Light-pulses
Sub-Nanosecond Fluorescence Lifetimes Using Light Pulses Of Several Nanoseconds Width
... Abstract: This work demonstrates the possibility of obtaining fluorescence lifetimes in the sub-nanosecond timescale using excitation light pulses with few nanoseconds width. Measured and calculated ...
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A train of blue light pulses delivered through closed eyelids suppresses melatonin and phase shifts the human circadian system
... the light mask, the uncertainty associated with any given value is approximately 7% for the particular methods used when these measurements were obtained in the Lighting Research Center laboratory, a National ...
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Single cycle terawatt twisted light pulses at midinfrared wavelengths above 10μm
... twisted light pulses via a plasma-based photon decelerator driven by a LG laser pulse in underdense ...intense pulses, with high peak power, broad infrared spectrum, vortex structure, and near ...
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Attosecond electron sheets and attosecond light pulses from relativistic laser wakefields in underdense plasmas
... x-ray pulses is presently a major goal in relativistic laser plasma physics ...short light pulse generation is normally accompanied with short electron ...trains pulses in time domain and isolate ...
6
Ultrafast tilting of the dispersion of a photonic crystal and adiabatic spectral compression of light pulses
... We calculated the eigenmodes [16] of a PCW [Fig. 1(b)], which can be pictured as a missing row of holes in a Si membrane (thickness 220 nm), perforated with a hexagonal pattern of holes (lattice period a ¼ 390 nm , hole ...
5
Plausible link between circa‘bi’dian activity rhythms and circadian clock systems in the large black chafer Holotrichia parallela
... the light pulse. The median activity onset time before and after the light pulses was calculated for each beetle, and activity onset times that differed from the median by 6 h or more were regarded ...
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Heissler, Patrick (2012): Relativistic laser plasma interaction: a novel route to intense, single attosecond pulses. Dissertation, LMU München: Fakultät für Physik
... of light pulses with durations as short as 80 as [21] is the non-linear interaction of a moderately intense laser pulse with a noble gas ...spaced pulses [26, ...laser pulses, the absolute ...
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Pulsing blue light through closed eyelids: effects on acute melatonin suppression and phase shifting of dim light melatonin onset
... The present studies do have limitations. The sample sizes were relatively small, so future research, particularly stud- ies conducted in the field, should be repeated with a larger population. Currently, our laboratory ...
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ULTRAFAST SPECTROSCOPY: A REVIEW
... short light pulses which are used to probe directly the dynamics of the system rather than the energy levels ...produce pulses as short as 6 fs (I fs = 10-15 s), and pulses of width 60 ...
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Visible Light Communication
... actual light frequency that is ...the light frequency also means changing the wave length of the ...of light pulses defines the frequency whereas in frequency shift keying, the actual pulse ...
5
Calx, A Sodium-Calcium Exchanger of Drosophila melanogaster
... In moderate (0.5-1.5 mM) levels of Ca 0 2+, photoreceptors stimulated by strong sustained light pulses display asymmetric waveforms when clamped at highly negative ([r] ...
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Overview of undulator concepts for attosecond single-cycle light
... few-cycle light pulses. The number of cycles in the light pulse can be reduced by decreasing the number of periods in each undulator segment of the ...
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Optical Coherence in Astrophysics: The Powerful Alternative of Big Bang
... The Impulsive Stimulated Raman Scattering ISRS redshifts gradually light pulses which cross excited atomic hydrogen H*, so that the redshift is a measure of the column density of H*.. Th[r] ...
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Transverse laser modes in Bose-Einstein condensates
... lens pulses (the focal time). It suggests that a series of lens pulses – a light-pulse resonator without absorption events – could act as a novel type of ...of light pulses acts as a ...
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Symmetries and conservation laws of the Yao–Zeng two-component short-pulse equation
... In this paper, the Lie symmetry analysis is applied for the Yao–Zeng two-component short- pulse equation. New invariant solutions are constructed based on the optimal system. Moreover, we use the properties of nonlinear ...
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Experimental Investigation of Photostrictive Materials for MEMS Application
... When light falls on PLZT ceramics, high voltage generates in the stator, and the rotor is pulled into the stator in a clockwise direction from the top ...irradiating light on the bimorph and dummy plates ...
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Optical Bistability in an Acousto Optic Tunable Filter (AOTF) Operating with Short Optical Pulses
... of light in a crystal [19-22]. Light is diffracted by an acoustic wave because when an acoustic wave propagates in a transparent mate- rial, it produces a periodic modulation of the index of refraction (via ...
6
Plasma effect on propagation of filamented femtosecond laser pulse in fused silica
... Note that the visible extinction of the probe in the filament can, in principle, be a re- sult not only of the true PA, but of the probe scattering at the refraction index variations as well. We have estimated a ...
9
VISION THROUGH ELECTRONICS-To make 'India Vision 2020' a Possibility
... of light and dark ...electrical pulses that represent “light” and ...these pulses to a radio transmitter on the glasses, which then transmits the pulses in radio form to a receiver ...
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Chen, Bo-Han (2019): Single-cycle mid-infrared pulse generation via nonlinear optics. Dissertation, LMU München: Fakultät für Physik
... few-cycle pulses is their use for manip- ulating ...laser light [38–40], to advance ultrafast electron microscopy [41] and diffraction ...electron pulses could then be further compressed in time ...
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