Results 81 to 90 of about 266,557 (240)

Analysis of adjacent channel interference using distribution function for V2X communication systems in the 5.9‐GHz band for ITS

open access: yesETRI Journal, 2019
Many use cases have been presented on providing convenience and safety for vehicles employing wireless access in vehicular environments and long‐term evolution communication technologies.
Yoo Seung Song   +4 more
doaj   +1 more source

When wine walked into grocery stores: Examining the (un)intended economic consequences of wine Sale reform in Tennessee

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Alcohol policy liberalization is a contentious issue in the United States, including debates over whether grocery stores should be allowed to sell wine. This issue reflects a dilemma between accommodating consumer convenience, promoting wine industry growth, and generating tax revenue, versus concerns about potential harm to liquor stores ...
Jiayu Sun   +3 more
wiley   +1 more source

Non-LTE line formation for heavy elements in four very metal-poor stars

open access: yes, 2007
Stellar parameters and abundances of Na, Mg, Al, K, Ca, Sr, Ba, and Eu are determined for four very metal-poor stars (-2.66 < [Fe/H] < -2.15) based on non-LTE line formation and analysis of high-resolution (R ~60000 and 90000) high signal-to-noise (S/N >
Aldenius   +114 more
core   +1 more source

A teacher educator's return to P‐12 world language teaching: Transforming practices, perspectives, and identities

open access: yesForeign Language Annals, EarlyView.
Abstract After working at a university as a language teacher educator for 20 years, I returned to the P‐12 setting to coteach an inclusive high school Spanish class. The purpose of this return was to relearn to teach and to better understand current challenges in language education, student engagement, and inclusive instruction.
Beth Wassell
wiley   +1 more source

Experimental Evaluation of the Shadowing of a Planar Antenna Caused by a Quadcopter Frame

open access: yesElectrical, Control and Communication Engineering, 2020
The use of mobile data transfer can significantly increase the range of the remote-controlled operation of multirotor aerial vehicles. The planar antennas of ready-to-use 3G/LTE cellular communication dongles provide a low-cost and lightweight ...
Heydarov Ibrahim, Brodnevs Deniss
doaj   +1 more source

NOISE RESISTANCE OF REMOTE AUTHENTICATION VIA LTE NETWORK

open access: yesInformation and Telecommunication Sciences, 2020
Background. LTE networks support a wide range of applications and services. These networks provide high-quality mobile services and have increased transmission rates and often used for remote biometric authentication, but the influence of noise and ...
Andrii Astrakhantsev   +2 more
doaj   +1 more source

Non-LTE neutral carbon spectral line formation in late-type stars

open access: yes, 2005
We present non-Local Thermodynamic Equilibrium (non-LTE) calculations for neutral carbon spectral line formation, carried out for a grid of model atmospheres covering the range of late-type stars. The results of our detailed calculations suggest that the
Asplund, Martin   +3 more
core   +1 more source

Rights, Pains and Illusions: The Experiences of Welsh‐Speakers at Wales’ ‘Flagship’ Prison

open access: yesThe Howard Journal of Crime and Justice, EarlyView.
ABSTRACT This article challenges claims of ‘inherent’ bilingualism in Wales’ largest prison, HMP Berwyn. Drawing on semi‐structured interviews and extensive documentary research, we find that Welsh‐speaking prisoners at this ‘flagship’ prison have experienced widespread neglect of their needs and overt interferences with their use of the Welsh language.
Robert Jones, Gregory Davies
wiley   +1 more source

Feasibility Analysis of LTE-Based UAS Navigation in Deep Urban Areas and DSRC Augmentation

open access: yesSensors, 2019
The current autonomous navigation of unmanned aircraft systems (UAS) heavily depends on Global Navigation Satellite Systems (GNSS). However, in challenging environments, such as deep urban areas, GNSS signals can be easily interrupted, so that UAS may ...
Euiho Kim, Yujin Shin
doaj   +1 more source

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