Results 71 to 80 of about 1,628,964 (198)

Development of Updated Specifications for Roadway Rehabilitation Techniques, May 2011 [PDF]

open access: yes, 2011
As our nation’s highway system continues to age, asphalt maintenance and rehabilitation techniques have become increasingly important. The deterioration of pavement over time is inevitable.

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Preparation and Performance Study of Asphalt Modified by Polyphosphoric Acid/Desulfurized Crumb Rubber

open access: yesZhongwai Gonglu
To improve the comprehensive performance of desulfurized rubber asphalt, the asphalt was modified by using desulfurized crumb rubber and polyphosphoric acid.
YUAN Jianbo   +3 more
doaj   +1 more source

Influence of Polymer and Rubber Modification on Fatigue Crack Propagation in Asphalt Mixtures: A Cyclic SCB and Paris Law Investigation

open access: yesFatigue &Fracture of Engineering Materials &Structures, EarlyView.
ABSTRACT Fatigue cracking is a major distress limiting asphalt pavement service life, and Paris law–based fracture mechanics offers a more mechanistic understanding than conventional fatigue testing. However, systematic characterization across diverse modifiers, dosages, notch depths, and temperatures remains limited.
Abdullah Demirbag   +3 more
wiley   +1 more source

Laboratory Performance Evaluation of CIR-Emulsion and it Comparison Against CIR-Form Test Result from Phase II, Final Report TR-578 Phase III, December 2009 [PDF]

open access: yes, 2009
Currently, no standard mix design procedure is available for CIR-emulsion in Iowa. The CIR-foam mix design process developed during the previous phase is applied for CIR-emulsion mixtures with varying emulsified asphalt contents.

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Influence of the Skid Resistance of Ultrathin Wearing Course with Various Types of Asphalt Binders

open access: yesAdvances in Materials Science and Engineering, 2020
Ultrathin wearing course (UTWC) has been widely applied in both asphalt pavements preventive maintenance and functional overlay. This study’s objective is to evaluate the influence of different modified asphalt binders with warm mix additives on the skid
Hongfu Liu   +4 more
doaj   +1 more source

Slow Infrastructural Violence: The Lived Experiences of Urban Essential Workers

open access: yesTijdschrift voor Economische en Sociale Geografie, EarlyView.
Abstract We examine how non‐healthcare urban essential workers constitute a vital yet undervalued social infrastructure that enables everyday life in Switzerland. Drawing on 37 (walking) interviews, the study foregrounds the lived realities of those whose reproductive labour sustains the city while remaining largely invisible.
Carole Ammann, Sarah Schilliger
wiley   +1 more source

Potential applications for composite utilization of rubber and plastic in asphalt pavements: A critical review

open access: yesJournal of Traffic and Transportation Engineering (English ed. Online)
Waste plastics and rubber have always posed a threat to the environment and a great challenge for disposal. The use of these two waste materials as modifiers for road asphalt provides new road asphalt binders and at the same time provides a new way for ...
Haibin Li   +8 more
doaj   +1 more source

Micro‐Scale Dual Interface Layer With N‐Coordination Encapsulated on Coralloid Si Anode for Lithium‐Ion Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 6, November 2026.
The Zr‐doped coralloid μSi encapsulated within an N‐coordinated dual‐carbon network is fabricated by an Al‐Si melt modification integrated with in‐situ interfacial strategy, consequently improving the ionic diffusion behaviors. Micro‐scale silicon (μSi) anodes are promising candidates for enhancing energy density of lithium‐ion batteries, yet their ...
Juxuan Ding   +5 more
wiley   +1 more source

Performance of sasobit modified asphalt binder in warm-mix asphalt technology [PDF]

open access: yes, 2014
Road maintenance is widely recognized, but not adequately maintained due to economic crisis of countries. Besides, increasing emission of greenhouse gases is an environmental issue, and it is a great concern to curb this problem from further harm to the ...
Feizabadi, Shahab Moeini
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Material Characterization of Lignin‐Filled Polypropylene Composites

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 40, October 20, 2026.
Ground and spray‐dried lignin powders are compared as fillers for polypropylene composites. Differences in powder preparation methods are associated with differences in powder characteristics and composite behavior after melt compounding. Spray‐dried lignin produces smaller particles and fewer large agglomerates, while a 5 wt% lignin loading provides a
Sungjun Hwang   +3 more
wiley   +1 more source

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