Results 71 to 80 of about 286,662 (293)

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

LOCAL GOVERNMENT BORROWING IN THE FINANCIAL MARKET - THE BENEFITS OF ISSUING MUNICIPAL BONDS

open access: yesPravo, 2016
The way of local governments financing is regulated by positive legal regulations of Republic of Serbia. One of the ways of financing particular interests of cities and municipalities is borrowing in the financial market.
Gordana Bejatović, Goran Selak
doaj  

Objectively Measured Smartphone Use and Nonsuicidal Self-Injury Among College Students: Cross-Sectional Study

open access: yesJMIR Mental Health
BackgroundThe impact of smartphone use on mental health is being rigorously debated. Some questionnaire-based research suggests that smartphone use correlates with nonsuicidal self-injury (NSSI).
Wenhua Wang   +6 more
doaj   +1 more source

Advances in Solution‐Processed Textile Triboelectric Nanogenerators: Ink Formation, Processing Strategies, Applications, and Challenges

open access: yesAdvanced Functional Materials, EarlyView.
Advanced ink systems for solution‐processed textile triboelectric nanogenerators are systematically summarized, spanning conductive, tribo‐negative, and tribo‐positive layers. By connecting ink chemistry, deposition methods, and device function, the present review reveals the key governing principles of solution development and highlights practical ...
Xinlong Sun, Stephen Beeby
wiley   +1 more source

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

Smartphone-based semen analysis system.

open access: yes, 2019
(A) The actual smartphone optical attachment along with a smartphone. (B) The exploded image shows the various components of the smartphone-based semen analysis system.
Vignesh Natarajan (6453617)   +9 more
core   +1 more source

Optical Detection of Cellular Signals at Material Interfaces

open access: yesAdvanced Healthcare Materials, EarlyView.
Emerging functional materials are transforming optical detection of cellular signals. This review highlights optical techniques that exploit the unique optical properties of diverse materials to detect and quantify cellular electrical, chemical, and mechanical signals, and discusses key opportunities and challenges.
Xuchen Ren   +5 more
wiley   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Smartphone use and smartphone addiction in middle school students in Korea: Prevalence, social networking service, and game use

open access: yesHealth Psychology Open, 2018
This study aimed to examine smartphone use patterns, smartphone addiction characteristics, and the predictive factors of the smartphone addiction in middle school students in South Korea. According to the Smartphone Addiction Proneness Scale scores, 563 (
Seong-Soo Cha, Bo-Kyung Seo
doaj   +1 more source

“Smelltronics”—From Gas to Smell Sensing

open access: yesAdvanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono   +7 more
wiley   +1 more source

Home - About - Disclaimer - Privacy