The Marketing Scales website is a gold mine of information. It is the only source that helps me understand the psychometric quality of the instruments used in past research. I recommend that researchers bookmark this site . . . they will be back!
emotions
A three-item, seven-point semantic differential scale is used to measure the degree of emotion-like quality perceived to be expressed by a certain stimulus.
A three-item, seven-point semantic differential scale is used in measuring the degree to which a purchase decision is influenced by one's feelings versus one's cognitive thinking.