Rujun Guo

ORCID: 0009-0003-4026-3331
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About
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Research Areas
  • Geology and Paleoclimatology Research
  • Geological and Geophysical Studies
  • Geological and Geochemical Analysis
  • Geochemistry and Geochronology of Asian Mineral Deposits
  • earthquake and tectonic studies
  • Geochemistry and Elemental Analysis
  • Hydrocarbon exploration and reservoir analysis
  • Landslides and related hazards
  • Fire effects on ecosystems
  • Plant Diversity and Evolution
  • Paleontology and Stratigraphy of Fossils
  • Geological formations and processes
  • Advanced materials and composites
  • Industrial Automation and Control Systems
  • Flood Risk Assessment and Management
  • Environmental Changes in China
  • Military History and Strategy
  • Drilling and Well Engineering
  • Mineralogy and Gemology Studies
  • Advanced Measurement and Detection Methods
  • Advanced Sensor and Control Systems
  • Cryospheric studies and observations
  • Industrial Technology and Control Systems
  • Plant Ecology and Soil Science
  • Balkan and Eastern European Studies

China University of Geosciences
2020-2024

University of Vienna
2024

Hebei Normal University
2013

The expansion of mountainous urban areas and road networks can influence the terrain, vegetation, material characteristics, thereby altering susceptibility landslides. Understanding relationship between human engineering activities landslide occurrence is great significance for both prevention land resource management. In this study, an analysis was conducted on caused by Typhoon Megi in 2016. A representative area along eastern coast China—characterized development, deforestation, severe...

10.3390/rs15164111 article EN cc-by Remote Sensing 2023-08-21

The Indo-Asia collision significantly changed the topography and drainage network of rivers around Tibetan Plateau. Debate continues as to when how current system Yangtze River was formed. Here we use 40 Ar/ 39 Ar dating detrital micas (muscovite biotite) constrain provenances Pliocene sediments from Jianchuan Yuanmou basins in SE Tibet. Muscovite biotite data same samples Basin suggest contrasting distal v. local sources, respectively. Similarly, muscovite a derivation Yalong River, but...

10.1144/jgs2019-099 article EN Journal of the Geological Society 2020-01-21

The Three Gorges valley is one of the two key capture points evolution Yangtze River, yet formation this valley—from pre-Miocene to late Pleistocene—remains uncertain. Jianghan Basin, a Mesozoic–Cenozoic basin located just downstream valley, crucial area for understanding valley. In study, we used heavy mineral assemblages trace provenance Pliocene–Pleistocene sediments obtained from 300-m-depth Zhoulao drillcore in Basin. Results show that concentrations, compositions, and species display...

10.3390/min11101056 article EN Minerals 2021-09-28

The application of compound mode the "xscale+FPGA" in small UAV autopilot was presented, which xscale chip-PXA255 Intel adopted By analyzing process chip XCS30XL-4VQ100 working on FPGA and embedded Linux system, driver designed. Finally introduced.

10.1109/iecon.2007.4459959 article EN IECON 2017 - 43rd Annual Conference of the IEEE Industrial Electronics Society 2007-01-01

Sedimentary basins in the southeastern margin of Tibetan Plateau yield valuable geophysical and fossil records, documenting paleoenvironmental biodiversity changes Hengduan Mountains. Constraining age sediment deposition is fundamental understanding evolutionary history biodiversity, climate (e.g. development monsoon), regional landscape changes. Many this area were originally considered as Miocene based on lithostratigraphic comparison biostratigraphy, although has been challenged recently...

10.5194/egusphere-egu24-9546 preprint EN 2024-03-08

Changes in the grain size distribution of river sediment have environmental, ecological and social implications. This study investigated variation bulk samples, detrital zircons rutiles from mainstream major tributaries Yangtze River. The mean samples upper reaches is significantly higher than mid-lower reaches. Equivalent Spherical Diameter (ESD) most (from previous work) rutile grains fall within range 32-250 μm with dominant 63-125 μm. Coarse-sized ESD 125-250 are found...

10.5194/egusphere-egu24-3451 preprint EN 2024-03-08

Abstract Quartz is one of the most common rock-forming minerals and crystallizes over a wide range temperature pressure conditions. This diversity quartz crystallization environments reflected by trace-element compositional variations, which can be used to distinguish between different source sediments. Trace elements that are incorporated into lattice form corresponding paramagnetic centers (impurity centers, such as Al Ti centers), detected using electron spin resonance (ESR) method....

10.2138/am-2020-7565 article EN American Mineralogist 2021-04-19

Taking SP95 as the standards,Manufacturing Execution System(MES)was implemented in Lanzhou Cigarette Factory,which was composed of realtime/historical data integration platform,production model platform,application system developing platform,MES platform,enterprise communication platform and collection interface.The MES adopted modern technique,realtime processing technique,model driving technique,optimal schedule technique to perform multiple functions,such production scheduling,ordering...

10.3969/j.issn.1002-0861.2008.06.007 article EN Tobacco Science & Technology 2007-12-30

长江武汉城区段呈SSW-NNE向从城市中心流过.两岸滨江平原是武汉城市的黄金地段.分布于汉阳和武昌沿岸的滨江平原,平面形状似弓形分布于晚更新世岗地与长江之间.研究发现,其形成经历了江-洲-湖-陆的转变过程,是长江中的沙洲并岸的产物.本文以武昌北滨江平原为例,对其形成过程进行了解析.长江武汉蛇山-青山段在明代江面十分开阔,左岸相对平直,因受汉江三角洲影响岸线微向江突出;右岸弯曲呈抛物线形,边界大致在现沙湖南岸-沙湖港-青山港一线.河道中沙洲发育,河型为多分汊河道.至清代中期后,沙洲先后向右岸移动,多沙洲不断聚合,河道呈东西两支分汊,西汊道为主河道.右汊道被先后靠岸的沙洲分隔为余家湖、沙湖、白杨湖等串珠状湖泊,并不断萎缩.到1899年因自然和人为作用,右汊入口被堵,沙洲与右岸陆地相联,滨江平原形成.余家湖消失,白杨湖萎缩成现在的青山港,沙湖与长江脱离成为独立湖.其河道地貌演化与滨江平原的形成过程可归结为:多沙洲分汊河道-单沙洲分汊河道与沙洲夹湖-沙洲成陆与顺直单河道.该研究对长江中下游类同地貌环境江段滨江平原形成具有启示意义.;Yangtze River runs across...

10.18307/2022.0324 article EN Journal of Lake Sciences 2022-01-01

摘要:...

10.3799/dqkx.2021.086 article ZH-CN Earth Science-Journal of China University of Geosciences 2021-01-01
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