Results 51 to 60 of about 156,210 (306)

Pioglitazone plus (−)‐epigallocatechin gallate: a novel approach to enhance osteogenic performance in aged bone marrow mesenchymal stem cells

open access: yesFEBS Open Bio, EarlyView.
Aged human bmMSCs are seeded in the scaffold. Osteoblastic induction can slightly increase cell's bone‐forming activity to produce bone‐like tissues, shown as the sporadic xylenol orange‐stained spots (the lower left image). Notably, pioglitazone plus EGCG co‐treatment dramatically increases cell's bone‐forming activity and bone‐like tissue production (
Ching‐Yun Chen   +6 more
wiley   +1 more source

Piezoresistive Monitoring of Carbon Nanomaterial‐Reinforced Epoxy Composites Under Cyclic and Fatigue Loading: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon nanomaterial‐reinforced epoxy composites exhibit pronounced piezoresistive behavior, enabling intrinsic damage sensing under cyclic and fatigue loading. This review critically compares carbon nanotube and graphene systems, correlating filler content, percolation threshold, and gauge factor with sensing stability and damage evolution.
J. M. Parente   +3 more
wiley   +1 more source

EVALUATION MODEL FOR PAVEMENT SURFACE DISTRESS ON 3D POINT CLOUDS FROM MOBILE MAPPING SYSTEM [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
This paper proposes a methodology to evaluate the pavement surface distress for maintenance planning of road pavement using 3D point clouds from Mobile Mapping System (MMS).
K. Aoki, K. Yamamoto, H. Shimamura
doaj   +1 more source

Road pavement defect investigation using treated and untreated expansive road subgrade materials with varying plasticity index

open access: yesTransportation Engineering, 2022
Road pavement defect has been a major issue in the construction industry leading to a high cost of maintenance and sometimes a total reconstruction of the road. Expansive road subgrade materials are one of the major causes of these road defects.
Samuel Y.O. Amakye   +2 more
doaj   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

Optimal Maintenance Works for the Aborshada Road in the Western Region of Libya

open access: yesSlovak Journal of Civil Engineering, 2014
In this research, the condition of a road pavement was investigated for the Aborshada Road in the Gharian region of Libya to determine the optimal maintenance works. Previously, a simple engineering judgment was the only procedure followed by the Gharian
Youssef Medhat Abdelrahman   +1 more
doaj   +1 more source

Sol–Gel Derived Polymer Precursors for Stereolithography of ZrC

open access: yesAdvanced Engineering Materials, EarlyView.
ZrC is a critical material target for extreme temperature conditions. This report describes a protocol for preparing ZrC ceramics via stereolithography and examines the impact of the polymer matrix on carbothermal reduction and mechanical stability of 3D printed ZrC.
Charles J. Rafalko   +2 more
wiley   +1 more source

Fibers Pavement Concrete Proposed for Salang Road-Afghanistan-A review

open access: yesRevista Eídos
In this paper, an intensive review was made to propose Fibers Pavement Concrete (FPC) for Salang-Road Afghanistan. Moreover, structural properties of FPC were also evaluated and compared with those of Asphalt road.
Abdulhai Kaiwaan   +2 more
doaj   +1 more source

Influence of high moisture content on road pavement structure: A Polish case study

open access: yesCase Studies in Construction Materials, 2021
Communication infrastructure is one of the most important criteria determining the comfort and quality of life in a given country, as well as an important indicator helping to determine the pace of its economical growth.
Przemysław Rokitowski   +2 more
doaj   +1 more source

High Percentages of Reclaimed Asphalt Affect the Performance of Asphalt Binder [PDF]

open access: yes, 2020
More than 90 percent of the road and highway network in the United States is paved with asphalt concrete. Maintenance and periodic rehabilitation require a continuous supply of aggregates and asphalt binder, both of which are becoming increasingly scarce
Butt, Ali A.   +2 more
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