Results 151 to 160 of about 190,371 (380)

Age and length composition of Columbia Basin chinook, sockeye, and coho salmon at Bonneville Dam in 2002 [PDF]

open access: yes, 2002
In 2002, representative samples of migrating Columbia Basin chinook (Oncorhynchus tshawytscha), sockeye (O. nerka), and coho salmon (O. kisutch) adult populations were collected at Bonneville Dam.
Fryer, Jeffrey K., Kelsey, Denise A.
core   +1 more source

Individual behavioral rules sustain the cell allocation pattern in the combs of honey bee colonies (Apis mellifera)

open access: yes, 2013
In the beeswax combs of honey bees, the cells of brood, pollen, and honey have a consistent spatial pattern that is sustained throughout the life of a colony.
Jones, Laura E.   +3 more
core   +1 more source

Controlled Formation of Skyrmion Bags

open access: yesAdvanced Materials, Volume 37, Issue 29, July 24, 2025.
This work demonstrates stabilization of complex magnetic skyrmion bags in ferromagnetic thin films through precisely engineered anisotropy defects using ion irradiation. The researchers achieve controlled field‐ and laser‐induced generation of skyrmionia, target skyrmions, and higher‐order skyrmion bags at room temperature. This reliable platform opens
Lisa‐Marie Kern   +20 more
wiley   +1 more source

Nanometer Resolution Structure‐Emission Correlation of Individual Quantum Emitters via Enhanced Cathodoluminescence in Twisted Hexagonal Boron Nitride

open access: yesAdvanced Materials, EarlyView.
Nanometer‐resolution mapping of individual quantum emitters in hexagonal boron nitride is achieved, allowing us to identify the 440 nm blue emitter as a substituted vertical carbon dimer. Leveraging this atomic‐level insight, the deterministic creation of isolated single 440 nm blue emitters is demonstrated through localized electron beam irradiation ...
Hanyu Hou   +10 more
wiley   +1 more source

Targeted worker removal reveals a lack of flexibility in brood transport specialisation with no compensatory gain in efficiency

open access: yesScientific Reports
Division of labour is widely thought to increase the task efficiency of eusocial insects. Workers can switch their task to compensate for sudden changes in demand, providing flexible task allocation.
Sean McGregor   +3 more
doaj   +1 more source

Bismuthene Under Cover: Graphene Intercalation of a Large Gap Quantum Spin Hall Insulator

open access: yesAdvanced Materials, EarlyView.
Bismuthene, a quantum spin Hall insulator with a massive 800 meV topological gap, holds great potential for room‐temperature devices but rapidly degrades in air. This study demonstrates that intercalating bismuthene between SiC and a graphene sheet preserves its structure and topology while preventing oxidation, enabling ex‐situ experiments and ...
Lukas Gehrig   +7 more
wiley   +1 more source

Coexisting Non‐Trivial Van der Waals Magnetic Orders Enable Field‐Free Spin‐Orbit Torque Magnetization Dynamics

open access: yesAdvanced Materials, EarlyView.
The coexistence of ferromagnetic and antiferromagnetic orders in van der Waals magnet above room temperature, inducing an intrinsic exchange bias and canted perpendicular magnetism is discovered. Such non‐trivial intrinsic magnetic order enables the realization of energy‐efficient and magnetic field‐free spin‐orbit torque memory devices.
Bing Zhao   +8 more
wiley   +1 more source

Standard methods for Apis mellifera brood as human food

open access: yes, 2019
A. B. Jensen   +8 more
semanticscholar   +1 more source

High‐Speed Raman Readout of Single Polypeptides via Plasmonic Nanopores

open access: yesAdvanced Materials, EarlyView.
A label‐free method is presented for single‐protein investigation using plasmonic nanopores that enable stable, cost‐effective Raman detection of polypeptides in real time. An average of 6 photons is measured during a dwell time of 7 microseconds per amino acid.
Foroogh Khozeymeh Sarbishe   +11 more
wiley   +1 more source

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