In-situ Overhauser-enhanced nuclear magnetic resonance at less than 1 μT using an atomic magnetometer.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of magnetic resonance"
DOI: 10.1016/j.jmr.2019.02.001
Abstract: The development of atomic magnetometers has led to nuclear magnetic resonance (NMR) in zero and ultralow magnetic fields without using cryogenic sensors. However, in-situ detection, meaning that a sample locates in the detection space beside… read more here.
Keywords: nuclear magnetic; resonance; situ overhauser; magnetic resonance ... See more keywords
A method for measuring the spin polarization of 129Xe by using an atomic magnetometer
Sign Up to like & getrecommendations! Published in 2017 at "AIP Advances"
DOI: 10.1063/1.4998732
Abstract: We propose a method for the precise determination of nuclear spin polarization, based on the atomic magnetometers, which employs the effective magnetic field produced by the spin polarization of 129Xe nuclei. This effective magnetic field… read more here.
Keywords: polarization; magnetic field; polarization 129xe; atomic magnetometer ... See more keywords
Atomic magnetometer with microfabricated vapor cells based on coherent population trapping* * Project supported by the National Natural Science Foundation of China (Grant No. 61473166).
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Physics B"
DOI: 10.1088/1674-1056/abc2b9
Abstract: An atomic magnetometer based on coherent population trapping (CPT) resonances in microfabricated vapor cells is demonstrated. Fabricated by the micro-electro-mechanical-system (MEMS) technology, the cells are filled with Rb and Ne at a controlled pressure. An… read more here.
Keywords: vapor cells; based coherent; magnetometer; microfabricated vapor ... See more keywords
Femtotesla Atomic Magnetometer Employing Diffusion Optical Pumping to Search for Exotic Spin-Dependent Interactions.
Sign Up to like & getrecommendations! Published in 2023 at "Physical review letters"
DOI: 10.1103/physrevlett.130.143201
Abstract: Searching for beyond-the-standard-model interactions has been of interest in quantum sensing. Here, we demonstrate a method, both theoretically and experimentally, to search for the spin- and velocity-dependent interaction with an atomic magnetometer at the centimeter… read more here.
Keywords: magnetometer; optical pumping; atomic magnetometer; femtotesla atomic ... See more keywords
Single-beam double-pass miniaturized atomic magnetometer for biomagnetic imaging systems
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2023.3271201
Abstract: Miniaturized atomic magnetometers, particularly spin-exchange relaxation-free atomic magnetometers, have been emerging in clinical imaging applications such magnetocardiography and magnetoencephalography. Miniaturization, portability, and low cost are primary development targets for bio-magnetic imaging technologies, as well as… read more here.
Keywords: miniaturized atomic; atomic magnetometer; single beam; atomic magnetometers ... See more keywords
Rapid Electromagnetic Induction Imaging With an Optically Raster-Scanned Atomic Magnetometer
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2023.3261906
Abstract: We present an apparatus to overcome the limitations of mechanical raster scanning in electromagnetic induction imaging (EMI) techniques by instead performing a 2-D optical raster scan within the vapor cell of a radio frequency atomic… read more here.
Keywords: cell; atomic magnetometer; electromagnetic induction; raster ... See more keywords
Single beam Cs-Ne SERF atomic magnetometer with the laser power differential method.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.450571
Abstract: We describe a single beam compact spin exchange relaxation free (SERF) magnetometer whose configuration is simple and compatible with the silicon-glass bonding micro-machining method. Due to the small size of the vapor cell utilized in… read more here.
Keywords: magnetometer; atomic magnetometer; power; serf ... See more keywords
A high-sensitivity single-light-source triaxial atomic magnetometer with double-cell and orthogonally pumped structure.
Sign Up to like & getrecommendations! Published in 2023 at "Optics express"
DOI: 10.1364/oe.484984
Abstract: We first report a single-light-source orthogonally pumped triaxial atomic magnetometer with a double-cell structure. By using a beam splitter to equally allocate the pump beam, the proposed triaxial atomic magnetometer is responsive to magnetic fields… read more here.
Keywords: magnetometer; sensitivity; light source; atomic magnetometer ... See more keywords
Current sensor based on an atomic magnetometer for DC application
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Optics Letters"
DOI: 10.3788/col202018.031202
Abstract: A DC current sensor based on an optically pumped atomic magnetometer is proposed. It has a high linearity in a wide operation range, since the magnetometer measures the absolute magnitude of the magnetic field produced… read more here.
Keywords: current sensor; atomic magnetometer; sensor based; sensor ... See more keywords