Results 81 to 90 of about 1,475,822 (289)

β‐Catenin/c‐Myc Axis Modulates Autophagy Response to Different Ammonia Concentrations

open access: yesAdvanced Biology, Volume 9, Issue 3, March 2025.
Ammonia, detoxified by the liver into urea and glutamine, impacts autophagy differently at varying levels. Low ammonia activates autophagy via c‐Myc and β‐catenin, while high levels suppress it. Using Huh7 cells and Spf‐ash mice, c‐Myc's role in cytoprotective autophagy is revealed, offering insights into hyperammonemia and potential therapeutic ...
S. Sergio   +11 more
wiley   +1 more source

Channel Imbalances and Along-Track Baseline Estimation for the GF-3 Azimuth Multichannel Mode

open access: yesRemote Sensing, 2019
Azimuth multichannel (AMC) synthetic aperture radar (SAR), which contains multiple receiving antennas along the azimuth, can prevent the minimum antenna area constraint and provide high-resolution and wide-swath (HRWS) SAR images. Channel calibration and
Mingyang Shang   +4 more
doaj   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

A Review of Control Techniques for Imbalance-Induced Vibration in Magnetically Suspended Rotor Systems

open access: yesApplied Sciences
Magnetically suspended rotor systems are widely used in high-speed and precision applications, where mass imbalance-induced synchronous vibration remains a primary challenge affecting stability and control performance.
Xinyan Song   +5 more
doaj   +1 more source

Joint Estimation of IQ Imbalance and Channel Response for Wideband Communication Systems

open access: yes, 2007
Nowadays, a lot of effort is spent on developing inexpensive OFDM receivers. Especially, zero-IF receivers are very appealing, because they avoid costly IF filters.
張庭綱, Chang, Ting-Kang
core  

Mitigating Class Imbalance in Time Series Classification via Generative Modeling [PDF]

open access: yes
Most classification techniques assume a uniform distribution of training data classes. However, well-balanced data is rare, with infrequent events often being the most valuable.
Chen, Yang
core   +1 more source

What Do Large Language Models Know About Materials?

open access: yesAdvanced Engineering Materials, EarlyView.
If large language models (LLMs) are to be used inside the material discovery and engineering process, they must be benchmarked for the accurateness of intrinsic material knowledge. The current work introduces 1) a reasoning process through the processing–structure–property–performance chain and 2) a tool for benchmarking knowledge of LLMs concerning ...
Adrian Ehrenhofer   +2 more
wiley   +1 more source

Channel stabilization publications available in Corps of Engineers offices

open access: yes, 2020
TECHNICAL REPORT NO. 4 CHANNEL STABILIZATION PUBLICATIONS AVAILABLE IN CORPS OF ENGINEERS OFFICES i¡01 lOi LfU U-U 00 101 ¡DE November 1966 Committee on Channel Stabilization CORPS OF ENGINEERS, U. S.
United States. Army. Corps of Engineers. Committee on Channel Stabilization
core  

Iterative channel equalization, channel decoding and source decoding

open access: yes, 2005
The performance of soft source decoding is evaluated over dispersive AWGN channels. By employing source codes having error-correcting capabilities, such as Reversible Variable-Length Codes (RVLCs) and Variable-Length Error-Correcting (VLEC) codes, the ...
Wang, J., Yang, L-L., Hanzo, L.
core   +1 more source

Low‐Temperature Imidization of Polyimides (PI) for Scalable Manufacturing of Flexible Wearable Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐temperature imidization of PEG‐modified polyimide enables fully screen‐printed, roll‐to‐roll fabrication of flexible electrodes on PET substrates, delivering robust mechanical durability and reliable ECG/EMG signal performance for wearable electronics.
Akib Abdullah Khan, Jong‐Hoon Kim
wiley   +1 more source

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