Text this

Number:

Provider:

CAPTCHA:

 _    _     ______   __   _     ______   _____    
| \  / ||  /_   _// | || | ||  /_   _// |  __ \\  
|  \/  ||   -| ||-  | '--' ||   -| ||-  | |  \ || 
| .  . ||   _| ||_  | .--. ||   _| ||_  | |__/ || 
|_|\/|_||  /_____// |_|| |_||  /_____// |_____//  
`-`  `-`   `-----`  `-`  `-`   `-----`   -----`

Please enter what you see:

Text this: Detecting two-site spin-entanglement in many-body systems with local particle-number fluctuations