Results 71 to 80 of about 81,664 (299)

Backbone‐Controlled Ion‐Side Chain Accessibility in Conjugated Polymers for Organic Electrochemical Synaptic Transistors

open access: yesAdvanced Functional Materials, EarlyView.
Backbone modulation in glycolated conjugated polymers governs ion accessibility to side chains, strengthes anion adsorption, and suppresses back‐diffusion. As the number of thiophene units increases, structural reorganization, retention, and synaptic plasticity are enhanced, leading to improved neuromorphic performance in electrolyte‐gated organic ...
Junho Sung   +10 more
wiley   +1 more source

Sweat-Based Volatile Organic Compound Identification of SARS-CoV-2 Detection

open access: yesProceedings
Due to an outbreak of COVID-19 pandemic in recent years, the emerging variants of SARS-CoV-2 causing diagnostic challenges [...]
Sorrawit Songsathitmetha   +3 more
doaj   +1 more source

Potential volatiles emitted from jasmine plants infested by Tetranychus urticae (Acari: Tetranychidae) and its attraction to predatory Scolothrips sexmaculatus (Thysanoptera: Thripidae)

open access: yesPersian Journal of Acarology, 2023
Herbivore-induced volatiles were extracted from fresh healthy jasmine plants (Jasminum sambac L.) and infested jasmine plants damaged by two-spotted spider mite, Tetranychus urticae and analyzed through Gas Chromatography-Mass spectrometry (GC-MS) to ...
I. Merlin K. Davidson
doaj   +1 more source

Exhaled volatile organic compounds for cholangiocarcinoma diagnosis

open access: yesLiver Research, 2022
The difficulties in the early detection consequent to the lack of sensitive biomarkers render patients with cholangiocarcinoma (CCA) to have poor outcomes. Recently, sensitive and specific volatile organic compounds (VOCs) were identified in several cancers. However, the VOC profiles in CCA are not well-studied.
Nanicha Siriwong   +7 more
openaire   +3 more sources

Self‐Adaptive Anhydrous Passivation Mitigates Open‐Circuit Voltage Loss in Pb‐Sn Mixed Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
In this report, a self‐adaptive anhydrous passivation strategy is introduced by incorporating trimellitic anhydride (TMAH) into the perovskite precursor. In situ hydrolysis of TMAH yields trimellitic acid (TMA); ‐C═O/‐COO− groups of TMAH/TMA form a chelate with undercoordinated Pb2+/Sn2+, regulate nucleation, promote (100) orientation, passivate ...
Md. Ataur Rahman   +6 more
wiley   +1 more source

Effectiveness of Control Strategies for Spring Atmospheric VOCs at a Typical Urban Site in Beijing: Evidence from Compositional and Source Variations

open access: yesAtmosphere
A retrospective analysis of atmospheric volatile organic compounds in urban Beijing during spring 2017–2019 and 2025 reveals a profound transition in pollution characteristics following long-term control policies.
Anyu Liu, Rui Gao, Mei He, Yujie Zhang
doaj   +1 more source

Designed Lewis Acid–Base Passivation for High Performance Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Silicon's high cost and long energy payback time remain major barriers to the global expansion of solar power. In contrast, metal–halide perovskites offer abundant, solution‐processable absorbers, and have achieved efficiencies of 25%–30%, positioning them as strong competitors to silicon.
Afna Manaf   +4 more
wiley   +1 more source

ANALYSIS OF VOLATILE ORGANIC COMPOUND OF MALLAWA HONEY

open access: yes, 2016
This study aimed to determine the volatile organic compound for Mallawa honey. The quality of honey is determined from the nectar source, geographic location, and the processing technology.
Sukmawati, Sukmawati   +2 more
core   +1 more source

The network of plants volatile organic compounds [PDF]

open access: yesScientific Reports, 2017
AbstractPlants emission of Volatile Organic Compounds (VOCs) is involved in a wide class of ecological functions, as VOCs play a crucial role in plants interactions with biotic and abiotic factors. Accordingly, they vary widely across species and underpin differences in ecological strategy. In this paper, VOCs spontaneously emitted by 109 plant species
Vivaldo, Gianna   +4 more
openaire   +6 more sources

Chiral Phase Change Nanomaterials

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates reversible, non‐volatile phase transitions in chiral Ge2${\rm Ge}_2$Sb2${\rm Sb}_2$Te5${\rm Te}_5$ (GST) nanohelices for high‐speed optical modulation of chirality and dynamic control of the state of polarization (SOP). The chiral nanostructures are fabricated using a highly directional, wafer‐scale physical vapor deposition ...
Joshua A. Burrow   +11 more
wiley   +1 more source

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