Results 41 to 50 of about 4,076,651 (345)

Effect of thermal stress on the life of DC link capacitors for smart grid

open access: yesScientific Reports
Thermal stress is an important factor affecting the life of a DC link capacitor (DCLC). However, relevant studies on thermal stress mechanism directly influencing the lifetime of the capacitor are rarely reported.
Xiao-Wu Sun   +4 more
doaj   +1 more source

Removal Characteristics of Toxic Gas on Activated Carbon Fiber Based Paper Filter

open access: yes대한환경공학회지, 2020
Objectives: A paper filter was prepared by pitch based activated carbon fibers to investigate the removal efficiency of toxic gas. Also, changes in pore characteristics and mechanical properties according to the ratio of the adsorbent and the binder ...
Eunbyul Lee, Jonggu Kim, Byungtae Yoo
doaj   +1 more source

Design of Second-Order Multifunction Filter IC Based on Current Feedback Amplifiers With Independent Voltage Gain Control

open access: yesIEEE Access, 2022
This paper presents the integrated circuit (IC) design and implementation of the voltage-mode (VM) second-order gain-controlled multifunction filter (GMF), which consists of three current feedback amplifiers (CFAs), two grounded capacitors and four ...
Hua-Pin Chen   +4 more
doaj   +1 more source

ERBIN limits epithelial cell plasticity via suppression of TGF‐β signaling

open access: yesFEBS Letters, EarlyView.
In breast and lung cancer patients, low ERBIN expression correlates with poor clinical outcomes. Here, we show that ERBIN inhibits TGF‐β‐induced epithelial‐to‐mesenchymal transition in NMuMG breast and A549 lung adenocarcinoma cell lines. ERBIN suppresses TGF‐β/SMAD signaling and reduces TGF‐β‐induced ERK phosphorylation.
Chao Li   +3 more
wiley   +1 more source

Direct superior vena cava puncture for inferior vena cava filter retrieval

open access: yesDiagnostic and Interventional Radiology, 2023
Most inferior vena cava (IVC) filters are designed for retrieval from a superior approach. Retrieval becomes technically challenging when the central veins in the chest are occluded.
Ashwin Deshmukh   +3 more
doaj   +1 more source

Investigation of Surface Acoustic Wave Propagation Characteristics in New Multilayer Structure: SiO2/IDT/LiNbO3/Diamond/Si

open access: yesMicromachines, 2021
Surface acoustic wave (SAW) devices are widely used in many fields such as mobile communication, phased array radar, and wireless passive sensor systems.
Hanqiang Zhang, Hongliang Wang
doaj   +1 more source

Thermostable neutral metalloprotease from Geobacillus sp. EA1 does not share thermolysin's preference for substrates with leucine at the P1′ position

open access: yesFEBS Letters, EarlyView.
Knowing how proteases recognise preferred substrates facilitates matching proteases to applications. The S1′ pocket of protease EA1 directs cleavage to the N‐terminal side of hydrophobic residues, particularly leucine. The S1′ pocket of thermolysin differs from EA's at only one position (leucine in place of phenylalanine), which decreases cleavage ...
Grant R. Broomfield   +3 more
wiley   +1 more source

A Hybrid Visual-Based SLAM Architecture: Local Filter-Based SLAM with KeyFrame-Based Global Mapping

open access: yesSensors, 2021
This work presents a hybrid visual-based SLAM architecture that aims to take advantage of the strengths of each of the two main methodologies currently available for implementing visual-based SLAM systems, while at the same time minimizing some of their ...
Rodrigo Munguia   +3 more
doaj   +1 more source

C‐mannosylation promotes ADAMTS1 activation and secretion in human testicular germ cell tumor NEC8 cells

open access: yesFEBS Letters, EarlyView.
C‐mannosylation is a unique form of protein glycosylation. In this study, we demonstrated that ADAMTS1 is C‐mannosylated at Trp562 and Trp565 in human testicular germ cell tumor NEC8 cells. We found that C‐mannosylation of ADAMTS1 is essential for its secretion, processing, enzymatic activity, and ability to promote vasculogenic mimicry. These findings
Takato Kobayashi   +5 more
wiley   +1 more source

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