Results 121 to 130 of about 1,920,107 (363)

3D‐Printed Multidimensional Bionic Mg‐MC/PLGA Composite for Tailored Repair of Segmental Long Bone Defects

open access: yesAdvanced Healthcare Materials, EarlyView.
This study develops 3D‐printed Mg‐MC/PLGA scaffolds with varying Mg concentrations (0–20%). The 5% Mg scaffold shows optimal cytocompatibility, osteogenic activity in vitro, and significantly enhances bone regeneration in rabbits, improving bone volume and mechanical strength.
Shihang Liu   +9 more
wiley   +1 more source

Biomimetic Scaffolds with Dual Gradients of Biological Effectors for Tendon‐to‐Bone Repair

open access: yesAdvanced Healthcare Materials, EarlyView.
The authors have developed a biomimetic scaffold with dual gradients through a diffusion‐driven method. The scaffold features funnel‐shaped microchannels for cell infiltration, while the dual gradients synergetically induce the graded differentiation of mesenchymal stem cells into osteoblasts, chondrocytes, and tenocytes, allowing for a seamless ...
Min Hao   +3 more
wiley   +1 more source

Advancements in Understanding the Physicochemical Properties of Reticular Materials: An In Situ and Operando Spectroscopic Perspective

open access: yesAdvanced Materials, EarlyView.
This review explores how in situ and operando spectroscopic techniques reveal the real‐time behavior of reticular materials, including MOFs and COFs. These methods track material formation and functionalization, structural changes, defect formation, dynamic responses to external triggers, and catalytic processes.
Bettina Baumgartner   +4 more
wiley   +1 more source

Microstructuring of electrospun mats employing femtosecond laser

open access: yesMedžiagotyra, 2015
Electrospun mats from nano/micro-fibers with control porosity and pore shape may be ideal candidate for tissue engineering scaffolds. In this study three type of poly(vinyl alcohol) (PVA) mats of 48-65 µm thickness with different nano/micro-fibers ...
Erika Adomavičiūtė   +5 more
doaj   +1 more source

Thermal Processing Creates Water‐Stable PEDOT:PSS Films for Bioelectronics

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
Instead of using chemical cross–linkers, it is shown that PEDOT:PSS thin films for bioelectronics become water‐stable after a simple heat treatment. The heat treatment is compatible with a range of rigid and elastomeric substrates and films are stable in vivo for >20 days.
Siddharth Doshi   +16 more
wiley   +1 more source

Differential approach to the use of femtosecond laser in age-related cataract surgery in eyes with different lens density

open access: yesJournal of Ophthalmology, 2018
Background: The femtosecond laser provides a new approach to cataract surgery. The efficacy of femtosecond laser-assisted lens fragmentation depends on mechanical lens density and effective fragmentation is important in the management of patients with ...
N.V. Pasyechnikova   +2 more
doaj   +1 more source

Probing warm dense matter using femtosecond X-ray absorption spectroscopy with a laser-produced betatron source

open access: yesNature Communications, 2018
Exploring and understanding ultrafast processes at the atomic level is a scientific challenge. Femtosecond X-ray absorption spectroscopy (XAS) arises as an essential experimental probing method, as it can simultaneously reveal both electronic and atomic ...
B. Mahieu   +7 more
semanticscholar   +1 more source

Lasers: The femtosecond pulse

open access: yesEos, Transactions American Geophysical Union, 1983
Laser applications in geophysics range from making hydrographic depth soundings to a myriad of types of spectrographic measurements on crystals and polycrystalline materials. Reducing the emitted pulse width is a recurring need in many scientific laser applications. In determinations of ocean bottom depth and of mean sea level by airborne laser systems,
openaire   +2 more sources

Low‐Energy, Ultrafast Spin Reorientation at Competing Hybrid Interfaces with Tunable Operating Temperature

open access: yesAdvanced Materials, EarlyView.
A spin reorientation transition is generated at hybrid interfaces of Pt‐Co‐organic molecules in the vicinity of room temperature. This spin reorientation transition happens at an ultrafast scale and is controlled either through electrical current or fs laser pulse, introducing perpendicular magnetic anisotropy in formerly planar magnetised samples ...
Servet Ozdemir   +14 more
wiley   +1 more source

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