Results 71 to 80 of about 353,809 (295)

Bacterial Cellulose‐Based Bilayer Passive Cooler for High‐Performance Radiative/Evaporative Cooling

open access: yesAdvanced Functional Materials, EarlyView.
A sustainable bilayer passive cooler based on bacterial cellulose integrates radiative and evaporative cooling for efficient zero‐energy temperature reduction. The scalable, low‐carbon material shows strong potential for food preservation, low‐temperature storage, and cold‐chain logistics.
Yibing Zhang   +6 more
wiley   +1 more source

An Integrated Oxygen‐Supplying Device and Predictive Multiphysics Model for Extended Ambient Transport of Insulin‐Producing Cells

open access: yesAdvanced Functional Materials, EarlyView.
Cell therapies typically rely on cold‐chain logistics and cryopreservation, limiting access and compromising cell quality. Here, a dual‐chamber device separates an oxygen‐supplying chamber from a hyaluronic acid cargo chamber, sustaining oxygen delivery for over 70 h and enabling ambient‐temperature shipment.
Daniel A. Domingo‐Lopez   +9 more
wiley   +1 more source

Comparative Study on the Drying Shrinkage and Mechanical Properties of Geopolymer Foam Concrete Incorporating Different Dosages of Fiber, Sand and Foam Agents [PDF]

open access: yes, 2017
A recent innovation, geopolymer foam concrete (GFC), combines the advantages of geopolymer technology and foam concrete, and provides the opportunity to reduce the environmental footprint of construction materials in terms of raw materials, embodied CO2 ...
Zhang, Zuhua   +7 more
core   +1 more source

ATP‐Mediated Bidirectional Communication Between Natural and Artificial Cells for Controlled Bioreactions

open access: yesAdvanced Functional Materials, EarlyView.
Establishment of bidirectional communication behavior between natural and artificial cells. The first type of communication from natural dendritic cells to artificial polymeric cells was achieved via ATP release after cell lysis. The released ATP was taken up via gated UV‐controlled permeability increase of the polymeric membrane for performing ...
Ilona Kalte   +6 more
wiley   +1 more source

Prediction of drying shrinkage of Portland cement paste: influence of shrinkage mechanisms

open access: yes, 1991
Ultimate drying shrinkage of paste was investigated in terms of the Gibbs-Bangham shrinkage and the capillary stress mechanisms. Shrinkage measurements and nitrogen sorption isotherms were obtained on cement pastes of water-to-cement (W/C) ratios of 0.4 ...
Almudaiheem, Jamal A.
core  

Diffusional model with and without shrinkage during salted fish muscle drying

open access: yes, 2015
The drying process of salted pieces of shark muscle (Carcharhinus limbatus) was accomplished using three air conditions (20 degrees C -40 %RH; 30 degrees C -30 %RH; 40 degrees C -45 %RH) and two air velocities (0.5 m/s; 3.0 m/s).
Park, KJ
core   +1 more source

Digital Image Correlation (DIC) Method for Detecting Strain in Wood Drying Process

open access: yesBioResources, 2023
Stress and strain monitoring is of great significance for wood drying. Using digital image correlation (DIC), this study measured displacement and strain changes during wood drying in real time.
Haojie Chai, Lei Cai, Tao Xu, Yukun Ma
doaj   +2 more sources

Influence of Curing Time on the Drying Shrinkage of Concretes with Different Binders and Water-to-Binder Ratios

open access: yesAdvances in Materials Science and Engineering, 2017
Plain cement concrete, ground granulated blast furnace slag (GGBS) concrete, and fly ash concrete were designed. Three wet curing periods were employed, which were 2, 5, and 8 days. The drying shrinkage values of the concretes were measured within 1 year
Jun Yang, Qiang Wang, Yuqi Zhou
doaj   +1 more source

Drying shrinkage of cement mortars treated with shrinkage-reducing agents.

open access: yesJournal of the Society of Materials Science, Japan, 1989
Cement concrete and mortar have some disadvantages such as low tensile strength, large drying shrinkage and low extensibility. Cracks frequently occur in various concrete structures and mortar walls. In particular, the large drying shrinkage is the most important factor affecting crack formation.
DEMURA, Katsunori   +3 more
openaire   +2 more sources

Advances in Solution‐Processed Textile Triboelectric Nanogenerators: Ink Formation, Processing Strategies, Applications, and Challenges

open access: yesAdvanced Functional Materials, EarlyView.
Advanced ink systems for solution‐processed textile triboelectric nanogenerators are systematically summarized, spanning conductive, tribo‐negative, and tribo‐positive layers. By connecting ink chemistry, deposition methods, and device function, the present review reveals the key governing principles of solution development and highlights practical ...
Xinlong Sun, Stephen Beeby
wiley   +1 more source

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