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Infrared Physics and Technology, ISSN 1350-4495, 11/2014, Volume 67, pp. 432 - 435
We have developed a bandpass infrared interference filter with sufficiently narrow bandwidth to be potentially suitable for tuning a self-stabilizing... 
Interference filters | Infrared spectroscopy | External cavity quantum cascade lasers | Infrared imaging | INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED | OPTICS | Lasers | Beams (radiation) | Bandpass | Wavelengths | Infrared | Interference | Diffraction gratings | Fabry-Perot | Tuning
Journal Article
SCIENTIFIC REPORTS, ISSN 2045-2322, 07/2019, Volume 9, Issue 1, pp. 9578 - 7
Vector-vortex beams, having both phase and polarization singularities, are of great interest for a variety of applications. Generally, such beams are produced... 
CONTINUOUS-WAVE | ORBITAL ANGULAR-MOMENTUM | LASER-BEAM | GENERATION | ENTANGLEMENT | MULTIDISCIPLINARY SCIENCES | Polarization | Lasers | Wavelength
Journal Article
SCIENTIFIC REPORTS, ISSN 2045-2322, 02/2018, Volume 8, Issue 1, pp. 2738 - 8
Ultrafast lasers with tunable parameters in wavelength and time domains are the choice of light source for various applications such as spectroscopy and... 
SATURABLE ABSORBERS | RING LASER | HIGH-ENERGY | MULTIDISCIPLINARY SCIENCES | GRAPHENE | BLACK PHOSPHORUS | GENERATION | ABSORPTION | LOCKING | POLARIZATION | TECHNOLOGY | Spectroscopy | Lasers | Wavelength | Nanotubes | Light sources
Journal Article
Journal of Modern Optics, ISSN 0950-0340, 11/2013, Volume 60, Issue 19, pp. 1607 - 1611
A thermally tunable random laser in dye-doped liquid crystals (DDLCs) is reported. The gain medium of PM597 dye-doped E7 nematic LC is injected into a glass... 
multiple scattering | thermal effects | liquid crystal | random laser | Random laser | Liquid crystal | Multiple scattering | Thermal effects | OPTICS | Nanoparticles | Dyes | Wavelengths | Lasers | Scattering | Lasing | Liquid crystals | Gain
Journal Article
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 9/2013, Volume 8924, pp. 89241F - 89241F-4
An acoustic emission (AE) linear location system is proposed, which employs fiber Bragg gratings (FBGs) as AE sensors. It is demonstrated that the FBG... 
Acoustic emission (AE) linear location | Threshold analysis | Fiber Bragg gratings (FBGs) | Gabor wavelet transform (WT) | Wavelet transforms | Gratings (spectra) | Wavelengths | Lasers | Interrogation | Acoustic emission | Diffraction gratings | Sensors
Conference Proceeding
Molecular Crystals and Liquid Crystals, ISSN 1542-1406, 06/2011, Volume 542, Issue 1, pp. 221/[743] - 226/[748]
For cholesteric liquid crystals (CLC) based on azoxy nematic ZhK-440 and cholesterol esters, variation of selective reflection band maximum with temperature... 
nematic-cholesteric mixture | lasing spectra | selective reflection | fluorescence quantum yield | Dye-doped | MATERIALS SCIENCE, MULTIDISCIPLINARY | LIQUID-CRYSTALS | CRYSTALLOGRAPHY | CHEMISTRY, MULTIDISCIPLINARY | Dyes | Wavelengths | Crystals | Fluorescence | Esters | Lasing | Reflection | Nematic
Journal Article
Jpn J Appl Phys, ISSN 0021-4922, 7/2011, Volume 50, Issue 7, pp. 072702 - 072702-4
We report the improvement in the slope efficiency of tunable single-mode cholesteric liquid crystal (ChLC) lasers with a three-layered structure. The device... 
