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

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Text this: Research on the negative permittivity effect of the thin wires array in left-handed material by transmission line theory