Results 91 to 100 of about 16,511 (214)

The band collocation problem

open access: yes, 2020
In order to reduce costs in the telecommunication sector, many mathematical models have been developed. Over time, these models either fall out out of use or are revised according to new technological developments.
Gursoy, Arif   +3 more
core   +1 more source

Single-Loop Opto-Electronic Oscillator at 10.4 GHz with a Cascaded Microstrip Bandpass Filter Configuration [PDF]

open access: yes, 2019
The opto-electronic oscillator is a well-known microwave photonic device that produces high-frequency signals in the microwave range. One of the main advantages of the opto-electronic oscillator is that it produces high-frequency signals with low phase ...
Odedeyi, T   +7 more
core   +1 more source

Neural and Navigational Features Influencing the Novelty Induced Benefits on Episodic Memory

open access: yesHippocampus, Volume 36, Issue 4, July 2026.
ABSTRACT Studies in animals have robustly shown that exposure to novelty can promote memory for information presented in the temporal vicinity. In humans, however, evidence for such novelty‐related memory benefits has been mixed. In this EEG study, we investigated the neurobiological mechanisms underlying effects of novelty on memory and whether ...
David A. Vogelsang   +5 more
wiley   +1 more source

Design and implementation of AD9361-based software radio receiver

open access: yesEURASIP Journal on Wireless Communications and Networking, 2019
Existing software radio platforms constructed by discrete devices have many disadvantages, such as high power consumption, high cost, and poor portability.
Feng Tian, Hanqing Li, Liangchen Yuan
doaj   +1 more source

Improved Myocardial Sodium Quantification at 7 T Using Interleaved 23Na/1H pTx MRI With Motion and Anatomy‐Based B1 Correction

open access: yesMagnetic Resonance in Medicine, Volume 96, Issue 1, Page 173-190, July 2026.
ABSTRACT Purpose To improve accuracy and repeatability of myocardial 23Na quantification in cardiac MRI at 7 T by combining retrospective respiratory and cardiac motion correction with a novel anatomy‐based B1 bias field correction. Methods In this study, a dual‐nuclear interleaved 23Na/1H MRI sequence at 7 T was applied.
Laurent Ruck   +10 more
wiley   +1 more source

Computational Modeling of Sequential Dependencies in Mother–Child Social Interaction and Associations to Empathic Responses

open access: yesDevelopmental Science, Volume 29, Issue 4, July 2026.
ABSTRACT Understanding how early mother–child interactions are linked to children's social‐cognitive processes requires methods capable of capturing the temporal structure of naturalistic behavior. This study introduces a computational framework based on Bayesian Network modeling to identify sequential dependencies among nonverbal behaviors (smiles ...
Eleuda Nunez   +5 more
wiley   +1 more source

One Year of Outdoor Performance of Perovskite/Perovskite/Silicon Triple‐Junction Solar Cell

open access: yesSolar RRL, Volume 10, Issue 11, 15 June 2026.
We present a full‐year outdoor results of the first triple‐junction perovskite/perovskite/silicon solar cells. The seasonal variation is mostly caused by poor low light performance, which is suppressed in the picture by focusing on data obtained at 500 W/m2.
Petra Manshanden   +6 more
wiley   +1 more source

Steady-State Visual-Evoked-Potential–Driven Quadrotor Control Using a Deep Residual CNN for Short-Time Signal Classification

open access: yesSensors
In this paper, we study the classification problem of short-time-window steady-state visual evoked potentials (SSVEPs) and propose a novel deep convolutional network named EEGResNet based on the idea of residual connection to further improve the ...
Jiannan Chen   +5 more
doaj   +1 more source

Neural Correlates of Virtual Reality Intervention in Children With Attention‐Deficit/Hyperactivity Disorder: A Resting‐State fMRI Study Based on Percent Amplitude of Fluctuation

open access: yesBrain and Behavior, Volume 16, Issue 6, June 2026.
Abstract Objective To investigate neural mechanisms associated with improvements in core symptoms of attention‐deficit/hyperactivity disorder (ADHD) following a virtual reality (VR) intervention, using resting‐state fMRI (rs‐fMRI) with the percent amplitude of fluctuation (PerAF) and standardized clinical behavioral assessments.
Xinjie Yu   +6 more
wiley   +1 more source

Regular Exercise Correlates With Enhanced Self‐Control and Prefrontal Function in Excessive Short‐Video Users

open access: yesBrain and Behavior, Volume 16, Issue 6, June 2026.
ABSTRACT Objective This study investigated the associations between physical activity and short‐video viewing duration on self‐control behavior and prefrontal cortical activation in college students. Methods Male college students (N = 124) with problematic short‐video use (scale score ≥ 39) were initially recruited.
Yawei Li, Tian Feng
wiley   +1 more source

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