Results 111 to 120 of about 1,156,431 (219)

Reliability Study of Fiber Coupling Efficiency of 980 nm Semiconductor Laser

open access: yesPhotonics
In order to improve the stability of semiconductor laser fiber coupling efficiency, based on the coupling principle, the optimal parameters for semiconductor laser fiber coupling were simulated to be θ = 45°, r = 3.25 μm, and z = 5.65 μm.
Gang Liu   +6 more
doaj   +1 more source

Effects of gold and PCL- or PLLA-coated silica nanoparticles on brain endothelial cells and the blood–brain barrier

open access: yesBeilstein Journal of Nanotechnology, 2019
Nanomedicine is a constantly expanding field, facilitating and improving diagnosis and treatment of diseases. As nanomaterials are foreign objects, careful evaluation of their toxicological and functional aspects prior to medical application is ...
Aniela Bittner   +4 more
doaj   +1 more source

Fast Process Development Made Possible Using an Easy to Duplicate Integrated Microfluidic Platform

open access: yesChemistry–Methods, Volume 6, Issue 10, October 2026.
We present a next‐generation microfluidic platform that accelerates membrane process development through integrated flow control, inline XRF monitoring, and machine‐learning‐assisted optimization. Demonstrated with a charged nanosheet membrane selectively recovering silver from real e‐waste leachates, the system enables rapid, Iow‐consumption, real ...
Iyo Baudouy   +7 more
wiley   +1 more source

Design of an 8‐Channel Transmit 32‐Channel Receive 11.7T Head Coil and Evaluation of SNR Gains

open access: yesMagnetic Resonance in Medicine, Volume 96, Issue 4, Page 2004-2018, October 2026.
ABSTRACT Purpose To design and develop an 8‐channel transmit 32‐channel receive 11.7T head coil for the strongest human MRI scanner to date, demonstrate safety, and evaluate signal‐to‐noise ratio (SNR) gains compared to 7T, the most used ultra‐high‐field (UHF) platform.
Son Chu   +8 more
wiley   +1 more source

A low‐cost, portable polarizing digital light microscope for monitoring crystal growth and for crystal harvesting

open access: yesJournal of Applied Crystallography, Volume 59, Issue 5, Page 1693-1706, October 2026.
A low‐cost, portable, medium‐resolution polarizing digital light microscope device for monitoring crystal growth and for crystal harvesting is described. The device can be used with a cell phone or a personal computer for real‐time imaging by professional and amateur scientists alike.Motivated by the need for a convenient way to demonstrate the growth ...
Sarah Kennedy   +7 more
wiley   +1 more source

The Fiery Eyes of a Maenad: Origin Determination of Faceted Garnet Eye Inlays in a Roman Bronze Bust From Southern Tyrol

open access: yesArchaeometry, Volume 68, Issue 5, Page 898-907, October 2026.
ABSTRACT In 1837, the Tyrolean State Museum Ferdinandeum in Innsbruck, Austria, purchased a Roman bronze statue of a maenad from the 2nd century ce with red garnets as facetted eye inlays found near Brixen, Southern Tyrol. These garnets were investigated using optical microscopy, a portable hand‐held and a stationary micro‐X‐ray fluorescence device, as
H. Albert Gilg   +3 more
wiley   +1 more source

Thermomechanical properties of PbSbSn alloys [PDF]

open access: yesFME Transactions, 2010
Resistance welding and soldering processes of parts made of PbSbSn alloys in the industry of lead-acid batteries, power engineering, electronics and chemical industry require a detailed research of thermomechanical properties of these alloys that depend ...
Kalaba Dragan   +2 more
doaj  

Analysis of the possibilities of implementing alternative methods of joining semifinished products in the production process of steel rims

open access: yesTechnologia i Automatyzacja Montażu
Assembly technology plays a crucial role in the manufacturing process, influencing the efficiency, quality, cost and lead time of production. Assembly technology in the manufacturing processencompasses all techniques and methods used to ...
Izabela Miturska-Barańska   +2 more
doaj   +1 more source

Real-Time Coordinate Estimation for SCARA Robots in PCB Repair Using Vision and Laser Triangulation

open access: yesInstruments
The Printed Circuit Board (PCB) manufacturing industry is a rapidly expanding sector, fueled by advanced technologies and precision-oriented production processes.
Nuwan Sanjeewa   +5 more
doaj   +1 more source

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