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Among these 246 participants, 122 (50%) participants were randomized to not wearing a face mask during the first exhaled breath collection and 124 (50%) participants were randomized to wearing a ...

An ultra-sensitive resistive ... - Nature Communications

Jan 06, 2014 · An ultra-sensitive resistive pressure sensor based on hollow-sphere microstructure induced elasticity in conducting polymer film. Nat. Commun. 5:3002 doi: 10.1038/ncomms4002 (2014).

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The content of the SH group was calculated as follows and result was expressed mol/10 5 g protein: SH groups (mol/10 5 g protein) = 73.53 × A 412 × D / c where 73.53 is calculated from 10 6 /13,600 (13,600 is a molar extinction coefficient of Ellman reagent); A 412 is the measured absorbance at 412 nm; D is the dilution factor and c is the ...

Author: Bowen Yan, Xidong Jiao, Huaping Zhu, Qian Wang, Jianlian Huang, Jianxin Zhao, Hongwei Cao, Wenguo Zh...

Molecular mechanics of mineralized collagen fibrils in ...

Apr 16, 2013 · In good agreement with a rich set of experimental data 1,2,3,4,5,6,26,27 in the mineralized microfibril models with varying densities (5, 10, …

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Electrospun gelatin/PCL and collagen/PLCL scaffolds for ...

May 13, 2014 · Composite fibers of collagen/PLCL (50:50) were fabricated as described previously.19 Briefly, type I collagen (Sichuan Mingrang Biotechnology Co, Sichuan, People’s Republic of China) and PLCL (Nara Medical University, Kashihara, Japan), which has a composition of 50 wt% L-lactide and 50 wt% ε-caprolactone monomers, were dissolved separately ...

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3D-bioprinted functional and biomimetic hydrogel scaffolds ...

After a series of standard procedures for embedding the sections in paraffin, the paraffin-embedded sections were deparaffinized by toluene, rehydrated through a graded series of ethanol and rinsed in deionized water. Subsequently, H&E staining was performed, and sections were observed using a microscope imaging system (BX53; Olympus, Japan). 2 ...

Effects of urban forms on CO2 emissions in China from a ...

Effectively evaluating the effects of urban forms on CO 2 emissions has become a hot topic in socioeconomic sustainable development; however, few studies have been able to explore the urban form-CO 2 emission relationships from a multi-perspective view. Here, we attempted to analyze the relationships between urban forms and CO 2 emissions in 264 Chinese cities, with explicit …

Author: Kaifang Shi, Tao Xu, Yuanqing Li, Zuoqi Chen, Wenkang Gong, Jianping Wu, Bailang Yu

Basics of pH Theory | Yokogawa Electric Corporation

R = Gas constant (R=8.314J/mol.K) F = Faraday number (F = 96493 C/ mol.) n = Valency of the metal [Mn +] = Metal ion concentration T = Absolute temperature in Kelvin E o = "Normal potential" The "normal potential" is the potential difference arising between metal and solution when this solution contains 1 mol …

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