Results 71 to 80 of about 636,384 (275)

A conditional process model to explain problematic smartphone use: The interaction among frustration intolerance, duration of use, and gender [PDF]

open access: yesPsihologija
The aim of this study was to investigate the interaction among problematic smartphone use, frustration intolerance, duration of smartphone use, and gender in high school students.
Urfa Osman
doaj   +1 more source

A Smartphone-Based Tool for Rapid, Portable, and Automated Wide-Field Retinal Imaging. [PDF]

open access: yes, 2018
Purpose:High-quality, wide-field retinal imaging is a valuable method for screening preventable, vision-threatening diseases of the retina. Smartphone-based retinal cameras hold promise for increasing access to retinal imaging, but variable image quality
Davila, Jose R   +15 more
core  

Designing Asymmetric Memristive Behavior in Proton Mixed Conductors for Neuromorphic Applications

open access: yesAdvanced Functional Materials, EarlyView.
Protonic devices that couple ionic and electronic transport are demonstrated as bioinspired neuromorphic elements. The devices exhibit rubber‐like asymmetric memristive behavior with slow voltage‐driven conductance increase and rapid relaxation, enabling simplified read–write operation.
Nada H. A. Besisa   +6 more
wiley   +1 more source

Sistem Pendukung Keputusan Pemilihan Smartphone dengan Menerapkan Metode Simple Additive Weighting (SAW)

open access: yesJSiI (Jurnal Sistem Informasi), 2017
Abstrak - Perkembangan dan penjualan smartphone di pasaran semakin marak dan bersaing dengan segala  macam fitur yang tersedia, sehingga konsumen sering kali dihadapkan pada permasalahan-permasalahan diantaranya kesulitan dalam pemilihan smartphone. Hal
Harsiti Harsiti, Henri Aprianti
doaj   +1 more source

Multifaceted companion devices: applying the new model of media attendance to smartphone usage [PDF]

open access: yes, 2013
This study inspects the relationship between outcome expectations, habit strength, and smartphone usage by attempting to validate the new model of media attendance (NMMA) (LaRose and Eastin, 2004) , a social-cognitive theory of uses and gratifications ...
De Marez, Lieven   +2 more
core  

Gourd‐Inspired Design of Unit Cell with Multiple Gradients for Physiological‐Range Pressure Sensing

open access: yesAdvanced Functional Materials, EarlyView.
Gourd‐shaped micro‐dome arrays with coordinated modulus, conductivity, and geometric gradients co‐optimize sensitivity and linearity in piezoresistive tactile sensors. Under pressure, a solid upper dome embeds into a porous lower dome, triggering rapid contact‐area growth and series‐to‐parallel conduction, enabling unsaturated, intensity‐resolved ...
Jiayi Xu   +6 more
wiley   +1 more source

Molecularly Engineered Highly Stable Memristors with Ultra‐Low Operational Voltage: Integrating Synthetic DNA with Quasi‐2D Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
Molecularly engineered memristors integrating Ag nanoparticle–embedded synthetic DNA with quasi‐2D halide perovskites enable ultra‐low‐operational voltage, forming‐free resistive switching, and record‐low power density. This synergistic integration of customized DNA and 2D OHP in bio‐hybrid architecture enhances charge transport, reduces variability ...
Kavya S. Keremane   +9 more
wiley   +1 more source

Smartphone sensing platform for emergency management [PDF]

open access: yes, 2014
The increasingly sophisticated sensors supported by modern smartphones open up novel research opportunities, such as mobile phone sensing. One of the most challenging of these research areas is context-aware and activity recognition.
Dugdale, Julie   +3 more
core   +1 more source

Smartphone microendoscopy for high resolution fluorescence imaging [PDF]

open access: yes, 2016
High resolution optical endoscopes are increasingly used in diagnosis of various medical conditions of internal organs, such as the gastrointestinal tracts, but they are too expensive for use in resource-poor settings. On the other hand, smartphones with
Hong, Xiangqian   +3 more
core   +4 more sources

Atomic Layer Deposition in Transistors and Monolithic 3D Integration

open access: yesAdvanced Functional Materials, EarlyView.
Transistors are fundamental building blocks of modern electronics. This review summarizes recent progress in atomic layer deposition (ALD) for the synthesis of two‐dimensional (2D) metal oxides and transition‐metal dichalcogenides (TMDCs), with particular emphasis on their enabling role in monolithic three‐dimensional (M3D) integration for next ...
Yue Liu   +5 more
wiley   +1 more source

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