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1Ultrafine Grained HSLA Steels for Cold Forming显示文摘The industrial level production of ultrafine grained(or ultrafine ferrite)ferrous alloys was investigated through three examples of steels that complied with the EN 10149-2 Euronorm and were produced by advanced controlled hot rolling techniques.The steel samples were tension tested and chemically analyzed,and the microstructure was evaluated through quantitative metallographic techniques to determine parameters such as yield stress,amount of microalloying elements,strain hardening coefficient,grain size,and grain size distribution.These steels were microalloyed with Ti,Nb,and Mn with ASTM grain sizes of approximately 13-15.The careful control of chemical composition and deformation during production,giving a specific attention to the deformation sequences,austenite non-recrystallization temperatures and allotropic transformations during cooling,are indispensable to obtain steels with an adequate strain hardening coefficient that allows cold working operations such as bending,stretching or drawing.R González J O García M A Barbés M J Quintana L F Verdeja J I Verdeja 2010Journal of Iron and Steel Research(International)2010,17,10:7
2Circular smooth muscle contributes to esophageal shortening during peristalsis显示文摘AIM:To study the angle between the circular smooth muscle(CSM) and longitudinal smooth muscle(LSM) fibers in the distal esophagus.METHODS:In order to identify possible mechanisms for greater shortening in the distal compared to proximal esophagus during peristalsis,the angles between the LSM and CSM layers were measured in 9 cadavers.The outer longitudinal layer of the muscularis propria was exposed after stripping the outer serosa.The inner circular layer of the muscularis propria was then revealed after dissection of the esophageal mucosa and the underlying muscularis mucosa.Photographs of each specimen were taken with half of the open esophagus folded back showing both the outer longitudinal and inner circular muscle layers.Angles were measured every one cm for 10 cm proximal to the squamocolumnar junction(SCJ) by two independent investigators.Two human esophagi were obtained from organ transplant donors and the angles between the circular and longitudinal smooth muscle layers were measured using micro-computed tomography(micro CT) and Image J software.RESULTS:All data are presented as mean ± SE.The CSM to LSM angle at the SCJ and 1 cm proximal to SCJ on the autopsy specimens was 69.3 ± 4.62 degrees vs 74.9 ± 3.09 degrees,P = 0.32.The CSM to LSM angle at SCJ were statistically significantly lower than at 2,3,4 and 5 cm proximal to the SCJ,69.3 ± 4.62 degrees vs 82.58 ± 1.34 degrees,84.04 ± 1.64 degrees,84.87 ± 1.04 degrees and 83.72 ± 1.42 degrees,P = 0.013,P = 0.008,P = 0.004,P = 0.009 respectively.The CSM to LSM angle at SCJ was also statistically significantly lower than the angles at 6,7 and 8 cm proximal to the SCJ,69.3 ± 4.62 degrees vs 80.18 ± 2.09 degrees,81.81 ± 1.75 degrees and 80.96 ± 2.04 degrees,P = 0.05,P = 0.02,P = 0.03 respectively.The CSM to LSM angle at 1 cm proximal to SCJ was statistically significantly lower than at 3,4 and 5 cm proximal to the SCJ,74.94 ± 3.09 degrees vs 84.04 ± 1.64 degrees,84.87 ± 1.04 degrees and 83.72 ± 1.42 degrees,P = 0.019,P = 0.008,P = 0.02 respectively.At 10 cm above SCJ the angle was 80.06 ± 2.13 degrees which is close to being perpendicular but less than 90 degrees.The CSM to LSM angles measured on virtual dissection of the esophagus and the stomach on micro CT at the SCJ and 1 cm proximal to the SCJ were 48.39 ± 0.72 degrees and 50.81 ± 1.59 degrees.Rather than the angle of the CSM and LSM being perpendicular in the esophagus we found an acute angulation between these two muscle groups throughout the lower 10 cm of the esophagus.CONCLUSION:The oblique angulation of the CSM may contribute to the significantly greater shortening of distal esophagus when compared to the mid and proximal esophagus during peristalsis.Anil K Vegesna Keng-Yu Chuang Ramashesai Besetty Steven J Phillips Alan S Braverman Mary F Barbe Michael R Ruggieri Larry S Miller 2012World Journal of Gastroenterology2012,18,32:7
3持续气道正压通气在预防阻塞性睡眠呼吸暂停患者心血管事件中的作用显示文摘阻塞性睡眠呼吸暂停(obstructive sleep apnea,OSA)导致阵发性低氧血症,夜间交感神经系统激活,血压、氧化应激和炎症指标的升高以及高凝血症。较大的胸内负压波动也会给心脏和大血管施加机械应力。基于人群和睡眠诊所的队列研究显示,OSA与心脑血管事件,特别是脑卒中相关。McEvoy RD Antic NA Heeley E Luo Y Ou Q Zhang X Mediano O Chen R Drager LF Liu Z Chen G Du B McArdle N Mukherjee S Tripathi M Billot L Li Q Lorenzi-Filho G Barbe F Redline S Wang J Arima H Neal B White DP Grunstein RR Zhong N Anderson CS 练桂丽 叶鹏 2016中华高血压杂志2016,24,11:4
