Results 51 to 60 of about 34,276 (291)

Sustainable Catalyst‐Free PLG Networks: Recyclability, Biodegradability, and Functional Performance

open access: yesAdvanced Functional Materials, EarlyView.
A catalyst‐additive free covalent adaptable network is developed from star‐shaped poly(lactide‐co‐glycolide) cross‐linked with pyromellitic dianhydride, enabling internal carboxylic acid‐driven transesterification. The resulting biodegradable network exhibits mechanical robustness (Young's modulus ≈1.6 GPa), complete recyclability, rapid biodegradation
Lars Schwarzer   +2 more
wiley   +1 more source

Viscoelastic Characterization of Polymer-Modified Asphalt Binders of Pavement Applications

open access: yesApplied Rheology, 2003
Rutting is a primary reason of premature deterioration of asphalt highway pavements. Pavements constructed with polymer and other modifiers are showing improved performance.
Uddin Waheed
doaj   +1 more source

Laboratory Evaluation of Asphalt Binder Modified with Crumb Rubber and Basalt Fiber

open access: yesAdvances in Civil Engineering, 2020
Asphalt pavement subjected to heavy traffic load and harsh environmental conditions can easily build up damage and shorten the service life. In this paper, different dosages of basalt fiber (BF) were introduced into crumb rubber (CR) modified asphalt ...
Li Liu, You Huang, Zhaohui Liu
doaj   +1 more source

Rheological properties of calcium carbonate self-setting injectable paste [PDF]

open access: yes, 2010
With the development of minimally invasive surgical techniques, there is growing interest in the research and development of injectable biomaterials with controlled rheological properties.
Auzély-Velty, Rachel   +7 more
core   +3 more sources

High‐Resolution and Real‐Time In Situ Generation of Cellular Spheroids by Laser‐Assisted Bioprinting for Guided Microvascularization

open access: yesAdvanced Functional Materials, EarlyView.
Micro‐injection laser‐assisted bioprinting enables ultrafast and precise patterning of small endothelial cell spheroids by injecting a highly concentrated single‐cell suspension into GelMA/ColMA hydrogels. In co‐culture with fibroblasts, controlled pre‐vasculogenic network formation is obtained at microscale resolution.
Charles Handschin   +9 more
wiley   +1 more source

Behavior of Stone Mastic Asphalt at Low Temperatures

open access: yesRomanian Journal of Transport Infrastructure
This paper presents a detailed analysis of the influence of bitumen on low-temperature cracking of MAS 16 asphalt mixtures (stone mastic asphalt) used as wearing course on heavily trafficked roads.
Daniela Dermengiu Roxana   +2 more
doaj   +1 more source

Investigation of the Temperature Performance of Bitumen Modified with Egg Shell Waste

open access: yesApplied Sciences
This study was conducted to improve the heat performance of bitumen. The effect of eggshells on the performance of bitumen was investigated. Eggshell waste was ground and mixed with bitumen at 1%, 2%, and 3% by weight.
İbrahim Erginer   +4 more
doaj   +1 more source

Rheology, granule growth and granule strength: Application to the wet granulation of lactose–MCC mixtures [PDF]

open access: yes, 2011
This study aims at better understanding the wet granulation process of a binary mixture composed of microcrystalline cellulose (water insoluble) and lactose (water soluble).
Chitu, Toma Mihai   +2 more
core   +3 more sources

4D‐Printed Magneto‐Plasmonic Microrobots for Programmable Spatiotemporal De‐Icing

open access: yesAdvanced Functional Materials, EarlyView.
A 4D‐printing strategy is introduced to achieve programmable de‐icing devices. By aligning gold–magnetite nanofillers within a photosensitive resin, the printed structures exhibit dual magnetic and plasmonic functionalities, enabling precise spatio‐temporal ice removal through thermoplasmonic effects.
Amélie Pérot   +7 more
wiley   +1 more source

Rheological measurements of large particles in high shear rate flows [PDF]

open access: yes, 2012
This paper presents experimental measurements of the rheological behavior of liquid-solid mixtures at moderate Stokes and Reynolds numbers. The experiments were performed in a coaxial rheometer that was designed to minimize the effects of secondary flows.
Brennen, Christopher E.   +3 more
core   +1 more source

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