Search Results - "Zheng, Haifeng"

Asymmetric Cycloaddition and Cyclization Reactions Catalyzed by Chiral N,N′‑Dioxide–Metal Complexes by Liu, Xiaohua, Zheng, Haifeng, Xia, Yong, Lin, Lili, Feng, Xiaoming

“…Conspectus Catalytic asymmetric cycloadditions and cascade cyclizations are a major focus for the enantioselective construction of chiral carbo- and…”
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Ecoenzymatic stoichiometry can reflect microbial resource limitation, substrate quality, or both in forest soils by Zheng, Haifeng, Vesterdal, Lars, Schmidt, Inger Kappel, Rousk, Johannes

“…Many studies have used the relative activities of extracellular enzymes associated with microbial carbon (C), nitrogen (N) and phosphorus (P) acquisition to…”
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A Distributed Hierarchical Deep Computation Model for Federated Learning in Edge Computing by Zheng, Haifeng, Gao, Min, Chen, Zhizhang, Feng, Xinxin

“…Deep learning has recently garnered significant interest in many applications especially for big data analytics in the edge computing environment. Federated…”
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Asymmetric Synthesis of 2,3-Dihydropyrroles by Ring-Opening/Cyclization of Cyclopropyl Ketones Using Primary Amines by Xia, Yong, Liu, Xiaohua, Zheng, Haifeng, Lin, Lili, Feng, Xiaoming

“…The asymmetric ring‐opening/cyclization of cyclopropyl ketones with primary amine nucleophiles was catalyzed by a chiral N,N′‐dioxide/scandium(III) complex…”
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MDU‐sampling: Multi‐domain uniform sampling method for large‐scale outdoor LiDAR point cloud registration by Ou, Wengjun, Zheng, Mingkui, Zheng, Haifeng

“…Sampling is a crucial concern for outdoor light detection and ranging (LiDAR) point cloud registration due to the large amounts of point cloud. Numerous…”
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Changes in spatio-temporal patterns of urban forest and its above-ground carbon storage: Implication for urban CO2 emissions mitigation under China's rapid urban expansion and greening by Ren, Zhibin, Zheng, Haifeng, He, Xingyuan, Zhang, Dan, Shen, Guoqiang, Zhai, Chang

“…Understanding spatio-temporal dynamics of UF and its above-ground carbon storage (CS) is important for mitigating urban CO2 emissions under China's rapid urban…”
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Regio- and Enantioselective Aza-Diels-Alder Reactions of 3-Vinylindoles: A Concise Synthesis of the Antimalarial Spiroindolone NITD609 by Zheng, Haifeng, Liu, Xiaohua, Xu, Chaoran, Xia, Yong, Lin, Lili, Feng, Xiaoming

“…An asymmetric aza‐Diels–Alder reaction of 3‐vinylindoles with isatin‐derived ketimines has been developed. A series of spiroindolone derivatives were thus…”
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Stereodivergent synthesis of vicinal quaternary-quaternary stereocenters and bioactive hyperolactones by Zheng, Haifeng, Wang, Yan, Xu, Chaoran, Xu, Xi, Lin, Lili, Liu, Xiaohua, Feng, Xiaoming

“…Although great success has been achieved in asymmetric Claisen rearrangement for the synthesis of chiral γ,δ-unsaturated carbonyl compounds bearing vicinal…”
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Data Gathering with Compressive Sensing in Wireless Sensor Networks: A Random Walk Based Approach by Zheng, Haifeng, Yang, Feng, Tian, Xiaohua, Gan, Xiaoying, Wang, Xinbing, Xiao, Shilin

“…In this paper, we study the problem of data gathering with compressive sensing (CS) in wireless sensor networks (WSNs). Unlike the conventional approaches,…”
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Mycorrhizal association of common European tree species shapes biomass and metabolic activity of bacterial and fungal communities in soil by Heděnec, Petr, Nilsson, Lars Ola, Zheng, Haifeng, Gundersen, Per, Schmidt, Inger Kappel, Rousk, Johannes, Vesterdal, Lars