4急性儿茶酚胺暴露引起可逆的无心脏细胞再生的心肌细胞损伤显示文摘儿茶酚胺增加心脏收缩力,但暴露于高浓度儿茶酚胺或长时间暴露可引起心脏损伤。最近的一项研究表明,小鼠单次皮下注射异丙肾上腺素(isoproterenol,ISO;200 mg/kg)导致急性心肌细胞死亡(8%-10%),但在1个月之内心脏完整修复。心脏再生是通过内源性原癌基因蛋白质cKit+心脏干细胞介导新的心肌细胞形成。刘莉 叶鹏 Wallner M Duran JM Mohsin S Troupes CD Vanhoutte D Borghetti G Vagnozzi RJ Gross P Yu D Trappanese DM Kubo H Toib A Sharp TE Harper SC Volkert MA Starosta T Feldsott EA Berretta RM Wang T Barbe MF Molkentin JD Houser SR 2016中华高血压杂志2016,24,8:4
5Antibiotic resistance in Escherichia coli outpatient urinary isolates: final results from the North American Urinary Tract Infection Collaborative Alliance (NAUTICA)显示文摘George G. Zhanel Tamiko L. Hisanaga Nancy M. Laing Melanie R. DeCorby Kim A. Nichol Barb Weshnoweski Jack Johnson Ayman Noreddin Don E. Low James A. Karlowsky Daryl J. Hoban 2006International Journal of Antimicrobial Agents2006,,6:2
610 PW peak power femtosecond laser pulses at ELI-NP显示文摘We report on the generation and delivery of 10.2 PW peak power laser pulses,using the High Power Laser System at the Extreme Laser Infrastructure–Nuclear Physics facility.In this work we demonstrate for the first time,to the best of our knowledge,the compression and propagation of full energy,full aperture,laser pulses that reach a power level of more than 10 PW.Christophe Radier Olivier Chalus Mathilde Charbonneau Shanjuhan Thambirajah Guillaume Deschamps Stephane David Julien Barbe Eric Etter Guillaume Matras Sandrine Ricaud Vincent Leroux Caroline Richard François Lureau Andrei Baleanu Romeo Banici Andrei Gradinariu Constantin Caldararu Cristian Capiteanu Andrei Naziru Bogdan Diaconescu Vicentiu Iancu Razvan Dabu Daniel Ursescu Ioan Dancus Calin Alexandru Ur Kazuo ATanaka Nicolae Victor Zamfir 2022High Power Laser Science and Engineering2022,10,3:2
7Long-Term Follow-Up After Fractional Flow Reserve–Guided Treatment Strategy in Patients With an Isolated Proximal Left Anterior Descending Coronary Artery Stenosis显示文摘Olivier Muller Fabio Mangiacapra Argyrios Ntalianis Katia M.C. Verhamme Catalina Trana Michalis Hamilos Jozef Bartunek Marc Vanderheyden Eric Wyffels Guy R. Heyndrickx Frank J.A. van Rooij Jacqueline C.M. Witteman Albert Hofman William Wijns Emanuele Barb 2011JACC: Cardiovascular Interventions2011,,11:2
8The HITRAN 2008 molecular spectroscopic database显示文摘L.S. Rothman I.E. Gordon A. Barbe D.Chris Benner P.F. Bernath M. Birk V. Boudon L.R. Brown A. Campargue J.-P. Champion K. Chance L.H. Coudert V. Dana V.M. Devi S. Fally J.-M. Flaud R.R. Gamache A. Goldman D. Jacquemart I. Kleiner N. Lacome W.J. Lafferty J 2009Journal of Quantitative Spectroscopy and Radiative Transfer2009,,9:2
9Exhaled nitric oxide in patients with sleep apnea显示文摘Agusti A G Barbe F Togores B 1999Sleep1999,22,2:2
10The brain-pituitary-adipocyte axis:role of leptin in modulating neuroendocrine function显示文摘Barb C R 1999J Anim Sci1999,77,:2
11Prolonged cyclooxygenase-2 induction in neurons and glia following traumatic brain injury in the rat显示文摘Strauss KI Barbe MF Marshall RM 2000J Neurotrauma2000,17,8:1
12Tumor-specific gene delivery using genetically engineered bacteria 显示文摘Theys J Barbe S Landuyt W 2003Curr Gene Ther2003,3,3:1
13Highly chemosclective metal-free reduction of tertiary amides显示文摘Barbe G Charette A B 2008J Am Chem Soc2008,130,:1
14Modulation of growth hormone, luteinizing hormone,and testosterone secretion by excitatory amino acids in boars显示文摘ESTIENNE M J BARB C R 2002Reprod Biol2002,2,1:1
15The effect of ultrafiltration of grape juice by osmosis concentration显示文摘Barley A F G Barbe A M Hogan O A 2003Journal of Membrane Science2003,164,2:1
16Imaging devices using the charge-coupled con- cept 显示文摘Barbe D F 1975Proceedings'' oflEEE1975,63,1:1
17Evaluation of airway reactivityand immune characteristics as risk factors for wheezing early in life 显示文摘Yao W Barb 6-Tuana FM Llapur CJ 2010JAllergy Clin Immunol2010,126,3:1
18Activation of ER stress by hydrogen peroxide in C2C12 myotubes显示文摘Pierre N Barbe C Gilson H 2014Biochem Bio phys Res Commun2014,450,1:1
19Prolonged cyclooxygenase-2 induction in neurons and glia following traumatic brain injury in the rat显示文摘 Barbe MF Marshall RM 2000J Neurotrauma2000,17,8:1
20Modeling the Buildup and Washoff of Pollutants on Urban Watersheds显示文摘BARBE D E CRUISE J F MO X 1996Water Resources Bulletin-AWRA1996,32,3:1
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