Results 31 to 40 of about 3,213,485 (293)

Georeferenced Analysis of Urban Nightlife and Noise Based on Mobile Phone Data

open access: yesApplied Sciences, 2023
Urban environments are characterized by a complex soundscape that varies across different periods and geographical zones. This paper presents a novel approach for analyzing nocturnal urban noise patterns and identifying distinct zones using mobile phone ...
Luís B. Elvas   +4 more
doaj   +1 more source

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

Annoyance evaluation of noise emitted by urban substation

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2021
In China, noise pollution from substations in urban areas is becoming more and more serious. An annoyance evaluation of the noise emitted by urban substations is presented.
Li Jun   +4 more
doaj   +1 more source

Intelligent Sky Guardians (InSkyGuard): An Aerial Robotic Swarm for Autonomous Detection and Entrapment of Rogue Multirotors

open access: yesAdvanced Robotics Research, EarlyView.
Intelligent Sky Guardians (InSkyGuard) is introduced as a four‐drone swarm that autonomously detects, tracks, and safely captures rogue drones using a coordinated net system. Computer vision and leader–follower control architecture enable synchronized enclosure, while integrated failsafes enhance system reliability. Validated through closed‐environment
Joshua Hastings   +6 more
wiley   +1 more source

Experimental Study on the Rail Damper for Vibration and Noise Control and Rail Corrugation Suppression

open access: yesUrban Rail Transit
With the rapid construction of rail transportation infrastructure, vibration issues caused by wheel–rail interactions during train operation have become a significant concern.
Fangqiu Sun   +4 more
doaj   +1 more source

Urban road traffic noise monitoring, mapping, modelling, and mitigation: A thematic review

open access: yesNoise Mapping, 2022
This article analyses the most recent studies on urban traffic noise. About 67 relevant articles on urban road traffic noise and its mitigation strategies were preferred for a critical review.
Ranpise Ramesh B., Tandel Bhaven N.
doaj   +1 more source

Dual‐line Genome‐scale CRISPR Screening Enables Robust Target Gene Discovery

open access: yesAdvanced Science, EarlyView.
A species‐optimized CRISPR platform integrates efficient piggyBac delivery, genome‐scale sgRNA libraries, and parallel screening in two independently engineered Bactrocera dorsalis Cas9 cell lines. Cross‐line consensus analysis filters line‐specific effects, enriches candidates with reproducible in vivo phenotypes, and reveals conserved, species ...
Ziniu Li   +9 more
wiley   +1 more source

Experimental Study on Rail Corrugation Suppression by Rail Dampers on Small-radius Floating Slab Tracks in Urban Rail Transit

open access: yesChengshi guidao jiaotong yanjiu
ObjectiveRail corrugation has become one of the persistent diseases in urban rail transit.To explore its mitigation methods, a long-term experimental study is conducted on the suppression effect of rail dampers on rail corrugation in small-radius ...
Kuang HE   +4 more
doaj   +1 more source

Cross‐scale Material‐Structure Synergy for 2D Metamaterials: Toward Customizable Intelligent Electromagnetic Manipulation in Multiphysics Fields

open access: yesAdvanced Science, EarlyView.
Recent advances in metasurface‐enabled low‐observable technologies are reviewed from the perspective of cross‐scale material–structure synergy. Electromagnetic, thermal, optical, and acoustic stealth are highlighted together with dynamic tuning, programmable coding, data‐driven inverse design, artificial intelligence, multispectral compatibility, and ...
Shuhao Wang   +5 more
wiley   +1 more source

Assessment, Prediction and Mapping of Noise Levels in Vellore City, India

open access: yesNoise Mapping, 2019
Present study focuses on measurement, prediction and mapping of noise levels in important places of Vellore city located in Tamil Nadu state, India. Weekday and weekend noise levels at six locations (S1 to S6) are recorded during morning, afternoon and ...
Manojkumar N.   +2 more
doaj   +1 more source

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