Results 21 to 30 of about 12,249 (258)

Insights into the differential fragmentation processes in rock avalanche emplacement from field investigation and experimental study

open access: yesFrontiers in Earth Science, 2022
Fragmentation is a universal phenomenon associated with rock avalanches, resulting in an abundance of complex sedimentological structures. If studied in detail, these structures can provide insights into rock avalanche emplacement processes.
Yu-Feng Wang   +7 more
doaj   +1 more source

ROBUST MULTIMODAL IMAGE MATCHING BASED ON MAIN STRUCTURE FEATURE REPRESENTATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Image matching is a crucial procedure for multimodal remote sensing image processing. However, the performance of conventional methods is often degraded in matching multimodal images due to significant nonlinear intensity differences.
Y. Fu   +6 more
doaj   +1 more source

Fatigue Behavior of Rail Connections on Semi High Speed and High Speed Rail Networks

open access: yesInternational Journal of Engineering and Advanced Technology, 2020
Rail joint is the most vulnerable and weakest part in the rail structure. Bolted rail joints and welded rail joints are the most predominantly used rail joints. In recent times, continuous welded rail joints are widely used. The literature study exhibits that the performance of welded rail joints are comparatively better than the bolted rail joints ...
J.Gayathiri, A.Venkatesh
openaire   +2 more sources

FAST AND ROBUST REGISTRATION OF MULTIMODAL REMOTE SENSING IMAGES VIA DENSE ORIENTATED GRADIENT FEATURE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
This paper presents a fast and robust method for the registration of multimodal remote sensing data (e.g., optical, LiDAR, SAR and map). The proposed method is based on the hypothesis that structural similarity between images is preserved across ...
Y. Ye, Y. Ye
doaj   +1 more source

Understanding the urbanization impacts of high-speed rail in China [PDF]

open access: yesArchives of Transport, 2021
Advances in transport technology have been shown to play a vital role in urban development over millennia. From the engineering and pavement innovations of the Roman road network to the aerospace breakthroughs that enabled jet aircraft, cities have been ...
Anthony Perl   +4 more
doaj   +1 more source

Railway Bridge Using Small Post-Tensioned Concrete Box Girder

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2012
A girder depth is the critical parameter for rapid construction of bridge and clearance limitation in urban area such as high-density residential district.
Inkyu Rhee
doaj   +1 more source

High-speed rail – highway 2.0?

open access: yesActa Polytechnica CTU Proceedings, 2021
High-speed rail lines should make it possible to fully replace air transport over the medium distances of Europe (about 500 km). In the Czech Republic, they are beginning to design.
Pavel Krupík
doaj   +1 more source

Semantic Modeling in Materials Science and Engineering With Platform MaterialDigital Core Ontology 3.0

open access: yesAdvanced Engineering Materials, EarlyView.
The community‐driven Platform MaterialDigital Core Ontology (PMDco) 3.0 is introduced as a Basic Formal Ontology‐aligned semantic backbone for the processing–structure–properties paradigm in Materials Science and Engineering. Modular engineering, automated releases, and validation workflows are highlighted and key semantic patterns for materials ...
Markus Schilling   +15 more
wiley   +1 more source

Printed Integrated Logic Circuits Based on Chitosan‐Gated Organic Transistors for Future Edible Systems

open access: yesAdvanced Functional Materials, EarlyView.
Edible electronics needs integrated logic circuits for computation and control. This work presents a potentially edible printed chitosan‐gated transistor with a design optimized for integration in circuits. Its implementation in integrated logic gates and circuits operating at low voltage (0.7 V) is demonstrated, as well as the compatibility with an ...
Giulia Coco   +8 more
wiley   +1 more source

Field Water Immersion Test on the Self-weight Collapsible Loess Sites with Large Thickness in the Guanzhong Area

open access: yesTaiyuan Ligong Daxue xuebao
[Purposes] This work has been done in order to investigate the collapsible deformation characters during the in-situ pit immersion test in the Guanzhong area and the discrepancy between the measured collapsible deformation and that calculated from indoor
FANG Zhiyuan   +9 more
doaj   +1 more source

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