Results 41 to 50 of about 12,472 (224)

Colombia cellphone signal strength.

open access: yes, 2016
The heatmap represents the signal strength of the cellphone network across the territory of Colombia. Red areas have a strong signal, blue areas a weak signal, and uncolored map areas have no signal.
Ricardo Hausmann (118136)   +1 more
core   +1 more source

Data‐Driven Pathways to Circular E‐Waste Management

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT As the volume and complexity of electronic waste grow worldwide, regional and subnational systems are increasingly tasked with managing the environmental, economic, and social challenges of circular resource recovery. This paper focuses on Canada's e‐waste sector to examine how circular economy (ce) principles can be integrated into regional ...
Saidia Ali   +3 more
wiley   +1 more source

Single lens off-chip cellphone microscopy [PDF]

open access: yes, 2012
Within the last few years, cellphone subscriptions have widely spread and now cover even the remotest parts of the planet. Adequate access to healthcare, however, is not widely available, especially in developing countries.
Douglas Lanman   +7 more
core   +1 more source

Digital Connectedness in the Jackson Heart Study: Cross-sectional Study

open access: yesJournal of Medical Internet Research, 2022
BackgroundAlthough new approaches for data collection, such as mobile technology and teleresearch, have demonstrated new opportunities for the conduct of more timely and less costly surveys in community-based studies, literature ...
Pramod Anugu   +7 more
doaj   +1 more source

Evaluation of Circular Pathways for Heavy‐Duty Vehicle Batteries in Europe Using a Multi‐Method Simulation Approach

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Circular battery strategies have become of major interest focusing on material availability while increasing economic and environmental benefits. In this context of circular economy, one main challenge for automotive original equipment manufacturers is that the most profitable handling strategy along the lifecycle is unknown.
Michael Lieder   +2 more
wiley   +1 more source

Revisiting the Sources of Parental Knowledge and Tracking Their Between‐ and Within‐Person Dynamics

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Introduction In their seminal work, Stattin and Kerr (2000) identified three sources of parental knowledge: child disclosure, parental solicitation, and parental control. While this conceptualization has led to significant theoretical and practical contributions, the boundaries among the three sources are not always clear. In the current study,
Natali Goueta   +2 more
wiley   +1 more source

Educational Value of a 3D Printer in Ophthalmology Training

open access: yesJournal of Academic Ophthalmology, 2018
Three-dimensional (3D) printers are increasingly being used in medicine for surgical planning, medical education, patient education, research, and device development.
Jawad Arshad   +3 more
doaj   +1 more source

Bayesian Analysis of the Weibull Paired Comparison Model Using Numerical Approximation

open access: yesJournal of Mathematics, 2020
The method of paired comparisons (PC) is widely used to rank items using sensory evaluations. The PC models are developed to provide basis for such comparisons.
Khalil Ullah, Muhammad Aslam
doaj   +1 more source

Deniers and Compliers: Unpacking the Heterogeneous Effectiveness of U.S. Stay‐at‐Home Mandates During the COVID‐19 Pandemic

open access: yesJournal of Applied Econometrics, EarlyView.
ABSTRACT While existing work shows COVID‐19 stay‐at‐home (SAH) policies decreased mobility on average, we lack evidence regarding heterogeneity in policy effectiveness across US counties. To uncover potential heterogeneity, we implement a novel two‐stage approach.
James Sears   +5 more
wiley   +1 more source

Children and adolescents across 23 communities learn about animals in diverse environments and through multiple activities

open access: yesPeople and Nature, EarlyView.
Abstract Children's interactions with animals shape their understanding of the biological world and humans' place in it. Understanding where children report they encounter and gain their knowledge of animals can provide insight into the early experiences that help shape human attitudes and connections to nature. To date, there is limited information on
Karri Neldner   +47 more
wiley   +1 more source

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