Explanipedia

Effects of Poly(ethylene oxide) on the Foam Properties of Anionic Surfactants: Experiment and Molecular Dynamics Simulation Open

Chaohang Xu, Ran Bi, Sijing Wang, Xiaojun Tang, Xiaolong Zhu , et al. · 2025

Water-soluble polymers are often used as additives to adjust the foam properties of surfactant. In this study, the effects of water-soluble polymer poly(ethylene oxide) (PEO) on foam properties of two anionic surfactants, i.e., ammonium la…

Strain Rate Effects on Characteristic Stresses and Dynamic Strength Criterion in Granite Under Triaxial Quasi-Static Compression Open

Lu Liu, Jinhui Ouyang, Wencheng Yang, Sijing Wang · 2025

To investigate the effects of the strain rate and confinement on characteristic stresses and strength criterion in granite under static to quasi-static loading, triaxial compression tests were systematically conducted across strain rates o…

Influence of Hydrophilic Groups of Surfactants on Their Adsorption States and Wetting Effect on Coal Dust Open

Chaohang Xu, Tiancheng Zhang, Sijing Wang, Jian Gan, Hetang Wang · 2025

Surfactants are often used in the process of coal dust suppression, and the wetting effect is greatly affected by the surfactant hydrophilic group structures. In order to explore the influence of hydrophilic groups of surfactants on their …

Unusual Cross‐Conjugation in Cyclic Dipeptide‐Based Building Blocks for Donor–Acceptor Semiconducting Conjugated Polymers Open

Zihao Guo, Sijing Wang, Feng Ye, Jingyi Wang, Riqing Ding , et al. · 2024

Cross conjugation, though prevalent in many organic compounds, is typically considered less effective for electron delocalization compared to linear conjugation. Consequently, it is rarely used as the backbone structure for semiconducting …

Unusual Cross‐Conjugation in Cyclic Dipeptide‐Based Building Blocks for Donor–Acceptor Semiconducting Conjugated Polymers Open

Zihao Guo, Sijing Wang, Feng Ye, Jingyi Wang, Riqing Ding , et al. · 2024

Cross conjugation, though prevalent in many organic compounds, is typically considered less effective for electron delocalization compared to linear conjugation. Consequently, it is rarely used as the backbone structure for semiconducting …

Compressor fault diagnosis and result visualization based on fusion of vision transformer and improved residual network Open

Xianling Duan, Shaolin Hu, Sijing Wang, Ru Duan · 2024

Compressors are important production equipment in the petrochemical industry, and the accuracy of their fault diagnosis is critical. In order to detect and diagnose compressor equipment faults in a timely manner, this paper constructs a de…

Water-rock interfacial softening model of cemented soft rock: An experimental and numerical study Open

Chi Liu, Xiaoli Liu, Enzhi Wang, Sijing Wang, Haoyang Peng · 2024

Cemented soft rock is prone to softening when exposed to water, and its mechanical properties deteriorate rapidly, which is an important reason to induce the instability and failure of engineering soft rock mass. The softening mechanism of…

WITHDRAWN: Laboratory Study On Mechanical Response And Failure Mechanism of Red-Bed Soft Rock Under Water-Rock Interaction Open

Chi Liu, Xiaoli Liu, Huan Sun, Mingyang Wang, Chunlu Wu , et al. · 2024

The full text of this preprint has been withdrawn by the authors while they make corrections to the work. Therefore, the authors do not wish this work to be cited as a reference. Questions should be directed to the corresponding author.

