Results 11 to 20 of about 119,769 (258)

Light Pollution

open access: yes, 2013
Light pollution is one of the fastest growing and most pervasive of environmental pollution (Chepesiuk, 2009). In the last couple of years, a lot of research has been done about the effects of light pollution. The interest in light pollution has been growing in many fields of science, extending from the traditional field of astronomy to atmospheric ...
Lechner, Stefan, Arns, Marieke
  +4 more sources

Quartz Crystal Microbalance with Dissipation (QCM-D) as a Way to Study Adsorption and Adsorbed Layer Characteristics of Hemicelluloses and Other Macromolecules on Thin Cellulose Films: A Review

open access: yesBioResources, 2023
Cellulose and hemicellulose are abundant renewable resources. Thus, studying the adsorption mechanism of hemicellulose adsorption onto cellulose will contribute to further understanding of the fiber network, promote the development of new materials, and ...
Zijian Dong, Chen Liang, Jinwei Zhao
doaj   +2 more sources

Synthesis of Mg–K-biochar bimetallic catalyst and its evaluation of glucose isomerization

open access: yesBiochar, 2023
Highly efficient isomerization of glucose to fructose is essential for valorizing cellulose fraction of biomass to value-added chemicals. This work  provided an innovative method for preparing Mg-biochar and Mg–K-biochar catalysts by impregnating either ...
Xiheng Kang   +7 more
doaj   +1 more source

Light Pollution and Smart Outdoor Lighting

open access: yesBalkan Journal of Electrical and Computer Engineering, 2021
With the developing technology and increasing urbanization, many problems have started to arise in the use of energy resources and in our natural environment. Energy-saving constitutes the main purpose of any proposed smart system. In addition, environmental effects should be taken into consideration.
Zehra KARAGÖZ KÜÇÜK, Nazmi EKREN
openaire   +3 more sources

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

Topological isomerization unlocks exceptional elasticity and strength of cellulosic triboelectric aerogels

open access: yesNature Communications
Aerogel materials often aim for high elasticity, which typically compromises strength. This challenge in balancing elasticity and strength constrains their applications in wearable circuits, intelligent robots, and flexible sensors. This study presents a
Qiguan Luo   +11 more
doaj   +1 more source

The Relative Contributions of Different Wheat Leaves to the Grain Cadmium Accumulation

open access: yesToxics, 2022
In the context of increasing atmospheric particles pollution, wheat cadmium (Cd) pollution caused by atmospheric deposition in agro-ecosystems has attracted increasing attention.
Chuang Ma   +3 more
doaj   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

Triboelectric tactile sensor for pressure and temperature sensing in high-temperature applications

open access: yesNature Communications
Skin-like sensors capable of detecting multiple stimuli simultaneously have great potential in cutting-edge human-machine interaction. However, realizing multimodal tactile recognition beyond human tactile perception still faces significant challenges ...
Yanhua Liu   +11 more
doaj   +1 more source

Fully Additive Vertical Organic Electrochemical Transistors on Renewable and Compostable Substrates Enable Ultrasensitive Bioelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Fully additive vertical organic electrochemical transistors (vOECTs) with channel‐length of 226 nm on a 50 µm compostable substrate achieve >106 current modulation and ∼36 mS transconductance. Ion‐selective integration enables 1.1 mA dec−1 sensitivity and 36 µm detection limit, highlighting a scalable platform for sustainable electronics and ...
Giulia Frusconi   +3 more
wiley   +1 more source

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