converters. At the conclusion of Phase II, APEI, Inc. will have designed, fabricated, and tested a high… more

Silicon Carbide MOSFET-based Full-Bridge for Fusion Science Applications

Company: Eagle Harbor Technologies, Inc. Agency/Program/Year/Phase: DOE / SBIR / 2014 / 1
Abstract: Switching power amplifiers (SPAs) have a wide variety of applications within the fusion science community, including feedback and control systems for dynamic plasma stabilization in tokamaks, inductive and arc plasma sources, Radio Frequency (RF) helicity and flux injection, RF plasma… more

CMC Matrices Enabling Long Operational Lifetimes at Temperatures Above 2700°F

Company: Physical Sciences Inc. Agency/Program/Year/Phase: DOD / SBIR / 2014 / 1
Abstract: Silicon Carbide based ceramic matrix composites (CMCs) offer the potential to fundamentally change the design and manufacture of gas turbines to significantly increase performance and fuel efficiency over current metal-based designs. Physical Sciences Inc.… more

Bonding of Impermeable SiC Ceramic Nuclear Reactor Components

Company: Physical Sciences Inc. Agency/Program/Year/Phase: DOE / SBIR / 2014 / 1
Abstract: The high temperature operation of Generation IV nuclear systems will require silicon carbide ceramic composites in the reactor core to minimize operational costs and enhance safety. Currently, no ceramic composite fabrication method has been successfully… more

High Strength, Oxidation Resistant Fuel Claddings for Improved Accident Tolerance

Company: Plasma Processes LLC. Agency/Program/Year/Phase: DOE / SBIR / 2014 / 1
Abstract: … plant highlight the need for enhanced accident tolerance. Of particular concern is the overheating of standard zirconium alloy cladding material in a loss of coolant accident (LOCA). One of the leading, high-risk/high-reward candidates for future claddings is a silicon … more

Efficient Manufacturing of Low Defect Density SiC Substrates using a Novel Defect Capped Planarization Assisted Growth (DC-PAG) Method

Company: Sinmat Inc Agency/Program/Year/Phase: DOD / SBIR / 2014 / 2
Abstract: ABSTRACT: Silicon carbide based power devices has several advantages because it can be used in very high power, high temperature, high frequency applications, where conventional silicon devices cannot be used. Despite significant advancement in SiC… more

Advanced Reusable Mandrel for Ceramic Cladding Fabrication

Company: Ceramic Tubular Products Agency/Program/Year/Phase: DOE / SBIR / 2014 / 1
Abstract: The use of advanced ceramic materials, such as silicon carbide, for light water reactor fuel cladding is being investigated, in part due to the increased safety margin afforded by this technology over conventional zircaloy metallic claddings. In light of… more

SiC for Nuclear Parts

Company: Materials Modification Inc Agency/Program/Year/Phase: DOE / SBIR / 2014 / 1
Abstract: … is useful in such applications because of its high melting point (2730 C), low specific weight (3.21 g/cm3), excellent mechanical strength ( & gt;600 MPa) and elastic modulus ( & gt;400 GPa), and a high thermal conductivity (490 W/m-K). Monolithic silicon … more

Robust 2700 F MC/C Fiber Reinforced Matrices for Turbine Engines

Company: Advanced Ceramic Fibers, LLC Agency/Program/Year/Phase: DOD / SBIR / 2014 / 1
Abstract: Advanced Ceramic Fibers, LLC has developed a transformational enabling fiber technology for use in UHT turbine engines - alpha silicon carbide/carbon based fibers - with capability above Navy"s goal of 2700 F. Our turbine engine OEM and aerospace team… more

SBIR Phase I: Designing an Immune System Response Into High-Temperature Ceramic Matrix Composite Materials (CMC)

Company: Free Form Fibers Agency/Program/Year/Phase: NSF / SBIR / 2013 / 1
Abstract: This Small Business Innovation Research Phase I project is designed to evaluate a novel interphase nanocoating designed for Silicon Carbide (SiC) fibers, which is intended to behave as a biomimetic immune system for high-temperature Ceramic Matrix Composites… more

High Temperature (300 °C) Silicon Carbide (SiC)-Based Integrated Gate Drivers for Wide Bandgap Power Devices

Company: Arkansas Power Electronics International, Inc. Agency/Program/Year/Phase: DOE / SBIR / 2013 / 1
Abstract: SiC power semiconductors have the capability of greatly outperforming Si-based power devices. Smaller switching and on-state losses coupled with higher voltage blocking capability, and especially its high operating temperature make SiC the ideal semiconductor for high performance, high power density… more

Compact , High-Power Density, High-Voltage Silicon Carbide (SiC) Based Solid-State Circuit Protection Device (SSCPD) Incorporating Advanced Power Pack

Company: Arkansas Power Electronics International, Inc. Agency/Program/Year/Phase: DOD / SBIR / 2013 / 1
Abstract: This SBIR Phase I project seeks to develop an advanced, flexible, robust, high-power density, high-voltage (600 V), solid-state circuit protection device (SSCPD) through the incorporation of silicon carbide (SiC) device technology, the implementation of… more

