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             ___     _    _      ___    __    __  
  ____      / _ \\  | \  / ||   / _ \\  \ \\ / // 
 |    \\   | / \ || |  \/  ||  | / \ ||  \ \/ //  
 | [] ||   | \_/ || | .  . ||  | \_/ ||   \  //   
 |  __//    \___//  |_|\/|_||   \___//     \//    
 |_|`-`     `---`   `-`  `-`    `---`       `     
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Text this: Linker defects in metal–organic frameworks for the construction of interfacial dual metal sites with high oxygen evolution activity