Results 81 to 90 of about 1,990,834 (349)

Power Stroke Angular Velocity Profiles of Archaeal A-ATP Synthase Versus Thermophilic and Mesophilic F-ATP Synthase Molecular Motors*

open access: yesJournal of Biological Chemistry, 2016
The angular velocities of ATPase-dependent power strokes as a function of the rotational position for the A-type molecular motor A3B3DF, from the Methanosarcina mazei Gö1 A-ATP synthase, and the thermophilic motor α3β3γ, from Geobacillus ...
Hendrik Sielaff   +5 more
semanticscholar   +1 more source

Rheocasting versus Die Casting: An Insight into the Low‐Cycle Fatigue Behavior of AlSi7Mg0.6

open access: yesAdvanced Engineering Materials, EarlyView.
The study compares rheocast lightweight components with high‐pressure die cast materials regarding microstructure and fatigue behavior. Rheocast process offers higher efficiency due to lower casting temperatures. Despite some microstructural differences, both processes show similar strengths (yield strength 125 MPa, tensile strength 240 MPa).
Julia Richter   +4 more
wiley   +1 more source

Sub-surface granular dynamics in the context of oblique, low-velocity impacts into angular granular media [PDF]

open access: green, 2022
Peter Miklavcic   +4 more
openalex   +2 more sources

On the direction of Coriolis force and the angular momentum conservation

open access: yesRevista Brasileira de Ensino de Física
This paper presents a qualitative analysis of the Coriolis force direction using the conservation of angular momentum and comparing it with quantitative calculation. In order to understand the implications of the theoretical expression for Coriolis force,
Eduardo Herrera, Sigrid Morett
doaj   +1 more source

Can Ti‐Based MXenes Serve as Solid Lubricants for Brake Applications? A Tribological Study

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the first implementation of Ti‐based MXenes materials in brake pad friction composite material. The resulting composite material exhibits a 48% reduction in the wear rate; alongside significant improvements are observed for thermal and mechanical properties.
Eslam Mahmoud   +7 more
wiley   +1 more source

Assessment of daily physical activities with sensors attached to the upper limbs in healthy adults using a manual wheelchair

open access: yesJournal of Physical Fitness and Sports Medicine, 2018
This study examined the energy expenditure (EE) of healthy adults during typical use of a manual wheelchair by attaching sensors to the subjects’ upper limbs.
Ryuji Takigawa   +4 more
doaj   +1 more source

Integrating rotation from angular velocity

open access: yesAdvances in Engineering Software, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Zupan, Eva, Saje, Miran
openaire   +4 more sources

Screen‐Printed Flexible Piezoelectric Force Sensor Array with Electromagnetic Interference Shielding

open access: yesAdvanced Engineering Materials, EarlyView.
This article introduces a flexible screen‐printed piezoelectric sensor array designed for low‐frequency healthcare applications such as tactile sensing and cardiovascular monitoring. The device integrates interface electronics enabling the simultaneous acquisition of up to 128 signals, along with flexible EMI shielding that significantly reduces noise ...
Joseph Faudou   +6 more
wiley   +1 more source

Optimal Sculling Velocity Algorithms for the Gyros With Angular Rate Output

open access: yesIEEE Access, 2018
With the advance of gyro technology, modern gyros have two output types: angular rate or integrated angular rate. However, the conventional sculling velocity algorithms usually still adopt integrated angular rate/specific-force increments as algorithm ...
Lei Huang, Fei Xie, Kai Feng
doaj   +1 more source

Thermoelectric Modules Incorporating MgAgSb and Mg3(Sb,Bi)2 Synthesized Using a Melting Method

open access: yesAdvanced Engineering Materials, EarlyView.
A scalable synthesis method for a thermoelectric material of MgAgSb is established. A thermoelectric power module of MgAgSb/Mg3(Sb,Bi)2 is fabricated, showing the conversion efficiency of 7.4% at ΔT = 315 K. The performance is comparable to conventional Bi2Te3 modules when they are operated with an air‐cooled heat exchanger.
Kazuo Nagase   +8 more
wiley   +1 more source

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