Intelligent, Fault Tolerant and Robust Silicon Carbide based Power Management Unit for Aircraft Applications

Company: Arkansas Power Electronics International, Inc. Agency/Program/Year/Phase: DOD / SBIR / 2013 / 2
Abstract: Arkansas Power Electronics International, Inc. (APEI, Inc.), and Moog, Inc. have allied to form a team devoted to the development of an intelligent, multi-channel, highly-miniaturized, high-temperature, Silicon Carbide (SiC) based Solid-State Energy… more

Extreme Environment Circuit Blocks for Spacecraft Power&Propulsion System&Other High Reliability Applications

Company: Chronos Technology (Div. of FMI, Inc.) Agency/Program/Year/Phase: NASA / SBIR / 2013 / 1
Abstract: …gy (the R & D division of Frequency Management International, FMI) proposes to deliver a comprehensive, and fully investigated & validated feasibility study (in Phase 1) for a novel approach leading to design & fabrication of extreme Environment Silicon … more

Benzoxazine Matrix Composite Bearing Materials for Arresting Gear Components

Company: Composite Technology Development, Inc. Agency/Program/Year/Phase: DOD / SBIR / 2013 / 1
Abstract: … bearing material comprised of either glass or carbon reinforcing fibers and a benzoxazine resin chemistry in place of the current phenolic resin to replace the current cotton/phenolic composite bearing material. Nano-scale additives such as clays, silica, silicon … more

Computer Aided Design Platform for Silicon Carbide Power Electronics

Company: CoolCAD Electronics Agency/Program/Year/Phase: DOD / SBIR / 2013 / 2
Abstract: Silicon Carbide (SiC) electronics has the potential for revolutionizing the high temperature high power electronics industry. There is a strong need for tools and models for circuit design using the new SiC power devices that are coming to market. Our work in… more

Thermal Interface Materials for Power System Components

Company: General Nano LLC Agency/Program/Year/Phase: DOD / SBIR / 2013 / 1
Abstract: ABSTRACT: Improving heat transfer and enhancing mechanical compliance at interfaces has significant impact on military and commercial applications. For example, silicon carbide power electronics operate at much higher temperatures (~250 oC) than their… more

Silicon Carbide Quasi-Bipolar Junction Transistor (QBJT)-Based boost converter platform for up-tower wind applications

Company: GeneSiC Semiconductor Inc. Agency/Program/Year/Phase: DOE / SBIR / 2013 / 1
Abstract: SiC power electronics are ideally suited for reducing the size and weight of power electronics systems that are used in wind power converters. Present power electronics systems require large transformers which operate a modest frequencies that prevents their use on top of the turbine tower. The… more

Ceramic Matrix Composites for Concentrating Solar Power Receivers

Company: Hyper-Therm High-Temperature Composites, Agency/Program/Year/Phase: DOE / SBIR / 2013 / 1
Abstract: …, relatively high modulus ceramic fiber reinforcement within a ceramic matrix produces a material with significantly greater toughness, flaw insensitivity, and strain capability than a monolith, while maintaining high-temperature refractory capabilities. Silicon carbide… more

Ultra-Lightweight and Low-Cost Space Telescope Mirrors using CFRP Composites

Company: Composite Mirror Applications, Inc. Agency/Program/Year/Phase: DOD / SBIR / 2013 / 2
Abstract: ABSTRACT: The current designs of telescopes for space borne applications use monolithic glass, beryllium, or silicon-carbide optics. With the existing optical technology, it is increasingly difficult or impossible to meet the new goals and requirements of AF, ORS, and other… more

FLAAT Growth Technology for Low Cost Thick High Quality GaN on Thin 8 Sapphir

Company: Kyma Technologies, Inc. Agency/Program/Year/Phase: DOE / SBIR / 2013 / 1
Abstract: … billion in size as markets mature for GaN power devices, solid state lighting, and hundreds of other new applications. Even with this remarkable forecast, GaN epitaxy is still produced primarily on foreign (non-GaN) substrates, typically sapphire, silicon, or silicon … more

High Temperature SiC/SiC CMCs Tailored for Nuclear Environments

Company: Edward Pope Dr dba MATECH Agency/Program/Year/Phase: DOE / SBIR / 2013 / 2
Abstract: … non-metallic material candidate to allow these new reactor designs to come to fruition. This DOE Phase II SBIR seeks to demonstrate high purity, stoichiometric SiC/SiC CMC components made with commercially available SiC fiber and USAs first low cost, stoichiometric silicon … more

Composite Single Crystal Silicon Scan Mirror Substrates

Company: ONYX OPTICS, INC. Agency/Program/Year/Phase: NASA / SBIR / 2013 / 1
Abstract: … process, Onyx Optics proposes to develop a technique that is based on electrolytic in-process dressing (ELID) of grinding wheels of decreasing diamond grain sizes. The process is generally applicable to ductile grinding of hard materials such as glass, sapphire, silicon … more