Compact quasi‐elliptic bandpass filter with high selectivity using short‐circuited coupled line
Sign Up to like & getrecommendations! Published in 2019 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.31982
Abstract: A design strategy of a bandpass filter (BPF) with sharp roll‐off and improved stopband performances is presented in this paper. The proposed filter prototype consists of a couple of parallel‐coupled stepped‐impedance resonators (SIRs) and two… read more here.
Keywords: circuited coupled; short circuited; compact quasi; bandpass filter ... See more keywords
Geometry of compact quasi-Einstein manifolds with boundary
Sign Up to like & getrecommendations! Published in 2021 at "manuscripta mathematica"
DOI: 10.1007/s00229-021-01340-4
Abstract: In this article, we study the geometry of compact quasi-Einstein manifolds with boundary. We establish sharp boundary estimates for compact quasi-Einstein manifolds with boundary that improve some previous results. Moreover, we obtain a characterization theorem… read more here.
Keywords: einstein manifolds; manifolds boundary; compact quasi; geometry ... See more keywords
Compact quasi continuous pumped Nd: YAG Q-switched solid laser
Sign Up to like & getrecommendations! Published in 2019 at "Chinese Optics"
DOI: 10.3788/co.20191202.0413
Abstract: A compact end-pumped Electro-optical Q-switched Nd:YAG laser was designed in this paper. In order to achieve compact construction, laser diode arrays(LDAs) with collimated fast axes were used as pumping source. A spherical lens with a… read more here.
Keywords: laser; yag switched; continuous pumped; compact quasi ... See more keywords