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Article
Open AccessThe impact of economic complexity on embodied carbon emission in trade: new empirical evidence from cross-country panel data
Establishing a fair platform for allocating carbon emission responsibility worldwide determines the sustainability and efficiency of the world’s climate policy and framework. In the context of global environme...
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Article
Fast nonnegative tensor ring decomposition based on the modulus method and low-rank approximation
Nonnegative tensor ring (NTR) decomposition is a powerful tool for capturing the significant features of tensor objects while preserving the multi-linear structure of tensor data. The existing algorithms rely ...
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Article
An asymmetric analysis of the impacts of energy use on carbon dioxide emissions in the G7 countries
The foremost theme of the paper is to explore the asymmetric/symmetric impact of energy consumption on the carbon dioxide emission of G7 countries (Germany, Canada, USA, Italy, France, Italy, UK, and Japan). T...
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Article
Open AccessCircular RNA circIKBKB promotes breast cancer bone metastasis through sustaining NF-κB/bone remodeling factors signaling
Breast cancer (BC) has a marked tendency to spread to the bone, resulting in significant skeletal complications and mortality. Recently, circular RNAs (circRNAs) have been reported to contribute to cancer init...
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Article
Tsinghua University Freefall Facility (TUFF): A 2.2 Second Drop Tunnel for Microgravity Research
Ground-based freefall facilities are to create microgravity environment on earth for studying the space-related or fundamental sciences, which have been widely used in the field of combustion, fluid, physics a...
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Article
Nonlinear dynamic analysis of supercritical and subcritical Hopf bifurcations in gas foil bearing-rotor systems
The Hopf bifurcation behavior is an important issue for the nonlinear dynamic analysis of gas foil bearing (GFB)-rotor systems. However, there is a lack of detailed study on different types of Hopf bifurcation...
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Article
Porous CoTiO3 with highly surface defects as effective sensing materials for ethanol detection
A series of nano/micro-structured CoTiO3 powders were synthesized using a facile mixed-solvothermal method, by adjusting the volume ratio of ethylene glycol (EG) to anhydrous ethanol in the mixed solvent. Nitroge...
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Article
Synthesis of a bicontinuous structured SrTiO3 porous film with significant photocatalytic activity by controlling phase separation process
A series of hierarchically porous SrTiO3 films with different pore structure characteristics from bicontinuous macroporous–mesoporous structure to ordered and fragmented structures have been synthesized using sol...
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Article
Micro EDM aided by ultrasonic vibration in nitrogen plasma jet and mist
Dielectric (e.g., kerosene-based oil, deionized water, air) is an essential part of electrical discharge machining (EDM), insulating the workpiece and the electrode and removing the gaseous bubbles and debris....
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Article
Open AccessGenotoxic stress-triggered β-catenin/JDP2/PRMT5 complex facilitates reestablishing glutathione homeostasis
The mechanisms underlying how cells subjected to genotoxic stress reestablish reduction-oxidation (redox) homeostasis to scavenge genotoxic stress-induced reactive oxygen species (ROS), which maintains the phy...
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Article
Fabrication of micro punching mold for micro complex shape part by micro EDM
Micro punching process is suitable for mass production of micro parts. It is a challenge to fabricate micro punching mold with complex cross-sectional shape on-machine. The micro punching system’s structure de...
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Article
The relationship between extreme temperature and emergency incidences: a time series analysis in Shenzhen, China
Extreme temperature has been reported to be associated with an increase in acute disease incidence in several cities. However, few similar studies were carried out in Shenzhen, which is a subtropical city loca...
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Article
Tri-band polarization convertor based on the multi-layer metamaterial
In this paper, a tri-band polarization convertor has been investigated both theoretically and numerically based on a multi-layer metamaterial which composed of an interlayer double-rod resonator and two S-shap...
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Article
Time series analysis of ambient air pollution effects on daily mortality
Although the growths of ambient pollutants have been attracting public concern, the characteristic of the associations between air pollutants and mortality remains elusive. Time series analysis with a generali...
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Article
Upper bound shakedown analysis with the nodal natural element method
In this paper, a novel numerical solution procedure is developed for the upper bound shakedown analysis of elastic-perfectly plastic structures. The nodal natural element method (nodal-NEM) combines the advant...
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Article
Robust Anonymous Two-Factor Authentication Scheme for Roaming Service in Global Mobility Network
Two-factor authentication scheme for roaming service in global mobility network enables the mobile user in possession of a password and a smart card to achieve mutual authentication and session key establishme...
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Article
Calculation of collision frequency function for aerosol particles in free molecule regime in presence of force fields
The collision frequency function for aerosol particles has already been calculated for the free molecule regime and for the continuum range. The present work, taking into account the influence of internal forc...
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Article
Chaotic maps-based three-party password-authenticated key agreement scheme
Since chaos theory related to cryptography has been addressed widely, many chaotic maps based two-party password-authenticated key agreement (2PAKA) schemes have been proposed. However, to the best of our know...
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Article
Prediction of aspect ratio of a micro hole drilled by EDM
Micro electrical discharge machining (EDM) has the ability to drill micro holes with high accuracy in metallic materials. The aspect ratio of a micro hole generated by micro EDM is usually higher than those by...
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Article
Improvement of ECM characteristics by applying ultrasonic vibration
In this study, a technique to remove the byproducts from the interelectrode area of an electrochemical machining (ECM) tool was investigated. Our goal was to improve both the processing speed and replicating a...
