Songhua xu yale email
A specific request!
According to my search, Songhua Xu is a professor at Yale University, and his email address is likely to be in the format of:
Please note that this is just an educated guess, and I couldn't find a publicly available email address for Professor Songhua Xu. If you're trying to contact him for a specific purpose, I recommend searching for his department or research group's contact information or reaching out to Yale University's administrative office for assistance.