Results 191 to 200 of about 43,865 (324)

Pickin' up good vibrations: a systematic review of footfall detection and analysis in the realm of wildlife surveying

open access: yesWildlife Biology, EarlyView.
Exploration of new wildlife surveying methodologies that leverage advances in sensor technology and machine learning has led to tentative research into the application of seismology techniques. This, most commonly, involves the deployment of a footfall trap – a seismic sensor and data logger customised for wildlife footfall.
Benjamin J. Blackledge   +4 more
wiley   +1 more source

Ultrabroadband on-chip photonics for full-spectrum wireless communications. [PDF]

open access: yesNature
Tao Z   +12 more
europepmc   +1 more source

Precise spatial tuning of visually driven alpha oscillations in human visual cortex. [PDF]

open access: yesElife
Yuasa K   +12 more
europepmc   +1 more source

Low‐Frequency Oscillation Suppression of FDR Time‐Domain Diagnostic Waveforms for Cable Defects Based on Splicing Technology

open access: yesHigh Voltage, EarlyView.
ABSTRACT A time domain pulse (TDP) based on the frequency domain reflectometry (FDR) method can be used to diagnose the insulation state of cable defects. However, because of the limitations of the FDR test instrument, the lack of a reflection coefficient spectrum (RCS) in the low‐frequency band (LFB) can result in low frequency oscillation in the time
Jingtao Huang   +6 more
wiley   +1 more source

Research on Ultra‐Wideband Pulse Current Method for DC Partial Discharge Measurement

open access: yesHigh Voltage, EarlyView.
ABSTRACT The conventional pulse current method is commonly used in AC or DC withstand voltage tests with partial discharge (PD) monitoring. Because of its relatively narrow measurement bandwidth, this method tends to ignore critical information in PD waveforms, making it difficult to eliminate pulse‐type interference under DC voltage conditions, where ...
Kaining Hou   +4 more
wiley   +1 more source

Uncooled, broadband terahertz bolometers using SOI MEMS beam resonators with piezoresistive readout. [PDF]

open access: yesMicrosyst Nanoeng
Zhang Y   +8 more
europepmc   +1 more source

Pressure Pulses Generated by Wire‐Guided Discharges in Water

open access: yesHigh Voltage, EarlyView.
ABSTRACT The hydrodynamic characteristics of underwater wire‐guided discharges and their relationships with the wire length and pulsed circuit parameters are not fully understood. In this paper wire‐guided discharges using wires of length 3, 5 and 7 cm and diameter of 0.05 mm have been investigated. The energy available to the discharges was 162.3 J at
Yifan Chai   +3 more
wiley   +1 more source

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