Results 41 to 50 of about 175,015 (302)

Smartphone fluorescence spectroscopy [PDF]

open access: yesSPIE Proceedings, 2014
We demonstrate the first use of smartphone spectrophotometry for readout of fluorescence-based biological assays. We evaluated the smartphone fluorimeter in the context of a fluorescent molecular beacon (MB) assay for detection of specific nucleic acid sequences in a liquid test sample and compared performance against a conventional laboratory ...
Hojeong, Yu   +2 more
openaire   +2 more sources

Low‐Temperature Imidization of Polyimides (PI) for Scalable Manufacturing of Flexible Wearable Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐temperature imidization of PEG‐modified polyimide enables fully screen‐printed, roll‐to‐roll fabrication of flexible electrodes on PET substrates, delivering robust mechanical durability and reliable ECG/EMG signal performance for wearable electronics.
Akib Abdullah Khan, Jong‐Hoon Kim
wiley   +1 more source

RATING DECISION ANALYSIS BASED ON IOS APP STORE DATA

open access: yesKvalita Inovácia Prosperita, 2014
Purpose: The aim of the paper is to describe the specific aspects of the e-commerce model business-to-consumer as a constantly developing field of an economic life in the Central European countries according to their customers.
Dejan Erić   +2 more
doaj   +1 more source

New Technologies in the Field of Tourist Guiding: Threat or Tool?

open access: yesJournal of Tourismology, 2020
This article examines the impact of new technologies on the field of tourist guiding. It has been found throughout the preliminary research that a large gap in this field exists in academic literature.
Michelle De La Harpe, Karina Sevenhuysen
doaj   +1 more source

On attitude estimation with smartphones [PDF]

open access: yes2017 IEEE International Conference on Pervasive Computing and Communications (PerCom), 2017
We investigate the precision of attitude estimation algorithms in the particular context of pedestrian navigation with commodity smartphones and their inertial/magnetic sensors. We report on an extensive comparison and experimental analysis of existing algorithms. We focus on typical motions of smartphones when carried by pedestrians.
Michel, Thibaud   +3 more
openaire   +3 more sources

Wearable Smart Patches on Sustainable Chitosan With Reversible Microbial Growth‐Inhibitory Properties

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Chitosan, a polysaccharide upcycled from biowaste, has long promised sustainable, biocompatible, and antimicrobial films and devices, an appeal reinforced by its recent regulatory recognition, with several chitosan‐based antibacterial dressings gaining clearance through the Food and Drug Administration's 510(k) pathway.
Jacopo Nicoletti   +16 more
wiley   +1 more source

Conexão constante, privacidade e ambivalências nas dinâmicas interacionais mediadas por smartphones

open access: yesRevista Crítica de Ciências Sociais, 2019
This article proposes to reflect upon the strategies used by Brazilian youth to regulate their interactions mediated by smartphones. Based on an exploratory qualitative study, the thematic analysis examines the assessments made by participants of their ...
José Carlos Ribeiro   +3 more
doaj   +1 more source

High‐Efficiency Deep Blue Single‐Gaussian Europium(II) Emitters and Their Emitter‐Host Interactions

open access: yesAdvanced Functional Materials, EarlyView.
Crown‐ether ligands and carborate anions enable vacuum‐processable Eu(II) emitters with efficient single‐Gaussian deep‐blue luminescence. Combined photophysical and computational analyses reveal that excited‐electron confinement and steric shielding of the europium center jointly govern compatibility with OLED host materials, establishing molecular ...
Mahmoud Soleimani   +8 more
wiley   +1 more source

Investigation of cyber attacks using post-installation app detection method

open access: yesCogent Engineering
The widespread use of smartphones worldwide in recent years has led to a corresponding rise in the number of mobile applications available for Android devices.
Kiran Kumar Mamidi   +6 more
doaj   +1 more source

Smartphones vs PCs: Does the Device Affect the Web Survey Experience and the Measurement Error for Sensitive Topics? - A Replication of the Mavletova & Couper’s 2013 Experiment

open access: yesSurvey Research Methods, 2016
More and more respondents use mobile devices to complete web surveys. These devices have different characteristics, if compared to PCs (e.g. smaller screen sizes and higher portability).
Daniele Toninelli, Melanie Revilla
doaj   +1 more source

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