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Find link is a tool written by Edward Betts.searching for Lock-in amplifier 13 found (52 total)
alternate case: lock-in amplifier
Scanning joule expansion microscopy
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and the frequency characteristics of the cantilever arrangement. A lock-in amplifier is specially tuned to the Joule heating frequency for detecting onlyDiazenylium (1,553 words) [view diff] exact match in snippet view article find links to article
molecules, to be shifted back and forth in frequency space, so a lock-in amplifier could be used to observe the spectra of just the ions in the dischargeVibrating-sample magnetometer (844 words) [view diff] case mismatch in snippet view article find links to article
system Calibrate the system Optimize the system for M Calibrate the Lock-In Amplifier Take measurements and record data Magnetic field must be strong enoughDouble-sideband suppressed-carrier transmission (1,269 words) [view diff] exact match in snippet view article find links to article
generation and demodulation instrument is described as side application of a commercial lock-in amplifier in Double-sideband Suppressed-carrier Modulation.Photothermal spectroscopy (1,120 words) [view diff] exact match in snippet view article find links to article
through a mechanical chopper or regulated with a function generator. A lock-in amplifier is then used to measure deflections found at the modulation frequencyOptical power meter (1,820 words) [view diff] no match in snippet view article find links to article
light chopping is synchronized with an appropriate synchronous (or "lock-in") amplifier, further sensitivity gains are achieved. In practice, such instrumentsElectrical impedance myography (2,523 words) [view diff] exact match in snippet view article find links to article
muscles. A suitable impedance analyzer can also be custom built using a lock-in amplifier to produce the signal and a low-capacitance probe, such as the TektronixScanning tunneling spectroscopy (3,643 words) [view diff] exact match in snippet view article find links to article
The A.C. component of the tunneling current is recorded using a lock-in amplifier, and the component in-phase with the tip-sample bias modulation givesAtomic clock (12,145 words) [view diff] exact match in snippet view article find links to article
S.; Parikh, K. S.; Bandi, Thejesh N. (1 December 2021). "Digital lock-in amplifier for space rubidium atomic clock". Review of Scientific InstrumentsFocal molography (1,351 words) [view diff] case mismatch in snippet view article find links to article
by Optical Diffraction—Part I. The Concept of a Spatial Affinity Lock-in Amplifier". Sensors. 21 (2): 469. Bibcode:2021Senso..21..469F. doi:10.3390/s21020469Magnetic circular dichroism (4,686 words) [view diff] no match in snippet view article find links to article
corresponds to the modulation frequency, ω. This voltage is detected by the lock in amplifier, which receives its reference frequency, ω, directly from the PEMBimodal atomic force microscopy (3,234 words) [view diff] exact match in snippet view article find links to article
and the changes of its amplitude and phase shift are tracked by a lock-in amplifier. The main feedback loop keeps constant the amplitude, at a certainDevelopmental bioelectricity (17,264 words) [view diff] exact match in snippet view article find links to article
difference at the frequency of the vibration, efficiently filtered by a lock-in amplifier that boosts probe's sensitivity. The vibrating ion-selective microelectrode