Results 161 to 170 of about 3,457 (229)

Co0.05‐Bi2S3/CF Photothermal Layer Integrated With Freeze‐Cast Alumina Vertical Channels for Efficient Interfacial Solar Desalination

open access: yesElectron, EarlyView.
A bicomponent solar‐driven interfacial evaporator made of Co0.05‐Bi2S3/carbon foam (CF) (photothermal material) on a porous alumina substrate prepared by freeze‐casting, having vertically aligned microchannels and low thermal conductivity (k = (1.14 ± 0.06) W m−1 K−1), was explored.
Muzammil Hussain   +10 more
wiley   +1 more source

Effects of hybrid metal oxide nanoparticles on the tribological and emission attributes of algae‐derived biofuel in compression ignition engines

open access: yesEnvironmental Progress &Sustainable Energy, EarlyView.
Abstract The growing demand for sustainable fuels has accelerated the development of algae‐derived biodiesel for compression‐ignition engines. In this study, Chlorella vulgaris methyl ester (AME) exhibited physicochemical properties comparable to diesel and satisfied ASTM D6751 fuel quality requirements, making it suitable for blending.
T. Jayakumar   +3 more
wiley   +1 more source

Evaluation of the Toxicity, Morphological and Behavioural Effects of Pelargonium graveolens Essential Oil in Artemia franciscana, Along With Its Antimicrobial Activity

open access: yesFlavour and Fragrance Journal, EarlyView.
Essential oil of Pelargonium graveolens exhibited potent antimicrobial activity against bacterial and fungal pathogens, while higher concentrations induced mortality and altered swimming behaviour in Artemia franciscana. These findings highlight its therapeutic potential and underscore the importance of defining safe concentration ranges to support ...
Silvana de Oliveira   +4 more
wiley   +1 more source

Fluorene‐based blue emitters: On the path to electrically pumped organic lasers

open access: yesFlexMat, EarlyView.
Electrically pumped efficient operation remains unrealized, a major challenge in optoelectronics. Fluorene‐based blue‐emitting semiconductors are promising gain media, thanks to their structural tunability and favorable emission properties. This review summarizes recent advances, highlights their reliability and versatility in lasing, and outlines key ...
Yong Yan   +7 more
wiley   +1 more source

The role of additives in the film formation kinetics of active layers in organic solar cells: From in situ characterization to mechanistic elucidation

open access: yesFlexMat, EarlyView.
This review highlights the critical regulatory role of liquid and solid additives in the film formation kinetics of organic solar cells (OSCs) active layer. Real‐time in situ characterization technology techniques (in situ UV‐Vis, PL, GIWAXS, and GISAXS) are utilized to monitor the dynamic solution‐to‐solid transformation, revealing how additives ...
Yuanwei Zhao   +8 more
wiley   +1 more source

Research progress in photo‐controlled radical involved luminescence materials

open access: yesFlexMat, EarlyView.
This review systematically dissects radical generation mechanisms, triplet‐exciton photophysics, material design strategies, and cutting‐edge applications in smart encryption, environmental sensing, and 3D printing. Abstract In recent years, photo‐controlled radical room‐temperature phosphorescent (RTP) materials have shown significant application ...
Sichen Meng   +8 more
wiley   +1 more source

Recent advances and prospects for high‐efficiency blue hot exciton organic light‐emitting diodes

open access: yesFlexMat, EarlyView.
Blue organic light‐emitting diodes (OLEDs) face great challenges in achieving the balance between color purity, device efficiency, and stability. Hot exciton materials offer a solution by rapidly converting non‐emissive triplet excitons into singlet ones through a high‐lying reverse intersystem crossing process.
Xiaoen Shi   +3 more
wiley   +1 more source

Recent advances in chiral organic room‐temperature phosphorescence with circularly polarized luminescence

open access: yesFlexMat, EarlyView.
This review systematically summarizes representative recent advances in organic circularly polarized room‐temperature phosphorescence materials toward optoelectronic and information security applications. Abstract Circularly polarized room‐temperature phosphorescence (CPRTP) materials combine the dual advantages of long‐lived triplet emission and ...
Liang Zhang   +2 more
wiley   +1 more source

Recent Paradigms in Nanomaterial‐Assisted Electrochemical (Bio) Sensing for Food Quality and Safety Analysis: A Critical Review

open access: yesFood Safety and Health, EarlyView.
ABSTRACT Rising global demand for safe and unadulterated foods has accelerated the need for rapid, low‐cost, and portable analytical technologies. Traditional laboratory methods, although accurate, are often labor‐intensive and unsuitable for decentralized, real‐time monitoring. In response, nanomaterial‐assisted electrochemical sensors have emerged as
Toleshi Teshome
wiley   +1 more source

Leveraging Isomerization of Azo Dyes and Imines for the Facile Synthesis of Oxadiazepines and Related Heterocycles

open access: yesJournal of Heterocyclic Chemistry, EarlyView.
A robust method for synthesizing substituted oxadiazepines and related heterocycles via intramolecular SNAr is detailed. Under mild conditions, this methodology has been leveraged to afford products of varying electronic and aryl nature in up to 99% yields.
Matthew W. Reeves   +4 more
wiley   +1 more source

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