Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Zhi-Jian Gao"'
Publikováno v:
IEEE Access, Vol 7, Pp 20767-20772 (2019)
A transmitting lens antenna with focused beams by employing four-layer phase-gradient metasurface (PGMS) is proposed. A wideband slot-coupled antenna is mounted close to the focal position of the PGMS acting as a feed. The electromagnetic wave radiat
Externí odkaz:
https://doaj.org/article/e6cee4853f0c4053b564bf1a82d0613e
Publikováno v:
IEEE Access, Vol 7, Pp 20767-20772 (2019)
A transmitting lens antenna with focused beams by employing four-layer phase-gradient metasurface (PGMS) is proposed. A wideband slot-coupled antenna is mounted close to the focal position of the PGMS acting as a feed. The electromagnetic wave radiat
Publikováno v:
International Journal of RF and Microwave Computer-Aided Engineering. 30
Publikováno v:
Advanced Synthesis & Catalysis. 361:526-534
Publikováno v:
Synthesis. 50:1667-1674
A one-pot synthesis of substituted (dihydro)thieno[2,3-c]chromene derivatives was developed through a Lewis base catalyzed domino Michael addition/intramolecular cyclization reaction between 3-nitro-2H-chromenes and thioamides. The desired (dihydro)t
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science (Sage Publications, Ltd.); Jun2022, Vol. 236 Issue 11, p6141-6151, 11p
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science (Sage Publications, Ltd.); Mar2021, Vol. 235 Issue 6, p1085-1096, 12p
Publikováno v:
Ying yong sheng tai xue bao = The journal of applied ecology. 26(11)
In this study, a semi-open-top artificial climate chamber was used to study the effect of CO2 enrichment (360 and 540 µmol · mol(-1)) and nitrogen addition (0, 150, 300 and 450 kg · hm(-2)) on cotton dry matter accumulation and distribution, nitro
Publikováno v:
Advanced Materials Research. :2473-2476
This paper presents the real estate early-warning and forecasting system developed to monitor and provide pre-warning to the user decision makers in the property market. The paper analyses essential factors affecting the real estate market, and build
Publikováno v:
Advanced Materials Research. :1799-1803
Into 2011, the State has strengthened macro-control of real estate, and the policies of restricting purchase have been put forward by the local governments, the real estate industries are facing unprecedented difficulties. The enterprises should adju