Results 81 to 90 of about 36,097 (304)

From Food to Power: Hydrogel Thermoelectrics for Ingestible Electronics

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a fully edible thermoelectric–electrochromic platform that harvests heat from food and converts it into a visible color change. N‐type and p‐type hydrogel thermoelectric generators connected in series power anthocyanin‐based electrochromic displays, demonstrating the feasibility of safe, biodegradable, ingestible systems for on‐food ...
Antonia Georgopoulou   +3 more
wiley   +1 more source

Pixel-level pavement crack segmentation using UAV remote sensing images based on the ConvNeXt-UPerNet

open access: yesAlexandria Engineering Journal
Cracks in the pavement are a common issue affecting transportation infrastructure, requiring timely detection and repair. Computer vision faces challenges in segmenting cracks from images due to complicated topologies, intensity inhomogeneity, poor ...
Hatem Taha   +4 more
doaj   +1 more source

Opportunistic sensing for road pavement monitoring [PDF]

open access: yes, 2020
Road surface state monitoring is of main concern for road infrastructure owners. Hence dedicated measurement campaigns using laser scanning and image analysis are performed on a regular basis. Yet, this type of monitoring comes at a high labor cost
Botteldooren, Dick   +7 more
core   +1 more source

Imaging of Biphoton States: Fundamentals and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum states of two photons exhibit a rich polarization and spatial structure, which provides a fundamental resource of strongly correlated and entangled states. This review analyzes the physics of these intriguing properties and explores the various techniques and technologies available to measure them, including the state of the art of their ...
Alessio D'Errico, Ebrahim Karimi
wiley   +1 more source

Efficient Evaluation of the Number of False Alarm Criterion

open access: yes, 2018
This paper proposes a method for computing efficiently the significance of a parametric pattern inside a binary image. On the one hand, a-contrario strategies avoid the user involvement for tuning detection thresholds, and allow one to account fairly for
Aldea, Emanuel   +2 more
core   +3 more sources

Review: optical fiber sensors for civil engineering applications [PDF]

open access: yes, 2013
Optical fiber sensor (OFS) technologies have developed rapidly over the last few decades, and various types of OFS have found practical applications in the field of civil engineering. In this paper, which is resulting from the work of the RILEM technical
B Poumellec   +64 more
core   +2 more sources

2D Magnetic and Topological Quantum Materials and Devices for Ultralow Power Spintronics

open access: yesAdvanced Functional Materials, EarlyView.
2D magnets and topological quantum materials enable ultralow‐power spintronics by combining robust magnetic order with symmetry‐protected, Berry‐curvature‐driven transport. Fundamentals of 2D anisotropy and spin‐orbit‐coupling induced band inversion are linked to scalable growth and vdW stacking.
Brahmdutta Dixit   +5 more
wiley   +1 more source

SIMULATION OF TEMPERATURE AND TRANSPORT LOAD IMPACT ON FORMATION AND DEVELOPMENT OF CRACKS ON ASPHALT-CONCRETE ROAD SURFACES

open access: yesНаука и техника, 2012
An analysis of statistical data has shown that about 60 % of all types of road surface destructions and damages in the Republic of Belarus are attributed to cracks (separate, frequent and cracks network).
I. S. Melnikova
doaj  

Pavement crack detection based on depth-supervision FRRN model

open access: yesMeasurement + Control
Timely detection of early pavement distress is crucial for effective pavement maintenance. A promising approach involves the segmenting the road surface cracks area from its images. However, the previously employed full-resolution residual network (FRRN),
Lei Wang, Qiangqiang Feng, Jiao Yan
doaj   +1 more source

Automatic Segmentation and Enhancement of Pavement Cracks Based on 3D Pavement Images

open access: yesJournal of Advanced Transportation, 2019
Pavement cracking is a significant symptom of pavement deterioration and deficiency. Conventional manual inspections of road condition are gradually replaced by novel automated inspection systems.
Baoxian Li   +3 more
doaj   +1 more source

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