Zobrazeno 1 - 10
of 69
pro vyhledávání: '"Qingbin Fan"'
Publikováno v:
Land, Vol 13, Iss 11, p 1946 (2024)
Changes in cultivated land use significantly impact food production capacity, which in turn affects food security. Therefore, accurately understanding the spatial and temporal variations in cultivated land use is critical for strategic decision-makin
Externí odkaz:
https://doaj.org/article/0e65a2cde8884eccb5bf72fbf6e9742f
Autor:
Qingbin Fan, Weizhu Xu, Xuemei Hu, Wenqi Zhu, Tao Yue, Feng Yan, Peicheng Lin, Lu Chen, Junyeob Song, Henri J. Lezec, Amit Agrawal, Yanqing Lu, Ting Xu
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-10 (2023)
Abstract Polarization, one of the fundamental properties of light, is critical for certain imaging applications because it captures information from the scene that cannot directly be recorded by traditional intensity cameras. Currently, mainstream ap
Externí odkaz:
https://doaj.org/article/d2da2088ad4046e6be1bbc9f1490feaa
Publikováno v:
Frontiers in Forests and Global Change, Vol 6 (2023)
Research on carbon sources/sinks in desert ecosystems is of great importance to understand the carbon cycle and its response to climate change. Net primary productivity (NPP) and net ecosystem productivity (NEP) are the two most important indictors f
Externí odkaz:
https://doaj.org/article/fcb6ed7c9815471cbedf1bc279573590
Autor:
Qingbin Fan, Weizhu Xu, Xuemei Hu, Wenqi Zhu, Tao Yue, Cheng Zhang, Feng Yan, Lu Chen, Henri J. Lezec, Yanqing Lu, Amit Agrawal, Ting Xu
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-10 (2022)
Inspired by the optical structure of bifocal compound eyes, the authors demonstrate a nanophotonic light-field camera with large depth of field. By using a spin-multiplexed bifocal metalens array and neural network-based reconstruction, they capture
Externí odkaz:
https://doaj.org/article/634cad8e2e1d485ea775c71e0f807001
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-9 (2022)
Abstract Enrichment of heavy metals in urban soils has become a major regional environmental risk. At present, research on the soil heavy metals in cities lacks risk spatial correlation analyses between different heavy metals, and there is a relative
Externí odkaz:
https://doaj.org/article/ff2062936528473fb6fbadeac8cfd4d0
Publikováno v:
Opto-Electronic Advances, Vol 4, Iss 1, Pp 1-7 (2021)
Achromatic metalens composed of arrays of subwavelength nanostructures with spatially varying geometries is attractive for a number of optical applications. However, the limited degree of freedom in the single layer achromatic metasurface design make
Externí odkaz:
https://doaj.org/article/99d7b4e45a914b248787063b0a2f9811
Publikováno v:
Atmosphere, Vol 14, Iss 1, p 153 (2023)
The North Yellow Sea, located at the intersection of the Eurasian continent and North Pacific Ocean at mid-latitudes, is a sensitive area subjected to the joint actions of the ocean, land, and monsoons. On its southern shore, loess and paleosol sedim
Externí odkaz:
https://doaj.org/article/5a0b6c196d1d4dc1acbaf6511b465688
Publikováno v:
Remote Sensing, Vol 14, Iss 21, p 5628 (2022)
The yardangs surrounding the Suoyang City ruins are proven to be wind-eroded landforms developed in an oasis which was used for agriculture in history. According to OSL and 14C dating, as well as historical records of local human activities, we sugge
Externí odkaz:
https://doaj.org/article/4f840c6e22874020aaff29d57dd99b0f
Publikováno v:
Frontiers in Earth Science, Vol 9 (2021)
The “Old Red Sand” (ORS) along the southeast coast of China is of significant paleoclimatic and paleoenvironmental significance. However, its provenance remains controversial. In this study, grain size characteristics and quartz grain surface mic
Externí odkaz:
https://doaj.org/article/4db8527a6df944668c6dcbbd7d32d654
Publikováno v:
Frontiers in Earth Science, Vol 9 (2021)
The middle-Pleistocene Xiashu loess deposit in the lower reaches of the Yangtze River (LRYR), southern China, may yield evidence with significant climatic and environmental significance. However, its provenance remains controversial. In this study, g
Externí odkaz:
https://doaj.org/article/6d523345b34f4836ad46334a0cf71886