Results 131 to 140 of about 307,273 (315)

Investigation of abnormal thermoresponsive PVDF membranes on casting solution, membrane morphology and filtration performance

open access: yes, 2016
An interesting PVDF membrane with unusual thermoresponsive behavior was prepared by the incorporation of P(OEGMA-co-VTMOS). The P(OEGMA-co-VTMOS) copolymer was first in situ synthesized in a PVDF/triethyl phosphate (TEP) casting solution.
Wang, Yi   +6 more
core  

Shape Memory Microneedle to Prevent Risks of Reproductive Hormone Therapy by Switching Sustained to Burst Release Under a Single Transdermal Insertion

open access: yesAdvanced Functional Materials, EarlyView.
A shape‐memory microneedle system enables reproductive hormone therapy through a single transdermal insertion. The X‐shaped device sustains follicle‐stimulating hormone release for three days, and mild heating restores the O shape to trigger burst human chorionic gonadotropin release.
Sungwoo Cho   +8 more
wiley   +1 more source

A Long‐Lived Human Neurovascular PENTA Culture Model Captures Incomplete Vascular Repair and Glia‐Associated Signaling After Traumatic Brain Injury

open access: yesAdvanced Healthcare Materials, EarlyView.
A long‐lived, five‐cell‐type human neurovascular (PENTA) model recreates vascular disorganization and incomplete repair after traumatic brain injury (TBI). By integrating endothelial, glial, neuronal, and immune components within a 3D scaffold, the platform enables time‐resolved analysis of neurovascular remodeling and provides a human‐relevant system ...
Daniel S. Hinrichsen   +6 more
wiley   +1 more source

Temperature dependence of working characteristics of piezoelectric sensors based on polyvinylidene fluoride

open access: yesТехнологія та конструювання в електронній апаратурі, 2011
It has been found that the piezoelectric sensors produced on the basis of electrified films of polyvinylidene fluoride (PVDF) work reliably in the temperature range from –20°C to +80°C.
T. A. Revenyuk, S. N. Fedosov
doaj  

????????? SiO2 ?????? ????????? ????????? PVDF ????????? ?????? ??????

open access: yes, 2017
??? ??????????????? PVDF ???????????? ????????? ???????????? ??????????????? ?????? ????????? SiO2 ?????? ????????? ????????? ???????????????, ???????????? ?????? ????????? ??????????????? ????????? ?????? ??? ??????????????? ??????. ????????? ?????? ????
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core  

Organic Ionic Plastic Crystal/PVDF Composites Prepared by Solution Casting

open access: yes
Solid-state electrolytes have been considered as a promising candidate to address the safety issues for next-generation lithium batteries. Organic ionic plastic crystals (OIPCs) are attracting increasing interest as solid electrolyte materials due to ...
Dominic, Rochefort, Yanyu, Wang
core   +1 more source

Multidimensional Cellular Micro‐Compartments to Model Invasive Lobular Carcinoma Dormancy

open access: yesAdvanced Healthcare Materials, EarlyView.
Invasive lobular carcinoma (ILC) is an understudied subtype of breast cancer that is susceptible to late recurrences. In this study, micro‐compartmentalization techniques spanning multiple dimensions, including 2D, pseudo‐3D, and 3D, are integrated to uncover the mechanisms underlying ILC dormancy, revealing the central role of p27Kip1.
Xilal Y. Rima   +15 more
wiley   +1 more source

PVDF压电薄膜在应力波测量中的应用

open access: yes, 2004
综合介绍了PVDF压力传感器的测试原理、动态标定实验,并采用定制的PVDF压力传感器测量了不同类型分层介质在冲击载荷作用下的压力衰减 ...
赵红平, 叶琳, 陆中琪
core  

Broadband Ultrasonic Location Systems for Improved Indoor Positioning [PDF]

open access: yes, 2006
Ultrasonic location systems are a popular solution for the provision of fine-grained indoor positioning data. Applications include enhanced routing for wireless networks, computer-aided navigation, and location-sensitive device behavior. However, current
Mike Hazas   +3 more
core  

Functional Blood‐Brain Barrier Crossing by Biomimetic M13 Phage Vectors for Targeted Neuronal Delivery

open access: yesAdvanced Healthcare Materials, EarlyView.
This study investigates the M13 bacteriophage as a biomimetic nanovector capable of crossing in vitro models of the blood–brain barrier. By exploiting peculiar transcellular pathways, M13 avoids lysosomal degradation and preserves its structural integrity and functionality.
Silvia Vercellino   +12 more
wiley   +1 more source

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