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Jiangying An,Yanlei Li,Chunzhi Zhang,Dequan Zhang 한국축산식품학회 2022 한국축산식품학회지 Vol.42 No.4
There are differences of spectral characteristics between different types of meat cut, which means the model established using only one type of meat cut for meat quality prediction is not suitable for other meat cut types. A novel portable visible and near-infrared (Vis/NIR) optical system was used to simultaneously predict multiple quality indicators for different commercial meat cut types (silverside, back strap, oyster, fillet, thick flank, and tenderloin) from Small-tailed Han sheep. The correlation coefficients of the calibration set (Rc) and prediction set (Rp) of the optimal prediction models were 0.82 and 0.81 for pH, 0.88 and 0.84 for L*, 0.83 and 0.78 for a*, 0.83 and 0.82 for b*, 0.94 and 0.86 for cooking loss, 0.90 and 0.88 for shear force, 0.84 and 0.83 for protein, 0.93 and 0.83 for fat, 0.92 and 0.87 for moisture contents, respectively. This study demonstrates that Vis/NIR spectroscopy is a promising tool to achieve the predictions of multiple quality parameters for different commercial meat cut types.
Chen, Jiangying,Xu, Rongqiao,Huang, Xusheng,Ding, Haojiang Techno-Press 2006 Structural Engineering and Mechanics, An Int'l Jou Vol.23 No.2
The axisymmetric free vibrations of transversely isotropic magnetoelectroelastic laminated circular plates are studied. Based on the three-dimensional governing equations of magnetoelectroelastic medium, the state space equations of laminated circular plates are obtained. By using the finite Hankel transform and rendering the free terms left by the transform in terms of the boundary quantities, the solutions of the state space equations are given for two kinds of boundary conditions. The frequency equations of the free vibration are derived using the propagator matrix method and the boundary conditions at top and bottom surfaces. By virtue of the inverse Hankel transform, the mode shapes are also determined. Since the solutions strictly satisfy the governing equations in the region and the boundary conditions at the edges, they are the three-dimensionally exact. Finally, the natural frequencies of such plates are tabulated and compared with those of the piezoelectric and elastic plates in the numerical example.
Cyclic Softening Properties of 30Cr2MoV Steel at Elevated Temperatures
Liu, Zongde,Yang, Kun,Bai, Shu Lin,An, Jiangying,Mao, Xue ping 대한금속재료학회(대한금속학회) 2001 METALS AND MATERIALS International Vol.7 No.1
Low cycle fatigue tests for 30Cr2MoV steel are done at both room and elevated temperatures and their softening properties are investigated. Based on the experimental results, a quantitative relationship between hardness and remaining life is established, allowing prediction of the remaining life of metals. A modified Mason-Coffin equation including the aging effect is also derived. Both the experimental and theoretical results show that it is useful to be able to predict the remaining life of a steam turbine rotor through the measurement of hardness.
Heat Shock Factor 1 Is a Transcription Factor of Fas Gene
Shunmei E.,Yuanbo Zhao,Yunhong Huang,Kun Lai,Cha Chen,Jianming Zeng,Jiangying Zou 한국분자세포생물학회 2010 Molecules and cells Vol.29 No.5
In mammalian cells, stress-induced expression of heat shock protein is controlled by heat shock factor 1 (HSF1). However, HSF1 functions as a regulator of additional genes. In this study, we observed that heat treatment effectively induced expression of Fas. Using bioinformatics,a high affinity and functional HSF1-binding element within the -1996/-1985 oligonucleotide of the 5′-flanking region of the Fas gene was found, and was determined by electrophoretic mobility shift assay and chromatin immunoprecipitation assay. Exogenous expression of a constitutively activative HSF1, induced Fas gene transcription and protein synthesis in the absence of heat stress. Moreover, RNA interference-mediated HSF1 gene-silencing attenuated Fas expression in a heat-induced model. Our results suggested that HSF1 is an important transcription factor of Fas gene.
Jiang, Ying,Hong, Sanghyun,Oh, Joon Hak,Mondal, Rajib,Okamoto, Toshihiro,Verploegen, Eric,Toney, Michael F.,McGehee, Michael D.,Bao, Zhenan The Royal Society of Chemistry 2012 Journal of materials chemistry Vol.22 No.10
<P>Regioregular pentacene-containing polymers were synthesized with alkylated bithiophene (<B>BT</B>) and cyclopentadithiophene (<B>CPDT</B>) as comonomers. Among them, 2,9-conjugated polymers <B>PnBT-2,9</B> and <B>PnCPDT-2,9</B> achieved the best performance in transistor and photovoltaic devices respectively. The former achieved the most highly ordered structures in thin films, yielding ambipolar transistor behavior with hole and electron mobilities up to 0.03 and 0.02 cm<SUP>2</SUP> V<SUP>−1</SUP> s<SUP>−1</SUP> on octadecylsilane-treated substrates. The latter achieved photovoltaic power conversion efficiencies up to 0.33%. The impact of regioregularity and direction of conjugation-extension (2,9 <I>vs.</I> 2,10), on thin-film order and device performance has been demonstrated for the pentacene-containing polymers for the first time, providing insight towards future functional material design.</P> <P>Graphic Abstract</P><P>Regioregular pentacene-bithiophene-based polymers exhibit disparate solid-state packing and field-effect transistor performance, with the 2,9-conjugation-extended polymer showing the highest molecular order and hole mobility. <IMG SRC='http://pubs.rsc.org/services/images/RSCpubs.ePlatform.Service.FreeContent.ImageService.svc/ImageService/image/GA?id=c2jm15483h'> </P>