{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.electromagnetic-radiation","code":"thing-q12969754","url":"https://ver.cy/models/thing/q12969754/","name":"electromagnetic radiation","alternateNames":["Urozhay","10-RT","PX1","PX Ultra","MTP+","Pulse sequence","SENSitivity Encoding","simultaneous acquisition of spatial harmonics","Parallel Imaging with Localized Sensitivities","GeneRalized Autocalibrating Partial Parallel Acquisition","dynamic nuclear polarization","(balanced) steady-state free precession imaging"],"kind":"thing","status":"published","version":"0.2.0-wave.2","language":"en","classifiers":{"family":"Thing Registry","category":"Activities and processes","entryKind":"thing","plane":"ACT","domain":["ACT.ACT"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"Waves of electric and magnetic fields propagating through space at the speed of light, spanning radio waves, microwaves, infrared, visible light, ultraviolet, X-rays and gamma rays, emitted by accelerating charges and atomic transitions and carrying energy in quanta called photons; electromagnetic radiation underpins communication, imaging, heating, lighting and medicine and is regulated for exposure and spectrum use.","purpose":"Let an agent explain electromagnetic radiation and its spectrum, describe sources, uses and health considerations with attribution, relay exposure guidance from official sources, and support physics learning.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Speed of light","Wide spectrum","Photon quanta","Ionising and non-ionising ranges"],"structure":{"bundles":[{"id":"physics","name":"Physics","description":"What it is.","layers":[{"id":"nature","name":"Nature","description":"Waves and photons.","findings":[{"id":"nature-finding","name":"Nature","description":"Nature.","questions":[{"text":"How does electromagnetic radiation arise from electric and magnetic fields, and how do wave and photon descriptions relate?","kind":"definition"},{"text":"How are frequency, wavelength and energy related?","kind":"definition"}]}]},{"id":"spectrum","name":"Spectrum","description":"The spectrum.","findings":[{"id":"spectrum-finding","name":"Spectrum","description":"Spectrum.","questions":[{"text":"What are the bands of the electromagnetic spectrum, and how do their properties and uses differ?","kind":"definition"},{"text":"Which bands are ionising?","kind":"definition"}]}]}]},{"id":"use","name":"Use","description":"Applications.","layers":[{"id":"technology","name":"Technology","description":"Uses by band.","findings":[{"id":"technology-finding","name":"Technology","description":"Technology.","questions":[{"text":"How is electromagnetic radiation used in communication, imaging, heating, lighting and medicine?","kind":"provenance"},{"text":"Which entry fits a specific technology or device?","kind":"action"}]}]},{"id":"spectrumrules","name":"Spectrum rules","description":"Spectrum regulation.","findings":[{"id":"spectrumrules-finding","name":"Spectrum rules","description":"Regulation.","questions":[{"text":"How is the radio spectrum allocated and regulated?","kind":"provenance"},{"text":"Which entry fits spectrum management?","kind":"action"}]}]}]},{"id":"health","name":"Health","description":"Exposure and safety.","layers":[{"id":"ionising","name":"Ionising","description":"Ionising radiation.","findings":[{"id":"ionising-finding","name":"Ionising","description":"Ionising.","questions":[{"text":"What do radiation protection authorities advise on X-ray, gamma and UV exposure?","kind":"provenance"},{"text":"Is there a suspected exposure incident now?","kind":"boundary"}]}]},{"id":"nonionising","name":"Non-ionising","description":"Non-ionising fields.","findings":[{"id":"nonionising-finding","name":"Non-ionising","description":"Non-ionising.","questions":[{"text":"What do health authorities and research say about radio, microwave and low-frequency field exposure, and which claims are unsupported?","kind":"provenance"},{"text":"Is the presentation attributed and neutral?","kind":"boundary"}]}]}]},{"id":"learn","name":"Learn","description":"Teaching and history.","layers":[{"id":"teach","name":"Teach","description":"Teaching the spectrum.","findings":[{"id":"teach-finding","name":"Teach","description":"Teaching.","questions":[{"text":"How can electromagnetic radiation be taught with demonstrations across bands?","kind":"action"},{"text":"Which misconceptions arise?","kind":"provenance"}]}]},{"id":"history","name":"History","description":"History.","findings":[{"id":"history-finding","name":"History","description":"History.","questions":[{"text":"How did Maxwell, Hertz and later physicists establish the theory of electromagnetic radiation?","kind":"provenance"},{"text":"Which references are standard?","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Explain the electromagnetic spectrum, photons and exposure limits from official sources.","Report readings from instruments it is authorized to operate."],"mustNot":["Expose people to ionizing or intense radiation without protection and authorization.","Spread unfounded health claims about non-ionizing radiation, or dismiss real risks.","Transmit on frequencies without the required licence.","Advise tanning or UV exposure in ways that ignore skin damage."],"requiresHuman":["Operating X-ray, laser or high-power radio equipment near people."]},"ethics":{"considerations":["Ionizing radiation and UV cause cancer; exposure must be justified.","Fear campaigns about radiation can hinder useful services and medicine."],"affectedParties":["Patients and workers","The public","People near transmitters"]},"owners":{"steward":"Nobody owns the phenomenon; spectrum regulators and radiation authorities govern its use.","roles":[],"masterSystems":["National radio frequency licensing registers"]},"relations":[{"target":"Q18335","type":"parent","note":"registry parent class"},{"target":"radiation","type":"related","note":"category"},{"target":"spectrum","type":"related","note":"the electromagnetic spectrum"},{"target":"dielectric heating","type":"related","note":"microwave heating"},{"target":"radioactivity","type":"related","note":"gamma emission"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.electromagnetic-radiation","Wikidata: Q12969754 (https://www.wikidata.org/wiki/Q12969754)"]},"properties":{"applicability":"not-applicable","items":[]},"recognition":{"applicability":"optional","items":["Oscillating electric and magnetic fields","Spectrum from radio to gamma","Sound is a mechanical wave, not electromagnetic","Visible as light; otherwise detected by instruments."]},"capabilities":{"applicability":"required","items":["explain the electromagnetic spectrum","describe sources and uses","relay exposure guidance","support learning"]},"hazards":{"applicability":"required","items":["Ionising radiation harm","UV skin damage","Misinformation about non-ionising radiation"]},"interfaces":{"applicability":"required","items":["Exposure limits for electromagnetic fields and ionising radiation","Radio spectrum regulation","Laser and UV safety standards"]},"context":{"applicability":"required","items":["Waves of electric and magnetic fields.","radio waves and microwaves","infrared, visible and ultraviolet light","X-rays and gamma rays","ionising and non-ionising radiation","coherent radiation such as lasers"]}},"sources":[{"title":"Wikidata item Q12969754: electromagnetic radiation","url":"https://www.wikidata.org/wiki/Q12969754","note":"identity and sense of the item"},{"title":"Wikipedia: Electromagnetic radiation","url":"https://en.wikipedia.org/wiki/Electromagnetic_radiation","note":"general description of the item"}],"openQuestions":["Should each spectral band be a separate entry?","How should exposure guidance be linked?","How should spectrum regulation be linked?"],"resources":{"spec":"/models/things/publications/thing-q12969754/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q12969754/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T23:04:34Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"not-applicable","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-06T19:51:54+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass","interaction.properties":"Plane ACT: no invented physical properties."},"score":1.0}}