Fengnian Wang

Study on deformation mechanism and reinforcement measures of flat‐top grotto roof

Keyuan Liu, Zhigang Tao, Xiaotian Lei, Xiaojie Yang et autres

Abstract With the intensification of global warming, the frequency and intensity of extreme rainfall events continue to rise, especially unstable precipitation, which poses a significant challenge to the stability of grottoes. The variations in water pressure and humidity induced by rainfall exacerbate …

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Paleontological Evidence for a Northward Shift of the Climate Zone During the Qin and Han Dynasties—A Case of Paleontology from Lake Deposits in the Salawusu River Basin, Mu Us Desert, China

Dongfeng Niu, Baosheng Li, Shuhuan Du, Xiaohao Wen et autres

The lacustrine horizon (thickness of 8.75 cm thick) of the Qin and Han dynasties (221 BC–220 AD) was determined based on AMS-14C analysis conducted by the Beta Analytic Radiocarbon Dating Laboratory on the Dishaogouwan section (37°43′ N, 108°31′ E) in the Salawusu …

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Spatial distribution characteristics of major elements in sediments and their provenance implications in the Mu Us Sandy Land, China

Ruiyao Xu, Yuejun Si, Baosheng Li, Dongfeng Niu et autres

Thirty-five modern aeolian sand samples were analyzed for major elements from the Mu Us Sandy Land. In the combination of the existing major elements data of the paleo-aeolian sand from the Late Pleistocene profiles in the northeastern and southwestern margins of the …

A quantitative model of technological pedagogical content knowledge (TPACK) based on graphical calculation

Xinnan Zhao, Fengnian Wang

Technological Pedagogical Content Knowledge (TPACK) is a theoretical framework used to assess information teaching. However, its application and popularity in practice is limited due to usability and accuracy issues. This study presents a quantitative model called TPACK-Venn, which is based on the …

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A Regional Paleoclimate Record of the Tropical Aeolian Sands during the Last Deglaciation in Hainan, China

Fengnian Wang, Baosheng Li, Dongfeng Niu, Xiaoze Li et autres

The KLD segment of the Kenweiyuan section in Wenchang, Hainan, China is a set of aeolian sand deposits of the Last Deglaciation. The chemical element and heavy mineral analysis performed in this study reveals the chemical index of alteration (CIA) in the …

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Paleoenvironmental changes and East Asian winter monsoon evolution: evidence from coastal sedimentary sequence of the Last Glacial in the Shandong Peninsula, China

Zhiwen Li, Fengnian Wang, Baosheng Li, Ding-ding Du et autres

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C4 vegetation characteristics in the monsoon rainforest of the Pearl River delta during the MIS 2 period

Dongfeng Niu, Fengnian Wang, Peixian Shu, Baosheng Li et autres

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East Asian summer monsoon changes in subtropical China since late Pleistocene: Evidence from the Ailuropoda-Stegodon fauna

Zhiwen Li, Li Sun, Fengnian Wang, Ding-ding Du et autres

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Protective effect of huperzine A against isoproterenol-induced myocardial damage in rats via regulation of PI3K/Akt signaling pathway

Lili Liu, Fengnian Wang

Purpose: To investigate the cardioprotective effect of huperzine A (Hup A) against isoproterenol (ISO)- induced myocardial infarction (MI) in rats. Methods: Forty healthy male rats were divided into 4 groups. Control rats received only saline. Rats in Hup A group were injected …

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Variations in the aeolian sequence Zr/Rb ratios in the Mu Us Desert during the Holocene and their implications for the East Asian monsoon

Fengnian Wang, Yuejun Si, Baosheng Li, Dongfeng Niu et autres

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Evolution of Storm Surges over the Little Ice Age Indicated by Aeolian Sand Records on the Coast of the Beibu Gulf, China

Chen Zhi, Baosheng Li, Fengnian Wang, Shuhuan Du et autres

The Wutou section, hereinafter referred to as “WTS”, lies in Jiangping, Guangxi Province, China (21°32′8.25″ N, 108°06′59.9″ E; thickness of 246 cm) and consists of fluvial-lacustrine facies and dune sands of the Late Holocene. This study reconstructed the evolution of storm surges …

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Holocene high-resolution monsoon climate fluctuations in the Mu Us desert, China

Dongfeng Niu, Yuejun Si, Baosheng Li, Fengnian Wang et autres

The MGS1 segment of the Milanggouwan stratigraphic section, which is located on the southeastern margin of the Mu Us Desert in China, recorded 11 sedimentary cycles consisting of aeolian dune sands overlapping with fluvio-lacustrine facies or paleosols in the Holocene. Through the …

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