Discrete Element Study on the Mechanical Response of Soft Rock Considering Water-Induced Softening Effect Open

Chi Liu, Xiaoli Liu, Haoyang Peng, Enzhi Wang, Sijing Wang · 2024

Soft rocks are prone to softening upon contact with water, and their rapid deterioration in mechanical properties is a significant cause of instability and failure soft rock masses. Besides, the macroscopic mechanical response of rocks is …

Effect of confining pressure on rock breaking by high-pressure waterjet-assisted TBM Open

Chen Xu, Yujie Zhu, Xiaoli Liu, Fei Chen, Min Zhu , et al. · 2024

High-pressure waterjet-assisted tunnel boring machine (WTBM) is an efficient method for improving the tunneling performance of a tunnel boring machine (TBM) and reducing the wear of its disc cutters in hard rock with high geostresses. Conf…

Improving the light stability of perovskite solar cell with new hole transport material based on spiro[fluorene-9,9′-xanthene] Open

Huiming Luo, Zheng Zhang, Ligang Yuan, Jiarong Wang, Bin Li , et al. · 2023

Development of suitable hole transport materials is vital for perovskite solar cells (PSCs) to diminish the energy barrier and minimize the potential loss. Here, a low-cost hole transport molecule named SFX-POCCF3 (23.72 $/g) is designed w…

Simultaneous removal and conversion of silver ions from wastewater into antibacterial material through selective chemical precipitation Open

Da Li, Xueyun Zhang, Xiaozhong Liang, Wen Liu, Kunpeng Guo , et al. · 2023

High doses of silver compounds in water have been found to be extremely toxic to the cells of plants and animals. Removal then reutilization of silver ions as antibacterial materials in one step from wastewater is an urgent but challenging…

Strain rate effects on characteristic stresses and acoustic emission properties of granite under quasi-static compression Open

Lu Liu, Sijing Wang, Wencheng Yang · 2022

In order to further investigate the strain rate effects on characteristic stresses and acoustic emission parameters of rock under quasi-static compression, uniaxial compressive tests were conducted on cylindrical specimens measuring 50 mm …

A Novel Method for Natural Gas Hydrate Production: Depressurization and Backfilling with In Situ Supplemental Heat Open

Shouding Li, Zhaobin Zhang, Yiming Sun, Tao Xu, Xiao Li , et al. · 2022

<p>Natural gas hydrate (NGH) is the most promising clean alternative energy resource for world. Based on the analysis of the bottleneck problems in hydrate recovery method, the achievement of reservoir-scale production of NGH by depr…

From Set to Adaptation: An SMA Flipped Classroom Teaching Model for Action Skills Open

Sijing Wang, Qu Dongyang · 2022

In traditional physical education, differences in students' physical quality, learning ability, posture, coupled with the relatively fixed classroom arrangement, result in considerable uncertainties in students' learning effect of action s…

WITHDRAWN: Laboratory Study On Mechanical Response And Failure Mechanism of Red-Bed Soft Rock Under Water-Rock Interaction Open

Chi Liu, Xiaoli Liu, Huan Sun, Mingyang Wang, Chunlu Wu , et al. · 2021

Red-bed soft rock is a geomaterial that displays special deformation and failure characteristics. The stability of red-bed slopes can be negatively impacted by water and stepped excavation disturbance; however, there is limited research re…

Seepage Flow Properties of a Columnar Jointed Rock Mass in a True Triaxial Experiment Open

Yanxin He, Zhende Zhu, Wenbin Lu, Yunjin Hu, Xinghua Xie , et al. · 2021

A columnar jointed rock mass is a type of rock mass with strong geometric anisotropy and high interface permeability. Its seepage characteristics pose new challenges to the construction and maintenance of the Baihetan Hydropower Station on…

Experimental Study on Seepage Anisotropy of a Hexagonal Columnar Jointed Rock Mass Open

Yanxin He, Zhende Zhu, Wenbin Lu, Yuan Tian, Xinghua Xie , et al. · 2021

Many columnar jointed rock masses (basalt) are present at the Baihetan hydropower dam site, and their seepage characteristics have a significant impact on the project’s safety and stability. In this study, model samples consisting of mater…

A Fractal Model for Characterizing Hydraulic Properties of Fractured Rock Mass under Mining Influence Open

Xiaoli Liu, Tao Liang, Sijing Wang, Nawnit Kumar · 2019

In this paper, two basic assumptions are introduced: (1) The number and length distribution of fractures in fractured rock mass are in accordance with the fractal law. (2) Fluid seepage in the fractures satisfies the cubic law. Based on th…

