Results 61 to 70 of about 179,607 (304)

Citizen Bio-Optical Observations from Coast- and Ocean and Their Compatibility with Ocean Colour Satellite Measurements

open access: yesRemote Sensing, 2016
Marine processes are observed with sensors from both the ground and space over large spatio-temporal scales. Citizen-based contributions can fill observational gaps and increase environmental stewardship amongst the public.
Julia A. Busch   +9 more
doaj   +1 more source

Exploiting the Sensitivity of Dual-Frequency Smartphones and GNSS Geodetic Receivers for Jammer Localization

open access: yesRemote Sensing, 2023
Smartphones now dominate the Global Navigation Satellite System (GNSS) devices capable of collecting raw data. However, they also offer valuable research opportunities in intentional jamming, which has become a serious threat to the GNSS.
Polona Pavlovčič-Prešeren   +2 more
doaj   +1 more source

Biomass DNA: An Emerging Building Block for Advanced Materials

open access: yesAdvanced Materials, EarlyView.
Biomass DNA is rapidly emerging from its traditional role as a genetic blueprint to serve as a versatile abundant, highly programmable polymeric building block. This review highlights the transformation of macroscopic bulk biomass DNA into next generation of functional materials, spanning from dynamic hydrogels, sustainable bioplastics, and high ...
Yuwei Hu, Itamar Willner, Li Niu
wiley   +1 more source

Smartphones and tablets: take-up and use in Australia [PDF]

open access: yes, 2013
Almost half of Australia’s adult population now own a smartphone. Take-up soared by 104 per cent to 8.67 million units over the 12 months to May 2012, according to research released today by the Australian Communications and Media Authority.

core  

The Global Smartphone [PDF]

open access: yes, 2021
The smartphone is often literally right in front of our nose, so you would think we would know what it is. But do we? To find out, 11 anthropologists each spent 16 months living in communities in Africa, Asia, Europe and South America, focusing on the ...
Walton, Shireen   +10 more
core   +1 more source

Coherent Absorption Reveals Colors Hidden in a Grey Fabry–Pérot Cavity

open access: yesAdvanced Optical Materials, EarlyView.
A dielectric thin film shows colors depending on its thickness; this effect can be used to encode information normally accessible through single‐beam spectroscopy. We developed a method to conceal this kind of information, based on coating the dielectric with a matched conductor, that suppresses the color‐bearing thin‐film resonances.
Giuseppe E. Lio   +10 more
wiley   +1 more source

Teléfonos inteligentes y humanos extendidos. Una mirada crítica

open access: yesCaracteres: Estudios Culturales y Críticos de la Esfera Digital, 2018
In this article, we propose a critical approach towards the role that smartphones play in our ordinary practices. First of all, we analyze the role of these devices in our daily life drawing from contemporary studies on technology and communication.
Rubén Ramos Antón   +2 more
doaj  

Transparent Single‐Dye NIR Photonic Platform for Multimodal Optical Authentication

open access: yesAdvanced Optical Materials, EarlyView.
A single‐component DHP‐SQ dye integrates visible transparency, near‐infrared (NIR) fluorescence, and photothermal functionality into one molecular platform. NIR‐selective visualization transforms visually imperceptible printed patterns into readily authenticated information, while screen‐printing compatibility enables well‐defined patterning on diverse
Su Jeong Choi   +14 more
wiley   +1 more source

Factors associated with maternal attention and distraction during breastfeeding and childcare: A cross-sectional study in the west of Iran

open access: yesOpen Medicine
This study was designed to address factors associated with maternal attention and distraction during breastfeeding and childcare and the role of smartphones in western Iran.
Ahmadiniyatabesh Roya   +5 more
doaj   +1 more source

Design and Modeling of a High‐Displacement, Skin‐Integrated Flexible Electromagnetic Actuator for Haptic Interfaces in Virtual Reality

open access: yesAdvanced Robotics Research, EarlyView.
A flexible, skin‐integrated electromagnetic actuator is developed for wearable virtual/augmented reality (VR/AR) haptic systems. A tunable design model enables control over displacement and resonance frequency. The system is validated through a custom VR application with a 6 × 4 actuator array, demonstrating real‐time, spatially targeted tactile ...
Naji Tarabay   +9 more
wiley   +1 more source

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