EPR-60
Electron paramagnetic resonance (EPR) o se ituaiga o maneta resonance tekonolosi mafua mai i le maneta taimi o unpaired electron. E mafai ona faʻaaogaina e iloa lelei ai ma tele le aofaʻi o le eletise e le faʻaaluina o loʻo iai i atoms poʻo mole mole o mea, ma suʻesuʻe ia mea. O le fausaga uiga o le siosiomaga siosiomaga. Mo saoloto radicals, o le orbital maneta taimi e toetoe lava leai se aoga, ma le tele o le aofaʻi taimi maneta (luga 99%) saofaga i le electron vili, o lea electron paramagnetic resonance ua taʻua foi o le "electron spin resonance" (ESR).
O le Electron paramagnetic resonance na muaʻi mauaina e le Soviet physicist o E · K · Zavois i le 1944 mai le MnCl2, CuCl2 ma isi masima faʻamamafa. Physicists muamua faʻaaogaina lenei metotia e suʻesuʻe ai le eletise fausaga, tioata fausaga, dipole taimi, ma molemane faʻatulagaina o nisi faigata lavelave. Faʻavae i luga o iʻuga o le eletise paramagnetic resonance fuaina, chemists faʻamalamalamaina le vailaʻau faʻamasani ma eletise density tufatufaina i lavelave faʻatulagaina totoga, faʻapea foi ma le tele o faʻafitauli e fesoʻotaʻi ma le tali atu auala. American B. Commoner et al. Faʻalauiloa electron paramagnetic resonance tekonolosi i le matata o paiolo mo le taimi muamua i le 1954. Na latou maitauina le i ai o saoloto radicals i nisi laʻau ma manu meafaitino. Talu mai le 1960s, ona o le faʻaauau pea le faʻaleleia o mea faigaluega ma le faifai pea fou o tekonolosi, electron paramagnetic resonance tekonolosi ua faʻaaogaina i fisiki, semiconductors, faatulagaina kemisi, faigata vailaʻau, radiation kemisi, inisinia vailaʻau, gataifale kemisi, catalysts, biology, ma biology. Ua lautele faʻaaogaina i le tele o matata e pei o kemisi, vailaʻau, siosiomaga siosiomaga, ma geological vaʻaia.
E masani ona faʻaaogaina mo le suʻesuʻeina o saoloto radicals ma paramagnetic uʻamea ions ma a latou tuʻufaʻatasiga e maua ai fausaga ma tuufaatasiga faʻamatalaga. Mo se faʻataʻitaʻiga: fuaina le maneta gofie o paramagnets, le suʻesuʻega o maneta manifinifi ata tifaga, faʻatautaia electrons i uʻamea poʻo semiconductors, nisi faʻalava lattice faʻaletonu i solids, radiation faʻaleagaina ma radiation radiation, ultraviolet radiation puʻupuʻu soifua maloloina maua ai radicals O le natura o le electrochemical tali atu gaioiga, o le amio o saoloto radicals i pala, o le fausaga o uamea laʻasaga i le faʻamaopoopoina kemisi, o le mana faʻatumu vaega o le tagata laulu saoloto radicals, le sootaga i le va o saoloto radicals i sela sela ma faʻamaʻi, ma le auala o le siʻosiʻomaga filogia.
1, Maneta fanua fanua : 0 ~ 7000Gauss faifai pea faʻaleleia
2, Pole ulu vaeluaina : 60mm
3, Cooling metotia: vai malulu
4, Aotelega mamafa: <500kg
Mafai ona faʻapitoa e tusa ma tagata faʻatau manaʻoga