Results 131 to 140 of about 3,863,715 (290)

Counterion Dependent Side‐Chain Relaxation Stiffens a Chemically Doped Thienothiophene Copolymer

open access: yesAdvanced Functional Materials, EarlyView.
Oxidation of a thienothiophene copolymer, p(g3TT‐T2), via different doping strategies and dopant molecules resulted in materials with similar oxidation levels and a high electrical conductivity of ≈100 S cm−1. However, mechanical properties varied significantly, with sub‐glass transition temperatures and elastic moduli spanning from –44°C to –3°C and ...
Mariavittoria Craighero   +12 more
wiley   +1 more source

Stuck in the jam? CO2 emissions and energy intensity in Mexico [PDF]

open access: yes
Global emissions of greenhouse gases (GHG) have been accelerating in recent decades. Moreover, since the year 2000 global emissions have been growing far more rapidly than the worst scenarios projected by the Intergovernmental Panel on Climate Change ...
Francisco Aguayo
core  

Polarizable Vanadium Dipoles Promote Water Dissociation on Vanadium‐Based Metal Organic Framework

open access: yesAdvanced Functional Materials, EarlyView.
The polarization of unpaired V 3d electrons weakens the H─O bond to improve water dissociation by the dual Vδ+:O─H and Pλ−:H─O coupling hydrogen bonds formation and relaxation. P@V‐MOF electrocatalyst shows low overpotentials (94 mV in acid, 178 mV in neutral, and 77 mV in alkaline solutions) with excellent stability for effective overall water ...
Xinjuan Liu   +13 more
wiley   +1 more source

Optimal intensity targets for emissions trading under uncertainty (now replaced by EEN0605) [PDF]

open access: yes
Uncertainty can hamper the stringency of commitments under cap and trade schemes. We assess how well intensity targets, where countries' permit allocations are indexed to future realised GDP, can cope with uncertainties in a post-Kyoto international ...
John C. V. Pezzey, Frank Jotzo
core  

Towards explainable and sustainable production: Integrating carbon metrics into overall equipment effectiveness using gradient boosting and SHAP

open access: yesNext Sustainability
This study presents a novel framework that integrates carbon metrics into Overall Equipment Effectiveness (OEE) to support sustainable and explainable production performance evaluation.
Bouzidi Lamdjad
doaj   +1 more source

Receptor‐Free Identification of Toxic Gases Enabled by Hygroscopic Aqueous Salt Films

open access: yesAdvanced Functional Materials, EarlyView.
Water as a gas sensor coating sounds impossible—until it stops evaporating. Here, hygroscopic salt solutions (LiCl, LiBr, H3PO4) form non‐drying aqueous films on CNT chemiresistors under ambient air. Gases partition into these liquid layers, sometimes transforming into water, and generate salt‐specific resistance fingerprints across a four‐channel ...
Seongwoo Lee   +5 more
wiley   +1 more source

Graduate Recital: John Carbon, Composition

open access: yes, 2008
Mr. Carbon is a student of Paul Cooper.Five for Three, John Carbon -- Duel!, John Carbon -- Aperçu, John Carbon -- Elegy for Violin and Percussion, John Carbon -- Litanies des Ombres, John ...

core  

Evaluating the impact of inefficient maintenance practices of diesel engines on the ship’s operational efficiency

open access: yesSeatific Journal
This paper analyses the influence of inefficient operations performed on the ship regarding the carbon intensity indicator. In this case, different malfunctions regarding the ship's main diesel engine have been taken into consideration, such as extended ...
Çağlar KARATUĞ
doaj   +1 more source

Regulated Ion‐Diffusion Hydrogels for Subtle and Multimodal Temperature‐Strain Sensing in Wound Monitoring

open access: yesAdvanced Functional Materials, EarlyView.
A soft, dual‐channel hydrogel patch enables simultaneous detection of wound temperature and strain by integrating ion‐diffusion‐mediated thermoelectric and resistive sensing. The conformal design maintains stable performance during motion, capturing subtle inflammatory and mechanical changes for continuous wound monitoring.
Yu Fang   +7 more
wiley   +1 more source

How Does Density Impact Carbon Emission Intensity: Insights from the Block Scale and an Optimal Parameters-Based Geographical Detector

open access: yesLand
Density is a crucial indicator for urban sustainable development and is considered a critical factor influencing the carbon emission intensity of construction land (CICL).
Liutong Li, Fengying Yan
doaj   +1 more source

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