Zobrazeno 1 - 10
of 116
pro vyhledávání: '"Xiangkun Zhang"'
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 1167-1175 (2024)
The spatially variant apodization (SVA) algorithm, a classic super-resolution method for synthetic aperture radar (SAR) images, can suppress side lobes while maintain the resolution of the main lobe. To address the problem of residual side lobes or l
Externí odkaz:
https://doaj.org/article/4d4d82bb2b8f437583bc50e03085abd1
Publikováno v:
Remote Sensing, Vol 16, Iss 21, p 3928 (2024)
The Tibetan Plateau (TP) is the largest glacier reserve outside the Antarctic and Arctic regions. Climate warming has affected the reserve of freshwater resources and led to frequent glacier disasters. However, due to its extreme environment of hypox
Externí odkaz:
https://doaj.org/article/ca245f47d77147f4b93c2c2f2a948387
Autor:
Xiangkun Zhang, Houmei You, Jinpeng Hou, Zhong Li, Yongjun Feng, Yanjun Lin, Xun Dai, Kewei Zhang, Weiliang Tian
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 3804-3814 (2023)
Layered vermiculite (VMT) nanosheets have received significant attention as inorganic additives in the field of nanocomposites; however, extremely low yields and efficiencies limit their large-scale utilization. Herein, we develop a narrow-gap exfoli
Externí odkaz:
https://doaj.org/article/3d19d78852fa4cb9a159b7b660402c30
Autor:
Yuanhao Liu, Yiwen Shen, Wei Ding, Xiangkun Zhang, Weiliang Tian, Song Yang, Bin Hui, Kewei Zhang
Publikováno v:
npj Flexible Electronics, Vol 7, Iss 1, Pp 1-10 (2023)
Abstract The rapid development of smart and carbon-neutral cities motivates the potential of natural materials for triboelectric electronics. However, the relatively deficient charge density makes it challenging to achieve high Maxwell’s displaceme
Externí odkaz:
https://doaj.org/article/d13237439d6f4014b5ccb4749de16d46
Publikováno v:
Sensors, Vol 24, Iss 4, p 1094 (2024)
The paper introduces a numerical simulation method for Synthetic Aperture Radar (SAR) imaging of submerged body wakes by integrating hydrodynamics, electromagnetic scattering, and SAR imaging simulation. This work is helpful for better understanding
Externí odkaz:
https://doaj.org/article/9cd90c6bedb64eb18e90abc25ab8d203
Publikováno v:
Sensors, Vol 23, Iss 21, p 8846 (2023)
The upcoming Salinity Satellite, scheduled for launch in 2024, will feature the world’s first phased array radar scatterometer. To validate its capability in measuring ocean surface backscatter coefficients, this paper conducts an in-depth analysis
Externí odkaz:
https://doaj.org/article/04051c566ba04e7ab4a54317be7c8cc4
Publikováno v:
Catalysis Communications, Vol 165, Iss , Pp 106439- (2022)
Hydrolysis of ZIF-8 in water becomes a key barrier to improving the electrochemical performance of ZIF-derived catalysts. In this paper, dopamine is used to inhibit ZIF-8 hydrolysis. The obtained Fe0.1-NC NPs catalysts exhibit excellent electrochemic
Externí odkaz:
https://doaj.org/article/7e0c9d3f58414c6e86f8c908e5e7e0fa
Publikováno v:
Sensors, Vol 22, Iss 24, p 9829 (2022)
Ultra-wideband (UWB) nonlinear frequency modulation (NLFM) waveforms have the advantages of low sidelobes and high resolution. By extending the frequency domain wideband synthesis method to the NLFM waveform, the synthetic bandwidth will be limited,
Externí odkaz:
https://doaj.org/article/362d96c5f6014534a067923252bd6b76
Publikováno v:
Materials, Vol 15, Iss 11, p 3851 (2022)
In order to control energy consumption and reduce pollution, the use of supplementary cementitious materials (SCMs) instead of cement to produce green cementitious materials can save energy, reduce emissions and achieve sustainable development. This
Externí odkaz:
https://doaj.org/article/0f234a5c923d46d48e2287dd4241efc0
Publikováno v:
Materials Research Express, Vol 9, Iss 2, p 025604 (2022)
The high price and unsatisfactory stability of Pt-based catalysts for the sluggish oxygen reduction reaction (ORR) severely limit the development of fuel cells and metal-air batteries. Therefore, developing Pt-free electrocatalysts with excellent act
Externí odkaz:
https://doaj.org/article/e586a6aa71fc4caf9e40ee9e772efcbe