Identification of four material phases in bitumen by atomic force microscopy

A Jäger, R Lackner… - Road Materials and …, 2004 - Taylor & Francis
The identification of material phases at the so called bitumen-scale in context of multiscale
modeling of asphalt is presented. For this purpose, atomic force microscopy (AFM) …

Is low-temperature creep of asphalt mastic independent of filler shape and mineralogy?—arguments from multiscale analysis

R Lackner, M Spiegl, R Blab… - Journal of Materials in …, 2005 - ascelibrary.org
This paper focuses on the effect of filler on the low-temperature creep of asphalt mastic.
Based on experimental results obtained from bending-beam rheometer (BBR) experiments …

Towards a microstructural model of bitumen ageing behaviour

L Eberhardsteiner, J Füssl, B Hofko… - … Journal of Pavement …, 2015 - Taylor & Francis
When it comes to describe the mechanical behaviour of hot mix asphalt (HMA), the change
of the mechanical properties over time due to environmental impacts known as ageing has …

Properties comparison and mechanism analysis of naphthenic oil/SBS and nano-MMT/SBS modified asphalt

H Lu, F Ye, J Yuan, W Yin - Construction and Building Materials, 2018 - Elsevier
Naphthenic oil is an organic solvent whose effect as an additive to SBS modified asphalt is
rarely studied. The influence of naphthenic oil on SBS modified asphalt was investigated in …

Identification of viscoelastic properties by means of nanoindentation taking the real tip geometry into account

A Jäger, R Lackner, J Eberhardsteiner - Meccanica, 2007 - Springer
Motivated by recent progress in viscoelastic indentation analysis, the identification of
viscoelastic properties from nanoindentation test data taking the real tip geometry into …

The effect of styrene-butadiene-styrene modification on the characteristics and performance of bitumen

K Stangl, A Jäger, R Lackner - Monatshefte für Chemie-Chemical Monthly, 2007 - Springer
In order to cover the effect of styrene-butadiene-styrene (SBS) modification on the
characteristics of bitumen, two types of bitumen, one plain bitumen, and one polymer …

Microscale characterization of bitumen–back-analysis of viscoelastic properties by means of nanoindentation

A Jäger, R Lackner, K Stangl - International journal of materials …, 2007 - degruyter.com
In order to understand the complex thermo-rheological behavior of asphalt, stemming from
the viscoelastic nature of bitumen, the nanoindentation (NI) technique is employed. Hereby …

Multiscale fatigue model for bituminous mixtures

J Füssl, R Lackner - International journal of fatigue, 2011 - Elsevier
Fatigue failure is one of the main failure mechanisms in flexible pavements, resulting in the
decrease of material stiffness due to repeated (traffic) loading, mainly driven by the …

Creep response of bituminous mixtures—rheological model and microstructural interpretation

J Füssl, R Lackner, J Eberhardsteiner - Meccanica, 2014 - Springer
The main failure mechanisms of flexible pavements, such as low-temperature cracking,
fatigue failure, and rutting are strongly influenced by the viscoelastic properties of asphalt …

[PDF][PDF] Extension of a multiscale model for hot mix asphalt stiffness prediction to introduce binder aging into pavement design

L Eberhardsteiner - 2014 - scholar.archive.org
The current design approach for bituminous pavement constructions in Austria allows for
straight forward determination of the different layer thicknesses, but limitations in the …