Results 111 to 120 of about 231,296 (310)

TERRA E-News (October 2009, vol. 3, no. 4)

open access: yes, 2009
Articles include: Member Profile: Wisconsin Department of Transportation; Member Highlights; MnROAD Update: Construction for SHRP 2 project about new composite pavement systems scheduled; Fly ash used to stabilize pavement foundation layer in road ...
Transportation Engineering and Road Research Alliance (TERRA)
core  

TERRA E-News (April 2015, vol. 9, no. 2) [PDF]

open access: yes, 2015
Vol. 9, No. 2 is the final issue of TERRA E-News.Articles include: Member Profile: National Ready Mixed Concrete Association; Durable Roads program helps Norway improve service life and reduce costs; Member Highlights; TERRA Pavement Conference ...
Transportation Engineering and Road Research Alliance (TERRA)
core  

Enhancing Strength and Electrical Conductivity in Al–Zr–Sc Conductor Alloys Through Sn and Sr Microalloying and Two‐Step Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
Trace additions of Sn and Sr combined with a two‐step aging treatment are shown to enhance the microstructure and performance of Al–Zr–Sc conductor alloys. Strength and electrical conductivity increase concurrently through accelerated precipitation of fine Al3(Sc, Zr) precipitates and improved dislocation resistance, offering a cost‐effective pathway ...
Quan Shao   +3 more
wiley   +1 more source

The Comparison and Selection of a Warm Mix Agent for Asphalt Based on Fuzzy Hierarchical Analysis

open access: yesBuildings
Warm mix asphalt pavements can effectively reduce construction energy consumption and control environmental pollution compared to conventional asphalt pavements. However, there is no clear test standard for the evaluation of warm mix agents.
Haowu Wang, Shengkai Sun, Sen Hu
doaj   +1 more source

Tailored Hierarchical Porous Copper Architectures via Three Dimensional Printing and Pressure‐less Sintering for Next‐Generation Lithium‐Metal Batteries

open access: yesAdvanced Engineering Materials, EarlyView.
A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley   +1 more source

Analysis of the Spatial Constraints of Urban Underpass Channels Based on BIM

open access: yesBuildings
The construction of urban underpasses faces various spatial constraints, which will lead to deformation or failure of the structures if not satisfied.
Anmeng Wang   +5 more
doaj   +1 more source

TERRA E-News (January 2007, vol. 1, no. 1)

open access: yes, 2007
Articles include: Welcome to TERRA E-News; Member Profile: Michigan Department of Transportation; TERRA Pooled-Fund Research Funding Nearly Complete; MnROAD Reconstruction Set to Begin in 2007; TERRA Launches Website; Minnesota Pavement Conference ...
Transportation Engineering and Road Research Alliance (TERRA)
core  

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Semantic Segmentation Method for Road Intersection Point Clouds Based on Lightweight LiDAR

open access: yesApplied Sciences
Lightweight LiDAR, characterized by its ease of use and cost-effectiveness, offers advantages in road intersection information acquisition. This study used lightweight LiDAR to collect 3D point cloud data from an urban road intersection and propose a ...
Xiaole Ren, Bin Yu, Yuchen Wang
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

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