Results 281 to 290 of about 550,992 (335)

Rational Grain Boundary Segregation Enables Long‐Term Thermally Stable, Catalytically Active, and CO‐Tolerant Nanograined Metals

open access: yesAdvanced Science, EarlyView.
Grain boundaries endow nanocrystalline metals with unique functions but suffer thermal instability. In boron‐segregated platinum, stability depends critically on segregation level—sub‐equilibrium concentrations strengthen boundaries, whereas oversaturation induces decohesion.
Xin Geng   +3 more
wiley   +1 more source

Distinct Phage‐Encoded Enzymes for Substitution of Deoxythymidine by Deoxyuridine in Phage Genomes

open access: yesAdvanced Science, EarlyView.
Distinct enzymes including dCTP deaminases (Dcds), dTMP phosphatases (Dtms), and dTTP pyrophosphatases (Dtt) are found to be responsible for dU‐DNA biosynthesis in the phages PBS1, DSS3_VP1, and PhiR1‐37. Both PhiR1‐37‐derived and synthetic dU‐DNA are resistant to cleavage by restriction enzymes and Cas12a nuclease targeting dT‐containing sites.
Yating Li   +7 more
wiley   +1 more source

Giant Retroperitoneal Mass During Pregnancy With an Unexpected Diagnosis: Ovarian Cyst or Something Else? [PDF]

open access: yesCureus
Guaman MJ   +6 more
europepmc   +1 more source

From Industrial Waste to Multistage Applications: Ultralight Lignin‐Based Aerogel with Situ Vertically Oriented Structure for Photothermal‐Assisted Pb2+ Adsorption in Wastewater and Reuse as Efficient Output and Stability Triboelectric Materials

open access: yesAdvanced Science, EarlyView.
Ultralight lignin‐based aerogel with situ vertically oriented structure for photothermally assisted adsorption of Pb2+, and then reused as lignin‐based triboelectric materials. Abstract In this work, the ultralight lignin‐based aerogel (GSPCAA) with situ vertically oriented structure is developed through a simple and green synthesis strategy for ...
Boyu Du   +7 more
wiley   +1 more source

Building‐Tailored Hierarchical Electrochromism with Optimized Control Strategies

open access: yesAdvanced Science, EarlyView.
This study addresses the material‐application disconnect in electrochromic smart windows by establishing a building‐centric paradigm. It develops a Prussian blue (PB)‐based electrochromic device (ECD) with four spectral states via dual mechanisms, and proposes two control strategies.
Shuangdui Wu   +6 more
wiley   +1 more source

Percutaneous Patent Foramen Ovale Closure Device Endocarditis. [PDF]

open access: yesJACC Case Rep
Milutinovic S   +4 more
europepmc   +1 more source

Mechanism of Anomalous Anisotropic Colossal Magnetoresistance in Quasi‐2D Mn3Si2Te6 Bulk Single Crystal

open access: yesAdvanced Science, EarlyView.
The external field exceeds Hd, the speed polarization abruptly reorients to align with the Mn magnetic moments, leading to an MR ≈ −100%. Abstract Mn3Si2Te6, quasi‐2D ferrimagnetic semiconductor, exhibits anomalous saturated colossal magnetoresistance (CMR) only when a magnetic field is applied along its magnetic hard magnetization axis, suggesting ...
Shiqi Li   +10 more
wiley   +1 more source

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