Affiliation: | 1. U.S. National Institute of Standards and Technology, NIST, 100 Bureau Drive, Gaithersburg, MD 20899-8314, USA;2. Montgomery College, Rockville, MD 20850, USA;1. Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 21, 1113 Sofia, Bulgaria;2. National Specialized Hospital for Active Treating of Haematological Diseases, Sofia, Bulgaria;1. CAS Key Laboratory of Mechanical Behavior and Design of Materials, Department of Modern Mechanics, University of Science and Technology of China, Hefei 230027, China;2. National Key Laboratory of Science and Technology on Advanced Composites in Special Environments, Harbin Institute of Technology, Harbin, Heilongjiang 150080, China;1. Materials Research Centre, Indian Institute of Science, 560012 Bangalore, India;2. Fakultät für Physik, Universität Duisburg-Essen, D-47048 Duisburg, Germany |