crystal growth

We are experts in crystal growth and detector development, providing zone refined Germanium ingots, detector grade Germanium crystals and detectors worldwide. We provide advanced radiation technology and solutions, including radiation measurement and safety consultation.

detector developmentzone refining

Astral Materials is a company that uses microgravity as a manufacturing tool to produce materials that cannot be made on Earth. It is developing a proprietary microgravity crystal growth furnace and plans parabolic and orbital missions to manufacture materials such as ultra-high quality silicon on-orbit for applications like photonics and quantum computing. The company works with private companies, academics, and government, and has received a NASA TechLeap Prize in partnership with SpaceWorks Enterprises and a Phase II NASA SBIR Ignite award.

furnace operation in microgravitymicrogravity manufacturingon-orbit manufacturingsemiconductor melt and recrystallization

AXT, Inc. (NASDAQ: AXTI) is a material science company that develops and manufactures high-performance compound and single element semiconductor wafer substrates comprising indium phosphide (InP), gallium arsenide (GaAs), and germanium (Ge). Founded in 1986 and publicly listed since 1998, AXT pioneered the Vertical Gradient Freeze (VGF) crystal growth technique. It is headquartered in Fremont, California, with manufacturing through its wholly-owned subsidiary Tongmei in China.

ISO 9001 and IATF 16949 certified processesVertical Gradient Freeze (VGF) crystal growthwafer processing

Bhawin Technologies LLC is a U.S.-based advanced materials research and manufacturing company located in Ann Arbor, Michigan. It operates a full-service testing laboratory specializing in optical ceramics, nanopowder synthesis, crystal growth, electro-optic materials, advanced energy technologies, cosmetics, pharma products, and concrete. Its laboratories support government, defense, aerospace, and industrial research programs including SBIR-funded technology development.

analytical analysisbattery cell assemblybattery testingcorrosion testingfailure analysisnanomaterials synthesispowder characterizationprototype to commercializationSBIR/STTR grants

Brimrose Corporation of America is a designer, manufacturer, and custom builder of ruggedized acousto-optic components, near-infrared (NIR) spectrometers, and AOTF hyperspectral imagers. Founded in 1980 by Dr. Ronald Rosemeier, the company is headquartered in Hunt Valley, Maryland, and manufactures all products in the United States, including crystal growth. Its AOTF technology has been recognized worldwide for over 40 years.

acousto-optic device design and manufacturingcustom buildinghyperspectral imagingmachining for prototypesNIR spectrometer manufacturingresearch and development

CapeSym, Inc., founded in 1992 as Cape Simulations, is a company based in Natick, MA, USA, offering novel technical crystals for nuclear detection, including SrI2(Eu), CLYC(Ce), LaBr3(Ce,Sr) and Perovskite scintillators, and CsPbBr3, TlBr, CdZnTe and Perovskite semiconductors. It also offers SYMMIC thermal analysis software, materials characterization, and engineering consulting services. It is ISO 9001:2015 certified.

BridgmanCzochralskiFloat ZoneHall measurementMaterials ProcessingMonte Carlo simulationsreactive atmosphere purificationthermo-fluid transport simulationsthin and thick film applicationTravelling Heater MethodX-ray Diffraction

Dynasil is a multinational corporation headquartered in the US focused on cutting-edge research and commercial product development and sales in photonics. It serves customers through its companies Hilger Crystals and Radiation Monitoring Devices (RMD), which produce and sell synthetic crystals, scintillators, detectors, and arrays for a worldwide market. Manufacturing facilities in Massachusetts and Margate (UK) provide nearly 60,000 sq. ft. of research and manufacturing space.

engineering and manufacturinghigh-volume commercial productionprototype developmentresearch and developmentthin film coatings

Exciting Technology is a supplier of short-range free space lasercom, LiDARs for specific applications, and optical beam steering capabilities. Based out of the University of Dayton, it was founded by Dr. Paul McManamon in 2008. The company has been awarded eleven research and funding projects within the past six years ranging from Beam Steering, Laser Vibrometry, and Crystal Growth, and has four pending patents.

beam steeringlasercomlaser vibrometryLiDAR

GAMDAN Optics, Inc. is a U.S. manufacturer of custom-made nonlinear optical and laser crystals, founded by Dr. Sitai Lin and incorporated in 2006, based in San Jose, California. The company grows and fabricates crystals such as LBO, BBO, KTP, KGW, and custom doped YVO4, offering turn-key solutions combining crystal fabrication, precision polishing, optical coatings, testing, and quality assurance for OEM laser production.

crystal fabricationnanostructured surface etchingoptical coatingsprecision polishingquality assurancetestingvacuum deposition coating

Hamamatsu Photonics develops and manufactures photonic technologies including optical sensors and components, cameras, light and radiation sources, lasers, and customized solutions. Its mission is to advance science and industry through photonic technologies, and it serves fields such as life science, medical systems, semiconductor manufacturing, and high-energy physics research.

image sensor manufacturinglaser diode developmentoptical system development and prototypingprocess technology

Established in 2001, HexaTech, Inc. is a world leader in the development and commercialization of aluminum nitride (AlN), a wide bandgap semiconductor material. HexaTech has developed a proprietary crystal growth process yielding single crystalline AlN boules used to fabricate AlN substrates and wafers for III-nitride devices. In March 2020, Stanley Electric Co., Ltd. acquired HexaTech, which now operates as a Stanley Electric Group company.

commercializationsemiconductor material developmentsubstrate fabrication