Results 131 to 140 of about 424,387 (308)

THE CONNECTION BETWEEN RESOURCES AND ALLOCATIONS. THE BEHAVIOUR OF PUBLIC CENTRAL ADMINISTRATION: THE ROUMANIAN CASE [PDF]

open access: yes
The aim of this paper is to emphasize how the correlations between public resources flows and their allocations are manifesting. The results obtained suggest the existence of some “fast” adjustment processes between them, inducted by the intrinsic ...
Bogdan Dima   +3 more
core  

Enhanced earthing performance by improved design and grounding material properties [PDF]

open access: yes, 2018
An enhance ground electrode (E.G.E.) is a portable grounding system that acts as an additional grounding system, designed for zero potential reference points. The E.G.E could eliminate the increasing of resistance in grounding conductor as it placed next
Mohd Hasni, Nur Alyaa
core  

Power-Laws in Nonlinear Granular Chain under Gravity

open access: yes, 1999
The signal generated by a weak impulse propagates in an oscillatory way and dispersively in a gravitationally compacted granular chain. For the power-law type contact force, we show analytically that the type of dispersion follows power-laws in depth ...
A. N. Lazaridi   +22 more
core   +2 more sources

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

An Experimental High‐Throughput Approach for the Screening of Hard Magnet Materials

open access: yesAdvanced Engineering Materials, EarlyView.
An entire workflow for the high‐throughput characterization and analysis of compositionally graded magnetic films is presented. Characterization protocols, data management tools and data analysis approaches are illustrated with test case Sm(Fe, V)12 based films.
William Rigaut   +16 more
wiley   +1 more source

Sensitivity of caloric test and video head impulse as screening test for chronic vestibular complaints

open access: yesClinics
OBJECTIVE: This study compared the results of the caloric test with those of the video head impulse test obtained during the same session and evaluated whether the former can be used to screen for non-acute vestibular dysfunction.
Raquel Mezzalira   +4 more
doaj   +1 more source

Neutronics analysis of an open-cycle high-impulse gas core reactor concept [PDF]

open access: yes
A procedure was developed to calculate the critical fuel mass, including the effects of propellant pressure, for coaxial-flow gas-core reactors operating at 196,600 newtons thrust and 4400 seconds specific impulse.
Whitmarsh, C. L., Jr.
core   +1 more source

Printed Integrated Logic Circuits Based on Chitosan‐Gated Organic Transistors for Future Edible Systems

open access: yesAdvanced Functional Materials, EarlyView.
Edible electronics needs integrated logic circuits for computation and control. This work presents a potentially edible printed chitosan‐gated transistor with a design optimized for integration in circuits. Its implementation in integrated logic gates and circuits operating at low voltage (0.7 V) is demonstrated, as well as the compatibility with an ...
Giulia Coco   +8 more
wiley   +1 more source

Experimental investigation of feedforward control schemes of a flexible robot manipulator system [PDF]

open access: yes, 2008
This paper presents experimental investigations into the applications of feedforward control schemes for vibration control of a flexible manipulator system. Feedforward control schemes based on input shaping and filtering techniques are to be examined. A
Ahmad, M. A., Ismail, Z. H., Mohamed, Z.
core  

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

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