Results 231 to 240 of about 3,260,990 (309)

Operando Tracking of Oxygen‐Vacancy Dynamics and Negative Capacitance in Ca‐Doped BiFeO3

open access: yesAdvanced Functional Materials, EarlyView.
Operando electrochemical impedance spectroscopy, combined with electrocoloration, enables a direct correlation between real‐space ionic redistribution and the corresponding frequency‐domain electrical response. In lateral Ca‐doped BiFeO3 devices, time‐resolved impedance snapshots capture the evolution from bulk‐dominated mixed conduction to an ...
Jeonghun Suh   +3 more
wiley   +1 more source

Volatile Relay Biosensing and Mobile Phone Imaging for Detection of Influenza Virus

open access: yesAdvanced Functional Materials, EarlyView.
Detection of volatile organic compounds is performed via a coupled enzymatic assay with mobile phone detection of the signal. Specific application demonstrated herein is the detection of influenza virus, across multiple levels of biological complexity, up to patient‐derived samples.
Dante G. Andersen   +7 more
wiley   +1 more source

Dopant Distribution in Ga‐Implanted CdO—A Correlative Microscopy and Molecular Dynamics Study

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates that ion implantation offset angle could modulate carrier concentration and mobility in cadmium oxide thin films. Combining correlative microscopy workflow and molecular dynamics simulations, this study reveals the control of interfacial cluster density with tailoring implantation angles, and the optimum offset angle that ...
Morvarid Ghorbani   +7 more
wiley   +1 more source

Reconstructing Quantum Dot Surfaces via Dual‐Functional Ligand Pairing Enables Efficient Shortwave Infrared Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a ligand‐pairing strategy that reconstructs lead sulfide quantum dot surfaces for efficient short‐wave infrared optoelectronics. A low‐reactivity thiourea precursor combined with hydrobromic acid enables monodisperse and fully passivated quantum dots.
Dongeon Kim   +16 more
wiley   +1 more source

Simultaneous Enhancement of Performance and Stability in Dual‐Gate a‐IGZO Thin‐Film Transistors via Single‐Step Laser Annealing for Capacitor‐Less DRAM

open access: yesAdvanced Functional Materials, EarlyView.
A single‐step laser annealing strategy is presented for dual‐gate a‐IGZO TFTs. The steep thermal gradient induces graded oxygen doping in the channel and simultaneous WOx removal at the contacts, enabling concurrent interface and contact engineering.
Sihyeon Kwon   +9 more
wiley   +1 more source

Digital Database of Absorption Spectra of Diverse Flavonoids Enables Structural Comparisons and Quantitative Evaluations.

Journal of Natural Products, 2023
Flavonoids play diverse roles in plants, comprise a non-negligible fraction of net primary photosynthetic production, and impart beneficial effects in human health from a plant-based diet.
M. Taniguchi   +3 more
semanticscholar   +1 more source

Interpretation of α-synuclein UV absorption spectra in the peptide bond and the aromatic regions.

Journal of Photochemistry and Photobiology. B: Biology, 2020
The interpretation of the UV absorption spectra of proteins was a matter of intense debate in the second half of the last century. The study of the spectroscopic characteristics of peptide bonds in proteins was then of particular interest but the ...
Marco A. Saraiva
semanticscholar   +1 more source

Absorption Spectra of RbCl:Tl

Physica Status Solidi (a), 1979
Kubelka's method is used to record absorption spectra of RbCl + TlCl mixed phosphor in the region 210 to 300 nm for various thallium concentrations at 300 K. The absorption spectra so recorded are presented and discussed. A single absorption band at very low thallium content (0.01 mol%) is obtained at 248.5 nm.
V. B. Sharan   +2 more
openaire   +1 more source

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