Results 51 to 60 of about 88,674 (145)

Optical Frequency Comb Generation in Monolithic Microresonators [PDF]

open access: yes, 2011
This thesis presents an entirely novel approach for frequency comb generation based on nonlinear frequency conversion in micrometer sized optical resonators.
Del'Haye, Pascal
core   +1 more source

Functional morphology of the pharyngeal teeth of the ocean sunfish, Mola mola

open access: yesThe Anatomical Record, Volume 309, Issue 9, Page 2286-2297, September 2026.
Abstract Many fish use a set of pharyngeal jaws in their throat to aid in prey capture and processing, particularly of large or complex prey. In this study—combining dissection, CT scanning, histology, and performance testing—we demonstrate a novel use of pharyngeal teeth in the ocean sunfish (Mola mola), a species for which pharyngeal jaw anatomy had ...
Benjamin Flaum   +3 more
wiley   +1 more source

Stable 100 GHz Pulses Generated by injection locking of multiple lasers to an optical frequency comb

open access: yes, 2013
Optical frequency combs (OFCs) can generate a wide bandwidth of regularly spaced modes with high frequency stability. Besides frequency and time metrology, OFCs can also have applications in arbitrary waveform generation and telecommunications by ...
Wu, D.S.   +5 more
core   +1 more source

Recent advances in multifunctional soft robots: A materials–structures–systems co‐design perspective for synergistic integration

open access: yesFlexMat, Volume 3, Issue 3, Page 452-501, September 2026.
Abstract Soft robots, engineered from highly compliant materials, offer superior adaptability and safety in unstructured environments compared to their rigid counterparts. Recent advancements, fueled by bio‐inspiration and material programmability, have led to the rapid co‐evolution of their core modules: actuation, sensing, protection, energy, and ...
Qiulei Liu   +3 more
wiley   +1 more source

Advanced Electrospun Nanofiber Epidermal Electronics for Electrophysiological Monitoring: From Conformal Interfaces to Multimodal Closed‐Loop Systems

open access: yesRare Metals, Volume 45, Issue 9, September 2026.
ABSTRACT Epidermal bioelectronics is a transformative technology for continuous health monitoring and human‐computer interaction. However, the mechanical and physiological mismatch at the skin–device interface limits its long‐term application. Electrospun nanofiber membranes (ENMs), with their unique three‐dimensional hierarchical porous network and ...
Jiahua Ni   +7 more
wiley   +1 more source

The nascent RNA labelling compound 5-ethynyl uridine (EU) integrates into DNA in some animals

open access: yesBMC Molecular and Cell Biology
Background The detection of de novo synthesized mRNA transcripts is crucial for understanding the regulation of eukaryotic transcription. Using nucleoside or nucleotide analogues to label nascent RNA is potentially jeopardized by the ubiquitous presence ...
Malin A. Kjosavik   +9 more
doaj   +1 more source

Circumglobal Distribution of the Benthic Ctenophore Vallicula multiformis (Rankin 1956), Documented Through Diverse Observation Types

open access: yesJournal of Biogeography, Volume 53, Issue 9, September 2026.
ABSTRACT Aim To improve our understanding of the distribution of Vallicula multiformis, we integrate a series of diverse observation types, including citizen science records, published literature, metagenomic datasets, published sequences, and newly acquired material, to evaluate whether geographically isolated records reflect a single broadly ...
Nicholas Bezio   +5 more
wiley   +1 more source

Aeroplane jelly song [music].

open access: yes, 1930
For voice and piano.; Caption title.; Library's copy has brown paper pasted over cover with the lable which reads: "Aeroplane Jelly song, writtten & composed by Frank Leonard, 284 Victoria Rd., Marrickville NSW.
Lenertz, Albert Francis, 1891-1943.
core  

Cteno‐Bot: An Untethered Metachronally Swimming Robot With Magnetoactive Propulsors

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 8, August 2026.
We present Cteno‐bot, an untethered ctenophore‐inspired robot which swims using metachronally coordinated appendages. A single mechanism controls up to 216 magnetoactive propulsors via a dynamically varying magnetic field. We show that the swimming speed of the robot can be increased without a corresponding increase in power requirement, simply by ...
David J. Peterman, Margaret L. Byron
wiley   +1 more source

Jelly Belly Man (full rear view)

open access: yes, 2019
Full back view of Jelly Belly Man advertising icon.
Jelly Belly Candy Co.
core  

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