PHYSICS, APPLIED | DYES | EMISSION | WAVELENGTH
Journal Article
Nanomaterials, ISSN 2079-4991, 11/2017, Volume 7, Issue 11, p. 392
A sphere phase liquid crystal (SPLC) composed of three-dimensional twist structures with disclinations among them exists between isotropic phase and blue phase... 
Lasers and laser optics | Liquid crystal | Sphere phase | Materials | materials | MATERIALS SCIENCE, MULTIDISCIPLINARY | lasers and laser optics | NANOSCIENCE & NANOTECHNOLOGY | sphere phase | LASER-EMISSION | PHOTONIC BAND-GAP | liquid crystal | Disclinations | Lasers | Crystals | Lasing | Polymers | Liquid crystals | Thermal stability | Wavelength | Crystal structure
Journal Article
IEEE Photonics Journal, ISSN 1943-0655, 06/2015, Volume 7, Issue 3, pp. 1 - 8
Journal Article
IEEE Journal of Selected Topics in Quantum Electronics, ISSN 1077-260X, 06/1997, Volume 3, Issue 3, pp. 960 - 967
Design and fabrication of the first 1.55-/spl mu/m wavelength tunable electroabsorption modulated laser integrated with a bent waveguide distributed-feedback... 
Tunable circuits and devices | Waveguide lasers | Wavelength division multiplexing | Optical modulation | Intensity modulation | Coatings | Laser tuning | Continuous phase modulation | Optical packet switching | Pump lasers | DISTRIBUTED-FEEDBACK LASERS | MODE-OPERATION | OPTICS | GROWTH | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
Physical Review Letters, ISSN 0031-9007, 02/2001, Volume 86, Issue 9, pp. 1892 - 1895
Recent theoretical studies and experimental demonstrations have shown the possibility of using chaos for the encryption of message signals in communication... 
CHAOTIC CIRCUIT | SYNCHRONIZATION | PHYSICS, MULTIDISCIPLINARY | WAVELENGTH | TUNABLE LASER-DIODE | DYNAMICS | SIGNALS
Journal Article
Quantum Electronics, ISSN 1063-7818, 08/2010, Volume 40, Issue 6, pp. 471 - 474
Journal Article
Polymer Journal, ISSN 0032-3896, 06/2013, Volume 45, Issue 6, pp. 579 - 593
Journal Article
Applied Physics Letters, ISSN 0003-6951, 03/2010, Volume 96, Issue 11, pp. 111105 - 111105-3
Journal Article
Optical Engineering, ISSN 0091-3286, 4/2013, Volume 52, Issue 4, pp. 044003 - 044003
A widely tunable optical filter was designed and demonstrated by configuring two spatially distributed cholesteric liquid crystals (LCs) in a reflection mode,... 
cholesteric liquid crystal | variable bandwidth | tunable optical filter | PHASES | TEMPERATURE-DEPENDENCE | LASER | OPTICS | Optical filters | Band spectra | Wavelengths | Color | Cholesteric liquid crystals | Reflection | Spectra | Tuning
Journal Article
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 2/2018, Volume 10511, pp. 105111X - 105111X-7
A continuous-wave dual-wavelength operation of an Alexandrite laser was demonstrated. The oscillator produced 870 mW of average output power for 5W of incident... 
birefringence | tunable lasers | Alexandrite | dual-wavelength
Conference Proceeding
Optical Engineering, ISSN 0091-3286, 1/2015, Volume 54, Issue 1, pp. 015106 - 015106
A tunable optoelectronic oscillator (OEO), which employs an all-optical microwave photonic filter (MPF) consisting of two laser sources (LD1 and LD2), an... 
microwave photonic filter | microwave generation | chirped fiber Bragg grating | optoelectronic oscillator | UP-CONVERSION | DISPERSION | SIGNALS | GENERATION | OPTICS | Optical fibers | Optoelectronics | Wavelengths | Lasers | Electronics | Microwave photonics | Microwaves | Oscillators | Modulators
Journal Article
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