{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,29]],"date-time":"2026-09-29T03:58:08Z","timestamp":1790654288610,"version":"4.1.0"},"reference-count":26,"publisher":"Wiley","issue":"6","license":[{"start":{"date-parts":[[2026,7,26]],"date-time":"2026-07-26T00:00:00Z","timestamp":1785024000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,7,26]],"date-time":"2026-07-26T00:00:00Z","timestamp":1785024000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["62501399"],"award-info":[{"award-number":["62501399"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Magnetic Resonance in Med"],"published-print":{"date-parts":[[2026,12]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>Susceptibility\u2010induced  inhomogeneity at the posterior neck degrades spectral fat suppression in cervical spine MRI at 5\u2009T and above. We describe a flexible graphite\u2013silicone pad for passive  shimming and assess its effect on field homogeneity and fat\u2010suppressed imaging alongside the scanner's active shim.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Pads were fabricated by dispersing high\u2010purity graphite powder in a biocompatible silicone elastomer and casting the mixture in a 3D\u2010printed mold shaped to the posterior neck and head\u2013neck receive coil. Five graphite\u2010to\u2010silicone mass ratios (1.5:100 through 8:100) were screened in one volunteer on a 5\u2009T scanner using dual\u2010echo  mapping and fat\u2010suppressed \u2010 and \u2010weighted FSE. The selected ratio (4.5:100) was evaluated in five healthy volunteers under volume\u2010based active shimming, with and without the pad in randomized order.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>In the screening volunteer under Volume shimming, the 4.5:100 pad reduced the posterior\u2010neck field  from 0.740 to 0.458\u2009ppm, a 38% reduction at matched shim mode. Across the five validation subjects,  decreased in every case under Volume shimming, from  to  ppm (individual reductions 41%\u201355%). Residual hyperintense fat seen with the standard pad was no longer present on sagittal \u2010 or \u2010weighted images, and the improvement extended to the supraclavicular region on coronal \u2010weighted images.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>A flexible graphite\u2013silicone pad complements active shimming and improves spectral fat suppression in cervical spine MRI at 5\u2009T. Evaluation in patients and on EPI\u2010based sequences remains to be done.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/mrm.70535","type":"journal-article","created":{"date-parts":[[2026,7,27]],"date-time":"2026-07-27T05:43:40Z","timestamp":1785131020000},"page":"3002-3010","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["A Flexible Graphite\u2013Silicone Pad for Improved Fat Suppression in Cervical Spine\n                    <scp>MRI<\/scp>\n                    at 5\u2009T via Passive\n                    <scp>\n                      <i>B<\/i>\n                      <sub>0<\/sub>\n                    <\/scp>\n                    Shimming"],"prefix":"10.1002","volume":"96","author":[{"ORCID":"https:\/\/orcid.org\/0009-0002-1107-9503","authenticated-orcid":false,"given":"Yihan","family":"Yang","sequence":"first","affiliation":[{"name":"School of Biomedical Engineering &amp; State Key Laboratory of Advanced Medical Materials and Devices ShanghaiTech University  Shanghai China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ziyu","family":"Liu","sequence":"additional","affiliation":[{"name":"School of Biomedical Engineering &amp; State Key Laboratory of Advanced Medical Materials and Devices ShanghaiTech University  Shanghai China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2206-3072","authenticated-orcid":false,"given":"Haotian","family":"Hong","sequence":"additional","affiliation":[{"name":"School of Biomedical Engineering &amp; State Key Laboratory of Advanced Medical Materials and Devices ShanghaiTech University  Shanghai China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Weijun","family":"Zhang","sequence":"additional","affiliation":[{"name":"United Imaging Healthcare  Shanghai China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7289-2525","authenticated-orcid":false,"given":"Zhihua","family":"Ren","sequence":"additional","affiliation":[{"name":"School