Results 51 to 60 of about 118,732,585 (288)

Underwater Single-Photon Lidar Equipped with High-Sampling-Rate Multi-Channel Data Acquisition System

open access: yesRemote Sensing, 2023
Lidar has emerged as an important technology for the high-precision three-dimensional remote sensing of the ocean. While oceanic lidar has been widely deployed on various platforms, its underwater deployment is relatively limited, despite its ...
Zaifa Lin   +5 more
doaj   +1 more source

Optimizing photoactivation of PA‐mCherry for optical pooled CRISPR screens

open access: yesFEBS Open Bio, EarlyView.
Photoactivatable PA‐mCherry finds widespread use to optically tag individual cells. However, confocal 405 nm UV laser‐scanning (normal scan) is much less efficient than widefield UV illumination, limiting the use of PA‐mCherry on confocal instruments. We remedy this limitation by reporting that rapid and repeated confocal scanning with a low‐intensity,
Sravasti Mukherjee   +3 more
wiley   +1 more source

Exponential extended flash time-to-digital converter [PDF]

open access: yes, 2016
IEEE International Nordic-Mediterranean Workshop on Time-to-Digital Converters and Applications (NoMe - TDC 2016), Krakow, Poland, June, 2016The digital-to-time converter (DTC)-based all- digital phase locked loop (ADPLL) attracts more and more attention
Chen, Peng   +3 more
core   +1 more source

Time-to-Digital Converter Approach to Physical Attacks on Integrated Circuits

open access: yesElectrica
Shielding is an effective way of protecting the circuitry against physical attacks. Shields are metal structures that cover the top of a circuit. Measuring the delay on these shields allows detection of physical attacks.
Hasan Kaydırma   +2 more
doaj   +1 more source

Research of a carry chain TDC and its tap method

open access: yesDianzi Jishu Yingyong, 2022
A time to digital converter(TDC) is implemented using carry chains in Xilinx Kinex-7 FPGA. FPGA-TDC is calibrated bin-by-bin through the code density calibration method.
Li Haitao   +4 more
doaj   +1 more source

Treatment with KCL‐286, a first‐in‐class retinoic acid receptor‐β (RARβ) agonist, ameliorates neuronal DNA damage and inflammation in a mouse model of Alzheimer's disease

open access: yesFEBS Open Bio, EarlyView.
Repair of neuronal DNA damage in Alzheimer's disease by KCL‐286. (A) Amyloid‐β oligomers and plaques impair neuronal DNA repair pathways, leading to DNA double‐strand breaks and glial activation. (B) KCL‐286 activates RARβ/RXR signalling via retinoic acid response elements (RAREs), associated with increased BRCA1 expression, enhanced DNA repair and ...
Natasha Hill   +6 more
wiley   +1 more source

A Programmable Time Measurement Architecture for Embedded Memory Characterization

open access: yes, 2005
This paper describes a programmable time measurement architecture that facilitates memory characterization. We have created a novel standalone time measurement architecture that can measure rise time, fall time, pulse width and propagation delay time ...
Ross, Neil   +2 more
core   +1 more source

Evaluating the effect of γ‐oryzanol on MASLD pathology using a medaka fish model

open access: yesFEBS Open Bio, EarlyView.
This study explores a liver disease called MASLD, which is increasing worldwide and can lead to serious damage. Researchers used medaka fish instead of rodents to test a food compound, γ‐oryzanol. Fish fed this compound had less liver fat and healthier gut bacteria.
Yukako Ito   +7 more
wiley   +1 more source

A 19 ps Precision and 170 M Samples/s Time-to-Digital Converter Implemented in FPGA with Online Calibration

open access: yesApplied Sciences, 2022
This paper presents a 19 ps precision and 170 M samples/s time-to-digital converter (TDC) in FPGA. Through the direct count method and tapped delay line method, the coarse count and fine count can be extracted, respectively.
Mengdi Zhang   +3 more
doaj   +1 more source

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

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