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  ______   __   __               ___     _    _   
 /_____//  \ \\/ //     ___     / _ \\  | \  / || 
 `____ `    \ ` //     /   ||  | / \ || |  \/  || 
 /___//      | ||     | [] ||  | \_/ || | .  . || 
 `__ `       |_||      \__ ||   \___//  |_|\/|_|| 
 /_//        `-`'       -|_||   `---`   `-`  `-`  
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Text this: Investigation of negative refraction property for a compact LHM with broad bandwidth