All-Optical Magnetometric Sensor for Magnetoencephalography and Ultralow Field Tomography
A variant of the scheme of a magnetometric sensor based on cesium atomic vapor is proposed and experimentally investigated. The sensor uses magnetic resonance excitation by modulated light of an hyperfine optical pumping that is transverse to the magnetic field. It is shown that, for a cell with a v...
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Veröffentlicht in: | Technical physics letters 2020-09, Vol.46 (9), p.877-880 |
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creator | Vershovskii, A. K. Pazgalev, A. S. Petrenko, M. V. |
description | A variant of the scheme of a magnetometric sensor based on cesium atomic vapor is proposed and experimentally investigated. The sensor uses magnetic resonance excitation by modulated light of an hyperfine optical pumping that is transverse to the magnetic field. It is shown that, for a cell with a volume of 0.125 cm
3
, the variational sensitivity of such a scheme, estimated from the ratio of the steepness of the signal in the center of the magnetic resonance to the shot noise of the detecting radiation, reaches a level of |
doi_str_mv | 10.1134/S1063785020090126 |
format | Article |
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3
, the variational sensitivity of such a scheme, estimated from the ratio of the steepness of the signal in the center of the magnetic resonance to the shot noise of the detecting radiation, reaches a level of <10 fT/Hz
1/2
in the frequency band width of the order of 850 Hz. The sensor, which does not emit radio frequency fields, is designed for use in magnetoencephalographic complexes. Possible ways to improve the performance of the scheme for detecting relatively fast (~4.2 kHz in a field of 0.1 mT) signals of the precession of proton magnetic moments in promising ultra-weak field tomography schemes are considered.</description><identifier>ISSN: 1063-7850</identifier><identifier>EISSN: 1090-6533</identifier><identifier>DOI: 10.1134/S1063785020090126</identifier><language>eng</language><publisher>Moscow: Pleiades Publishing</publisher><subject>Cesium ; Classical and Continuum Physics ; Frequencies ; Magnetic moments ; Magnetic resonance ; Magnetoencephalography ; Optical pumping ; Physical Sciences ; Physics ; Physics and Astronomy ; Physics, Applied ; Science & Technology ; Sensors ; Shot noise ; Slopes ; Tomography</subject><ispartof>Technical physics letters, 2020-09, Vol.46 (9), p.877-880</ispartof><rights>Pleiades Publishing, Ltd. 2020</rights><rights>Pleiades Publishing, Ltd. 2020.</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>true</woscitedreferencessubscribed><woscitedreferencescount>8</woscitedreferencescount><woscitedreferencesoriginalsourcerecordid>wos000576572100012</woscitedreferencesoriginalsourcerecordid><citedby>FETCH-LOGICAL-c316t-62078804032a4b7f9e584dac607c4d8bfa322ca9d972046b8e9cdd847fc7a9ae3</citedby><cites>FETCH-LOGICAL-c316t-62078804032a4b7f9e584dac607c4d8bfa322ca9d972046b8e9cdd847fc7a9ae3</cites><orcidid>0000-0002-4634-3952 ; 0000-0002-9740-1104</orcidid></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://link.springer.com/content/pdf/10.1134/S1063785020090126$$EPDF$$P50$$Gspringer$$H</linktopdf><linktohtml>$$Uhttps://link.springer.com/10.1134/S1063785020090126$$EHTML$$P50$$Gspringer$$H</linktohtml><link.rule.ids>315,781,785,27929,27930,28253,41493,42562,51324</link.rule.ids></links><search><creatorcontrib>Vershovskii, A. K.</creatorcontrib><creatorcontrib>Pazgalev, A. S.</creatorcontrib><creatorcontrib>Petrenko, M. V.</creatorcontrib><title>All-Optical Magnetometric Sensor for Magnetoencephalography and Ultralow Field Tomography</title><title>Technical physics letters</title><addtitle>Tech. Phys. Lett</addtitle><addtitle>TECH PHYS LETT</addtitle><description>A variant of the scheme of a magnetometric sensor based on cesium atomic vapor is proposed and experimentally investigated. The sensor uses magnetic resonance excitation by modulated light of an hyperfine optical pumping that is transverse to the magnetic field. It is shown that, for a cell with a volume of 0.125 cm
3
, the variational sensitivity of such a scheme, estimated from the ratio of the steepness of the signal in the center of the magnetic resonance to the shot noise of the detecting radiation, reaches a level of <10 fT/Hz
1/2
