Affiliation: | 1. Center for Advanced Materials , University of Massachusetts , Lowell, MA, 01854 Phone: 978-934-3695 Fax: 978-934-3695;2. Center for Advanced Materials , University of Massachusetts , Lowell, MA, 01854 Phone: 978-934-3707 Fax: 978-934-3707;3. Department of Plastics Engineering , University of Massachusetts , Lowell, MA, 01854 Phone: 978-934-3454 Fax: 978-934-3454;4. Department of Physics and Applied Physics , University of Massachusetts , Lowell, MA, 01854 Phone: 978-934-3687 Fax: 978-934-3687 |