Results 81 to 90 of about 4,051,168 (295)

Aggregation‐induced emission luminogen: A new perspective in the photo‐degradation of organic pollutants

open access: yesEcoMat, 2020
Both the variety and uniqueness of organic semiconductors has contributed to the rapid development of environmental engineering applications and renewable fuel production, typified by the photodegradation of organic pollutants or water splitting.
Zhen Hu   +13 more
doaj   +1 more source

Probing the time dependence of dark energy

open access: yes, 2011
A new method to investigate a possible time-dependence of the dark energy equation of state $w$ is proposed. We apply this methodology to two of the most recent data sets of type Ia supernova (Union2 and SDSS) and the baryon acoustic oscillation peak at $
A. Conley .   +17 more
core   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

City information models for optimal EV charging and energy-resilient renaissance

open access: yesNexus
Internet of energy (IoE) with building electrification provides multi-directional power interactions between E-mobility and power grid for smart and low-carbon transformations.
Zhaohui Dan   +4 more
doaj   +1 more source

Evidence of an Internal Dissipation Origin for the High-energy Prompt Emission of GRB 170214A

open access: yes, 2017
The origin of the prompt high-energy ($>100$MeV) emission of Gamma-ray Bursts (GRBs), detected by the Large Area Telescope (LAT) on board the Fermi Gamma-ray Space Telescope, is still under debate, for which both the external shock origin and internal ...
Liu, Ruo-Yu   +2 more
core   +1 more source

Two‐step market clearing for local energy trading in feeder‐based markets

open access: yesThe Journal of Engineering, 2019
Recent innovations in information and communication technologies (ICT) provide new opportunities and challenges for the integration of distributed energy resources (DERs) into the energy supply system as active market players. By increasing the integration of DERs, the novel market platform should be designed for these new market players to provide ...
Khorasany, Mohsen   +2 more
openaire   +4 more sources

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Experimental study on the thermal volatilization and condensation of zinc at 10 Pa and 200 Pa

open access: yesJournal of Materials Research and Technology, 2020
The thermal volatilization and condensation of zinc at different heating temperatures were investigated at 10 Pa and 200 Pa. The vacuum technique is beneficial for the volatilization of metallic zinc, and the zinc volatilization is affected by heat ...
Wei Zhang   +5 more
doaj   +1 more source

Attractive Casimir effect in an infrared modified gluon bag model

open access: yes, 2005
In this work, we are motivated by previous attempts to derive the vacuum contribution to the bag energy in terms of familiar Casimir energy calculations for spherical geometries.
J. F. Donoghue   +5 more
core   +1 more source

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