in the frequency band width of the order of 850 Hz. The sensor, which does not emit radio frequency fields, is designed for use in magnetoencephalographic complexes. Possible ways to improve the performance of the scheme for detecting relatively fast (~4.2 kHz in a field of 0.1 mT) signals of the precession of proton magnetic moments in promising ultra-weak field tomography schemes are considered.</description><subject>Cesium</subject><subject>Classical and Continuum Physics</subject><subject>Frequencies</subject><subject>Magnetic moments</subject><subject>Magnetic resonance</subject><subject>Magnetoencephalography</subject><subject>Optical pumping</subject><subject>Physical Sciences</subject><subject>Physics</subject><subject>Physics and Astronomy</subject><subject>Physics, Applied</subject><subject>Science & Technology</subject><subject>Sensors</subject><subject>Shot noise</subject><subject>Slopes</subject><subject>Tomography</subject><issn>1063-7850</issn><issn>1090-6533</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2020</creationdate><recordtype>article</recordtype><sourceid>AOWDO</sourceid><recordid>eNqNUE1LAzEUDKJgrf4AbwseZTVfm49jKVYFpYe2B09LNpttt2w3a5JS-u_NskUPInh4vCEz817eAHCL4ANChD4uEGSEiwxiCCVEmJ2BEYooZRkh5z1mJO35S3Dl_RZCKHAmR-Bj0jTpvAu1Vk3yrtatCXZngqt1sjCtty6pYp0I02rTbVRj1051m2Oi2jJZNcHFl0Myq01TJku7O7HX4KJSjTc3pz4Gq9nTcvqSvs2fX6eTt1QTxELKMORCQAoJVrTglTSZoKXSDHJNS1FUimCslSwlx5CyQhipy1JQXmmupDJkDO6GuZ2zn3vjQ761e9fGlTmmGSRxPJNRhQaVdtZ7Z6q8c_VOuWOOYN4nmP9KMHrE4DmYwlZe1_39374YYcZZxjGKCOFpHVSobTu1-zZE6_3_rVGNB7WPinZt3M8Jf__uC499k54</recordid><startdate>20200901</startdate><enddate>20200901</enddate><creator>Vershovskii, A. K.</creator><creator>Pazgalev, A. S.</creator><creator>Petrenko, M. V.</creator><general>Pleiades Publishing</general><general>Springer Nature</general><general>Springer Nature B.V</general><scope>AOWDO</scope><scope>BLEPL</scope><scope>DTL</scope><scope>AAYXX</scope><scope>CITATION</scope><orcidid>https://orcid.org/0000-0002-4634-3952</orcidid><orcidid>https://orcid.org/0000-0002-9740-1104</orcidid></search><sort><creationdate>20200901</creationdate><title>All-Optical Magnetometric Sensor for Magnetoencephalography and Ultralow Field Tomography</title><author>Vershovskii, A. K. ; Pazgalev, A. S. ; Petrenko, M. V.</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c316t-62078804032a4b7f9e584dac607c4d8bfa322ca9d972046b8e9cdd847fc7a9ae3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2020</creationdate><topic>Cesium</topic><topic>Classical and Continuum Physics</topic><topic>Frequencies</topic><topic>Magnetic moments</topic><topic>Magnetic resonance</topic><topic>Magnetoencephalography</topic><topic>Optical pumping</topic><topic>Physical Sciences</topic><topic>Physics</topic><topic>Physics and Astronomy</topic><topic>Physics, Applied</topic><topic>Science & Technology</topic><topic>Sensors</topic><topic>Shot noise</topic><topic>Slopes</topic><topic>Tomography</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Vershovskii, A. K.</creatorcontrib><creatorcontrib>Pazgalev, A. S.</creatorcontrib><creatorcontrib>Petrenko, M. V.</creatorcontrib><collection>Web of Science - Science Citation Index Expanded - 2020</collection><collection>Web of Science Core Collection</collection><collection>Science Citation Index Expanded</collection><collection>CrossRef</collection><jtitle>Technical physics letters</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Vershovskii, A. K.</au><au>Pazgalev, A. S.</au><au>Petrenko, M. V.</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>All-Optical Magnetometric Sensor for Magnetoencephalography and Ultralow Field Tomography</atitle><jtitle>Technical physics letters</jtitle><stitle>Tech. Phys. Lett</stitle><stitle>TECH PHYS LETT</stitle><date>2020-09-01</date><risdate>2020</risdate><volume>46</volume><issue>9</issue><spage>877</spage><epage>880</epage><pages>877-880</pages><issn>1063-7850</issn><eissn>1090-6533</eissn><abstract>A variant of the scheme of a magnetometric sensor based on cesium atomic vapor is proposed and experimentally investigated. The sensor uses magnetic resonance excitation by modulated light of an hyperfine optical pumping that is transverse to the magnetic field. It is shown that, for a cell with a volume of 0.125 cm
3
, the variational sensitivity of such a scheme, estimated from the ratio of the steepness of the signal in the center of the magnetic resonance to the shot noise of the detecting radiation, reaches a level of <10 fT/Hz
1/2
in the frequency band width of the order of 850 Hz. The sensor, which does not emit radio frequency fields, is designed for use in magnetoencephalographic complexes. Possible ways to improve the performance of the scheme for detecting relatively fast (~4.2 kHz in a field of 0.1 mT) signals of the precession of proton magnetic moments in promising ultra-weak field tomography schemes are considered.</abstract><cop>Moscow</cop><pub>Pleiades Publishing</pub><doi>10.1134/S1063785020090126</doi><tpages>4</tpages><orcidid>https://orcid.org/0000-0002-4634-3952</orcidid><orcidid>https://orcid.org/0000-0002-9740-1104</orcidid></addata></record> |
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subjects | Cesium Classical and Continuum Physics Frequencies Magnetic moments Magnetic resonance Magnetoencephalography Optical pumping Physical Sciences Physics Physics and Astronomy Physics, Applied Science & Technology Sensors Shot noise Slopes Tomography |
title | All-Optical Magnetometric Sensor for Magnetoencephalography and Ultralow Field Tomography |
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