of Biomedical Engineering &amp; State Key Laboratory of Advanced Medical Materials and Devices ShanghaiTech University  Shanghai China"},{"name":"Shanghai Clinical Research and Trial Center  Shanghai China"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,7,26]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.neuroimage.2017.07.003"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.pnmrs.2018.06.001"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1118\/1.597854"},{"key":"e_1_2_9_5_1","unstructured":"L. G.Chiaray \u201cTissue Magnetic Susceptibility Matched Pyrolytic Graphite Foam for Improved MRI \u201d(2011) University of California Berkeley."},{"key":"e_1_2_9_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ab.2016.06.003"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1148\/radiographics.19.2.g99mr03373"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.2214\/ajr.158.2.1729800"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.1002\/mrm.30474"},{"key":"e_1_2_9_10_1","doi-asserted-by":"publisher","DOI":"10.1097\/BRS.0b013e3181557b92"},{"issue":"1","key":"e_1_2_9_11_1","article-title":"Imaging of Spinal Metastatic Disease","volume":"2011","author":"Shah L. M.","year":"2011","journal-title":"International Journal of Surgical Oncology"},{"key":"e_1_2_9_12_1","doi-asserted-by":"publisher","DOI":"10.1148\/radiology.182.1.1727285"},{"key":"e_1_2_9_13_1","doi-asserted-by":"publisher","DOI":"10.1002\/mrm.1910340111"},{"key":"e_1_2_9_14_1","doi-asserted-by":"publisher","DOI":"10.1016\/S1053-8119(03)00336-7"},{"key":"e_1_2_9_15_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.neuroimage.2017.06.013"},{"key":"e_1_2_9_16_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10334-022-01025-3"},{"key":"e_1_2_9_17_1","doi-asserted-by":"publisher","DOI":"10.1002\/mrm.29022"},{"key":"e_1_2_9_18_1","doi-asserted-by":"publisher","DOI":"10.1002\/mrm.29542"},{"key":"e_1_2_9_19_1","doi-asserted-by":"publisher","DOI":"10.1002\/mrm.29528"},{"key":"e_1_2_9_20_1","doi-asserted-by":"publisher","DOI":"10.1002\/mrm.10298"},{"key":"e_1_2_9_21_1","doi-asserted-by":"publisher","DOI":"10.1016\/S1053-8119(03)00225-8"},{"key":"e_1_2_9_22_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.neuroimage.2004.08.029"},{"key":"e_1_2_9_23_1","unstructured":"Z.Liu J.Stockmann andZ.Ren \u201cDesign and Implementation of Novel Ear Shims to Enhance the Functional MRI at 5T and Beyond \u201dinProceedings of the ISMRM Annual Meeting (2025) Abstract 3471."},{"key":"e_1_2_9_24_1","doi-asserted-by":"publisher","DOI":"10.1002\/jmri.22270"},{"key":"e_1_2_9_25_1","doi-asserted-by":"publisher","DOI":"10.1002\/jmri.24581"},{"key":"e_1_2_9_26_1","doi-asserted-by":"crossref","unstructured":"O. S.Kowalczyk M. A.Howard andD. J.Lythgoe \u201cSusceptibility\u2010Matched Padding Improves the Quality of Cervical and Lumbar Spinal fMRI \u201d(2025) bioRxiv 2025\u201312.","DOI":"10.64898\/2025.12.05.692545"},{"key":"e_1_2_9_27_1","unstructured":"A.Pe\u00f1a \u201cB0 Shimming Using Pyrolytic Graphite \u201d(2017) PhD thesis Master thesis Leiden University Netherlands."}],"container-title":["Magnetic Resonance in Medicine"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/mrm.70535","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/full-xml\/10.1002\/mrm.70535","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/mrm.70535","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,9,29]],"date-time":"2026-09-29T03:42:58Z","timestamp":1790653378000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/mrm.70535"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,7,26]]},"references-count":26,"journal-issue":{"issue":"6","published-print":{"date-parts":[[2026,12]]}},"alternative-id":["10.1002\/mrm.70535"],"URL":"https:\/\/doi.org\/10.1002\/mrm.70535","archive":["Portico"],"relation":{},"ISSN":["0740-3194","1522-2594"],"issn-type":[{"value":"0740-3194","type":"print"},{"value":"1522-2594","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,7,26]]},"assertion":[{"value":"2026-04-21","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-07-15","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-07-26","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}