We propose to design and implement a novel field portable THz detector for examining vehicle armor panel and body armor based on the high frequency (0.5-10 THz) and high power THz source and a commercial high resolution focal-plane array (FPA) camera. The crucial high frequency THz source will have… More

High energy laser can provide a tremendous benefit to the army for area protection against rockets, artillery, and mortars (RAM). There is concern about high energy laser systems potentially causing collateral eye damage due to scattering off of target surfaces. We propose to develop innovative high… More

We propose to develop a fiber-based, high power, narrow linewidth, and tunable THz source to implement a novel THz spectroscopy system by leveraging our proprietary fiber laser technology. This proposed high power fiber-based THz source will be generated by using a nonlinear crystal based on… More

In this proposal, we propose to demonstrate and build a widely tunable, low phase noise, narrow linewidth, single frequency fiber laser by developing an innovative Er/Yb-co-doped polarization maintaining (PM) single mode fiber. Such a fiber laser is needed for advanced fiber optical towed array… More

The Department of Energy has identified a need for a single-polarization, mode-locked, high-power, 2-micron fiber laser for an advanced laser electron accelerator. The 2-micron laser wavelength would allow for both larger accelerator dimensions and the acceleration of more charge, compared to the… More

A low-cost fiber-based octave-spanning frequency comb system operating in the mid-IR region is proposed, which is based on femtosecond-Tm-fiber-laser-pumped supercontinuum generation in a mid-IR-transmitting dispersion-engineered fiber. An all-fiber femtosecond mode-locked Tm-doped fiber laser at 2… More

Accurate measurement of atmospheric parameters with high resolution needs advanced lasers. In this SBIR program we propose to develop innovative Q-switched high power 2-micron fiber laser with pulse energy greater than 10mJ, repetition rate of 10Hz to 1KHz, and pulse duration of 200ns using… More

A GHz-rate phase-stabilized fiber-laser frequency comb system is proposed to be used as a light source for coherent Fourier transform spectroscopy. The system will be developed based on our proprietary glass/fiber technology, which features a low-cost, robust, highly stable, mid-infrared light… More

High energy laser can provide a tremendous benefit to the army for area protection against rockets, artillery, and mortars (RAM). There is concern about high energy laser systems potentially causing collateral eye damage due to scattering off of target surfaces. We propose to develop innovative high… More

The DOE needs a single-polarization mode-locked high-power 2-micron fiber laser for an advanced laser electron accelerator. The 2-micron laser wavelength allows for larger accelerator dimensions and the acceleration of more charge, compared to the 0.8 micron Ti:Sapphire laser. The other advantage… More

The DOE needs long-wave infrared transmitting optical fiber to support remote sensing systems for the detection of nuclear proliferation activities. This project will develop a new class of advanced infrared, transparent, single mode fibers having propagation loss less than 3 dB/m in the 8-12… More

Future NASA flight missions are considering passive wavefront and amplitude control in astronomical applications such as the search for exo-planets. NASA's Discovery mission proposal called out the need for a coherent 2-dimensional array of fiber bundles for this application. In this SBIR proposal… More

Accurate measurement of atmospheric parameters with high resolution needs advanced lasers. In this SBIR program we propose to develop innovative Q-switched high power 2.05micron fiber laser with pulse energy greater than 10mJ, repetition rate of 10Hz to 1KHz, and pulse duration of 200ns using our… More

The GHz-rate phase-stabilized fiber-laser frequency comb system is proposed to be used as a light source for coherent Fourier transform spectroscopy. The system will be developed based on our proprietary glass/fiber technology, which features a low-cost, robust, highly stable, mid-infrared light… More

High power fiber lasers have made significant progress in last several years. Fiber laser operating in the 1.9-2.1micron wavelength regimes have achieved operating powers approaching 1kW. Such fiber lasers have great potential in the areas of laser radar, remote sensing, medicine, and infrared (IR)… More

An all-fiber mid-infrared laser source offers many unique features that are key to next-generation infrared countermeasure systems. We propose a low-cost all-fiber mid-infrared light source operating in 2-5 micron wavelength range with ~1000watt average output power, based on our proprietary… More

High spatial resolution infrared imaging fiber bundles are needed to spatially analyze combustion processes accessible only by probe penetrations into high pressure and/or high temperature regions such as turbine combustors and afterburners. Specialized infrared fibers including chalcogenide and… More

High power fiber lasers have made significant progress in last several years. Several kW of output power has been demonstrated, which enables a wide range of new applications from laser welding, laser cutting, and laser drilling to military defense. While high power fiber lasers have been… More

High power fiber lasers have made significant progress in the last several years. Ten kW of diffraction-limited output power at 1 micron from one single mode fiber has been demonstrated. Department of Defense (DoD) needs 100s of kW for missile defense as well as for protection against rockets,… More

Based on our proprietary fiber technology and extensive experience in fiber laser development, a new single-frequency 2Â?Ým fiber laser source will be developed. The source includes advanced frequency-locking schemes for both center-line locking and offset-frequency locking, so as to address the… More

In this proposal, we propose to demonstrate and build a widely tunable, narrow linewidth, single frequency fiber laser by developing an innovative Er/Yb-co-doped single mode fiber. Such a fiber laser is needed for coherent lidar and interferometric fiber sensing. In Phase I, we will design and… More

There is an urgent need to develop a new high-energy 2m ultrafast fiber laser system in order to achieve the optimized efficiency of the ESASE process, which is beneficial in areas ranging from atomic and molecular sciences to chemical, materials, and biological studies. To reach the mid-IR… More

ABSTRACT: High power fiber lasers have made significant progress in last several years. Several kW of output power has been demonstrated, which enables a wide range of new applications from laser welding, laser cutting, and laser drilling to military defense. While high power fiber lasers have been… More

High power fiber lasers have made significant progress in the last several years. Ten kW of diffraction-limited output power at 1 micron from one single mode fiber has been demonstrated. Department of Defense (DoD) needs 100s of kW for missile defense as well as for protection against rockets,… More