Results 51 to 60 of about 314,397 (335)

Review of Localization and Clustering in USV and AUV for Underwater Wireless Sensor Networks

open access: yesTelecom, 2023
Oceanographic data collection, disaster prevention, aided navigation, critical observation sub-missions, contaminant screening, and seaward scanning are just a few of the submissions that use underwater sensor hubs.
Kaveripakam Sathish   +3 more
doaj   +1 more source

Adherence to Protocol Recommendations for Children With Wilms Tumour in Two Consecutive Studies in the United Kingdom and Ireland—Does Variation Matter?

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background and Aims Wilms tumour (WT) has excellent event‐free and overall survival (OS). However, small differences exist between countries participating in the same international study. This led us to examine variation in adherence to protocol recommendations as a potential contributing factor.
Suzanne Tugnait   +23 more
wiley   +1 more source

The quality of pre-announcement communication and the accuracy of estimated arrival time in critically ill patients, a prospective observational study

open access: yesBMC Emergency Medicine, 2022
Background Efficient communication between (helicopter) emergency medical services ((H)EMS) and healthcare professionals in the emergency department (ED) is essential to facilitate appropriate team mobilization and preparation for critically ill patients.
Michelle Maris   +4 more
doaj   +1 more source

Time of arrival in the presence of interactions [PDF]

open access: yesPhysical Review A, 2000
20 pages including 5 eps ...
León, Juan   +3 more
openaire   +3 more sources

Pediatric Oncology Nursing Competencies in Latin America and the Caribbean: A Scoping Review to Inform Practice, Education, and Research

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Nurses are central to cancer care for children and adolescents, yet no comprehensive synthesis has defined essential core competencies for pediatric oncology nursing (PON) practice internationally, particularly in Latin America and the Caribbean (LAC).
Luís Carlos Lopes‐Júnior   +7 more
wiley   +1 more source

Generalizations of Kijowski's time-of-arrival distribution for interaction potentials

open access: yes, 2001
Several proposals for a time-of-arrival distribution of ensembles of independent quantum particles subject to an external interaction potential are compared making use of the ``crossing state'' concept.
A. D. Baute   +30 more
core   +1 more source

The solution to the problem of time in quantum gravity also solves the time of arrival problem in quantum mechanics

open access: yesNew Journal of Physics, 2022
We introduced with coauthors some years ago a solution to the problem of time in quantum gravity which consists in formulating the quantum theory in terms of real clocks.
Rodolfo Gambini, Jorge Pullin
doaj   +1 more source

Prevalence and Trajectory of Household Material Hardship Among Children With Advanced Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background/Objectives Families of children with advanced cancer living in poverty experience inferior outcomes including poor parent mental health and worse child quality of life. Household material hardship (HMH: food, housing, transportation, and/or utility insecurity) is a modifiable poverty exposure—and potential intervention target—that ...
Sarah Wright   +13 more
wiley   +1 more source

Quantum optical time-of-arrival model in three dimensions

open access: yes, 2004
We investigate the three-dimensional formulation of a recently proposed operational arrival-time model. It is shown that within typical conditions for optical transitions the results of the simple one-dimensional version are generally valid.
Aharonov Y   +25 more
core   +1 more source

Cramer-Rao bounds in the estimation of time of arrival in fading channels [PDF]

open access: yes, 2018
This paper computes the Cramer-Rao bounds for the time of arrival estimation in a multipath Rice and Rayleigh fading scenario, conditioned to the previous estimation of a set of propagation channels, since these channel estimates (correlation between ...
René Jativa, E., Vidal Manzano, José
core   +2 more sources

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