Results 91 to 100 of about 15,655 (276)

Extended Producer Responsibility (EPR) in electronic industry / Theepa Subbramaniam [PDF]

open access: yes, 2013
Electronic waste has been expanding rapidly in developing Asia and is predicted to grow to 12 million tonnes by 2020. The environmental and health issues resulting from poor management of this waste have become a concern among policy makers. A number of
Subbramaniam, Theepa
core  

Environmental (waste) compliance control systems for UK SMEs

open access: yes, 2015
While the ‘environment’ is often perceived as a heavily regulated area of business, in reality, directly-regulated businesses represent a small proportion of the business community.
Williams, Ian David   +2 more
core   +1 more source

Ultra‐Low‐Strain Calcium and Magnesium Ion Storage Enabled by Tunnel‐Structured MoO3 Positive Electrode

open access: yesAdvanced Energy Materials, EarlyView.
A hexagonal tunnel‐structured MoO3 is nanoparticulated via hydrothermal synthesis followed by ball‐milling. As a positive electrode in Ca and Mg batteries, it delivers superior capacity and structural reversibility, enabling divalent cation intercalation with minimal lattice distortion and no phase transitions.
Reona Iimura   +10 more
wiley   +1 more source

A Neutral “Masked” Diborene and Its Reactivity Toward Metal‐Free Pyridine Homocoupling

open access: yesAngewandte Chemie, EarlyView.
An unprecedented neutral “masked” diborene, formed via intramolecular arene dearomatization of an N‐heterocyclic imine‐supported free diborene, can be photochemically released to regenerate the highly reactive triplet diborene intermediate. Computational analysis elucidates the bonding situation of the hitherto elusive free diborene species, and the ...
Ke Li   +4 more
wiley   +2 more sources

Distributions of molecular conformations and interactions revealed by EPR spectroscopy - methodology and application to hnRNPA1

open access: yes, 2019
Proteins are long chains of peptide-bond linked amino acids, which have the fascinating ability to fold into a huge variety of three-dimensional shapes. To describe peptide sequences that have particularly large conformational flexibility, the umbrella terms intrinsically disordered domains (IDDs), resp. proteins (IDPs) have emerged.
openaire   +2 more sources

Pipe level burst prediction using EPR and MCS-EPR

open access: yes, 2007
Water managers need annual replacement/rehabilitation plans for critical pipes. The development of reliable and robust failure models for assessing a pipe's propensity to fail, and how to assign criticality to an individual pipe segment, represents an ...
Berardi, Luigi, Giustolisi, Orazio
core  

EPR parameters of L-α-alanine radicals in aqueous solution: a first-principles study

open access: yes, 2018
EPR (electron paramagnetic resonance) response for a wide range of possible alanine radicals has been analysed employing quantum chemical methods. The strong correlation between geometry and EPR parameter structure of these radicals has been shown in ...
Yavar T. Azar (5259947)   +2 more
core   +1 more source

Organic Photoelectrochemical Cells Beyond Performance: Interface and Catalyst Engineering for Durability

open access: yesAdvanced Energy Materials, EarlyView.
Organic photoelectrochemical cells based on π‐conjugated semiconductors offer a versatile platform for solar fuel generation. This review outlines operating principles, device architectures, and key metrics, and highlights advances in p‐ and n‐type photoelectrodes, interfacial engineering, and catalyst integration.
Jaehyeong Kim   +8 more
wiley   +1 more source

Anionic T‐Shaped Platinum(0) Pincer Complexes and Platinum(I) Intermediates in Radical Reactions With Alkyl Halides

open access: yesAngewandte Chemie, EarlyView.
Two anionic, T‐shaped, d10 platinum(0) complexes containing a PNP pincer ligand have been isolated and characterized. These complexes react with aliphatic C‐Br bonds under formation of a platinum(II) bromide and an alkyl complex, as well as the homocoupled hydrocarbons.
Vincenz J. Kohler   +6 more
wiley   +2 more sources

EPR Kindred Methodologies for Multiversal FTL Communication

open access: yes
No faster-than-light (FTL) communication device exists today. This paper does not propose a hardware design, but instead examines—in a speculative, pre-device framework—how the FTL pipeline linking two hypothetical communicators would behave under the combined constraints of quantum mechanics (QM) and relativity.
openaire   +2 more sources

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