supported by the Special Funds for Major State Basic Research Project (Grant No. 2011CB301900);the 973 project of the Ministry of Science and Technology of China (Grant No. 2011CBA00107);the Hi-tech Research Project (Grant No. 2011AA03A103);the National Natural Science Foundation of China (Grant Nos. 60990311, 60820106003, 60906025, 60936004, 61176063, 61071009, and 61027008);the Specialized Research Fund for the Doctoral Program of Higher Education (Grant No. 20090091110040);the Natural Science of Foundation of Jiangsu province (Grant Nos. BK2011010, BK2010385, and BK2010178);the Fok Ying-Tong Education Foundation (Grant No. 122028)
The dielectric functions of GaN for the temperature and frequency ranges of 10–300 K and 0.3–1 THz are obtained using terahertz time-domain spectroscopy.It is found that there are oscillations of the dielectric func...
Supported by the National Basic Research Program of China(Nos 2011CBA00107,2011CBA00202);the National Natural Science Foundation of China under Grant Nos 61071009,61027008,11104110;the Specialized Research Fund for Doctoral Program of Higher Education(20090091110040);the Priority Academic Program Development of Jiangsu Higher Education Institutions(PAPD)。
We report on fractal-featured square and ring-shaped apertures with a Sierpinski carpet pattern(SCP)on metallic and superconducting NbN films.Multiple extraordinary terahertz(THz)transmission peaks are studied in the ...