Results 101 to 110 of about 1,292,234 (234)

Polarization-Insensitive Plasmonic Photoconductive Terahertz Emitters [PDF]

open access: yes, 2018
Terahertz waves have great potentials for security screening, medical imaging, and chemical identification. The use of plasmonic contact electrodes in photoconductive terahertz emitters has been very effective in enhancing terahertz radiation power and ...
Li, Xurong
core  

Characterization of polarization insensitive FOPA using a polarization-maintaining highly non-linear fiber

open access: yes, 2022
3 S.A polarization insensitive FOPA based on a PM-HNLF loop diversity scheme is demonstrated. Achieved ON-OFF gain was 19.2 dB whilst the polarization dependence was 0.7 dB across a signal wavelength range of 1544-1560 ...
Sackey, I.   +6 more
core  

Multispectral Polarization‐Insensitive Graphene/Silicon Guided Mode Resonance Active Metasurfaces

open access: yesAdvanced Photonics Research
An advanced complementary metal‐oxide‐semiconductor (CMOS)compatible graphene/silicon multispectral active metasurfaces are investigated based on guided‐mode resonance filters. The simulated results show a high extinction ratio (>25 dB), narrow linewidth
Prateeksha Sharma   +5 more
doaj   +1 more source

Polarization-insensitive 8-channel silicon DWDM Receiver

open access: yes, 2018
Both benefits and suffers from the large index contrast between Si and SiO2, silicon photonics shows as a promising platform for next generation optical interconnections.
Zhen Sheng   +8 more
core  

Measuring polarization, inequality, welfare and poverty [PDF]

open access: yes
This paper analyzes the relationship between polarization and inequality, welfare and poverty measures. First, the Wolfson polarization measure is generalized in terms of the between-groups and within-groups Gini components for income groups separated by
Juan Gabriel Rodríguez
core  

Measuring polarization by reduced-form indices [PDF]

open access: yes
An abbreviated or reduced-form monotonic polarization index is an increasing function of the between-group term and a decreasing function of the within-group term of a population subgroup decomposable inequality index.
Bhargav Maharaj, Satya R. Chakravarty
core  

Broadband Polarization-Insensitive Tunable Terahertz Metamaterial Absorber Based on an Asymmetric Graphene Structure. [PDF]

open access: yesNanomaterials (Basel)
Ali A   +6 more
europepmc   +1 more source

Polarization-insensitive wavelength exchange in highly-nonlinear dispersion-shifted fiber

open access: yes, 2002
A new polarization-insensitive wavelength exchange in highly-nonlinear dispersion-shifted fiber was discussed. A polarization-diversity loop technique with orthogonal pumps was used. Results showed signal and idler output power variation below 0.4 dB and
Uesaka, K   +3 more
core  

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