Results 71 to 80 of about 976,606 (296)

Optimal Propeller design for future HALE UAV [PDF]

open access: yesScientific Technical Review, 2019
The main roles of unmanned air vehicles (UAVs) include: observation, surveillance, transportation, remote sensing and various security tasks. Improved, augmented type of UAVs are high-altitude long-endurance (HALE) aircraft capable and designed, as their
Svorcan Jelena   +3 more
doaj  

Single‐molecule DNA flow‐stretch assays for high‐throughput DNA–protein interaction studies

open access: yesFEBS Open Bio, EarlyView.
We describe an optimised single‐molecule DNA flow‐stretch assay that visualises DNA–protein interactions in real time. Linear DNA fragments are tethered to a surface and stretched by buffer flow for fluorescence imaging. Using λ and φX174 DNA, this protocol enhances reproducibility and accessibility, providing a versatile approach for studying diverse ...
Ayush Kumar Ganguli   +8 more
wiley   +1 more source

Is the Ne operation of the helium ion microscope suitable for electron backscatter diffraction sample preparation?

open access: yesBeilstein Journal of Nanotechnology, 2021
Electron backscatter diffraction (EBSD) is a powerful characterization technique which allows the study of microstructure, grain size, and orientation as well as strain of a crystallographic sample.
Annalena Wolff
doaj   +1 more source

Rapid screening of staphylokinase protein variants using an unpurified cell‐free expression system

open access: yesFEBS Open Bio, EarlyView.
An unpurified cell‐free protein synthesis (CFPS) platform enables rapid functional screening of staphylokinase variants. Direct plasminogen‐activation assays performed in microplate format provide real‐time activity readouts, allowing rapid identification and ranking of variants with improved or reduced fibrinolytic activity without protein ...
Maria Tomková   +3 more
wiley   +1 more source

Towards Effective COVID-19 Sentiment Analysis Using Bio-Inspired Feature Optimization

open access: yesJournal of Communications Software and Systems
Analyzing sentiments in social media content related to COVID-19 presents major challenges, especially given the sheer volume of data and the complexity of text features.
Mohamed Debbab   +4 more
doaj   +1 more source

Image Denoising with Modified Grey Wolf Optimizer

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2018
In this study, image denoising hasbeen realized with with the one of the recent Nature-Inspired optimizationalgorithms, Grey Wolf Optimizer(GWO). GWO is one of the recent most studiedcontinous optimization algorithm which performs better than the ...
Pakize Erdoğmuş, Hüseyin Avni Ardaç
doaj   +1 more source

Mass spectrometry based identification of AMP‐O‐Tris generated by Thermococcus onnurineus Cas10

open access: yesFEBS Open Bio, EarlyView.
Isolated Thermococcus onnurineus Cas10 generates the noncanonical ATP‐derived product AMP‐O‐Tris while in Tris‐containing buffer as identified via mass spectrometry, revealing relaxed nucleophile selectivity under isolated conditions. These findings suggest that multiprotein Csm complex assembly restricts Cas10 reactivity toward canonical cyclic ...
Su‐Jin Lee   +6 more
wiley   +1 more source

Early‐life high‐fat diet exposure increases Achilles tendon stiffness and induces transcriptomic alterations

open access: yesFEBS Open Bio, EarlyView.
Early‐life exposure to a high‐fat diet altered intact Achilles tendons in rat offspring, making them thinner, stiffer, and molecularly distinct even without injury. These findings suggest that developmental high‐fat diet exposure may impair tendon quality and increase susceptibility to mechanical overload or tendon injury later in life.
Heyong Yin   +3 more
wiley   +1 more source

Ga-Doped ZnO Microbelts Based Resistive-type Sensor for Detection of Acetylene Gas

open access: yes, 2023
Structural materials with shorter gas diffusion pathways, lower electrical resistance, and crystal size play a vital role in resistive-type gas sensors.
Peresi Majura Bulemo (4276627)
core   +1 more source

Optimized design of low inclination satellite orbit using interconnection of STK and MATLAB

open access: yesDianzi Jishu Yingyong
A design method of low inclination satellite orbit which aims at special latitude regions is proposed. Firstly, the character of low inclination satellite orbit is analyzed.
Zhao Wence, Shu Chuanhua, Wang Shengxi
doaj   +1 more source

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