Results 31 to 40 of about 7,598,121 (292)

Comparative analysis of the DFB fiber laser and fiber-optic interferometric strain sensors [PDF]

open access: yes, 2007
The DFB fiber laser strain sensor is shown to provide an improvement in the minimum detectable length change by a factor of 275 at 2 kHz for an applied strain when compared with an interferometric sensor interrogated by at equivalent DFB laser.
Kirkendall, C. K.   +2 more
core   +4 more sources

Ovarian Sex Cord Stromal Tumors in Children and Adolescents—The European Standard Clinical Practice Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT As part of the European Cooperative Study Group for Paediatric Rare Tumours initiative, we developed standard clinical practice guidelines for ovarian sex cord stromal tumors, based on comprehensive national and international cohort analyses, literature review, and a final expert consensus conference.
Dominik T. Schneider   +15 more
wiley   +1 more source

Multi-kilowatt single-mode ytterbium-doped large-core fiber laser

open access: yes, 2009
We have demonstrated a highly efficient cladding-pumped ytterbium-doped fiber laser, generating >2.1 kW of continuous-wave output power at 1.1 µm with 74% slope efficiency with respect to launched pump power.
Chung, Seung-Hwan   +5 more
core   +1 more source

Composition‐Tuned Bimetallic MOF/Poly(Vinyl Alcohol) Composite Films for High‐Performance Triboelectric Nanogenerators

open access: yesMacromolecular Materials and Engineering
Polymer triboelectric films are key components of flexible triboelectric nanogenerators (TENGs), as their composition and interfacial characteristics govern charge generation and output performance.
Yutong Ding   +4 more
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

2014 Texas Integrated Report Index of Water Quality Impairments [PDF]

open access: yes, 2015
This technical report briefly describes the location and type of water quality concerns in Waller Creek.Waller Creek Working ...
Texas Commission on Environmental Quality
core   +1 more source

Research progress in the effects of processing techniques on catechins in green tea

open access: yesShipin yu jixie
Catechins are the key substances that endow green tea with a bitter and astringent taste, and the changes in their structures and content have an important effect on the flavor quality of green tea.
YUAN Fangzheng   +5 more
doaj   +1 more source

Design of Rice Straw Fiber Crusher and Evaluation of Fiber Quality

open access: yesAgriculture, 2022
In the comprehensive development and utilization of crop straw, it is key to separate the fibers in the straw through a certain process or equipment. In order to obtain rice straw fiber material, the straw fiber crusher was designed using SOLIDWORKS software, and its grinding process was simulated using EDEM software to verify the feasibility of the ...
Cheng, Qian   +4 more
openaire   +2 more sources

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Bismuth doped fiber laser performance on effective fiber cooling [PDF]

open access: yes, 2009
In the past, bismuth doped fiber (BiDF) lasers, operating in the 1160-1300 nm wavelength range, have gained much attention as they are promising for many applications; including medical and astronomy.
Kalita, M.P., Yoo, S., Sahu, J.K.
core   +2 more sources

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