Results 171 to 180 of about 1,127 (217)

A Multidimensional Engineering Strategy Reprograms Microglia via Targeted and Sustained‐Release Extracellular Vesicles for Spinal Cord Injury Repair

open access: yesAdvanced Science, EarlyView.
A multifunctional EV‐based nanoplatform (Ang‐TEVs@Gel) was engineered via preconditioning, surface targeting, and ROS‐responsive hydrogel encapsulation to reprogram microglia. This system restored autophagy via miR‐664a‐3p/PIK3CA axis, cleared myelin debris, resolved neuroinflammation, and promoted axon remyelination, ultimately achieving robust motor ...
Wu Xiong   +17 more
wiley   +1 more source

Fabrication Process Development for Optical Channel Waveguides in Sputtered Aluminum Nitride. [PDF]

open access: yesMicromachines (Basel)
Mardani S   +4 more
europepmc   +1 more source

Ion-Pair-Tuned Ionogels for Broad-Range Linear Pressure Sensing. [PDF]

open access: yesAdv Sci (Weinh)
Joo H   +11 more
europepmc   +1 more source

Mid-Infrared Transparent Materials: from Mechanisms to Cutting-Edge Applications. [PDF]

open access: yesNanomicro Lett
Zhang H   +6 more
europepmc   +1 more source

Microstructured Polymer Optical Fibers

Journal of Lightwave Technology, 2009
The fabrication, materials, properties and applications of microstructured polymer optical fibers are reviewed. Microstructured polymer optical fibers formed the basis of extensive work on the physics of microstructured fibers, and an outline of the contribution to the wider field of microstructured fibers is also presented.
Alexander Argyros
exaly   +2 more sources

Sensitivity of Birefringent Microstructured Polymer Optical Fiber to Hydrostatic Pressure

IEEE Photonics Technology Letters, 2013
We present a PMMA birefringent fiber with enhanced polarimetric sensitivity to hydrostatic pressure, obtained by enlarging selected holes in the microstructured cladding. The fiber shows a linear response to pressure with small hysteresis in the pressure range up to 8.5 MPa and the sensitivity of 48 rad/MPa·m at 600 nm.
Wacław Urbanczyk   +2 more
exaly   +3 more sources

Direct Writing of Fiber Bragg Grating in Microstructured Polymer Optical Fiber

IEEE Photonics Technology Letters, 2012
We report point-by-point laser direct writing of a 1520-nm fiber Bragg grating in a microstructured polymer optical fiber (mPOF). The mPOF is specially designed such that the microstructure does not obstruct the writing beam when properly aligned. A fourth-order grating is inscribed in the mPOF with only a 2.5-s writing time.
Alessio Stefani   +2 more
exaly   +2 more sources

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