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Published in 2021 at "Annalen der Physik"
DOI: 10.1002/andp.202100137
Abstract: We explore the perspectives of studying vacuum birefringence at the Gamma Factory. To this end, we assess in detail the parameter regime which can be reliably analyzed resorting to the leading contribution to the Heisenberg-Euler…
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Keywords:
vacuum birefringence;
birefringence gamma;
gamma factory;
vacuum ... See more keywords
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Published in 2020 at "Optical Review"
DOI: 10.1007/s10043-020-00596-7
Abstract: We propose two mid-infrared photonic crystal fibers with an elliptical As 2 S 3 core and a dual-cladding structure with high birefringence and high nonlinearity. The cladding filling material is silica and the core material…
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Keywords:
dual cladding;
birefringence high;
photonic crystal;
mid infrared ... See more keywords
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Published in 2018 at "Cellulose"
DOI: 10.1007/s10570-018-1725-3
Abstract: Recently, cellulose nanofibers (CNFs) have been developed as a very popular renewable and biodegradable nanofiller material for polymer nanocomposites. However, achieving good dispersion in a polymer matrix for effective reinforcement is still a challenge because…
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Keywords:
high transparency;
mechanical properties;
birefringence;
improved mechanical ... See more keywords
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Published in 2018 at "Optical and Quantum Electronics"
DOI: 10.1007/s11082-018-1725-4
Abstract: We have studied the role of structural anisotropy on the geometric birefringence of four typical high-birefringence (HB) index-guiding photonic crystal fibers (PCFs) with the same air-silica structure and circular, ellipse, and rectangle air holes, respectively.…
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Keywords:
role structural;
high birefringence;
birefringence;
structural anisotropy ... See more keywords
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Published in 2017 at "Optoelectronics Letters"
DOI: 10.1007/s11801-017-7118-2
Abstract: A novel equal diameter circular-hole photonic crystal fiber (PCF) with high birefringence is proposed and numerically analyzed by employing the finite-element method. The proposed PCF’s birefringence is 10-3, which can reach 2 orders higher than…
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Keywords:
diameter circular;
equal diameter;
circular hole;
high birefringence ... See more keywords
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Published in 2021 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2020.148525
Abstract: Abstract The dispersion dependence of the birefringence of optical materials is important for many practical applications. However, it seems that such measurements are rare for some kinds of liquid crystals. The paper aims to partially…
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Keywords:
range;
liquid crystal;
dispersion;
birefringence ... See more keywords
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Published in 2019 at "Carbohydrate polymers"
DOI: 10.1016/j.carbpol.2018.11.074
Abstract: The effect of the acetyl groups of cellulose acetate (CA) on its intrinsic birefringence and its wavelength dependence was investigated using density functional theory (DFT). Seven types of CA repeating-unit models that differ in their…
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Keywords:
birefringence;
intrinsic birefringence;
wavelength dependence;
birefringence wavelength ... See more keywords
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Published in 2022 at "Carbohydrate polymers"
DOI: 10.1016/j.carbpol.2021.119062
Abstract: Pyrodextrins were prepared by heating waxy maize starch for 4 h at pH 3 & 150 °C, pH 3 & 170 °C, and pH 2 & 150 °C. Those pyrodextrins were soluble in water at 25 °C, but insoluble in glycerol. The objectives…
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Keywords:
waxy maize;
glycerol water;
crystallinity;
loss ... See more keywords
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Published in 2018 at "Chinese Journal of Physics"
DOI: 10.1016/j.cjph.2018.09.030
Abstract: Abstract In this paper, we have proposed a new type of quasi photonic crystal fiber (PCF) with a silicon nano crystal core. This structure can be used to sense aqueous analysis over a wavelength range…
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Keywords:
quasi photonic;
silicon nano;
nano crystal;
birefringence ... See more keywords
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Published in 2018 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2018.01.006
Abstract: Abstract This paper presents an ultrasonic non-destructive testing method to locally characterize composite material damage through the analysis of the anisotropy behavior variation induced by damage. The approach is based on shear wave contact measurements…
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Keywords:
evaluation laminate;
shear wave;
local damage;
damage ... See more keywords
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Published in 2017 at "Optik"
DOI: 10.1016/j.ijleo.2016.11.203
Abstract: Abstract In this article, we demonstrate a unique hexagonal lattice structure of Photonic Crystal Fiber for liquid sensing applications. Relative sensitivity, confinement loss and birefringence of the structure have been investigated theoretically. The numerical inquiry…
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Keywords:
sensitivity;
birefringence;
photonic crystal;
confinement loss ... See more keywords