Results 101 to 110 of about 95,680 (349)

Characteristics-Based Design of Generalized- Exponent Bandpass Filters

open access: yesIEEE Access
We develop characteristics-based filter design methods for certain related classes of IIR bandpass filters that have a peak including Generalized-Exponent Filters (GEFs) which are represented as second-order filters raised to non-unitary exponents.
Samiya A. Alkhairy
doaj   +1 more source

An edge-coupled magnetostatic bandpass filter

open access: yesNature Communications
This paper reports on the design, fabrication, and characterization of an edge-coupled magnetostatic forward volume wave bandpass filter. Using micromachining techniques, the filter is fabricated from a yttrium iron garnet (YIG) film grown on a gadolinium gallium garnet (GGG) substrate with inductive transducers.
Connor Devitt   +3 more
openaire   +4 more sources

Transmission enhancement through square coaxial apertures arrays in metallic film: when leaky modes filter infrared light

open access: yes, 2014
We consider arrays of square coaxial apertures in a gold layer and study their diffractive behavior in the far infrared region. These structures exhibit a resonant transmission enhancement that is used to design tunable bandpass filters.
Bedu, Frédéric   +8 more
core   +3 more sources

Discovery of H2 Receptor Antagonists as Colistin Enhancers by Targeting Acid Stress Response

open access: yesAdvanced Science, EarlyView.
This study identifies YqgB as a key target for restoring colistin susceptibility in mcr‐positive pathogens under acidic conditions by remodeling phospholipid composition and reducing LPS modification. Deep learning‐based screening reveals H2 receptor antagonists as novel colistin adjuvants. Further investigations indicate that ranitidine and famotidine
Jinju Cai   +7 more
wiley   +1 more source

Multimodal Optical Imaging and Modulation with Simultaneous Electrophysiology Through Smart Dura in Non‐Human Primates

open access: yesAdvanced Science, EarlyView.
This study demonstrates multimodal integration in non‐human primates, combining large‐scale, high‐density electrophysiology using Smart Dura with optical techniques such as multiphoton imaging (MPI), photothrombotic lesioning, optical coherence tomography angiography (OCTA), wide‐field intrinsic signal optical imaging (ISOI), and optogenetics.
Nari Hong   +10 more
wiley   +1 more source

An Investigation of the Cycle Extraction Properties of Several Bandpass Filters Used to Identify Business Cycles [PDF]

open access: yes, 2008
The purpose of this article is to investigate the ability of bandpass filters commonly used in economics to extract a known periodicity. The specific bandpass filters investigated include a Discrete Fourier Transform (DFT) filter, together with those ...
Foster, J., Hinich, M. V., Wild, P.
core  

Systematic Benchmarking of a Noise‐Tolerant Conductive Hydrogel Electrode for Epidermal Bioelectronics

open access: yesAdvanced Science, EarlyView.
General schematic of the approach. Abstract Conventional Silver/Silver Chloride (Ag/AgCl) electrodes remain the clinical standard for electrophysiological monitoring but are hindered by poor skin conformity, mechanical rigidity, and signal degradation, particularly under motion or sweat.
Nazmi Alsaafeen   +11 more
wiley   +1 more source

Universal Current-Conveyor-Based Current-Mode Filters with Single Input and Three Outputs

open access: yesActive and Passive Electronic Components, 1998
Universal active current-mode filters with single input and three outputs are presented. The proposed filters avoid the use of external feedback in any part of the circuit and use grounded resistors and grounded capacitors.
Muhammad Taher Abuelma'atti   +1 more
doaj   +1 more source

Filter Design and Performance Evaluation for Fingerprint Image Segmentation

open access: yes, 2015
Fingerprint recognition plays an important role in many commercial applications and is used by millions of people every day, e.g. for unlocking mobile phones.
Gottschlich, Carsten   +2 more
core   +2 more sources

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