Results 101 to 110 of about 993,230 (345)

Influence of major mergers on the radio emission of elliptical galaxies

open access: yes, 2012
We investigate the influence of major mergers on the radio emission of elliptical galaxies. We use a complete sample of close pairs, which contains 475 merging and 1828 non-merging paired elliptical galaxies of ...
Altschuler   +37 more
core   +1 more source

Micropatterned Biphasic Printed Electrodes for High‐Fidelity on‐Skin Bioelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Micropatterned biphasic printed electrodes achieve unprecedented skin conformity and low impedance by combining liquid‐metal droplets with microstructured 3D lattices. This scalable approach enables high‐fidelity detection of ECG, EMG, and EEG signals, including alpha rhythms from the forehead, with long‐term comfort and stability.
Manuel Reis Carneiro   +4 more
wiley   +1 more source

Subjective and Objective Comparative Study of DAB+ Broadcast System

open access: yesArchives of Acoustics, 2017
Broadcasting services seek to optimize their use of bandwidth in order to maximize user’s quality of experience. They aim to transmit high-quality digital speech and music signals at the lowest bitrate.
Przemyslaw GILSKI, Jacek STEFAŃSKI
doaj   +1 more source

Automated patient monitoring system [PDF]

open access: yes, 1968
Radio-linked patient monitoring system collects several channels of physiological data from as many as 64 hospital patients and transmits the data in digital form to a central control station.
Bedard, R. E.   +2 more
core   +1 more source

Radio Properties of Low Redshift Broad Line Active Galactic Nuclei

open access: yes, 2008
The question as to whether the distribution of radio-loudness in active galactic nuclei (AGN) is actually bimodal has been discussed extensively in the literature.
Cirasuolo   +25 more
core   +1 more source

Prospects of Electric Field Control in Perpendicular Magnetic Tunnel Junctions and Emerging 2D Spintronics for Ultralow Energy Memory and Logic Devices

open access: yesAdvanced Functional Materials, EarlyView.
Electric control of magnetic tunnel junctions offers a path to drastically reduce the energy requirements of the device. Electric field control of magnetization can be realized in a multitude of ways. These mechanisms can be integrated into existing spintronic devices to further reduce the operational energy.
Will Echtenkamp   +7 more
wiley   +1 more source

High Capacity Ethernet Radio Relay Networks in Mobile Communications

open access: yesEAI Endorsed Transactions on Mobile Communications and Applications, 2018
The present paper studies the main characteristics of digital radio relays used by the largest mobile network operator (MNO) in Romania in order to develop a network supporting the newest technologies available on the market. The main contribution is the
Elena-Madalina Oproiu   +3 more
doaj   +1 more source

Digital radio report [PDF]

open access: yes
In common with other industrialised countries, the radio industry in Australia is in the midst of a significant transformation. Traditional analogue radio services, broadcasting on AM and FM frequencies, remain popular and continue to attract substantial
Department of Communications (Australia)
core  

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

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