Results 71 to 80 of about 59,641 (300)

Laser Welding of ASTM A553-1 (9% Nickel Steel) (PART II: Comparison of Mechanical Properties with FCAW)

open access: yesMetals, 2020
The International Maritime Organization (IMO) is tightening regulations to reduce greenhouse gas emissions from ship operations. As a result, the number of vessels using liquefied natural gas (LNG) as fuel has increased rapidly. At this time, ASTM A553-1
Jaewoong Kim, Jisun Kim
doaj   +1 more source

Smart Mobility in Smart Cities

open access: yesJTTTP - JOURNAL OF TRAFFIC AND TRANSPORT THEORY AND PRACTICE
Contemporary urbanization trends today are defined in accordance with the principles of sustainable development, aiming to create a balance between the need for increased mobility, economic progress, and environmental protection in cities. The increase in the world’s population therefore requires a new way of optimizing human movement and the ...
Nenad Ruškić   +3 more
openaire   +1 more source

Smart Mobility and Smart Environment in the Spanish cities

open access: yesTransportation Research Procedia, 2017
Cities play a key role in sustainable development. Urban growth must be managed in ways that support and drive economic development, and achieve social cohesion and environmental sustainability. The concept of Smart Cities emerged in the same way as Smartphones or Smart TVs.
Baucells Aletà, Neus   +2 more
openaire   +2 more sources

Phase Evolution Kinetics in Additive‐Free 19.75% Organic Photovoltaics Empowered by Solvent Vapor Annealing

open access: yesAdvanced Functional Materials, EarlyView.
Solvent vapor annealing enables kinetic control of additive‐free morphology in organic solar cells. Selective plasticization of acceptor forms an optimal fibrillar network, boosting efficiency to 19.06% (binary) and 19.75% (ternary), with ultrafast exciton dissociation and reduced recombination.
Jie Lv   +20 more
wiley   +1 more source

Agentic Ontology-guided Image Generation and Evaluation for Rare-event Data Augmentation in Safety-critical Perception

open access: yesArray
Safety-critical perception systems depend on rare, stochastic events that are difficult to collect at scale due to adverse conditions and ethical constraints.
Alaa Khamis
doaj   +1 more source

Pickering‐Engineered Microparticles for Magnetically Guided Motion and Light‐Triggered Catalysis

open access: yesAdvanced Functional Materials, EarlyView.
Magnetically responsive wax microparticles stabilized by hematite cubes through the Pickering emulsification strategy are developed, showing controlled size, motion, and light‐activated catalytic activity. Annealing under a magnetic field enhances their mobility and steering.
Chiara Ferlito   +6 more
wiley   +1 more source

Transparent and Robust LiCl–Organohydrogel Triboelectric Nanogenerator With Deep Learning Assisted Sensing

open access: yesAdvanced Functional Materials, EarlyView.
Develop a LiCl–PEI–PAM hydrogel with 3000% stretchability and excellent optical transparency. Through comparative studies of various salts, confirm that LiCl is the most suitable salt for high TENG output. Achieve excellent freeze‐resistant, dry‐resistant, and rapid self‐healing (10 s) properties even in extreme environments. Balance ionic conductivity,
Hai Anh Thi Le   +6 more
wiley   +1 more source

PSLL and HPBW Minimisation in Time‐Variant FDA Using Sum‐of‐Sinc‐Functions‐Based Frequency Offsets

open access: yesIET Microwaves, Antennas & Propagation
Beampattern of a frequency diverse array (FDA) is a function of time, range and angle. The shape of this beampattern is dependent on the frequency offsets (FO) that are applied to each element. These FO are sampled from a window function whose parameters
Ahmad Bilal   +4 more
doaj   +1 more source

Establishment of a Pressure Variation Model for the State Estimation of an Underwater Vehicle

open access: yesApplied Sciences
This study presents a pressure variation model (PVM) derived from the regression analysis of dynamic pressure computed through numerical analysis to estimate the velocity of underwater vehicles.
Ji-Hye Kim   +6 more
doaj   +1 more source

Decellularized Extracellular Matrix (dECM) in Tendon Regeneration: A Comprehensive Review

open access: yesAdvanced Healthcare Materials, EarlyView.
Decellularized Extracellular Matrix (dECM) offers a promising solution by replicating the native tendon microenvironment and promoting regeneration. This review highlights advances in the decellularization methods, as well as their integration with emerging technologies and translational progress in tendon tissue engineering.
Kumaresan Sakthiabirami   +4 more
wiley   +1 more source

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