Here are some of the measures we have used in our research that you may find useful. You are welcome to use these in your own research without additional permission.

Emotional Expressivity Scale (EES)

EES in English, with scoring instructions
EES in Japanese
EES in Japanese, different translation
EES in German
EES in Portuguese
EES in Urdu
EES in Dutch

Temporal Experience of Pleasure Scale (TEPS)

TEPS in English, with scoring instructions
TEPS in Chinese 
TEPS in Dutch
TEPS in French
TEPS in Norwegian

Facial Expression Coding System (FACES)

FACES manual

Clinical Assessment Interview for Negative Symptoms (CAINS)

CAINS measure 
Manual for the CAINS