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4篇 您的检索式:作者名="Alejandro Crespo"
    题名 作者 年代 出处 被引量
1DuaISPHysics:A numerical tool to simulate real breakwaters显示文摘The open-source code DualSPHysics is used in this work to compute the wave run-up in an existing dike in the Chinese coast using realistic dimensions, bathymetry and wave conditions. The GPU computing power of the DualSPHysics allows simulating real-engineering problems that involve complex geometries with a high resolution in a reasonable computational time. The code is first validated by comparing the numerical free-surface elevation, the wave orbital velocities and the time series of the run-up with physical data in a wave flume. Those experiments include a smooth dike and an armored dike with two layers of cubic blocks. After validation,the code is applied to a real case to obtain the wave run-up under different incident wave conditions. In order to simulate the real open sea, the spurious reflections from the wavemaker are removed by using an active wave absorption technique.张峰 Alejandro Crespo Corrado Altomare José Domínguez Andrea Marzeddu 商少平 Moncho Gómez-Gesteira 2018Journal of Hydrodynamics2018,30,1:2
2Optimization strategies for CPU and GPU implementations of a smoothed particle hydrodynamics method显示文摘Jose M. Domínguez Alejandro J.C. Crespo Moncho Gómez-Gesteira 2013Computer Physics Communications2013,,3:1
3Optimization strategies for CPU and GPU implementations of a smoothed particle hydrodynamics method显示文摘Jose M Domínguez Alejandro J C Crespo Moncho Gómez-Gesteira 2013Computer Physics Communication2013,,:1
4基于罗马Ⅳ标准的肝移植患者胆管括约肌疾病的发生率和临床结局显示文摘背景:目前对肝移植患者胆管括约肌疾病的认识严重不足。本研究旨在描述基于最新修订的罗马Ⅳ标准,肝移植患者乳头狭窄(PS)和胆管括约肌功能障碍(FBSD)的发生率和临床结局。方法:筛选2003年1月至2019年12月间接受内镜逆行性胆胰管造影(ERCP)的肝移植患者,从电子病历和内镜数据库中提取其临床资料及内镜发现,并收集ERCP检查时及ERCP术后1个月的实验室检查结果和临床结局。结果:在1,307例肝移植患者中,336例接受了849次ERCP。13例(1.0%)符合罗马Ⅳ的PS诊断标准[既往称为Oddi括约肌功能障碍(ODS)Ⅰ型],14例(1.0%)符合FBSD诊断标准(既往称为SOD Ⅱ型)。13例PS患者和10例FBSD患者接受了胆管狭窄成形术,术后1个月,分别有85%、61%和92%的PS患者总胆红素(P=0.019)、γ谷氨酰转移酶(P=0.087)和碱性磷酸酶(P=0.003)下降,而在FBSD患者,上述指标下降的患者比例分别为50%(P=0.721)、70%(P=0.013)和80%(P=0.093)。所有最初疑似BFSD的14例患者在随访中均调整了最终诊断。结论:肝移植术后PS的发生并不常见,发生率仅1%。我们的数据并不支持肝移植术后FBSD的诊断。狭窄成形术治疗肝移植术后PS患者安全有效。Alejandro Fernandez-Simon Oriol Sendino Karina Chavez-Rivera Henry Córdova Jordi Colmenero Gonzalo Crespo Yilliam Fundora Franco Samaniego Pablo Ruiz Constantino Fondevila Miquel Navasa Andrés Cárdenas 2021Gastroenterology Report2021,9,4:0
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