Eco-Efficiency in Industry and Science
Volume 1 / 1998 to Volume 34 / 2023
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Article
Bridging terahertz metal slot antenna with parameterized electrical conductivity: insights from finite element method and microscopic theory
Metal slot antennas exhibit high transmission characteristics at resonant frequencies when electromagnetic waves with polarization in the width direction of the rectangular hole structure enter, having wavelen...
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Article
In-depth study for confinement of electromagnetic wave in a coupled terahertz nano-slot antenna
We study the electric-field confinement of terahertz waves in an asterisk-shaped nano-slot antenna using finite-element-method-based simulations. The asterisk slot antenna, consisting of a single slot and an X...
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Article
Micro-scale gas tungsten arc welding on invar sheet
Manipulation of metal microstructures via welding technique has attracted many interests due to its various applications for microscopic electronic circuits and photo-electronic structures. Refilling deletion ...
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Article
Open AccessTetrahedral triple-Q magnetic ordering and large spontaneous Hall conductivity in the metallic triangular antiferromagnet Co1/3TaS2
The triangular lattice antiferromagnet (TLAF) has been the standard paradigm of frustrated magnetism for several decades. The most common magnetic ordering in insulating TLAFs is the 120° structure. However, a...
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Book Series
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Chapter
South Asia Perspectives on Integrated Reporting for Sustainability: An Introduction
, with its rapidly increasing natural resource consumption and greenhouse gas emissions, stands as one of the most vulnerable regions to climate change (IMF (2018) Boiling point, Available via: https://www.imf.o...
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Article
Open AccessField-tunable toroidal moment and anomalous Hall effect in noncollinear antiferromagnetic Weyl semimetal Co1/3TaS2
Combining magnetism with band topology provides various novel phases that are otherwise impossible. Among several cases, noncollinear metallic antiferromagnets can reveal particularly rich topological physics ...
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Chapter
Managing Supply Chain Resilience for Sustainability in an Uncertain World: Challenges and Solutions
Supply chain resilience and economic, environmental, and social sustainability challenges are highly vulnerable and uncertain. Under the unprecedented supply chain disruption caused by epidemics such as COVID-...
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Chapter
Modern Slavery and Working Conditions in the European Trucking Industry: A Growing Threat to Supply Chain Resilience
The purpose of this paper is to uncover grey areas of modern slavery and to highlight the key challenges and opportunities of modern slavery and working conditions in European road transport. Under the increas...
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Article
Open AccessCombined antihypertensive effect of unripe Rubus coreanus Miq. and Dendropanax morbiferus H. Lév. Extracts in 1 kidney-1 clip hypertensive rats and spontaneously hypertensive rats
We previously showed that enzymatically hydrolyzed Dendropanax morbiferus H. Lév. leaf (Hy-DP) and unripe Rubus coreanus Miq. (5-uRCK) extracts exhibit potent vasodilator effects on isolated aortic rings from rat...
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Article
Open AccessEmergence of topological superconductivity in doped topological Dirac semimetals under symmetry-lowering lattice distortions
Recently, unconventional superconductivity having a zero-bias conductance peak is reported in doped topological Dirac semimetal (DSM) with lattice distortion. Motivated by the experiments, we theoretically stu...
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Article
Open AccessSpin texture induced by non-magnetic do** and spin dynamics in 2D triangular lattice antiferromagnet h-Y(Mn,Al)O3
Novel effects induced by nonmagnetic impurities in frustrated magnets and quantum spin liquid represent a highly nontrivial and interesting problem. A theoretical proposal of extended modulated spin structures...
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Article
Open AccessKagome van-der-Waals Pd3P2S8 with flat band
With the advanced investigations into low-dimensional systems, it has become essential to find materials having interesting lattices that can be exfoliated down to monolayer. One particular important structure...
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Article
Techniques and guidelines for effective migration from RDBMS to NoSQL
Migration from RDBMS to NoSQL has become an important topic in a big data era. This paper provides comprehensive techniques and guidelines for effective migration from RDBMS to NoSQL. We discuss the challenges...
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Article
Open AccessRelationship between the actual fine dust concentration and media exposure that influenced the changes in outdoor activity behavior in South Korea
The one reason of the decrease of walking time for adults in South Korea among various factors is the sense of fear about fine dust sparked by media reports, which has created a negative perception of fine dus...
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Article
Open AccessEffect of the submandibular push exercise using visual feedback from pressure sensor: an electromyography study
We developed a new exercise method called the submandibular push exercise that can strengthen the suprahyoid muscle by inducing only the motion of the hyoid bone without neck flexion. In this study, we aimed t...
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Article
Open AccessEndothelium-dependent and endothelium-independent vasorelaxant effects of unripe Rubus coreanus Miq. and Dendropanax morbiferus H. Lév. extracts on rat aortic rings
Many clinical trials on antihypertensive drugs have confirmed the usefulness of these drugs in regulating blood pressure effectively. However, all the drugs usually require long-term use; thus, economic burden...
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Article
Open AccessMagnetic excitations in non-collinear antiferromagnetic Weyl semimetal Mn3Sn
Mn3Sn has recently attracted considerable attention as a magnetic Weyl semimetal exhibiting concomitant transport anomalies at room temperature. The topology of the electronic bands, their relation to the magneti...
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Article
Ferroelectrically tunable magnetic skyrmions in ultrathin oxide heterostructures
Magnetic skyrmions are topologically protected whirling spin texture. Their nanoscale dimensions, topologically protected stability and solitonic nature, together are promising for future spintronics applicati...
