Delu Li

ORCID: 0000-0003-2211-6840
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About
Contact & Profiles
Research Areas
  • Hydrocarbon exploration and reservoir analysis
  • Geochemistry and Geologic Mapping
  • Geochemistry and Elemental Analysis
  • Geological and Geochemical Analysis
  • Paleontology and Stratigraphy of Fossils
  • Geological Studies and Exploration
  • Coal Properties and Utilization
  • Rock Mechanics and Modeling
  • Hydraulic Fracturing and Reservoir Analysis
  • Plant Ecology and Soil Science
  • Geological and Geophysical Studies
  • Forest, Soil, and Plant Ecology in China
  • Geology and Paleoclimatology Research
  • X-ray Spectroscopy and Fluorescence Analysis
  • Methane Hydrates and Related Phenomena
  • Ecology and Conservation Studies
  • Air Quality and Health Impacts
  • Insect-Plant Interactions and Control
  • Landslides and related hazards
  • Traditional Chinese Medicine Studies
  • Agriculture, Soil, Plant Science
  • Mining and Gasification Technologies
  • Remote Sensing and Land Use
  • Insect symbiosis and bacterial influences
  • Trace Elements in Health

Xi'an University of Science and Technology
2018-2025

Ministry of Agriculture and Rural Affairs
2024

State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation
2023-2024

University of Science and Technology
2023

Bridge University
2023

Ministry of Natural Resources
2023

Shandong University of Science and Technology
2019

Chang'an University
2016-2018

Gansu Desert Control Research Institute
2006-2017

Qilu Hospital of Shandong University
2010

Late Permian–Early Triassic basic rocks, which are widespread in the western margin of Yangtze block (SW China), provide critical information for regional tectonic evolution. The Qiaoqi intrusion, distributed block, is selected as a representative discussion this paper. LA-ICP-MS zircon U-Pb dating results show that intrusion was formed at 245 ± 1 Ma. It belongs to medium-K calc-alkaline and tholeiitic basalt series. characterized by high concentrations Fe2O3T (11.53 wt. % 15.50 %), TiO2...

10.3390/min15020190 article EN Minerals 2025-02-19

Liquid nitrogen (LN2) fracturing is beneficial to the development and utilization of geothermal energy. In this paper, red sandstone was heated from room temperature different temperatures (25°C–800°C) then cooled with LN2. After attaining temperature, nuclear magnetic resonance (NMR), uniaxial compression, acoustic emission (AE) tests were conducted, results compared for samples. The showed that an increase in quenching difference, volume micropores decreased gradually, while fine pores,...

10.1061/ijgnai.gmeng-9010 article EN International Journal of Geomechanics 2024-02-07

Abstract BACKGROUND The polyphagous mirid bug Apolygus lucorum (Meyer‐Dür) and the green leafhopper Empoasca spp. Walsh are small pests that widely distributed important of many economically crops, especially kiwis. Conventional monitoring methods expensive, laborious error‐prone. Currently, deep learning ineffective at recognizing them. This study proposes a new deep‐learning‐based YOLOv5s_HSSE model to automatically detect count them on sticky card traps. RESULTS Based database 1502...

10.1002/ps.7964 article EN Pest Management Science 2024-01-20

Located in the middle‐western area of China, Ordos Basin is a large continental basin with vast petroleum resources. Oil shale Chang 7 oil layer from Triassic Yanchang Formation represents typical lacustrine China. samples were collected to study characteristics elements geochemistry. The rare earth (REEs) concentration varies 138.51 206.36 μg/g an average 162.64 μg/g, close REEs content North American Composite and slightly higher than upper crust. chondrite‐normalized composite‐normalized...

10.1002/gj.2980 article EN Geological Journal 2017-08-31

Lacustrine sedimentary formations potentially contain hydrocarbons. The lacustrine rocks of the Ziliujung and Xintiangou Formations have been investigated for their hydrocarbon potential using low-pressure nitrogen adsorption (LP-N2A), low-field nuclear magnetic resonance (NMR), scanning electron microscopy (SEM), total organic carbon (TOC), rock-eval pyrolysis (Rock-Eval), gas chromatography (GC), chromatography–mass spectrometry (GC–MS), X-ray fluorescence (XRF), inductively coupled plasma...

10.3390/min14040336 article EN Minerals 2024-03-25

The study of the oil shale from Triassic Chang 7 layer in Ordos Basin is great importance to and gas resources investigation. Based on systematic analyses major elements rare earth twelve samples grain size four sandstone Yishicun Profile southern Basin, characteristics corresponding geological implications are discussed. Al/Si Si/(Si + Al Fe) small range, with averages 0.29 0.67, indicating that quartz main mineral deposits near terrigenous provenance. Rare illustrate enrichment light...

10.3390/min8040157 article EN cc-by Minerals 2018-04-12

A saline lake developed in the Ningnan Basin during sedimentation of Qingshuiying Formation Late Paleogene. In order to research evolutionary characteristics and its response effect regional paleoclimate uplift Tibetan Plateau Paleogene, Hejiakouzi section north was selected. The features strata, gypsum petrology, S Sr isotopes synsedimentary were studied. Furthermore, relationship evolution are discussed. results showed that lithology mainly celadon‐aubergine mudstone gypsum. isotopic...

10.1002/gj.3100 article EN Geological Journal 2017-12-22
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