“…Recent studies have revealed effects of various tree species on soil physical and chemical properties. However, effects of various tree species on composition…”
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Efficient synthesis of carbazolespirooxindole skeletons via asymmetric Diels-Alder reaction of 3-vinylindoles and methyleneindolinones by Zheng, Haifeng, He, Peng, Liu, Yangbin, Zhang, Yulong, Liu, Xiaohua, Lin, Lili, Feng, Xiaoming

“…A highly efficient catalytic asymmetric Diels-Alder reaction between 3-vinylindoles and methyleneindolinones has been achieved using chiral N,N'-dioxide-Ni(II)…”
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A functional role for the ‘fibroblast‐like cells’ in gastrointestinal smooth muscles by Kurahashi, Masaaki, Zheng, Haifeng, Dwyer, Laura, Ward, Sean M., Don Koh, Sang, Sanders, Kenton M.

“…Non‐technical summary Smooth muscles, as in the gastrointestinal tract, are composed of several types of cells. Gastrointestinal muscles contain smooth muscle…”
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Effects of Litter Quality Diminish and Effects of Vegetation Type Develop During Litter Decomposition of Two Shrub Species in an Alpine Treeline Ecotone by Zheng, Haifeng, Chen, Yamei, Liu, Yang, Heděnec, Petr, Peng, Yan, Xu, Zhenfeng, Tan, Bo, Zhang, Li, Guo, Li, Wang, Lifeng, Vesterdal, Lars

“…Because climate change is predicted to have a strong impact on high-altitude ecosystems, a better knowledge of litter decomposition in alpine ecosystems is…”
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Capacity and Delay Analysis for Data Gathering with Compressive Sensing in Wireless Sensor Networks by Haifeng Zheng, Shilin Xiao, Xinbing Wang, Xiaohua Tian, Guizani, M.

“…Compressive sensing (CS) provides a new paradigm for efficient data gathering in wireless sensor networks (WSNs). In this paper, with the assumption that…”
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Research on the Impact of Steel Energy Conservation Technology Diffusion on Enterprises' Participation in Carbon Trading by Zhang, Yuzhuo, Wang, Chengjie, Zheng, Haifeng, Wu, Peng

“…In the process of steel production, the use of high temperature and high pressure smelting technology, continuous casting and rolling technology, waste heat…”
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Simulation of energy-saving technologies diffusion and carbon trading in the building materials industry by Zhang, Yuzhuo, Wang, Chengjie, Zheng, Haifeng, Wu, Peng

“…In the process of building materials production, the use of cement raw meal grinding aid technology, infrared high-radiation energy-saving coating for glass…”
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Estimation of the Relationship Between Urban Vegetation Configuration and Land Surface Temperature with Remote Sensing by Zhibin, Ren, Haifeng, Zheng, Xingyuan, He, Dan, Zhang, Xingyang, Yu

“…Urban vegetation can help decrease Land surface temperature (LST) to mitigate urban heat island (UHI) effects. The relationship between LST and urban…”
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Na+/Ca2 + Exchange and Pacemaker Activity of Interstitial Cells of Cajal by Zheng, Haifeng, Drumm, Bernard T., Zhu, Mei Hong, Xie, Yeming, O’Driscoll, Kate E., Baker, Salah A., Perrino, Brian A., Koh, Sang Don, Sanders, Kenton M.

“…Interstitial cells of Cajal (ICC) are pacemaker cells that generate electrical slow waves in gastrointestinal (GI) smooth muscles. Slow waves organize basic…”
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Estimation of the Relationship between Urban Park Characteristics and Park Cool Island Intensity by Remote Sensing Data and Field Measurement by Guoqiang Shen, Xingyang Yu, Dan Zhang, Haifeng Zheng, Xingyuan He, Zhibin Ren, Ruichao Guo

“…The cooling effects of urban parks, which form “Park Cool Island” (PCI), can help decrease land surface temperature (LST) and mitigate urban heat island (UHI)…”
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Efficacy of conservation strategies for endangered oriental white storks (Ciconia boyciana) under climate change in Northeast China by Zheng, Haifeng, Shen, Guoqiang, Shang, Linyuan, Lv, Xianguo, Wang, Qiang, McLaughlin, Neil, He, Xingyuan

“…Climate change can lead to habitat loss and degradation, and consequently endangers species in a specific region. Besides addressing the priority areas of…”
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