Results 21 to 30 of about 189,999 (313)

The Northwest Passage in the Arctic: A Brief Assessment of the Relevant Marine Transportation System and Current Availability of Search and Rescue Services

open access: yesLogistics, 2021
The analysis in hand provides a brief assessment of the United States’ and Canada’s marine transportation system and relevant search and rescue (SAR) support in relation to the Northwest Passage, with the purpose of examining to what extent these ...
Rebecca Sheehan   +5 more
doaj   +1 more source

A study on improving the international regulations for preventing collisions at sea (COLREG) for the introduction of maritime autonomous surface ships (MASS)

open access: yesJournal of International Maritime Safety, Environmental Affairs, and Shipping
Maritime Autonomous Surface Ships (MASS) have emerged with the advancements in information and communication technology (ICT), artificial intelligence (AI), and automation technology.
Minchul Jo   +4 more
doaj   +1 more source

The Need for Unification and Harmonization in a Maritime Licensing Standard for Recreational Craft [PDF]

open access: yes, 2020
The objective of this document is to make clear the importance of simplifying the transit of pleasure boats and their skippers safely in the European territory with the foreseeable improvement of the functioning of the internal market.
Alcaide Jiménez, Juan Ignacio   +2 more
core   +1 more source

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Enhancement of Maritime Safety and Economic Benefits of Short Sea Shipping Ship Routing [PDF]

open access: yes, 2016
The relevance of ship routing system is increasing according to the mitigation of carbon emissions and enhance the maritime safety. New generation of high-resolution meteo-oceanographic predictions provides useful tools for routing of ship.
Castells Sanabra, Marcel·la   +2 more
core  

Understanding bio‐based polymers: A study of origins, properties, biodegradation and their impact on health and the environment

open access: yesFEBS Open Bio, EarlyView.
This review provides an overview of bio‐based polymer sources, their unique functional properties and their environmental impact, and addresses their role as sustainable alternatives. It discusses end‐of‐life options, including composting and anaerobic digestion for renewable energy.
Sabina Kolbl Repinc   +8 more
wiley   +1 more source

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Oceanographic Data of the 9th Japanese Antarctic Research Expedition 1967-1968

open access: yesAntarctic Record, 1969
第9次南極地域観測において定常観測(1967-1968)として行なった表面観測,バンサーモグラフ観測および垂直(各層)観測の結果を報告する.
Ryuzo WATANABE, Ryoji HIGANO
doaj   +1 more source

Encoding AIS Binary Messages in XML Format for Providing Hydrographic-related Information [PDF]

open access: yes, 2007
A specification is proposed to enable hydrographic and maritime safety agencies to encode AIS messages using Extensible Markup Language (XML). It specifies the order, length, and type of fields contained in ITU-R.M.1371-1.
Alexander, Lee, Kurt, Schwehr
core   +2 more sources

Recent Progress in Oxide‐Based Na‐Ion Conductors

open access: yesAdvanced Engineering Materials, EarlyView.
Recent advances in oxide‐based sodium‐ion conductors are reviewed, focusing on β/β″‐alumina, NASICON‐type compounds, and Na5YSi4O12‐type (N5) silicates, together with emerging perovskite and layered oxides. Improvements in ionic conductivity, compositional tuning, and processing are highlighted.
Bowei Xun   +3 more
wiley   +1 more source

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