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    <identifier>10.57760/sciencedb.hjs.00245</identifier>
    <datestamp>2025-03-20T09:38:27Z</datestamp>
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  <dc:date>2025-03-20</dc:date>
  <dc:title>Study on the Evolution Process of Bubble Induced Microfluidic Jet Based on Synchrotron Radiation High Spatiotemporal Resolution X-ray Imaging Technology</dc:title>
  <dc:identifier>doi:10.57760/sciencedb.hjs.00245</dc:identifier>
  <dc:language>en</dc:language>
  <dc:description>气泡及其空化过程是气泡动力学中的重要研究课题。传统的研究方法依靠可见光高速成像技术对这一过程进行实时观测，但存在空间分辨率和信噪比低、成像对比度弱等问题。本文基于上海光源快速X射线成像线站（BL16U2）的高通量白光快速X射线成像探测器，构建了用于水下气泡动力学实时观测的高时空分辨率X射线成像实验系统。还进行了水下气泡动力学的实验研究。实验结果表明，实验系统的时间分辨率达到 25 &amp;mu; s，探测器的有效像素尺寸为 4 &amp;mu; m，实时清晰地观察到了气泡在水中生长、崩溃和射流产生的完整而微妙的演变过程。此外，基于获得的实时动态图像结果，采用运动对比成像方法对气泡表面产生的毛细管波进行表征和分析，得到毛细管波的传播路径和波长。本文建立的高时空分辨率 X 射线成像实验方法用于水下气泡动力学的实时观测，为更深入地了解气泡诱导微射流的演化过程提供了新的研究工具。</dc:description>
  <dc:subject>Synchrotron radiation ultrafast X-ray imaging; motion contrast imaging; high-speed fluid dynamics; cavitation bubbles; jets</dc:subject>
  <dc:creator>Chen Shuning</dc:creator>
  <dc:creator>Wang Feixiang</dc:creator>
  <dc:creator>Li Ke</dc:creator>
  <dc:creator>Xie Honglan</dc:creator>
  <dc:creator>Huang Jiatao</dc:creator>
  <dc:creator>Fu Yanan</dc:creator>
  <dc:creator>Ji Jianfeng</dc:creator>
  <dc:rights>RESTRICTED</dc:rights>
  <dc:type>dataset</dc:type>
  <dc:relation>http://www.doi.org/10.1093/med/9780198795483.003.0004</dc:relation>
  <dc:publisher>Science Data Bank</dc:publisher>
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