Zobrazeno 1 - 10
of 287
pro vyhledávání: '"Ashraf Taha"'
Autor:
Faisal Nimri, Yervant Ichkhanian, Brianna Shinn, Thomas E. Kowalski, David E. Loren, Anand Kumar, Alexander Schlachterman, Alina Tantau, Martha Arevalo, Ashraf Taha, Omar Shamaa, Maria Chavarria Viales, Mouen A. Khashab, Stephen Simmer, Sumit Singla, Cyrus Piraka, Tobias E. Zuchelli
Publikováno v:
Endoscopy International Open, Vol 12, Iss 06, Pp E740-E749 (2024)
Externí odkaz:
https://doaj.org/article/1c66b9e31d0c471b9412e5d7fc9e0dca
Publikováno v:
Mathematics, Vol 12, Iss 19, p 3046 (2024)
Effects of the road, such as speed bumps, can significantly affect a car’s stability. This study focuses on how a quarter-car model is affected by a basic harmonic speed hump and how Cubic Negative Velocity Control (CNVC) is used to control the amp
Externí odkaz:
https://doaj.org/article/1fd6171975e8478bbde562fc7292d6ca
Publikováno v:
Symmetry, Vol 16, Iss 9, p 1143 (2024)
This article presents a novel approach to impact regulation of nonlinear vibrational responses in a beam flutter system subjected to harmonic excitation. This study introduces the use of a Nonlinear Integral Positive Position Feedback (NIPPF) control
Externí odkaz:
https://doaj.org/article/def54d222a3d46e3847e602dcfb5a7e3
Autor:
Yervant Ichkhanian, MD, Faisal Nimri, MD, Mohammad Faisal Salman, MD, Kevin Harris, MD, Ashraf Taha, MD, Hamna Fahad, MD, Tobias Zuchelli, MD
Publikováno v:
VideoGIE, Vol 8, Iss 10, Pp 410-415 (2023)
Externí odkaz:
https://doaj.org/article/ece17a11300c4330bf766d200975ef08
Publikováno v:
Applied Sciences, Vol 14, Iss 16, p 7215 (2024)
This study investigates the effectiveness of positive position feedback (PPF) in reducing vibration amplitudes in an electric vehicle generator, specifically at super harmonic resonance (SHR) with 1:1 Internal Resonance (IR). Here is a breakdown. Sim
Externí odkaz:
https://doaj.org/article/bf4618122a78426d84334ab516b80571
Publikováno v:
Computation, Vol 12, Iss 8, p 157 (2024)
The primary goal of this research is to lessen the high vibration that the model causes by using an appropriate vibration control. Thus, we begin by implementing various controller types to investigate their impact on the system’s reaction and eval
Externí odkaz:
https://doaj.org/article/ffd11e8130b94063b4458524e9a0037a
Autor:
Mark Obri, Yervant Ichkhanian, Patrick Brown, Mohamed Ramzi Almajed, Faisal Nimri, Ashraf Taha, Yasmine Agha, Michelle Jesse, Sumit Singla, Cyrus Piraka, Tobias E. Zuchelli
Publikováno v:
Endoscopy International Open, Vol 11, Iss 09, Pp E899-E907 (2023)
Externí odkaz:
https://doaj.org/article/e0cb1599fdd64a938bb5b79e1e354a1c
Autor:
Hany Bauomy, Ashraf Taha
Publikováno v:
Mathematical Biosciences and Engineering, Vol 19, Iss 4, Pp 3487-3508 (2022)
This paper studies the nonlinear vibrating behaviour of a nonlinear cantilever beam system (primary system) using a nonlinear absorber (the secondary system). The nonlinear vibrating behavior for the present dynamical system is considered with the ef
Externí odkaz:
https://doaj.org/article/52556585d8354a1484b97acccee4c607
Autor:
Ghada Mahmoud Abdelwahab, Amira Mira, Yuan-Bin Cheng, Tarek A Abdelaziz, Mohamed Farid I Lahloub, Ashraf Taha Khalil
Publikováno v:
PLoS ONE, Vol 16, Iss 9, p e0257071 (2021)
Aspergillus niger metabolites exhibited a wide range of biological properties including antioxidant and neuro-protective effects and some physical properties as green synthesis of silver nanoparticles AgNP. The present study presents a novel evidence
Externí odkaz:
https://doaj.org/article/23c2514fccbf46b89cae0a6baaf90c71
Publikováno v:
Measurement + Control, Vol 53 (2020)
This manuscript aims for improving the vibrational behaviors of a cantilever beam model through an intermediate lumped mass via offering a new control methodology to suppress for such high oscillations of the system. The equation of the considered ca
Externí odkaz:
https://doaj.org/article/101e70d7f2b1426d980e5d07325d5575