Results 41 to 50 of about 3,526 (288)

A Carrier Signal Approach for Intermittent Fault Detection and Health Monitoring for Electronics Interconnections System [PDF]

open access: yes, 2015
: Intermittent faults are completely missed out by traditional monitoring and detection techniques due to non-stationary nature of signals. These are the incipient events of a precursor of permanent faults to come.
Ahmad, Syed Wakil   +3 more
core   +1 more source

Adaptable Tile‐Based Pneumatic Origami through Structurally Coupled Localized Actuation

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents tile‐based pneumatic origami structures with rigid tiles and flexible fabric creases, achieving adaptable properties including morphing shape, selective multistability, and tunable stiffness. Independently pressurized folding bladders at each crease enable structurally coupled localized actuation of origami structures.
Tiantian Li, Jonathan Luntz, Diann Brei
wiley   +1 more source

Mathematical model broadband fine wire electric vibrator

open access: yesФизика волновых процессов и радиотехнические системы, 2015
Considered one embodiment of constructing a mathematical model of the electric vibrator fine wire broadband based on the integral representations of the electromagnetic field. Have been resolved external and internal electromagnetic task.
V.A. Neganov, D.P. Tabakov, S.V. Morozov
doaj  

Process control of robotic tile laying based on position-based impedance and fuzzy-adaptive contact force control

open access: yesJournal of Intelligent Construction
Construction robots have garnered attention with the rapid development of construction automation. Such tiling robots can effectively improve the construction quality and efficiency.
Huixing Zhou   +3 more
doaj   +1 more source

Analog to Digital Converter-Patent [PDF]

open access: yes, 1966
Analog to digital converter for converting pulses to ...
Doong, H.
core   +1 more source

Efficient Process Development for Laser Powder Bed Fusion of a Soft‐Magnetic Metallic Glass Composite

open access: yesAdvanced Engineering Materials, EarlyView.
Iron‐based metallic glass alloys exhibit excellent soft‐magnetic properties, and unprecedented geometrical freedom in the design of soft‐magnetic metallic glass components is made possible by additive manufacturing. An efficient workflow for developing parameters for laser‐based powder bed fusion of a Fe‐based metallic glass alloy is presented along ...
Julia Löfstrand   +7 more
wiley   +1 more source

Determining distance to lightning strokes from a single station [PDF]

open access: yes, 1973
Electronic system can rapidly determine location of lightning strikes occurring within 30 km range. Longer distances are also determined, but with reduced accuracy.
Ruhnke, L. H.
core   +2 more sources

Measurement of mutual inductance from frequency dependence of impedance of AC coupled circuit using digital dual-phase lock-in amplifier

open access: yes, 2008
We present a simple method to determine the mutual inductance $M$ between two coils in a coupled AC circuit by using a digital dual-phase lock-in amplifier.
Abragam A.   +8 more
core   +1 more source

Examination of High-Torque Sandwich-Type Spherical Ultrasonic Motor Using with High-Power Multimode Annular Vibrating Stator [PDF]

open access: yes, 2018
Spherical ultrasonic motors (SUSMs) that can operate with multiple degrees of freedom (MDOF) using only a single stator have high holding torque and high torque at low speed, which makes reduction gearing unnecessary.
AOYAGI Manabu   +5 more
core   +2 more sources

Advancing Research on Biomaterials and Biological Materials with Scanning Electron Microscopy under Environmental and Low Vacuum Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
Herein, environmental scanning electron microscopy (ESEM) is discussed as a powerful extension of conventional SEM for life sciences. By combining high‐resolution imaging with variable pressure and humidity, ESEM allows the analysis of untreated biological materials, supports in situ monitoring of hydration‐driven changes, and advances the functional ...
Jendrian Riedel   +6 more
wiley   +1 more source

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