Results 121 to 130 of about 20,871 (297)

Characterization of the extracellular matrix from human and dog umbilical cords

open access: yesThe Anatomical Record, EarlyView.
Abstract The extracellular matrix is important for maintaining tissue morphogenesis and homeostasis; it can also be used as a biomaterial for the production of biological scaffolds. Particularly, the umbilical cord has shown potential in the production of scaffolds for small‐diameter vessels.
Ana Carla Mendonça   +6 more
wiley   +1 more source

Experimental investigation on the effect of crystal birefringence on the performance of nanosecond-pulsed diamond Raman laser

open access: yesFunctional Diamond
The impact of crystal birefringence on the performance of diamond Raman lasers has been studied previously at power levels slightly above the threshold.
Yongpeng Yan   +8 more
doaj   +1 more source

Morphological Control of Aurophilic Chains of Gold(I) Dithiolate Dimers With Alkali and Alkali Earth Cations

open access: yesChemistry – A European Journal, EarlyView.
Luminescent coordination polymers of Group 1 (Li, K, Cs) and 2 (Mg─Ba) cations with gold(I) iso‐maleonitriledithiolate ({Au2[S2C = C(CN)2]}2−) units were prepared; 1‐D aurophilic chains are present in all cases. The structures strongly depend on cation charge and size, with N‐cyano coordination observed in the Gp 1 and larger Gp 2 cations. Increasingly
Jefferson A. Pells   +2 more
wiley   +1 more source

Fhod3 in zebrafish supports myofibril stability during growth of embryonic skeletal muscle

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Actin filament organization in cardiomyocytes critically depends on the formin Fhod3, but a role for Fhod3 in skeletal muscle development has not yet been described. Results We demonstrate here that in zebrafish mutated for one of two fhod3 paralog genes, fhod3a, skeletal muscle of the trunk appears normal through 2 days post ...
Aubrie Russell   +3 more
wiley   +1 more source

Bending Stability of Polarization in Hollow-Core Photonic Bandgap Fibers

open access: yesIEEE Photonics Journal
Hollow-core photonic bandgap fibers (HC-PBGFs) exhibit exceptional environmental stability, making them as prime candidates for next-generation, high-precision fiber optic gyroscopes (FOGs).
Zhongbin Zhao   +3 more
doaj   +1 more source

Polarization engineering with ultrafast laser writing in transparent media

open access: yes, 2012
In this thesis novel developments in the field of femtosecond laser material processing are reported. Thanks to the unique properties of light-matter interaction on ultrashort time scales, this direct writing technique allowed the observation of unique ...
Beresna, Martynas
core  

Birefringence characterization of injection molded microplates

open access: yes, 2015
Birefringence affects the quality of image analysis in injection molded micro-plates. Depending upon their manufacturing / production processes and the type of material, different plates exhibit varying amounts of birefringence.
Asundi, Anand   +3 more
core   +1 more source

Progression and prognostic significance of electrocardiographic findings in patients with cardiac amyloidosis

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 809-818, April 2025.
Abstract Aims This study aimed to evaluate the change of the main electrocardiographic (ECG) characteristics and their prognostic role across the main subtypes of cardiac amyloidosis [light‐chain amyloidosis (AL) and hereditary (ATTRv) and wild‐type transthyretin amyloidosis (ATTRwt)].
Alessia Argirò   +20 more
wiley   +1 more source

Rigid-Flexible Coupling Units Enable Robust Large Birefringence. [PDF]

open access: yesAdv Sci (Weinh)
A rigid–flexible coupling strategy, combining flexible (S3)2− linear units with rigid (VO4)3− tetrahedra, yields Sr4(VO4)2S3—a robust crystal exhibiting large birefringence (Δn = 0.52@550 nm) and remarkable thermal, air, and water stability. ABSTRACT Birefringent crystals are central to polarization control in laser technologies (e.g., wave plates and ...
Zhou J   +8 more
europepmc   +2 more sources

Broadband high birefringence and low dispersion terahertz photonic crystal fiber

open access: yes, 2014
We propose a novel type of triangular lattice terahertz photonic crystal fiber with high birefringence and low dispersion in a wide spectrum range. The proposed structures have circular and elliptical air holes in the cladding.
Huang, Nan   +3 more
core   +1 more source

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