Dong Yan

ORCID: 0009-0004-9281-602X
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Research Areas
  • Catalysis for Biomass Conversion
  • Soil Carbon and Nitrogen Dynamics
  • Agronomic Practices and Intercropping Systems
  • Forest, Soil, and Plant Ecology in China
  • Liquid Crystal Research Advancements
  • Soil Mechanics and Vehicle Dynamics
  • Climate change and permafrost
  • Geotechnical Engineering and Underground Structures
  • Polymer Nanocomposites and Properties
  • Material Dynamics and Properties
  • Surfactants and Colloidal Systems
  • Genetic and Environmental Crop Studies
  • Fire effects on concrete materials
  • Plant Ecology and Soil Science
  • Structural Response to Dynamic Loads
  • Biofuel production and bioconversion
  • Ionic liquids properties and applications
  • Grouting, Rheology, and Soil Mechanics
  • Soil and Unsaturated Flow
  • Legume Nitrogen Fixing Symbiosis
  • Epoxy Resin Curing Processes
  • Microbial Applications in Construction Materials
  • Polymer Science and PVC
  • Smart Agriculture and AI
  • Drilling and Well Engineering

Inner Mongolia Agricultural University
2023-2024

Xinyang Normal University
2023

Xinyang College of Agriculture and Forestry
2023

Yellow River Institute of Hydraulic Research
2023

Jiangsu University
2020-2022

Fudan University
1997-2021

Zhejiang University
2012

Yunnan Arts University
2011

Zhengzhou University
2011

Yunnan Academy of Agricultural Sciences
2009

The turnover of soil organic carbon (SOC) in cropland plays an important role terrestrial cycling, but little is known about the temperature sensitivity (Q 10) SOC decomposition below topsoil layer arable soil. Here, samples (0-20 cm) and subsoil (20-40 layers were obtained from paddy fields upland croplands two regions China. Using a sequential changing method, respiration rates calculated at different temperatures (8 °C to 28 °C) fitted exponential equation estimate Q 10 values. average...

10.1038/s41598-017-05293-1 article EN cc-by Scientific Reports 2017-07-06

Abstract Existing potato grading device has a complex structure and large volume, which is not suitable for small‐scale farmers. However, traditional manual methods only have low efficiency but also high labor costs. This article developed small movable rotating plate (MRP)‐type device, the influences of three factors (the height horizontal slide, tilt angle inclined chain speed) on accuracy were investigated using discrete element method virtual orthogonal experiments. It was found that...

10.1111/jfpe.14549 article EN Journal of Food Process Engineering 2024-02-01

Thoroughly understanding the behaviour of concrete in dynamic loading is an issue great significance civil engineering. However, our knowledge limited by a lack experiment database, especially that collected multiaxial tests. Biaxial compressive experiments on 100 mm cubes were performed using servo-hydraulic testing system designed and manufactured at Dalian University Technology, China. The specimens loaded biaxial stress states. lateral pressure was maintained fixed proportion to axial...

10.1680/macr.2007.59.1.45 article EN Magazine of Concrete Research 2007-01-11

Herein, a natural deep eutectic solvent (DES) is developed to deconstruct the recalcitrant structure of sugarcane bagasse (SCB) for further 5‐hydroxymethylfurfural (5‐HMF) production. The properties, DES, and influence pretreatment reaction conditions on SCB are studied. findings reveal that carboxylic acid DES results in substantial decrease hemicelluloses lignin. At same time, systems significantly improve yield 5‐HMF at 110 °C. Under optimum (choline chloride (ChCl)–lactic (8.33 wt% H 2...

10.1002/ente.202100396 article EN Energy Technology 2021-07-23

In this study, the effect of loading rate on bonding strength between rebar and concrete substrate is investigated through pull-out test 24 cylinders. The load capacity, shear deformation fracture characteristics interface are examined carefully. It found that with increase rate, capacity increases correspondingly their relationship can be characterized a semi-logarithm equation. load-deflection curves expand which an indication gradually increasing energy absorption rate. Generally, higher...

10.4028/www.scientific.net/amr.450-451.122 article EN Advanced materials research 2012-01-01

To study the influence law of overburden rotating plate mechanism on fragmentation and separation potato soil agglomerates, a single-factor test response surface simulation analysis process were conducted in EDEM 2022 software. The results show that triangular rack blade overburdened has best effect separation. With increase lower speed, upper lift chain bar line tilt angle mechanism, agglomerates decreases. debris removal rate decreases with speed angle, percentage bond breakage between...

10.3390/app13148416 article EN cc-by Applied Sciences 2023-07-21

Acrylic materials exhibit favorable grouting repair performance. However, their curing products are easily inclined to drying shrinkage, and concrete impermeability characteristics have seldom been investigated. To improve material properties, reveal the mechanism, address this study proposed addition of styrene–acrylate copolymer emulsion (styrene–acrylic emulsion) prepare two-component acrylate materials. Using orthogonal single-factor tests combined with physical mechanical properties...

10.3390/gels9090764 article EN cc-by Gels 2023-09-19

Knowledge about the dynamic properties of concrete is vital to design and safety evaluation large-scale structures subjected seismic excitation. There are many factors affecting such as moisture content temperature. Though a lot have been designed withstand low temperature, research on strain-rate sensitivity under temperature condition still very limited so far. In this study, both tensile compressive experiments were carried out investigate influence rate-dependent characteristics...

10.4028/www.scientific.net/amr.243-249.453 article EN Advanced materials research 2011-05-01

10.25103/jestr.174.06 article EN cc-by-nc Journal of Engineering Science and Technology Review 2024-01-01

ABSTRACT This study aimed to explore the friction force on potatoes in process of potato-soil separation, its influencing factors and laws, establish a testing system potato-friction force. It was verified that potato mass, crank speed, sieve inclination significantly affected potato’s along surface. The interaction mass speed had greatest effect In addition, under same 200~400 g, 200 r min-1, 14.7°, surface with soil much greater than without soil, ranging between 2.32 4.85.

10.1590/1807-1929/agriambi.v29n3e282629 article EN Revista Brasileira de Engenharia Agrícola e Ambiental 2024-11-04
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