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 _    _     ______    _____      ___     __   __  
| || | ||  /_   _//  / ____||   / _ \\   \ \\/ // 
| || | ||   -| ||-  / //---`'  | / \ ||   \   //  
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 \____//   /_____//  \_____||   \___//   /_//\_\\ 
  `---`    `-----`    `----`    `---`    `-`  --`

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Text this: Effect of iron (III) oxide concentration on the performance of meta-resonators embedded in cementitious matrix