Results 181 to 190 of about 1,369,451 (372)

Colorimetric Sensors with Enhanced Sensitivity and Angle‐independence

open access: yesAdvanced Sensor Research, EarlyView.
This review discusses various approaches, including the use of photonic crystals and colloidal photonic crystals as structural materials, and surface plasmon resonance as a light manipulation mechanism, to improve the sensitivity of colorimetric sensors.
Hiu Ning Tiffany Chui, Shu Yang
wiley   +1 more source

Dynamic relationship between volume and volatility in the Chinese stock market: evidence from the MS-VAR model

open access: yesData Science and Management
Since market uncertainty, or volatility, serves as a crucial gauge for assessing the traits of market fluctuations, the link between stock market volume and price continues to be a focal point of interest in finance.
Feipeng Zhang   +3 more
doaj  

Parametric and Nonparametric Volatility Measurement [PDF]

open access: yes
Volatility has been one of the most active areas of research in empirical finance and time series econometrics during the past decade. This chapter provides a unified continuous-time, frictionless, no-arbitrage framework for systematically categorizing ...
Francis X. Diebold   +2 more
core  

Recycling and Sustainable Design for Smart Textiles − A Review

open access: yesAdvanced Sustainable Systems, EarlyView.
The article reviews recycling strategies and sustainable design approaches for smart textiles, emphasizing eco‐friendly materials, mechanical and chemical recycling methods, and circular economy principles. It explores challenges in separating embedded electronics and highlights recent innovations in sustainable textile technology.
Melkie Getnet Tadesse   +3 more
wiley   +1 more source

Does the weather affect stock market volatility? [PDF]

open access: yes
This paper investigates the empirical association between stock market volatility and investor mood-proxies related to the weather (cloudiness, temperature and precipitation) and the environment (nighttime length).
Daskalakis, George   +2 more
core   +1 more source

Finance and Macroeconomic Volatility

open access: bronze, 2000
Cevdet Denizer   +2 more
openalex   +1 more source

Sustainable Flame‐Retardant Poly Lactic Acid Biocomposites Reinforced with Polyphosphate‐Enriched Microalgae: Unlocking the Potential of Hyper‐Compensation

open access: yesAdvanced Sustainable Systems, EarlyView.
This study explores microalgae cultivation for wastewater treatment and enhancement of poly lactic acid (PLA)‐based biocomposites. It achieves up to 99.9% nutrient removal, increases biomass productivity by 322%, and demonstrates a triphasic luxury phosphorus uptake system. Incorporation into PLA improves fire‐retardant properties, suggesting potential
Rohit Dey   +9 more
wiley   +1 more source

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