Results 31 to 40 of about 74,089 (298)

The “PV Rooftop Garden”: Providing Recreational Green Roofs and Renewable Energy as a Multifunctional System within One Surface Area

open access: yesApplied Sciences, 2020
In urban areas, summer temperatures are continuously increasing, and cities are aiming at implementing measures to mitigate the urban heat island (UHI) effect.
Stefan Sattler   +2 more
doaj   +1 more source

Combining ground penetrating radar and seismic surveys in the assessment of cultural heritage buildings: The study of roofs, columns, and ground of the gothic church Santa Maria del Mar, in Barcelona (Spain) [PDF]

open access: yes, 2019
Combined non-destructive techniques are applied in the study of a historical building in Barcelona. Santa Maria del Mar is a magnificent Mediterranean gothic church built between 1329 and 1383.
Caselles Magallón, Josep Oriol   +4 more
core   +2 more sources

Metamaterial Antennas Enhance MRI of the Eye and Occipital Brain

open access: yesAdvanced Materials, EarlyView.
A radiofrequency antenna platform comprising planar and bend configurations is developed, incorporating structurally integrated epsilon‐negative metamaterial unit cells to enhance MRI. These antennas enable high‐resolution in vivo human MRI of the eye, orbit, and occipital brain. Comprehensive validation, including simulations, phantom experiments, SAR,
Nandita Saha   +14 more
wiley   +1 more source

On the reduction of the wind-load on buildings by using cantilever parapets [PDF]

open access: yes, 2009
The high wind loads on building roofs are normally associated with very intense vortex formed close to the windward roof eaves, which cause intense suction loads on the roof elements.
Barrero Gil, Antonio   +3 more
core  

Radiative Cooling by Green(er) Solvents‐Upcycled Polyvinyl Chloride From Drug Blisters Waste

open access: yesAdvanced Optical Materials, EarlyView.
This study explores upcycling poly(vinyl chloride) (PVC) from used pharmaceutical blisters into sustainable radiative cooling materials. Using solvent separation and membrane fabrication, PVC was converted into white membranes paired with aluminum foil.
Andrea Lanfranchi   +2 more
wiley   +1 more source

Application of recycled plastic in flat roofs

open access: yesMATEC Web of Conferences, 2018
The article describes and verifies the possibility of applying secondary plastic materials to construction details such as flat roofs. The created element is a placement considered both in the area and in the finishing detail.
Smolka Radim, Sobotka Jindřich
doaj   +1 more source

Experimental and numerical hygrothermal analysis of a refurbished double-skin flat roof

open access: yesCase Studies in Thermal Engineering, 2021
In order to mitigate the consequences of climate change, and in the view of increasingly stringent energy performance requirements, energy-efficient refurbishment of building constructions is extremely important.
Dóra Szagri, Balázs Nagy
doaj   +1 more source

Compliant Pneumatic Feet with Real‐Time Stiffness Adaptation for Humanoid Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
A compliant pneumatic foot with real‐time variable stiffness enables humanoid robots to adapt to changing terrains. Using onboard vision and pressure control, the foot modulates stiffness within each gait cycle, reducing impact forces and improving balance. The design, cast in soft silicone with embedded air chambers and Kevlar wrapping, offers durable,
Irene Frizza   +3 more
wiley   +1 more source

The perception of cooling roofs among professionals in Iran [PDF]

open access: yes, 2007
A large amount of energy in Iran is currently being consumed for heating and cooling purposes in buildings. Since building rooftop surfaces absorb most of the solar radiation, green roofs are among the solutions recommended by scholars.
A. Rahman, Nordin   +2 more
core  

Deformation Driven Suction Cups: A Mechanics‐Based Approach to Wearable Electronics

open access: yesAdvanced Science, EarlyView.
Deformation‐driven suction cups enable robust, reversible adhesion of wearable electronics to human skin spanning wide mechanical compliance, without adhesives or tight straps. By integrating mechanics modeling, experiments, and contact mechanics theory, this work reveals how cup geometry, substrate compliance, and interfacial adhesion govern suction ...
Seola Lee   +10 more
wiley   +1 more source

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