Search Results - "Optical Society"
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Pulsed ultrasound modulated optical tomography with harmonic lock-in holography detection
Published 2013“…Furthermore, the method can be revised to detect the nonlinear US modulated signal by locking at the second harmonic US frequency. © 2013 Optical Society of America…”
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Applying anatomical optical coherence tomography to quantitative 3D imaging of the lower airway
Published 2008“…The paper also illustrates the capability of the system to assess the real-time dynamic changes within the airway that occur during respiration. © 2008 Optical Society of America.…”
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Active polarisation control of a quantum cascade laser using tuneable birefringence in waveguides
Published 2013“…With the quantum cascade lasers operating above threshold we demonstrated polarisation control of the output. © 2013 Optical Society of America.…”
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Opto-VLSI-based photonic true-time delay architecture for broadband adaptive nulling in phased array antennas
Published 2009“…Experimental results are presented, which demonstrate the principle of the true-time delay unit through the generation of 5 arbitrary true-time delays of up to 2.5 ns each. © 2009 Optical Society of America.…”
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Respiratory gating of Anatomical optical coherence tomography images of the human airway
Published 2009“…It is shown that respiratory gating can substantially improve the quality of aOCT images and reveal events and features that are otherwise obscured by blurring. © 2009 Optical Society of America.…”
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Excitability and optical pulse generation in semiconductor lasers driven by resonant tunneling diode photo-detectors
Published 2013“…The high-speed excitable response capabilities are promising for neurally inspired information applications in photonics. © 2013 Optical Society of America.…”
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Novel broadband reconfigurable optical add-drop multiplexer employing custom fiber arrays and Opto-VLSI processors
Published 2008“…Experimental results show that the ROADM structure can attain an average add, drop/thru insertion loss of 5.5 dB and a uniformity of 0.3 dB over a wide bandwidth from 1524 nm to 1576 nm, and a drop/thru crosstalk level as small as -40 dB. © 2008 Optical Society of America.…”
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Diurnal variations of the optical properties of phytoplankton in a laboratory experiment and their implication for using inherent optical properties to measure biomass
Published 2018“…© 2018 Optical Society of America Diurnal variations of phytoplankton size distributions, chlorophyll, carbon and nitrogen content, in vivo fluorescence and associated optical absorption and scattering properties were observed in the laboratory to help understand in situ and spatial observations. …”
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Optical wireless links with enhanced linearity and selectivity [Invited]
Published 2005“…Reduction of distortion by 40 dB and improvement in sensitivity of 20-30 dB is possible, using the techniques described. © 2005 Optical Society of America.…”
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High frequency optoelectronic oscillators based on the optical feedback of semiconductor mode-locked laser diodes
Published 2012“…Using this method, we achieve a record low radio frequency linewidth of 192 Hz for any high frequency (>1 GHz) passively mode-locked laser to date (to the best of the authors' knowledge), making it promising for the development of high frequency optoelectronic oscillators. © 2012 Optical Society of America.…”
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Pulsed ultrasound modulated optical tomography utilizing the harmonic response of lock-in detection
Published 2013“…Modification to pulse inversion mode enables the second harmonic US modulation due to nonlinear US propagation to be detected. © 2013 Optical Society of America OCIS codes: (110.6150) Speckle imaging; (110.0113) Imaging through turbid media.…”
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Low threshold characteristics of an L-band Brillouin-erbium comb fiber laser in a linear cavity
Published 2006“…Consequently, it has been found that there is a limited range for the Brillouin pump wavelength to achieve a lasing condition in the laser cavity. (c) 2006 Optical Society of America. …”
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