School of Economics and Management, Beijing University of Chemical Technology, Beijing 100029, China Centre for Energy Chemical Management, Beijing University of Chemical Technology, Beijing 100029, ...

Abstract: In this paper, a quasi-Mandelbrot fractal geometry is proposed and applied to the design of patch antennas. An equation for calculating the operating frequency of the patch antennas based on ...

School of Energy and Power Engineering, Changsha University of Science & Technology (CSUST), Changsha 410114, China Key Laboratory of Renewable Energy Electric-Technology of Hunan Province, Changsha ...

College of Safety Science and Engineering, Xi’an University of Science and Technology, Xi An, Shaanxi 710054, P. R. China Key Laboratory of Coal Resources Exploration and Comprehensive Utilization, ...