Results 281 to 290 of about 2,534,041 (331)

Nanotrapping and the thermodynamics of optical tweezers

open access: green, 2007
Wolfgang Singer   +3 more
openalex   +2 more sources

Femtosecond Laser Breaks the Lattice Symmetry and Induces Broadband Second Harmonic Generation in 3D Halide Perovskites

open access: yesLaser &Photonics Reviews, EarlyView.
3D halide perovskites have shown no second harmonic generation (SHG) due to the centrosymmetric nature. The femtosecond (fs) laser ablation breaks their inversion symmetry and formed microstructures of AmPbX3‐n, (0
Guan‐Feng Gao   +15 more
wiley   +1 more source

Twin-core fiber optical tweezers

open access: gold, 2008
Libo Yuan   +3 more
openalex   +1 more source

Fabrication of Multifunctional Nanofiber Mats by Emulsion Electrospinning of TPU/Fish Skin Gelatin Incorporating Plant Extract‐Based Therapeutic Oil for Wound Dressing Applications

open access: yesMacromolecular Materials and Engineering, EarlyView.
This study not only combines TPU with fish skin gelatin (FSG) and H. perforatum oil (HPO) through emulsion electrospinning for the first time, but also reduces the TPU fiber diameter, which is crucial for enhancing wound healing. Overall results indicate that this combination can enhance wound healing and antimicrobial efficancy, making the resulting ...
Rüya Keskinkaya   +9 more
wiley   +1 more source

Swelling Behavior and Mechanical Stability of Composite Fibers Prepared from Casein Micelles and Calcium Alginate

open access: yesMacromolecular Materials and Engineering, EarlyView.
A micellar casein‐alginate blend is wet‐spun into fibers using a calcium‐rich coagulation bath. Fibers with different levels of casein are dried and tested. Swelling tests showed increased stability in decalcifying media with micellar casein. Mechanical properties remained largely unchanged, except after treatment with citric acid, where the breaking ...
Novin Darvishsefat, Ronald Gebhardt
wiley   +1 more source

Femtosecond Laser‐Driven Fabrication of a Polymeric Lab‐on‐a‐Chip for Efficient Size‐Based Particle Sorting in a Spiral Microchannel

open access: yesMacromolecular Materials and Engineering, EarlyView.
Femtosecond laser 3D micromachining enables the fabrication of spiral microfluidic devices in polymethylmethacrylate with a trapezoidal cross‐section. The process relies on scanning speed as the main control parameter, ensuring high precision and scalability.
Stefania Caragnano   +7 more
wiley   +1 more source

Terpene‐Maleate Based Resins for Stereolithography: Advancing Sustainable 3D Printing

open access: yesMacromolecular Materials and Engineering, EarlyView.
This study presents the design and synthesis of a novel, degradable terpene‐based crosslinker, monoperillyl maleate (PeryMal), using the bio‐derived solvent 2‐MeTHF to reduce acrylic resin use in SLA printing. Its printability and degradability were demonstrated through formulations with two commercial monomers, offering a more sustainable approach to ...
Eduards Krumins   +14 more
wiley   +1 more source

Determining intrinsic potentials and validating optical binding forces between colloidal particles using optical tweezers. [PDF]

open access: yesNat Commun
Zhang C   +5 more
europepmc   +1 more source

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