Results 11 to 20 of about 595,948 (317)

Low temperature synthesis of plasmonic molybdenum nitride nanosheets for surface enhanced Raman scattering

open access: yesNature Communications, 2020
Molybdenum nitride is promising for catalysis, energy storage and Raman scattering, but it is synthesized under harsh conditions. Here the authors synthesize highly crystalline molybdenum nitride nanosheets using a relatively mild, non-aqueous ...
Haomin Guan   +6 more
doaj   +1 more source

The first detected airline introductions of yellow fever mosquitoes (Aedes aegypti) to Europe, at Schiphol International airport, the Netherlands

open access: yesParasites & Vectors, 2017
Background Air-borne introduction of exotic mosquitoes to Schiphol airport in the Netherlands has been considered plausible based upon findings of mosquitoes in aircraft cabins during 2008, 2010 and 2011.
A. Ibañez-Justicia   +5 more
doaj   +1 more source

Imported Hyalomma ticks in the Netherlands 2018–2020

open access: yesParasites & Vectors, 2021
Background Ticks of the genus Hyalomma, which are vectors for several tick-borne diseases, are occasionally found in areas outside their endemic range including northern parts of Europe.
Mathilde Uiterwijk   +8 more
doaj   +1 more source

Quasi-metallic Tungsten Oxide Nanodendrites with High Stability for Surface-Enhanced Raman Scattering

open access: yesCell Reports Physical Science, 2020
Summary: As a non-destructive and label-free detection technology, surface-enhanced Raman scattering (SERS) has been widely used in environmental-pollutant detection, biological-tissue sensing, molecular fingerprint analysis, and so on. Herein, we report
Yuting Ye   +7 more
doaj   +1 more source

Gas‐Sensing Activity of Amorphous Copper Oxide Porous Nanosheets

open access: yesChemistryOpen, 2020
In this paper, the gas‐sensing properties of copper oxide porous nanosheets in amorphous and highly crystalline states were comparatively investigated on the premise of almost the same specific surface area, morphology and size. Unexpectedly, the results
Zheng Tian   +6 more
doaj   +1 more source

Surfactant-free interfacial growth of graphdiyne hollow microspheres and the mechanistic origin of their SERS activity

open access: yesNature Communications, 2023
As a two-dimensional carbon allotrope, graphdiyne possesses a direct band gap, excellent charge carrier mobility, and uniformly distributed pores. Here, a surfactant-free growth method is developed to efficiently synthesize graphdiyne hollow microspheres
Lu Zhang   +5 more
doaj   +1 more source

Two decades of nonfatal injury data: a scoping review of the National Electronic Injury Surveillance System-All Injury Program, 2001–2021

open access: yesInjury Epidemiology, 2023
Background Injury is a leading cause of preventable morbidity and mortality in the USA. Ongoing surveillance is needed to understand changing injury patterns to effectively target prevention efforts.
Livia Navon   +3 more
doaj   +1 more source

A metallic molybdenum dioxide with high stability for surface enhanced Raman spectroscopy

open access: yesNature Communications, 2017
Semiconducting materials are potential SERS substrates as alternatives to noble metals, but often suffer from poor stabilities and sensitivities. Here, the authors use molybdenum dioxide as a SERS material, showing high enhancement factors and stability ...
Qiqi Zhang   +8 more
doaj   +1 more source

General Synthesis of Large‐Area Transition Metal Nitride Porous Arrays for Highly Sensitive Surface‐Enhanced Raman Scattering Substrates with Ultrahigh Durability

open access: yesSmall Structures, 2023
A general polymerization‐induced strategy is developed to synthesize large‐area (100 cm2) transition metal nitride (TMN: TiN, MoN, WN, VN) porous arrays with high specific surface area (187.5–215.5 m2 g−1) for the first time, which also can be used to ...
Xinqiao Teng   +5 more
doaj   +1 more source

Passive UHF RFID Tilt Sensor [PDF]

open access: yes, 2015
In this paper we introduce a bio-axis passive wireless UHF RFID tilt sensor for applications such as to increase safety in warehouse environment and damage detection in consumer goods and where long term monitoring of the product is essential without the
Batchelor, John C., Ziai, Mohamed A.
core   +1 more source

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