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| 1 | Monitoring landslide associated with reservoir impoundment using synthetic aperture radar interferometry: A case study of the Yalong reservoir显示文摘The construction of large reservoirs can address the problem of uneven distribution of rivers in time and space,thereby meeting the needs of human production and living.However,the huge elevation of the water level in some areas may modify the distribution of the groundwater level,causing geological disasters,such as surface deformation and landslides.The Yalong reservoir supplies water to the downstream area of Shannan,Tibet;however,since the reservoir started storing water in 2017,the government has discovered two ancient landslides.In this study,to monitor the deformation of the Yalong reservoir since its construction in 2014,we first used synthetic aperture radar(SAR) data and the multidimensional small baseline subset(MSBAS) method to obtain the deformation in the east-west and vertical directions.The result indicated the presence of three large,slow-moving landslides:Landslides I and II,located on the right bank of the Yalong reservoir,which are consistent with the results obtained by the actual survey,and a new discovery,Landslide Ⅲ,located on the left side of the reservoir.Meanwhile,the experimental results indicated that the dam had undergone obvious deformation after impoundment,which should not be ignored.The global positioning system and interferometric SAR(InSAR) timeseries deformation residual data were used to verify the accuracy of the InSAR method.The results also showed that the deformation caused by the three landslides had te nded to accele rate after the rese rvoir’s impoundment,and that the failure mode was retrogressive landslide.We found that InSAR plays a vital role in landslide detection and failure mode research around reservoirs,and assists in providing early warning for subsequent landslide disasters. | Zhe Liu Bing Xu Qijie Wang Wenyan Yu Zelang Miao | 2022 | Geodesy and Geodynamics2022,13,2: | 2 |
| 2 | Al_2O_3 coated LiCoO_2 as cathode for high-capacity and long-cycling Li-ion batteries显示文摘Lithium-ion batteries(LIBs) as energy storage devices play an important role in all aspects of our life. The increasing energy demand of the society requires LIBs with higher energy density and better performance. We here develop a new and easy-to-scaleup sol-gel method to coat a surface protection layer on commercial LiCoO_2 cathode. We demonstrate that a proper thickness can improve the cycling life with a higher cut-off potential(4.5 V), larger energy capacity(180 mAh/g at 0.5 C) and better energy density(35% more compared to non-coated LiCoO_2). The mechanism of the protection layer is also revealed by a combination of electron microscopy and synchrotron X-ray spectroscopy. | Zelang Jian Wentao Wang Maoyu Wang Yan Wang Nick AuYeung Miao Liu Zhenxing Feng | 2018 | Chinese Chemical Letters2018,29,12: | 2 |
| 3 | A Semi-automatic Method for Road Centerline Extraction from VHR Images显示文摘 | MIAO Zelang WANG Bin SHI Wenzhi | 2014 | IEEE Geoscience and Remote Sensing Letters2014,11,11: | 1 |
| 4 | Road centerline extraction from high-resolution imagery based on shape features and multivariate adaptive regression splines显示文摘 | MIAO Zelang SHI Wenzhong ZHANG Hua | 2013 | IEEE Geosci Remote Sens Lett2013,10,3: | 1 |
| 5 | Spectral-spatial classification and shape features for urban road centerline extraction显示文摘 | SHI Wenzhong MIAO Zelang WANG Qunming | 2014 | IEEE Geosci Remote Sens Lett2014,11,4: | 1 |
| 6 | An integrated method for urban main-road cCenterline extraction from optical remotely sensed imagery显示文摘 | SHI Wenzhong MIAO zelang DEBAYLE J | 2014 | IEEE Trans Geosci Remote Sens2014,52,6: | 1 |
| 7 | Li‐O2 Battery Based on Highly Efficient Sb‐Doped Tin Oxide Supported Ru Nanoparticles显示文摘 | Fujun Li Dai‐Ming Tang Zelang Jian Dequan Liu Dmitri Golberg Atsuo Yamada Haoshen Zhou | 2014 | Adv. Mater2014,,27: | 1 |
