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Article
A backfill material without cementitious material: Carbonation curing magnesium slag based full solid waste backfill material
In view of the two major problems of the rapid growth of global CO2 emissions and the high cost of mine backfill materials (cement). In this study, a new method of mixing coal gangue (CG), magnesium slag (MS) and...
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Article
Interwoven N-doped carbon nanotubes with capped Ni-doped FeP as double-functional electrocatalysts for overall seawater electrolysis
Seawater electrolysis technology powered by clean new energy is recognized as the most promising sustainable and green hydrogen preparation method. The extremely expensive and low reserve of commercially avail...
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Article
Generalized Aifantis strain gradient plasticity model with internal length scale dependence on grain size, sample size and strain
The internal length scale (ILS) is a dominant parameter in strain gradient plasticity (SGP) theories, which helps to successfully explain the size effect of metals at the microscale. However, the ILS is usuall...
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Article
A mechanical reliability study of 3-dB waveguide hybrid couplers in submillimeter and terahertz bands
This paper presents a mechanical reliability study of 3-dB waveguide hybrid couplers in submillimeter and terahertz bands. To show the necessity of improving the mechanical properties of the coupler’s branch i...
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Article
N-modulated Cu+ for efficient electrochemical carbon monoxide reduction to acetate
利用间歇性可再生能源电转化二氧化碳和一氧化碳制备多 碳工业原料和燃料能够完善碳循环. 然而, 二氧化碳转化为乙酸的 法拉第效率难以满足大规模应用的要求. 研究发现, 调控铜的局域 电子结构至**价态, 以及使用一氧化碳作为反应气均能够提高多 碳产物的选择性. 因此, 我们提出杂原子调控策略, 用于调节催化 剂表面活性位点的氧化态. 密度泛函理论研究表明, 掺杂氮原子调 控**价态铜位点, 在热力学上有利于形成中间体*C...
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Article
The critical role of electrochemically activated adsorbates in neutral OER
Develo** efficient electrocatalysts for the oxygen evolution reaction (OER) under neutral conditions is important for microbial electrolysis cells (MECs). However, the OER kinetics in neutral electrolytes at...
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Article
Quantitative investigation on micro-parameters of cemented paste backfill and its sensitivity analysis
The mechanical properties of cemented paste backfill (CPB) depend heavily on its pore structural characteristics and micro-structural changes. In order to explore the variation mechanisms of macro-mechanical c...
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Article
Clinical observation of the effects of moxibustion with seed-sized moxa cone plus opioid drugs on cancer pain and immune function
Objective: To observe the clinical efficacy of moxibustion with seed-sized moxa cone plus opioid drugs for moderate-tosevere cancer pain, and the effect on immune function in patients with cancer pain.
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Article
An attribute recognition model for safe thickness assessment between concealed karst cave and tunnel
An attribute recognition model for safe thickness assessment between a concealed karst cave and a tunnel is established based on the attribute mathematic theory. The model can be applied to carrying out risk c...
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Article
Liquidus and phase equilibria in CaO−SiO2−5%MgO−20%Al2O3−TiO2 system
The single hot thermocouple technique (SHTT) and high temperature equilibrium technique were combined to investigate the phase diagram of the CaO−SiO2−5%MgO−20%Al2O3−TiO2 system. The 1300 °C to 1500 °C liquidus l...
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Article
Efficacy of different types of self-expandable stents in carotid artery stenting for carotid bifurcation stenosis
Both open and closed loop self-expandable stents were used in carotid artery stenting (CAS) for carotid bifurcation stenosis. We sought to compare the efficacy of two types of stents in CAS. The data of 212 pa...
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Article
Initial CT-guided percutaneous biopsy of vertebral lesions: Evaluation of its diagnostic accuracy and clinical value
This study aimed to examine the diagnostic accuracy and clinical efficacy of initial CT-guided percutaneous biopsy of the vertebral lesions. A total of 305 percutaneous biopsies of the vertebral lesions were p...
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Article
Photocatalytic oxidation of nitric oxide from simulated flue gas by wet scrubbing using ultraviolet/TiO2/H2O2 process
Nitric oxide (NO) from flue gas is hard to remove because of low solubility and reactivity. A new technology for photocatalytic oxidation of NO using ultraviolet (UV)/TiO2/H2O2 process is studied in an efficient ...
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Article
Establishment of surfactant-associated protein a suicide gene system and analysis of its activity
Alveolar epithelial type II (AT II) cells are essential for lung development and remodeling, as they are precursors for type I cells and also produce other non-repair cells (fibroblasts). Progenitor cells are ...
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Article
Feeding habits and ontogenetic diet shifts of Bombay duck, Harpadon nehereus
Based on two bottom trawl surveys conducted in autumn 2000 and 2001, a total of 1106 stomach samples of Bombay duck Harpadon nehereus between 23–278 mm fork length were collected and analyzed. The results show th...
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Article
Construction of self-assembled cartilage tissue from bone marrow mesenchymal stem cells induced by hypoxia combined with GDF-5
It is widely known that hypoxia can promote chondrogenesis of human bone marrow derived mesenchymal stem cells (hMSCs) in monolayer cultures. However, the direct impact of oxygen tension on hMSC differentiatio...
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Article
Trophic interactions, ecosystem structure and function in the southern Yellow Sea
The southern Yellow Sea is an important fishing ground, providing abundant fishery resources. However, overfishing and climate change have caused a decline in the resource and damaged the ecosystem. We develop...
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Article
Co-culture of mesenchymal stem cells with umbilical vein endothelial cells under hypoxic condition
By co-culturing humm mesenchymal stem cells (hMSCs) and human umbilical rein endothelial cells (HUVECs) under hypoxia and creating a microenvironment similar to that of transplanted hMSCs for the treatment of ...
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Article
Specific inhibitory protein Dkk-1 blocking Wnt/β-catenin signaling pathway improve protectives effect on the extracellular matrix
The present study examined the role of Wnt/β-catenin signaling pathway in the degeneration of nucleus pulposus cells and the protective effect of DKK1 on nucleus pulposus cells. The model of nucleus pulposus c...
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Article
Monthly variation in the fat content of anchovy (Engraulis japonicus) in the Yellow Sea: implications for acoustic abundance estimation
Anchovy is a key species in the Yellow Sea ecosystem. An accurate estimate of anchovy abundance is vital for the management of the anchovy stock and measurement of the ecosystem response to changes in anchovy ...
