Results 131 to 140 of about 1,455,796 (305)

Perimeter‐intensified inverse Zr‐Co oxygen carrier for biomass chemical‐looping gasification with high CO selectivity

open access: yesAIChE Journal, EarlyView.
Abstract Chemical‐looping gasification (CLG) offers a promising route for renewable biomass valorization, yet conventional oxygen carrier regeneration with O₂/H₂O is energy‐intensive and often produces low‐quality syngas. Here, we develop an inverse ZrO2/Co3O4 oxygen carrier that enables selective biochar oxidation and efficient lattice‐oxygen transfer
Junling Gao   +9 more
wiley   +1 more source

Color‐Pure Organic Luminophores: Characteristics, Definitions, Physical Basis and Fundamental Design Principles

open access: yesAngewandte Chemie, EarlyView.
Color‐pure all‐organic emitters, i.e., with narrow spectral characteristics, are intensively studied for high‐definition organic LEDs and multi‐color bioimaging. In order to guide targeted materials design, this educative review discusses spectral characteristics, proper definitions and units, and the physical basis of spectral broadening, to distill ...
Johannes Gierschner   +6 more
wiley   +2 more sources

Clinical utility of pharyngeal high‐resolution manometry with impedance for upper esophageal sphincter dysfunction in gastroenterology

open access: yesAdvances in Digestive Medicine, EarlyView.
Abstract Pharyngeal high‐resolution manometry with impedance (P‐HRM‐I) is an established assessment method used to evaluate pharyngeal swallowing. It provides precise quantification of swallowing biomechanics that enable the detection of alterations in swallowing physiology.
Mistyka Schar   +5 more
wiley   +1 more source

Polímeros sintéticos: síntesis del Nylon 610

open access: yesRevista de Química, 1998
No presenta resumen.
Beatriz Flores de Macedo
doaj  

Pancake Lenses through Curved Lamination for Compact Virtual Reality

open access: yesAdvanced Intelligent Systems, EarlyView.
This article presents an ultrathin VR optical system based on a 1.35 in. microdisplay, leveraging curved lamination technology. Compared to mainstream solutions, the proposed design demonstrates superior compactness (volume compression by 12%) and enhanced optical performance.
Jiaping Sun   +5 more
wiley   +1 more source

Exploring the Burden on Patients Living With and Receiving Treatment for Immune Thrombocytopenia (ITP): Patient and Physician Perceptions From the ITP World Impact Survey (I‐WISh) 2.0

open access: yesAmerican Journal of Hematology, EarlyView.
ABSTRACT Limited data exist on how patients and physicians perceive immune thrombocytopenia (ITP) symptoms and treatment‐related burden. I‐WISh (ITP World Impact Survey) 2.0 surveyed 1018 patients and 431 physicians in 15 countries to characterize the impact of ITP and its treatments on patients.
Nichola Cooper   +17 more
wiley   +1 more source

Clinical, Behavioral and Neuroradiological Phenotype in an Italian Cohort of Patients With Xia Gibbs Syndrome: A Multicenter Cross‐Sectional Study and Systematic Literature Review

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Heterozygous variants in the AHDC1 gene are associated with Xia Gibbs Syndrome (XGS), a genetic disorder with a highly variable phenotype. Cognitive impairment, motor delay, language delay, neonatal hypotonia, and sleep apnea are considered “cardinal” signs of the disease.
Giulia Cinelli   +18 more
wiley   +1 more source

Elektroenzymatische CO2‐Fixierung

open access: yesAngewandte Chemie, EarlyView.
Die elektroenzymatische CO2‐Fixierung ermöglicht eine energieeffiziente, hochselektive Synthese komplexer Moleküle. Um ihr volles Potenzial auszuschöpfen, ist ein grundlegendes Verständnis von elektrodengekoppelten Reduktasen und Carboxylasen erforderlich.
Leonardo Castañeda‐Losada   +4 more
wiley   +1 more source

Passivierung von Defektzuständen in organischen n‐Typ‐Ladungstransferkomplexen durch molekularen Sauerstoff

open access: yesAngewandte Chemie, EarlyView.
O2 verbessert den Ladungstransfer in organischen n‐Typ‐Donor‐Akzeptor‐Ladungstransferkomplexen (CTCs) durch physisorptive Passivierung von Ladungsträgerfallen. Durch die Unterdrückung der Rekombination und die Förderung langlebiger delokalisierter Ladungsträger verbessert O2 den Elektronentransport und die Leitfähigkeit ohne Dotierung.
Kirill K. Gubanov   +16 more
wiley   +1 more source

Electroenzymatic CO2 Fixation

open access: yesAngewandte Chemie International Edition, EarlyView.
Electroenzymatic CO2 fixation enables energy‐efficient, highly selective synthesis of complex molecules. Unlocking its full potential requires fundamental understanding of electrode‐coupled reductases and carboxylases. This review critically discusses available enzymes, product scope, and key thermodynamic and kinetic considerations, highlighting ...
Leonardo Castañeda‐Losada   +4 more
wiley   +1 more source

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