Results 31 to 40 of about 18,668 (215)

Wood‐Derived Nanocellulose‐Biocarbon Fresnel‐Zone Plate Lenses for Sub‐THz Frequency Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Wood‐derived nanocellulose and lignin‐based biocarbon were combined to fabricate fully bio‐based Fresnel zone plate (FZP) lenses for sub‐terahertz frequencies. These sustainable FZP lenses exhibit low dielectric loss and high directivity, achieving performance comparable to that of metallic references, and remain functional under environmental stress ...
Riikka Haataja   +9 more
wiley   +1 more source

Arithmetic Framework to Optimize Packet Forwarding among End Devices in Generic Edge Computing Environments

open access: yesSensors, 2022
Multi-access edge computing implementations are ever increasing in both the number of deployments and the areas of application. In this context, the easiness in the operations of packet forwarding between two end devices being part of a particular edge ...
Pedro Juan Roig   +4 more
doaj   +1 more source

Surrogate‐Optimized Flow‐Guided Miniature Condenser for Rapid Exhaled Glucose Detection

open access: yesAdvanced Materials Technologies, EarlyView.
A surrogate‐optimized miniature condenser guides humid exhaled flow toward cold surfaces to accelerate exhaled breath condensate collection. By improving vapor access within a compact footprint, the design increases sample yield. This enables post‐collection enrichment and rapid colorimetric glucose detection from dilute exhaled biomarkers within a 5 ...
Yiming Thomas Lu   +6 more
wiley   +1 more source

On‐Chip Photonic Neural Network Architectures

open access: yesAdvanced Optical Materials, EarlyView.
This review presents a comprehensive overview of on‐chip photonic neural network architectures, covering key photonic building blocks, representative network types, and emerging applications. Recent advances, implementation challenges, and future directions are examined, highlighting the potential of integrated photonics to enable ultrafast, energy ...
Seokjin Hong   +7 more
wiley   +1 more source

Auto‐Routing Fluidic Printed Circuit Boards

open access: yesAdvanced Robotics Research, EarlyView.
This work introduces (STREAM) software tool for routing efficiently advanced macrofluidics, an open‐source software tool for automating the design of 3D‐printable fluidic circuit boards. STREAM streamlines tube routing and layout, enabling the rapid fabrication of fluidic networks for soft robotics, lab‐on‐a‐chip devices, microfluidics, and biohybrid ...
Savita V. Kendre   +3 more
wiley   +1 more source

The Issue of Using Ordinal Quantities to Estimate the Vulnerability of Seabirds to Oil Spills

open access: yesJournal of Marine Science and Engineering, 2020
Oil spills can have a serious negative effect on seabirds. Numerous studies have been carried out for relative vulnerability assessment of seabirds to oil, with the majority of such works based on ordinal quantities.
Anatoly Shavykin, Andrey Karnatov
doaj   +1 more source

Implementing arithmetic and other analytic operations by transcriptional regulation. [PDF]

open access: yesPLoS Computational Biology, 2008
The transcriptional regulatory machinery of a gene can be viewed as a computational device, with transcription factor concentrations as inputs and expression level as the output. This view begs the question: what kinds of computations are possible?
Sean M Cory, Theodore J Perkins
doaj   +1 more source

Insights Into CO2 Loss, pH Effects, and Tafel Kinetics in Ni Single Atom‐Driven Bicarbonate Electroreduction

open access: yesAdvanced Science, EarlyView.
Selective CO formation in bicarbonate electrolysis is achieved by retaining reactive CO2 and tuning pH, while the competing hydrogen evolution reaction occurs at the interface. The rate‐determining step couples the chemical equilibrium of bicarbonate/CO2 with electrochemical charge transfer, offering insight into optimizing reaction conditions for ...
Lin Li   +7 more
wiley   +1 more source

FORMATION OF CALCULATING SKILLS OF PRIMARY SCHOOL PUPILS BY MEANS OF MULTIMEDIA

open access: yesÌнформаційні технології в освіті, 2015
The features of the effective implementation of multimedia in the teaching of arithmetic for primary school pupils are shown in the paper. The types of calculating methods are defined.
M. Borisenko
doaj  

The Effect of Using Roger Bybee Model on Understanding Arithmetic Operations on Regular Fractions and Decimals for sixth Graders

open access: yesدراسات: العلوم التربوية, 2020
This study aims to reveal the effect of using Roger Bybee model on the comprehension of arithmetic operations on regular fractions and decimals for sixth graders. The sample of the study was selected in an intentional method.
Adnan Al Abed, Mohammed Al Baba
doaj  

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