Zobrazeno 1 - 10
of 6 607
pro vyhledávání: '"L. Hou"'
Publikováno v:
Mechanical Sciences, Vol 13, Pp 55-65 (2022)
In this paper, the machining principle of variable hyperbolic circular-arc-tooth-trace (VH-CATT) cylindrical gears is analysed, and a modular configuration design of this special machine tool is carried out. Based on the importance of parameter and k
Externí odkaz:
https://doaj.org/article/0eb863f7ae384567bd45714a36effa25
Publikováno v:
Atmospheric Measurement Techniques, Vol 13, Pp 4899-4909 (2020)
Due to technical and cost limitations, the monitoring of emissions from ships sailing in open water within ship emission control areas (ECAs) is relatively rare. The present study adopts a monitoring method involving an unmanned aerial vehicle (UAV)
Externí odkaz:
https://doaj.org/article/b77974d248654819b24e719cce891e0c
Publikováno v:
Biogeosciences, Vol 16, Pp 4113-4128 (2019)
The colonization by a large number of sea animals, including penguins and seals, plays an important role in the nitrogen cycle of the tundra ecosystem in coastal Antarctica. However, little is known about the effects of sea animal colonization on amm
Externí odkaz:
https://doaj.org/article/9fa9d550a7dd44a892f0ac9f81bfbedb
Publikováno v:
Materials Today Advances, Vol 6, Iss , Pp - (2020)
Herein, we detail developments in the scalable fabrication of all-two-dimensional (2D) flexible and transparent photodetectors. These devices were fabricated from chemical vapour deposition derived graphene and tungsten disulphide on poly(ethylene na
Externí odkaz:
https://doaj.org/article/18588322d1aa4c839e691728f6363fd3
Publikováno v:
Biogeosciences, Vol 15, Pp 5169-5187 (2018)
The niche differentiation of ammonia and nitrite oxidizers is controversial because they display disparate patterns in estuarine, coastal, and oceanic regimes. We analyzed diversity and abundance of ammonia-oxidizing archaea (AOA) and β-proteobac
Externí odkaz:
https://doaj.org/article/1d2f30d68a8e49d997674053b5087948
Publikováno v:
eXPRESS Polymer Letters, Vol 10, Iss 12, Pp 1026-1033 (2016)
Copolymerization of 4-methyl-1-pentene (4M1P) with 9-decen-1-ol (9D1O) or 4-penten-1-ol (4P1O) was conducted by using metallocene catalysts. The activity could be improved under the higher polymerization temperature. The dyad distribution of poly(4M1
Externí odkaz:
https://doaj.org/article/8cb2c63702fa4ff7883658b6c28d8ca1
Publikováno v:
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol XLI-B8, Pp 1305-1308 (2016)
GlobalLand 30 is the first 30m resolution land cover product in the world. It covers the area within 80°N and 80°S. There are ten classes including artificial cover, water bodies, woodland, lawn, bare land, cultivated land, wetland, sea area, shrub
Externí odkaz:
https://doaj.org/article/42c4f717e5904071a1778e2f75e00e6f
Publikováno v:
Plant, Soil and Environment, Vol 62, Iss 5, Pp 202-209 (2016)
Soil nitrogen (N) cycling is an important factor in terrestrial ecosystems, including grasslands. Understanding the effects of grazing on nitrogen cycling in grassland ecosystems is critical for better management and for improving knowledge of the me
Externí odkaz:
https://doaj.org/article/9327ba3fc5964f198579c196eef5844e
Publikováno v:
Biologia Plantarum, Vol 59, Iss 3, Pp 469-476 (2015)
The secretory (Sec) pathway is one of the most important systems for transporting proteins across the thylakoid membrane into the lumen. Two Arabidopsis genes encoding SecY translocon proteins, designated SCY1 and SCY2, were characterized in this stu
Externí odkaz:
https://doaj.org/article/7288351685e5435c911e7d29bf21657b