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Research Advances

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Jun.22

2016

Theoretical analysis and experimental verification on optical rotational Doppler Effect

In 2013, Padgett’s group recognized that the well-known Doppler shift and Doppler velocimetry had an angular equivalent, and other works about measurement o...

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Jun.21

2016

Retrieving orbital angular momentum distribution of light with plasmonic vortex lens

Plasmonic vortex lens (PVL) is one of the most representative branches of surface plasmon polaritons (SPPs). The PVL has lots of potential applications in re...

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Jun.20

2016

Ultrathin flexible terahertz polarization converter based on metasurfaces

Conventional approach to change the polarization state oflightis to use a birefringent crystal which can cause different phase delays along two orthogonal ax...

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Jun.18

2016

Research on efficiently discriminating orbital angular momentum modes of the terahertz vortex beam

The orbital angular momentum (OAM) has been recognized as a fundamental property of electromagnetic (EM) waves, attracting many research interests in optical...

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Jun.16

2016

Sensitive determinations of Cu, Pb, Cd, and Cr elements in aqueous solutions using chemical replacement combined with surface-enhanced laser-induced breakdown spectroscopy

Laser-induced breakdown spectroscopy (LIBS)isone of thecompetitiveapproachesfor monitoringwater quality due to itsattractivefeatures,such as rapid,simultaneo...

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Jun.14

2016

Analysis of acousto-optic interaction based on forward stimulated Brillouin scattering in hybrid phononic-photonic waveguides

Forward stimulated Brillouin scattering (FSBS) is an acousto-optic interaction between co-propagating pump and Stokes fields through an acoustic wave. It can...

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Jun.13

2016

Research on laser speckle contrast imaging technology based on wavefront shaping technology

Laser speckle imaging (LSI) is a full-field blood flow imaging technique with high spatio-temporal resolution and easily controlled imaging area.It has attra...

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Jun.12

2016

Recent progress on a novel silicon waveguide polarization beam splitter

Silicon-on-insulator waveguide attracts intensive attention due to its high-refractive index contrast among various waveguide structures and compatibility wi...

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Jun.8

2016

Simultaneous measurement of strain and temperature based on hybrid EDF/Brillouin laser

Optical fiber sensors for simultaneous strain and temperature measurement have attracted great interest in application of structure health condition and dama...

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Jun.7

2016

Tunable Sub-four-cycle pulse generation in a group delay compensated dual-crystal optical parametric amplifier

Due to the absence of suitable laser media, broadband long wavelength sources rely on optical parametric amplification (OPA), methods to down-convert the fre...

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