Results 81 to 90 of about 330 (147)

Determination of Health Information-Seeking Behaviors of Surgical Patients via Internet/Social Media After Discharge

open access: yesJournal of Nursology
Objective: To determine the learning needs of surgical patients via the internet/social media after discharge.Methods: This descriptive study's population comprised all patients discharged from the surgical clinics of a university hospital after surgery ...
Busranur Goncekli, Pınar Ongün
doaj   +1 more source

Recent Advances in Laser‐Induced Graphene‐Based Gas Sensors: From Sensing Mechanisms to Biomedical Applications

open access: yesAdvanced Science, EarlyView.
Laser‐induced graphene (LIG) provides a scalable, laser‐direct‐written route to porous graphene architecture with tunable chemistry and defect density. Through heterojunction engineering, catalytic functionalization, and intrinsic self‐heating, LIG achieves highly sensitive and selective detection of NOX, NH3, H2, and humidity, supporting next ...
Md Abu Sayeed Biswas   +6 more
wiley   +1 more source

Seedless One‐Pot Synthesis of Colloidal InAs Quantum Dots Enabling a High‐Accuracy Photoplethysmography Oximeter

open access: yesAdvanced Science, EarlyView.
A real‐time, non‐contact photoplethysmography (PPG) system based on InAs colloidal quantum dots (CQDs) synthesized via a seedless injection synthesis is demonstrated. The measured oxygen saturation shows considerable agreement with commercial PPG devices.
Beom Kwan Kim   +8 more
wiley   +1 more source

ÖĞRETMENLERİN İNTERNET VE SOSYAL MEDYA KULLANIMI ÜZERİNE BİR ARAŞTIRMA: ÇANAKÇI İLÇESİ ÖRNEĞİ

open access: yesİmgelem, 2019
Buçalışmanın temel amacı öğretmenlerin internet ve sosyal medyayı ne sıklıkla vehangi amaçlarla kullandıklarının yanı sıra bu araçların eğitim-öğretimsüreçlerindeki yeri ve önemini ortaya koymaktır.
Hakan Kulak, Mümin Ayparçası
doaj  

Ferroelectric Devices for In‐Memory and In‐Sensor Computing

open access: yesAdvanced Science, EarlyView.
Inspired by biological systems, in‐memory and in‐sensor computing overcome von Neumann bottlenecks. Ferroelectric devices can mimic synaptic functions and sense stimuli like light or force, therefore are ideal for these paradigms. This review introduces the ferroelectric devices applied for in‐memory and in‐sensor computing, covering their structures ...
Hong Fang   +5 more
wiley   +1 more source

Advances and Perspectives in Graphene‐Based Quantum Dots Enabled Neuromorphic Devices

open access: yesAdvanced Science, EarlyView.
Graphene‐based QDs are zero‐dimensional carbon nanomaterials with pronounced quantum confinement and tunable electronic structures. Herein, we summarize their synthesis strategies and functionalization methods, and highlight their functional roles and operating mechanisms in devices, as well as recent advances in neuromorphic electronics. We anticipate
Yulin Zhen   +9 more
wiley   +1 more source

Temperature‐Resilient Reconfigurable Physical Unclonable Function Driven by Pulse Modulation Using CMOS‐Integrated Spintronic Chips

open access: yesAdvanced Science, EarlyView.
A reconfigurable physical unclonable function is developed using CMOS‐integrated SOT‐MRAM chips, leveraging a dual‐pulse strategy and offering enhanced environmental robustness. A temperature‐compensation effect arising from the CMOS transistor and SOT‐MTJ is revealed and established as a key prerequisite for thermal resilience.
Min Wang   +7 more
wiley   +1 more source

Concurrently Achieving 4.6 W/M2 and 120,000 Cyclability Enabled by Extendable Swing Arms in Rotational Triboelectric Nanogenerator

open access: yesAdvanced Science, EarlyView.
A rotational energy harvesting device that successfully reconciles high power density with mechanical durability through a hybrid sliding‐and‐bouncing kinematic mechanism is reported. The success reported in our paper includes addressing a dilemma where enhanced electrical output comes at the cost of increased friction and wear, limiting the practical ...
Yihong Lin   +12 more
wiley   +1 more source

İran İslam Cumhuriyetinde Çatışma Ortamı Olarak; Sanal Ortam

open access: yesYeni Medya, 2017
İran islam cumhuriyeti 1979 yılında kurulduktan sonra ideolojik yapısı ile hep Batı’ya karşı bir tutum sergilemiştir. Bu nedenle İran devleti Batı kültürünün yaygınlaşmasına “Kültürel Savaş” söylemi ile karşılık verdi.
Kamaladdin Nikraftar
doaj  

CMOS‐Integrated Synaptic Photoreceptor Chip Inspired by Insect Visual Processing

open access: yesAdvanced Science, EarlyView.
CMOS‐integrated Si QDs/ReS2 synaptic photoreceptor array mimics the parallel processing and wavelength‐selective strategy of insect vision. By combining intrinsic ultraviolet‐violet sensitivity with synaptic plasticity, the chip enables frontend sensory redundancy reduction without external filters, offering a scalable pathway toward lowpower ...
Jian Chai   +25 more
wiley   +1 more source

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