Articles with "single ring" as a keyword



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Prototype Loading Tests on Full-Ring Segmental Lining of Rectangular Shield Tunnel

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Published in 2018 at "Journal of Shanghai Jiaotong University (Science)"

DOI: 10.1007/s12204-018-1979-9

Abstract: A series of full-scale loading tests are performed for a prospective subway tunnel with a rectangular shape including two reliability tests: one stagger-jointed three-ring reliability test, and one ultimate failure test on a single ring.… read more here.

Keywords: tests full; tunnel; prototype loading; single ring ... See more keywords

Taxonomic revision of the rudist bivalve genus Joufia Boehm (Hippuritida, Radiolitidae), Upper Cretaceous, Mediterranean Tethys

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Published in 2021 at "Cretaceous Research"

DOI: 10.1016/j.cretres.2020.104642

Abstract: Abstract The rudist genus Joufia Boehm is characterized by radially oriented canals within the calcitic outer shell layer of the left valve. The type species, J. reticulata, has multiple rings of canals. However, a single ring… read more here.

Keywords: genus joufia; joufia boehm; single ring; joufia ... See more keywords
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Single ring isolation for atrial fibrillation ablation: How to do it and avoid the esophagus

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Published in 2020 at "HeartRhythm Case Reports"

DOI: 10.1016/j.hrcr.2019.09.010

Abstract: Introduction Pulmonary vein isolation (PVI) forms the cornerstone of catheter ablation for atrial fibrillation (AF); however, the approach to PVI varies across centers. Over time, the technique of PVI has evolved from focal “trigger” ablation… read more here.

Keywords: atrial fibrillation; ring isolation; ablation; single ring ... See more keywords
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Flat-top optical resonance in a single-ring resonator based on manipulation of fast- and slow-light effects.

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Published in 2018 at "Optics express"

DOI: 10.1364/oe.26.023215

Abstract: Optical single-ring resonance inherently generates Lorentzian-shape magnitude and group-delay responses, leading to critical performance limitation in photonics, cavity quantum electrodynamics, cavity optomechanics, and atomic and optical physics. Here, we propose a new type of microresonator… read more here.

Keywords: flat top; fast slow; single ring; resonance single ... See more keywords
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Quantitative analysis of anti-resonance in single-ring, hollow-core fibres.

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Published in 2019 at "Optics express"

DOI: 10.1364/oe.27.027745

Abstract: The dependence of the confinement loss of unjacketed and jacketed single-ring fibres on structural parameters and the wavelength is analysed with reference to an anti-resonant model for which an analytic expression for the loss is… read more here.

Keywords: anti resonance; loss; model; single ring ... See more keywords
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Higher-order mode suppression in twisted single-ring hollow-core photonic crystal fibers.

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Published in 2017 at "Optics letters"

DOI: 10.1364/ol.42.002074

Abstract: A hollow-core single-ring photonic crystal fiber (SR-PCF) consists of a ring of capillaries arranged around a central hollow core. Spinning the preform during drawing introduces a continuous helical twist, offering a novel means of controlling… read more here.

Keywords: suppression; hollow core; photonic crystal; single ring ... See more keywords
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Single-ring hollow-core anti-resonant fiber with a record low loss (4.3 dB/km) for high-power laser delivery at 1 µm.

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Published in 2022 at "Optics letters"

DOI: 10.1364/ol.467557

Abstract: We report a 7-tube single-ring hollow-core anti-resonant fiber (SR-ARF) with a record low transmission loss of 4.3 dB/km @1080 nm, which is almost half of the current lowest loss record of an SR-ARF (7.7 dB/km @750 nm). The 7-tube… read more here.

Keywords: core; ring hollow; loss; hollow core ... See more keywords
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Accuracy of Saturated Soil Hydraulic Conductivity Estimated from Numerically Simulated Single‐Ring Infiltrations

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Published in 2019 at "Vadose Zone Journal"

DOI: 10.2136/vzj2018.06.0122

Abstract: The single-ring pressure infiltrometer (PI) method is widely used to determine saturated soil hydraulic conductivity, Ks, directly in the field. The original and still most common way to analyze the data makes use of the… read more here.

Keywords: hydraulic conductivity; soil hydraulic; infiltration; saturated soil ... See more keywords
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Compact 6 dB Two-Color Continuous Variable Entangled Source Based on a Single Ring Optical Resonator

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Published in 2018 at "Applied Sciences"

DOI: 10.3390/app8030330

Abstract: Continuous-variable entangled optical beams at the degenerate wavelength of 0.8 μm or 1.5 μm have been investigated extensively, but separately. The two-color entangled states of these two useful wavelengths, with sufficiently high degrees of entanglement,… read more here.

Keywords: color; variable entangled; continuous variable; two color ... See more keywords