Results 31 to 40 of about 1,905 (300)

Effect of RAP gradation subdivision and addition of a rejuvenator on recycled asphalt mixture engineering performance

open access: yesCase Studies in Construction Materials, 2023
The utilization of reclaimed asphalt pavement (RAP) is an important way for pavement construction to move toward a low impact and sustainable practice, but there are still many problems in the preparation of recycled asphalt mixtures with a high ...
Lusheng Wang   +4 more
doaj   +1 more source

A Review on Bitumen Rejuvenation: Mechanisms, Materials, Methods and Perspectives

open access: yesApplied Sciences, 2019
This review aims to explore the state of the knowledge and the state-of-the-art regarding bitumen rejuvenation. In particular, attention was paid to clear things up about the rejuvenator mechanism of action. Frequently, the terms rejuvenator and flux oil,
Valeria Loise   +5 more
doaj   +1 more source

Feasibility and mixture performance assessment of waste oil based rejuvenators in high-RAP asphalt mixtures

open access: yesMaterials Research Express, 2023
Asphalt pavements are amongst the most recycled materials in the contemporary world depending on the environmental and financial advantages. The introduction of Recycled Asphalt Pavement (RAP) on newly produced asphalt pavement is possible by the ...
Derya Kaya Ozdemir   +4 more
doaj   +1 more source

Nuclear Magnetic Resonance (NMR) Assessment of Bio and Crude Oil-Based Rejuvenation

open access: yesPhyschem
Asphalt binders in pavements lose their stability through aging and eventually fail in the field. Using nuclear magnetic resonance (NMR) to monitor the primary longitudinal relaxation time of asphalt samples and the ratio of material that carries this ...
Rebecca M. Herndon   +3 more
doaj   +1 more source

Rejuvenator Influence on Aged Binder Material Properties

open access: yes, 2017
As the amount of reclaimed asphalt pavement (RAP) material used in asphalt mixtures has increased recently, it is vital to address problems regarding aged binder incorporated in RAP.
Michal Varaus   +2 more
core   +1 more source

Application of different rates and frequencies of rejuvenator for the treatments of brown bast syndrome on Hevea Brasiliensis

open access: yes, 2022
Background: Brown bast is one of the most serious threats to natural rubber production. It is estimated that brown bast leads to an approximately 15-20% decrease in latex yield production.
Sulaiman, Z.   +7 more
core   +1 more source

Chronobiology of Cancer: How Aging Fuels Oncogenesis at the Molecular Level

open access: yesAging and Cancer, EarlyView.
This graphical abstract illustrates the key biological pathways linking aging with cancer development and progression. In the upper left, cumulative exposure to ultraviolet radiation, toxins, and reactive oxygen species (ROS) causes DNA damage and genomic instability, whereas age‐related decline in repair mechanisms, such as ATM/ATR, BER, and NER ...
Anu Singh, Aroonima Misra, Sufian Zaheer
wiley   +1 more source

Revealing the rejuvenation mechanism of SBS modified asphalt through combined rheology-AFM-MD-DFT analysis

open access: yesFrontiers in Built Environment
This study investigates the changes in microstructure and rheological properties of SBS modified asphalt during aging and regeneration processes. The high-temperature rutting resistance and low-temperature crack resistance at different ageing stages were
Man Zhang   +4 more
doaj   +1 more source

Understanding and Mitigating the Risk of Accelerated Biological Aging in Survivors of Cancer: A Scoping Review

open access: yesAging and Cancer, EarlyView.
Cancer treatment is associated with measurable acceleration of biological aging across epigenetic, telomere, senescence, and immune biomarkers. However, biomarker validation and interventional strategies remain limited, especially in hematologic malignancies, underscoring the need for standardized multi‐omic aging assessments and adequately powered ...
Moataz Ellithi   +3 more
wiley   +1 more source

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