Outcoupling, scattering and imaging the probe pulse
PHIPS–HALO: the airborne Particle Habit Imaging and Polar Scattering probe – Part 1: Design and operation
... by scattering sunlight and absorb- ing heat radiation from the earth, it is necessary to investi- gate the optical and microphysical properties of cloud par- ticles particularly in ...single scattering ...
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First correlated measurements of the shape and light scattering properties of cloud particles using the new Particle Habit Imaging and Polar Scattering (PHIPS) probe
... The injection periods of supercooled water droplets are clearly visible by an increase of the total water content. Meanwhile, the emerging ice cloud reduced the interstitial water vapor content and confined the ...
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PHIPS-HALO: the airborne particle habit imaging and polar scattering probe – Part 2: Characterization and first results
... outlet. Scattering data of the droplets was acquired for a short period before the setup was switched to the next ...connected scattering channel (n) and in the neighboring channels (n ± 1) is shown and ...
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A new paramagnetically shifted imaging probe for MRI.
... an imaging spectral width (SW) is defined (which, with the choice of imag- ing matrix size determines the minimum TE), the scan should be collected at the shortest available TR under Ernst angle conditions ...the ...
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A Movable Thomson Scattering System Based on Optical Fibers (TS-Probe)
... high-energy pulse lasers, and precise laser beam alignment is often ...Langmuir probe, to a desired position around a plasma without requiring laser beam ...
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Ultrasound-mediated Optical Imaging and Focusing in Scattering Media
... continuously scanned the TRUE focus by translating the ultrasonic pulse position in ∆x = 5 µm steps, which are less than the 70 µm focal width of the ultrasonic transducer. Images of the TRUE focus formed by the ...
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Particle-in-Cell Simulation of the Measurement of Laser Wakefields with Raman Scattering of Probe Laser Light
... laser pulse is injected into an underdense plasma, the laser ponderomotive force expels electrons longitudi- ...laser pulse passes, large amplitude plasma waves of strong charge-separation electric fields ...
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Rapid broadband characterization of scattering medium using hyperspectral imaging
... 2019 Scattering of a coherent ultrashort pulse of light by a disordered medium results in a complex spatiotemporal speckle ...the pulse through the ...the pulse based on a hyperspectral ...
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Noncontact imaging photoplethysmography to effectively access pulse rate variability
... LED probe was attached to the target area with double-sided adhesive tape during image acquisition, pro- viding a clear and reliable reference signal for easy comparison with iPPG signals during ...
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Selective Excitation of Two pulse Femtosecond Coherent Anti Stokes Raman Scattering in a Mixture
... and probe pulses are strongly ...Raman scattering (CARS) in a mixture of dibromomethane (CH 2 Br 2 ) and chloroform (CHCl 3 ) by shaping femtosec- ond laser pulse based on genetic algorithm, the CARS ...
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Mapping Sentinel Lymph Node Metastasis by Dual-probe Optical Imaging
... resonance imaging (MRI) could identify small nodal metastases in patients with prostate ...optical imaging provides more convenient setup for mapping ...and scattering of photons will be overcome to ...
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A genetically encoded fluorescent probe for imaging of oxygenation gradients in living Drosophila
... a pulse of Timer expression in Drosophila larvae provides a record of the history of tissue oxygenation during a subsequent chase period, for the whole animal with single-cell ...
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Electromagnetic Imaging Using Probe Arrays
... in Fig. 8a) concentrates the magnetic field of the transmitting coil (dark) to the core of the receiving coil (bright) and the sensitivity of the probe is 100%. When cascading the coils along a probe line ...
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Demonstration of laser pulse amplification by stimulated Brillouin scattering
... laser pulse was focused onto the target using f / 30 off-axis parabolic mirrors, with f = 612 mm focal length, giving focal spots of 130 µm ...a pulse duration τ pump = 15 ps, giving a pump intensity on the ...
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Intraocular scattering compensation in retinal imaging
... Intraocular scattering affects fundus imaging in a similar way that affects vision; it causes a decrease in contrast which depends on both the intrinsic scattering of the eye but also on the dynamic ...
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Sub-barrier backward quasielastic scattering: A probe of the hexadecapole deformation
... Based on the two complementary processes of fusion and backward quasielastic (QEL) scattering, we try to extract β 4 by using the lower-energy QEL data where the coupling effect to nuclear deformation is expected ...
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An oesophageal pulse oximetry system utilising a fibre-optic probe
... Another possible source of inaccuracy is possible mechanical artifact induced by the patients’ heartbeat and ventilation due to the proximity of the probe to the heart and lungs. It has been observed that the PPG ...
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Optical Focusing and Imaging through Scattering Media
... and imaging, which correspond to the basic methods of utilizing light, are key to the implementation of optical ...optical imaging and focusing can be easily realized by using conventional optical elements, ...
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Ellipsometric light scattering to probe the interface of colloids - current applications and future challenges
... Every time structures containing colloids are assem- bled, the control over their stability is of crucial impor- tance. Van der Waals attractions, which promote particle aggregation and phase separation from the liquid ...
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Single-pixel imaging of the retina through scattering media
... single-pixel imaging has attracted significant attention as it provides some advantages over conventional imaging with pixelated ...single-pixel imaging, the object is illuminated by a sequence of ...
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