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To the best of the authors\u0027 knowledge, no research has yet been carried out to confirm this possibility. In this paper, we present a simple circuit design model, and confirm its validity by experimental results. For small self-sufficient devices in a wireless sensor network, the target energy level is 1 mW. We prepare an energy harvesting module with an air-core coil and resonant capacitor. From experimental and simulated results, we investigate the desired conditions for harvesting 1 mW from a uniform magnetic field of 60 Hz. Through experimental results with iron cores, the benefits and drawbacks of the use of a magnetic core are also discussed. With our best harvested module, we successfully demonstrated the energy harvesting of 6.32 mW from a magnetic field of 21.2 \u03bcT at 60 Hz. If the usable magnetic flux density increases tenfold, the harvesting energy increased 100-fold. If the magnetic flux density is at an acceptable level in a public space of 200 \u03bcT at 60 Hz, the harvesting power density becomes 130 \u03bcW/cm3. 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Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any copyrighted component of this work in other works."}]}, "item_6_select_64": {"attribute_name": "\u8457\u8005\u7248\u30d5\u30e9\u30b0", "attribute_value_mlt": [{"subitem_select_item": "author"}]}, "item_6_source_id_35": {"attribute_name": "ISSN", "attribute_value_mlt": [{"subitem_source_identifier": "0018-9464", "subitem_source_identifier_type": "ISSN"}]}, "item_6_source_id_39": {"attribute_name": "NII ISSN", "attribute_value_mlt": [{"subitem_source_identifier": "0018-9464", "subitem_source_identifier_type": "ISSN"}]}, "item_6_source_id_40": {"attribute_name": "\u66f8\u8a8c\u30ec\u30b3\u30fc\u30c9ID", "attribute_value_mlt": [{"subitem_source_identifier": "AA00667933", "subitem_source_identifier_type": "NCID"}]}, "item_6_text_69": {"attribute_name": "wosonly authkey", "attribute_value_mlt": [{"subitem_text_value": "Brooks coil; energy harvesting; magnetic noise; power line"}]}, "item_6_textarea_68": {"attribute_name": "wosonly abstract", "attribute_value_mlt": [{"subitem_textarea_value": "The purpose of this study is to demonstrate the energy harvesting of power-line magnetic noise. To the best of the authors\u0027 knowledge, no research has yet been carried out to confirm this possibility. In this paper, we present a simple circuit design model, and confirm its validity by experimental results. For small self-sufficient devices in a wireless sensor network, the target energy level is 1 mW. We prepare an energy harvesting module with an air-core coil and resonant capacitor. From experimental and simulated results, we investigate the desired conditions for harvesting 1 mW from a uniform magnetic field of 60 Hz. Through experimental results with iron cores, the benefits and drawbacks of the use of a magnetic core are also discussed. With our best harvested module, we successfully demonstrated the energy harvesting of 6.32 mW from a magnetic field of 21.2 mu T at 60 Hz. If the usable magnetic flux density increases tenfold, the harvesting energy increased 100-fold. If the magnetic flux density is at an acceptable level in a public space of 200 mu T at 60 Hz, the harvesting power density becomes 130 mu W/cm(3). This value is comparable to the value of an energy harvesting module of a light source during a cloudy day."}]}, "item_creator": {"attribute_name": "\u8457\u8005", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "Tashiro,  Kunihisa"}], "nameIdentifiers": [{"nameIdentifier": "38096", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Wakiwaka,  Hiroyuki"}], "nameIdentifiers": [{"nameIdentifier": "38097", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Inoue,  Shin-ichiro"}], "nameIdentifiers": [{"nameIdentifier": "38098", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Uchiyama,  Yu"}], "nameIdentifiers": [{"nameIdentifier": "38099", "nameIdentifierScheme": "WEKO"}]}]}, "item_files": {"attribute_name": "\u30d5\u30a1\u30a4\u30eb\u60c5\u5831", "attribute_type": "file", "attribute_value_mlt": [{"accessrole": "open_date", "date": [{"dateType": "Available", "dateValue": "2015-09-28"}], "displaytype": "detail", "download_preview_message": "", "file_order": 0, "filename": "Energy_harvesting_magnetic_power-line.pdf", "filesize": [{"value": "538.4 kB"}], "format": "application/pdf", "future_date_message": "", "is_thumbnail": false, "licensetype": "license_note", "mimetype": "application/pdf", "size": 538400.0, "url": {"label": "Energy_harvesting_magnetic_power-line.pdf", "url": "https://soar-ir.repo.nii.ac.jp/record/12485/files/Energy_harvesting_magnetic_power-line.pdf"}, "version_id": "7f3c640b-a6ec-4d01-b03a-53df1712258a"}]}, "item_keyword": {"attribute_name": "\u30ad\u30fc\u30ef\u30fc\u30c9", "attribute_value_mlt": [{"subitem_subject": "Energy harvesting", "subitem_subject_scheme": "Other"}, {"subitem_subject": "power line", "subitem_subject_scheme": "Other"}, {"subitem_subject": "magnetic noise", "subitem_subject_scheme": "Other"}, {"subitem_subject": "Brooks coil", "subitem_subject_scheme": "Other"}]}, "item_language": {"attribute_name": "\u8a00\u8a9e", "attribute_value_mlt": [{"subitem_language": "eng"}]}, "item_resource_type": {"attribute_name": "\u8cc7\u6e90\u30bf\u30a4\u30d7", "attribute_value_mlt": [{"resourcetype": "journal article", "resourceuri": "http://purl.org/coar/resource_type/c_6501"}]}, "item_title": "Energy Harvesting of Magnetic Power-Line Noise", "item_titles": {"attribute_name": "\u30bf\u30a4\u30c8\u30eb", "attribute_value_mlt": [{"subitem_title": "Energy Harvesting of Magnetic Power-Line Noise", "subitem_title_language": "en"}]}, "item_type_id": "6", "owner": "1", "path": ["1221/1222"], "permalink_uri": "http://hdl.handle.net/10091/13270", "pubdate": {"attribute_name": "PubDate", "attribute_value": "2011-10-17"}, "publish_date": "2011-10-17", "publish_status": "0", "recid": "12485", "relation": {}, "relation_version_is_last": true, "title": ["Energy Harvesting of Magnetic Power-Line Noise"], "weko_shared_id": -1}