Results 11 to 20 of about 202,952 (145)
Applied Sciences (Switzerland)High-precision magnetometers play a crucial role in ocean exploration, geophysical prospecting, and military and security applications. Installing them on human-occupied vehicle (HOV) platforms can greatly enhance ocean exploration capabilities and ...
Qisheng Zhang, Keyu Zhou, Qimao Zhang
exaly +4 more sources
High Sensitivity Optically Pumped Quantum Magnetometer [PDF]
The Scientific World Journal, 2013 Quantum magnetometers based on optical pumping can achieve sensitivity as high as what SQUID-based devices can attain. In this paper, we discuss the principle of operation and the optimal design of an optically pumped quantum magnetometer.
Valentina Tiporlini, Kamal Alameh
doaj +2 more sources
Optically Pumped Magnetometer Measuring Fatigue-Induced Damage in Steel
Applied Sciences, 2022 Uniaxial fatigue testing of micro-mechanical metallic specimens can provide valuable insight into damage formation. Magnetic and piezomagnetic testing are commonly used for qualitative characterization of damage in ferromagnetic specimens.
Peter A. Koss +8 more
doaj +2 more sources
Frequency Response of Optically Pumped Magnetometer with Nonlinear Zeeman Effect
Applied Sciences, 2020 Optically pumped alkali atomic magnetometers based on measuring the Zeeman shifts of the atomic energy levels are widely used in many applications because of their low noise and cryogen-free operation.
Rui Zhang +4 more
doaj +2 more sources
A project for a new alkali vapour magnetometer, optically pumped by a diode laser
Annals of Geophysics, 1998 We present here a project for the industrial development of a new magnetometer that is intended to achieve the highest performance in measuring geomagnetic field.
A. Donati +8 more
doaj +4 more sources
Research on the application of unmanned aerial vehicle aeromagnetic measurement based on rubidium optical pump magnetometer [PDF]
Scientific ReportsOptical Pumped Magnetometers (OPMs) have become key instruments in the field of precision magnetic field measurement due to their high accuracy, stability, and compact design.
Hanqi Zhou +10 more
doaj +2 more sources
Tracking the neurodevelopmental trajectory of beta band oscillations with optically pumped magnetometer-based magnetoencephalography [PDF]
eLifeNeural oscillations mediate the coordination of activity within and between brain networks, supporting cognition and behaviour. How these processes develop throughout childhood is not only an important neuroscientific question but could also shed light ...
Lukas Rier +12 more
doaj +2 more sources
High Sample Rate Optically Pumped Helium Magnetometer [PDF]
Journal of Optoelectronical Nanostructures, 2019 Optically pumped helium magnetometers are important instruments whichhave many applications in military, mass spectroscopy and space applications. In thispaper, the working principles of helium magnetometers have been explained.
Abdorreza Asrar +2 more
doaj +1 more source
Operation of an optical in-well-pumped vertical-external-cavity surface-emitting laser [PDF]
, 2006 We report the operation of an optical in-well-pumped vertical-external-cavity surface-emitting laser. The laser delivers 1 W at 855 nm and is pumped with a cost-effective fiber-coupled laser diode emitting at 806 nm.
Ferguson, Allister I. +5 more
core +4 more sources