| 8 | Core–Shell‐Structured CNT@RuO2 Composite as a High‐Performance Cathode Catalyst for Rechargeable Li–O2 Batteries显示文摘 | Zelang Jian Pan Liu Fujun Li Ping He Xianwei Guo Mingwei Chen Haoshen Zhou | 2014 | Angew. Chem. Int. Ed2014,,2: | 1 |
| 9 | A Semi-automatic Method for Road Centerline Extraction from VHR Images显示文摘 | MIAO Zelang WANG Bin SHI Wenzhong | 2014 | Geoscience and Remote Sensing Letters2014,11,11: | 1 |
| 10 | Mitigated lattice distortion and oxygen loss of Li-rich layered cathode materials through anion/cation regulation by Ti^(4+)-substitution显示文摘Lithium-rich layered cathode material(LLM)can meet the requirement of power lithium-ion energy storage devices due to the great energy density.However,the de/intercalation of Li+will cause the irreversible loss of lattice oxygen and trigger transition metal(TM)ions migrate to Li+vacancies,resulting in capacity decay.Here we brought Ti4+in substitution of TM ions in Li_(1.2)Mn_(0.54)Ni_(0.13)Co_(0.13)O_(2),which could stabilize structure and expand the layer spacing of LLM.Moreover,optimized Ti-substitution can regulate the anions and cations of LLM,enhance the interaction with lattice oxygen,increase Ni^(3+) and Co^(3+),and improve Mn^(4+) coordination,improving reversibility of oxygen redox activation,maintaining the stable framework and facilitating the Li^(+) diffusion.Furthermore,we found 5%Ti-substitution sample delivered a high discharge capacity of 244.2 mAh/g at 50 mA/g,an improved cycling stability to 87.3%after 100 cycles and enhanced rate performance.Thereby Ti-substitution gives a new pathway to achieve high reversible cycle retention for LLMs. | Kaicheng Zhang Yu Tian Xuanjin Chen Shan Hu Zelang Jian | 2024 | Chinese Chemical Letters2024,35,2: | 0 |
| 11 | Low-coordination water Prussian white as cathode for high-performance potassium-ion batteries显示文摘Prussian whites(PWs) with a three-dimensional framework can accommodate the insertion and extraction of ions with large radius,which have been widely used in potassium ion batteries.However,PWs show the poor cycling performance and inferior rate ability because of high coordinated water.In this work,PWs with different water content were synthesized via a coprecipitation method by controlling the reaction temperature.The sample with low-coordination water prohibits the best electrochemical performance.It shows a high capacity of 120.5 mAh/g at 100 mA/g for potassium-ion batteries(KIBs).It also exhibits a good rate performance,displaying a capacity of 73.2 mAh/g at 500 mA/g. | Yang Xia Wei Jin Yanyuan Qi Hang Li Zelang Jian Wen Chen | 2021 | Chinese Chemical Letters2021,32,8: | 0 |
| 12 | Boosting Li-ion storage in Li2MnO_(3) by unequal-valent Ti4+-substitution and interlayer Li vacancies building显示文摘Lithium rich layered oxide(LRLO) has been considered as one of the promising cathodes for lithium-ion batteries(LIBs). The high voltage and large capacity of LRLO depend on Li2MnO_(3)phase. To ameliorate the electrochemical performance of Li2MnO_(3), also written as Li(Li1/3Mn2/3)O_(2), we propose a strategy to substitute Mn4+and Li+in Mn/Li transition metal layer with Ti4+, which can stabilize the structure of Li2MnO_(3)by inhibiting the excessive oxidation of O_(2)-above 4.5 V. More significantly, the unequal-valent substitution brings about the emergence of interlayer Li vacancies, which can promote the Li-ion diffusion based on the enlarged interlayer and increase the capacity by activating the Mn3+/4+redox. We designed Li0.7[Li1/3Mn2/3]0.7Ti0.3O_(2)with high interlayer Li vacancies, which presents a high capacity(290 m Ah/g at 10 m A/g) and stable cycling performance(84% over 60 cycles at 50 m A/g). We predict that this strategy will be helpful to further improve the electrochemical performance of LRLOs. | Yu Tian Yuling Zhao Fanqi Meng Kaicheng Zhang Yanyuan Qi Yujie Zeng Congcong Cai Yuli Xiong Zelang Jian Yang Sun Lin Gu Wen Chena | 2023 | Chinese Chemical Letters2023,34,4: | 0 |