Enhanced Hydroformylation in a Continuous Flow Microreactor System Open

Sijing Wang, Jie Zhang, Fei Peng, Zhiyong Tang, Yuhan Sun · 2019

A microreactor system consisting of a honeycomb microreactor and microtubing was proposed to enhance the Rh-biphephos catalyzed hydroformylation of 1-hexene. The effects of various reaction parameters were investigated. The isomerization, …

Indices to Determine the Reliability of Rocks under Fatigue Load Based on Strain Energy Method Open

Huanran Fu, Sijing Wang, Xiangjun Pei, Weichang Chen · 2019

Rock is a complicated material which includes randomly distributed grains and cracks. The reliability of rocks under fatigue load is very important during the construction and operation of rock engineering. In this paper, we studied the de…

Influence of Single Fracture Inclination on Fault Activation Open

Yujie Zhu, Xiaoli Liu, Enzhi Wang, Sijing Wang, Jianwen Zhong · 2018

Pre-existing fracture and secondary cracks in rock mass are formed by natural power, such as magma condensed to igneous rocks and tectonic movement. The orientation and inclination of these fractures obey certain laws relating to the stres…

Multiscale hierarchical analysis of rock mass and prediction of its mechanical and hydraulic properties Open

Xiaoli Liu, Guofeng Han, Enzhi Wang, Sijing Wang, Nawnit Kumar · 2018

A novel design for storage of inner stress by colloidal processing on rock-like materials Open

Weichang Chen, Sijing Wang, Lekan Olatayo Afolagboye, Huanran Fu · 2018

Inner stress exists in rocks, affecting rock engineering, yet has received very little attention and quantitative investigation because of uncertainty about its characteristics. Previous studies have suggested that the inner stresses of ro…

Study on the Fractal Characteristics of Fracture Network Evolution Induced by Mining Open

Tao Liang, Xiaoli Liu, Sijing Wang, Enzhi Wang, Quansheng Li · 2018

The evolution and distribution of fracture network induced by mining is essential to determine the mechanical properties and permeability of disturbed rock mass. In this paper, the similar material model tests are employed to simulate the …

The Quantified Characterization Method of the Micro-Macro Contacts of Three-Dimensional Granular Materials on the Basis of Graph Theory Open

Yanpeng Guan, Enzhi Wang, Xiaoli Liu, Sijing Wang, Hebing Luan · 2017

We have attempted a multiscale and quantified characterization method of the contact in three-dimensional granular material made of spherical particles, particularly in cemented granular material. Particle contact is defined as a type of s…

Information Entropy in Predicting Location of Observation Points for Long Tunnel Open

Chen Xu, Chengke Hu, Xiaoli Liu, Sijing Wang · 2017

Based on the Markov model and the basic theory of information entropy, this paper puts forward a new method for optimizing the location of observation points in order to obtain more information from limited geological investigation. Accord…

The Stability Analysis Method of the Cohesive Granular Slope on the Basis of Graph Theory Open

Yanpeng Guan, Xiaoli Liu, Enzhi Wang, Sijing Wang · 2017

This paper attempted to provide a method to calculate progressive failure of the cohesivefrictional granular geomaterial and the spatial distribution of the stability of the cohesive granular slope. The methodology can be divided into two …

Strength Reduction of Coal Pillar after CO2 Sequestration in Abandoned Coal Mines Open

Qiuhao Du, Xiaoli Liu, Enzhi Wang, Sijing Wang · 2017

CO2 geosequestration is currently considered to be the most effective and economical method to dispose of artificial greenhouse gases. There are a large number of coal mines that will be scrapped, and some of them are located in deep forma…

Path planning of mobile robot by mixing experience with modified artificial potential field method Open

Huasong Min, Yunhan Lin, Sijing Wang, Fan Wu, Xia Shen · 2015

In this article, a new method is proposed to help the mobile robot to avoid many kinds of collisions effectively, which combined past experience with modified artificial potential field method. In the process of the actual global obstacle …

Sijing Wang YOU? Author Swipe