Results 71 to 80 of about 65,676 (312)

Beyond the Reports: Cultural Pressures, Unheard Voices and the Climate Accountability Gap in Oil and Gas Sector Governance

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Environmental governance in Nigeria's oil and gas sector remains central to global climate justice debates, yet persistent accountability failures continue to undermine meaningful environmental and social outcomes. Despite extensive regulatory frameworks, accountability in resource‐dependent contexts is frequently reduced to formal reporting ...
Hammed Afolabi   +2 more
wiley   +1 more source

Functionalized Organic Lithium Salt Enables Flexible Solid‐State Electrolytes With Dual‐Ion Channels for Safe Li Metal Batteries

open access: yesCarbon Energy, EarlyView.
Here, we design a flexible and non‐flammable solid‐state electrolyte with hierarchical dual‐ion conductive channels. The engineered electrolyte combines continuous organic conductive‐phase pathways for fast bulk Li+ transport and dynamic polymer networks for interfacial ion hopping, achieving unprecedented room temperature conductivity (> 1 mS cm−1 ...
Yijing Liu   +7 more
wiley   +1 more source

Validation of the calculation method for determining the soot index using the structural group contribution method for mixtures of petroleum hydrocarbons with biocomponents

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение
A review of soot formation indices used to assess the contribution of a given substance to soot formation was conducted. Using the Lemaire, Das, and Barrientos methods that rely on the structural group contribution method, the oxygen extended soot ...
K. D. Tsapenkov   +4 more
doaj   +1 more source

Insights into the role of soot aerosols in cirrus cloud formation [PDF]

open access: yesAtmospheric Chemistry and Physics, 2007
Cirrus cloud formation is believed to be dominated by homogeneous freezing of supercooled liquid aerosols in many instances. Heterogeneous ice nuclei such as mineral dust, metallic, and soot particles, and some crystalline solids within partially soluble
B. Kärcher   +4 more
doaj  

Global and Detailed Calculation of Tube Wall Temperature in a Process Furnace Steam Superheater

open access: yesChemie Ingenieur Technik, EarlyView.
This study presents a comparison between an iterative global model and multiple approaches to a new non‐iterative model with the purpose of predicting tube wall temperature of a superheater. The results show that the non‐iterative method achieves sufficient accuracy while improving the prediction of local temperature distribution and better ...
Anežka Michálková, Zdeněk Jegla
wiley   +1 more source

Precipitation of niobic acid from potassium niobate in sulphuric acid solution: A route to niobium oxide

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Graphical abstract illustrating the niobic acid precipitation process applied and the product obtained. Abstract This study investigates the precipitation of niobic acid (Nb2O5.nH2O) from potassium niobate solution with addition of sulphuric acid, and its subsequent thermal conversion into niobium oxide (Nb2O5). Thermodynamic modelling with PHREEQC and
Cássia R. Souza   +4 more
wiley   +1 more source

Modelling of soot formation in laminar diffusion flames using a comprehensive CFD-PBE model with detailed gas-phase chemistry [PDF]

open access: yes, 2016
A discretised population balance equation (PBE) is coupled with an in-house computational fluid dynamics (CFD) code in order to model soot formation in laminar diffusion flames. The unsteady Navier–Stokes, species and enthalpy transport equations and the
Akridis, P, Rigopoulos, S
core   +1 more source

Protocol for Reconstituting Adaptor‐Mediated Activation of Full‐Length Kinesin‐1

open access: yesCytoskeleton, EarlyView.
ABSTRACT Kinesin‐1 is a member of the kinesin superfamily that plays an essential role in intracellular cargo transport. In the absence of cargo, Kinesin‐1 exhibits low motor activity due to autoinhibition. Multiple studies have demonstrated that adaptor proteins, which link cargos to Kinesin‐1, can activate Kinesin‐1 by releasing the autoinhibition ...
Haruka Masumoto, Kyoko Chiba
wiley   +1 more source

Soot formation and laminar combustion characteristics of anisole: ReaxFF MD simulation and kinetic analysis

open access: yesCarbon Neutrality
The application of biomass energy is one of the important ways to achieve carbon neutrality and deal with global warming. The study on the combustion mechanism of anisole, an oxygen-containing fuel, is helpful for biofuel large-scale application. In this
Wenlong Dong   +6 more
doaj   +1 more source

Investigation of soot precursor molecules during inception by acetylene pyrolysis using reactive molecular dynamics [PDF]

open access: yesAerosol Research
Soot inception by acetylene pyrolysis at 1350–1800 K is investigated using reactive molecular dynamics. The composition and chemical structure of soot precursor molecules formed during inception are elucidated.
A. Ganguly   +4 more
doaj   +1 more source

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