Results 51 to 60 of about 8,281,901 (338)

Sustainable energy for all [PDF]

open access: yes, 2015
The idea of ‘sustainable energy for all’ has been built around three key objectives, ‘ensuring universal access to modern energy services, doubling the global rate of improvement in energy ef ciency and doubling the share of renewable energy in the global energy mix‘ (UN, 2012). The rst of these three objectives is most relevant for this chapter.
World Bank, International Energy Agency
openaire   +2 more sources

All coordinates transformations that separate the center of mass kinetic energy, their group structure and geometry

open access: yes, 2009
The most general coordinates transformations that allow for the exact separation of the kinetic energy operator of a quantum many-body system into total center of mass kinetic energy and internal kinetic energy are found and discussed.
Fortunato, Lorenzo
core   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

The effect of dietary inclusions of guanidinoacetic acid on D1-42 broiler performance and processing yields

open access: yesJournal of Applied Poultry Research, 2020
Summary: Creatine is a central constituent in energy metabolism, especially in cells with variable energy demand, such as muscle cells. Animal proteins such as fish meal, poultry meal, and meat meal may provide adequate amounts of creatine when included ...
J.W. Boney, P.H. Patterson, F. Solis
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Improving Energy Access, Climate and Socio‐Economic Outcomes Through Off‐Grid Electrification Technologies: A Systematic Review

open access: yesCampbell Systematic Reviews
Background Halfway through the final decade of actions towards the 2030 Sustainable Development Goals (SDGs), progress toward SDG7 is off track. It is estimated that by 2030, 660 million people, mainly rural populations within Sub‐Saharan Africa, will be
Cem Yavuz   +9 more
doaj   +1 more source

Experimental studies of the stress-strain state of reinforced concrete structures strengthened by prestressed basalt-composite rebar

open access: yesStructural Mechanics of Engineering Constructions and Buildings, 2021
Relevance. In recent years, composite materials have become widespread in the construction of reinforced concrete structures for industrial, civil and transport structures.
Oleg D. Rubin   +2 more
doaj   +1 more source

Structural insights into lacto‐N‐biose I recognition by a family 32 carbohydrate‐binding module from Bifidobacterium bifidum

open access: yesFEBS Letters, EarlyView.
Bifidobacterium bifidum establishes symbiosis with infants by metabolizing lacto‐N‐biose I (LNB) from human milk oligosaccharides (HMOs). The extracellular multidomain enzyme LnbB drives this process, releasing LNB via its catalytic glycoside hydrolase family 20 (GH20) lacto‐N‐biosidase domain.
Xinzhe Zhang   +5 more
wiley   +1 more source

Broken Ergodicity in classically chaotic spin systems

open access: yes, 2004
A one dimensional classically chaotic spin chain with asymmetric coupling and two different inter-spin interactions, nearest neighbors and all-to-all, has been considered.
Borgonovi, F.   +3 more
core   +1 more source

The Caenorhabditis elegans DPF‐3 and human DPP4 have tripeptidyl peptidase activity

open access: yesFEBS Letters, EarlyView.
The dipeptidyl peptidase IV (DPPIV) family comprises serine proteases classically defined by their ability to remove dipeptides from the N‐termini of substrates, a feature that gave the family its name. Here, we report the discovery of a previously unrecognized tripeptidyl peptidase activity in DPPIV family members from two different species.
Aditya Trivedi, Rajani Kanth Gudipati
wiley   +1 more source

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