Results 101 to 110 of about 976,955 (294)

Composite Electrospun Fibers Containing Optimized B‐ and Cu‐Doped Bioactive Glass Sol‐Gel Particles for Potential Soft Tissue Engineering Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This article describes the preparation and characterization of poly(ε‐caprolactone) electrospun composite fibers incorporating sol‐gel‐derived bioactive glass particles doped with B and Cu. Scanning electron microscopy, energy‐dispersive X‐ray spectroscopy, Fourier‐transform infrared spectroscopy, contact angle, acellular bioactivity, mechanical and ...
Elisa Piatti   +5 more
wiley   +1 more source

Area-Efficient Decimation Filter with 50/60Hz Power-Line Noise Suppression for ΔΣ A/D Converters

open access: yesSICE Journal of Control, Measurement, and System Integration, 2017
This paper introduces a new digital filter utilizing a SINC filter used in ΔΣ A/D converters and featuring 50/60Hz power-line noise rejection.
Hideki Kuribayashi, Tetsuya Kajita
doaj   +1 more source

Methods of Forming Orthogonal Components of Input Signals for Relay Protection

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2019
The existing frequency digital filters for allocation of the fundamental frequency of a sine signal are considered and their advantages and disadvantages are noted. Preference is given to the combined digital filter.
F. A. Romaniuk   +2 more
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

Solution of nonlinear algebraic equations characteristic of filter circuits Summary technical report [PDF]

open access: yes
Digital computer program developed for solving nonlinear algebraic equations characteristic of filter ...
Schroeder, R. G.   +2 more
core   +1 more source

A method for reducing sampling jitter in digital control systems [PDF]

open access: yes, 1969
Digital phase lock loop system is designed by smoothing the proportional control with a low pass filter. This method does not significantly affect the loop dynamics when the smoothing filter bandwidth is wide compared to loop ...
Anderson, T. O.   +2 more
core   +1 more source

Design and Prototyping of Topology‐Optimized, Additively Manufactured Lightweight Components for Space Robotic Systems: A Case Study

open access: yesAdvanced Engineering Materials, EarlyView.
The results demonstrate a simulation‐driven workflow that applies LSB topology optimization with additive manufacturing constraints to mission‐specific load cases, integrating European Cooperation for Space Standardization compliant verification and manufacturability to develop structurally efficient rover suspension components.
Stelios K. Georgantzinos   +11 more
wiley   +1 more source

A comparison of methods for DPLL loop filter design [PDF]

open access: yes
Four design methodologies for loop filters for a class of digital phase-locked loops (DPLLs) are presented. The first design maps an optimum analog filter into the digital domain; the second approach designs a filter that minimizes in discrete time ...
Aguirre, S.   +3 more
core   +1 more source

NFDI MatWerk Ontology (MWO): A BFO‐Compliant Ontology for Research Data Management in Materials Science and Engineering

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the NFDI‐MatWerk Ontology (MWO), a Basic Formal Ontology‐based framework for interoperable research data management in materials science and engineering (MSE). Covering consortium structures, research data management resources, services, and instruments, MWO enables semantic integration, Findable, Accessible, Interoperable, and ...
Hossein Beygi Nasrabadi   +4 more
wiley   +1 more source

Design considerations for a filter bank based TVWS transceiver [PDF]

open access: yes, 2012
This paper discusses the design of a filter bank based transceiver capable of simultaneously up- or downconverting the entire TV white space (TVWS) frequency band.
Crockett, Louise Helen   +5 more
core  

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