Results 91 to 100 of about 3,083,517 (332)

Photothermal Macroporous Lignin Cryogels for Off‐Grid, Continuous Atmospheric Water Collection via Interlayer Heat Recovery

open access: yesAdvanced Functional Materials, EarlyView.
Photothermal, macroporous lignin‐based cryogels are engineered to convert sunlight into low‐grade heat. Integrated as stacked beds in a drum‐type device, a thin copper interlayer transfers waste heat between beds, enabling interlayer heat recovery and continuous solar cycling.
Jie Yan   +8 more
wiley   +1 more source

Air Permeability Of Sugi (Cryptomeria Japonica) Wood In The Three Directions

open access: yesMaderas: Ciencia y Tecnología, 2015
To investigate the air permeability of sugi (Cryptomeria japonica) and the effect of grain directions on it, the air permeabilities of air-dried sugi sapwood and heartwood were determined along the three material directions of wood.
Takashi Tanaka   +4 more
doaj  

Window air permeability calculation methodology with regard to temperature loading [PDF]

open access: yesE3S Web of Conferences
Air permeability is an important characteristic of windows, which significantly affects the energy consumption of a building and the quality of indoor climate in winter.
Aksenov Ivan, Konstantinov Aleksandr
doaj   +1 more source

MAGTWIST: A Magnetically‐Driven Rotary Actuator Using a Traveling‐Wave With Integrated Stiffness Tunability

open access: yesAdvanced Functional Materials, EarlyView.
MAGTWIST: A compact magnetic rotary actuator, enabling smooth, stepless rotation, and on‐demand locking. Inspired by peristalsis, a soft polymer belt generates a traveling‐wave, enabling 270° rotation when heated. Cooling stiffens the belt, locking it in position and enabling it to withstand high loads.
Simon Frieler   +3 more
wiley   +1 more source

Airtightness test of single-family building and calculation result of the energy need for heating in Polish conditions

open access: yesE3S Web of Conferences, 2018
The article presents results of air permeability measurements carried out for envelopes of two entire typical single-family residential buildings and separately for envelopes of garages and residential zones of these buildings.
Kowalski Piotr, Szałański Paweł
doaj   +1 more source

Comparison of air permeability and thermal properties of loose mineral wool and hemp fibers [PDF]

open access: bronze, 2020
Piotr Kosiński   +3 more
openalex   +1 more source

Nanolayer‐Encapsulated Stretchable Liquid‐Metal Sheets for Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
A stretchable liquid metal sheet with both high thermal conductivity and mechanical flexibility is developed. Its trilayer structure, comprising copper‐particle‐dispersed gallium liquid metal encapsulated by styrene‐butadiene‐styrene nanosheets, shows 40.4 W m−1 K−1 conductivity, elongation exceeding 200%, and retention of 96% of its initial ...
Daisuke Kuse   +16 more
wiley   +1 more source

Air Permeability of Maraging Steel Cellular Parts Made by Selective Laser Melting. [PDF]

open access: yesMaterials (Basel), 2021
Dhinakar A   +4 more
europepmc   +1 more source

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