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Geomagnetic tšimo: litšobotsi tse, sebopeho, le litšobotsi tse le ho etsa lipatlisiso histori
tšimo Geomagnetic (SE) generated ke mehloli e ratang ka hara Earth, hammoho le ka magnetosphere le ionosphere. Ho sireletsa polanete le tse phelang ho lona ho tloha liphello tse kotsi tsa mahlaseli a kotsi sepakapakeng. ba teng ha hae e ne e le ho shebella mong le e mong ea neng sesupa-tsela 'me ka bona pheletsong e' ngoe ea lintlha tse motsu ho ea ka boroa, 'me e mong - ho ea ka leboea. Ka lebaka magnetosphere ho ile ha etsoa li sibolotseng e khōlō ka fisiks, ho fihlela joale ho ba teng ha sona e sebediswa bakeng sa metsing, sebelisa libetsa tsa nyutlelie, lifofane le tsamaya sebaka.
litšobotsi tse akaretsang
Lefatše la rōna - ke makenete e khōlō. North Pole e ka "e ka holimo" karolo ea lefatše, le haufi le palo hahlaula le boroa - haufi le palo e hahlaula. From lintlha tsena tsa likete-kete km sepakapakeng otlolla mela khoheli, sosstavlyayuschie sebele magnetosphere.
Lipalo a khoheli le ho hahlaula le ke ka ho lekaneng le thōko haholo. Haeba ho na le phapang e hlakileng pakeng tsa lipalo tse matla a khoheli, ea fella ka hore a selekane a khoheli a ka fumanoa ka hlaha ka lehlakoreng le ya tšekamelo ea ho 11,3 ° le a selekane ba chenchana. boleng Sena ha se kamehla, 'me bohle hobane lipalo khoheli a susumelletseha ho tshwana le holim' a lefatše, a fetola sebaka lona selemo le selemo.
Nature geomagnetic
thebe khoheli e hlahisoang ke maqhubu motlakase (fallela liqoso), tse hlahiswang ka ntle mokelikeli liboto, tseo e teng ka ka botebo ba itlhomphang haholo ka hare Lefatše. Sena se tšepe flowable, 'me e re susumelletsa hore. Tshebetso ena o bitsoa cavity. Hatela boitsebiso konokono e bopa ya maqhubu a 'me, e le lebaka leo, masimo a khoheli a.
Matla a khoheli thebe ho sireletsa lefatše ho tloha mahlaseli bokahohleng. mohloling oa 'ona ka sehloohong - letsatsi moea - motsamao oa likaroloana ionized phallang ho tloha ho Corona letsatsi. The magnetosphere deflects kemisong e tsoelang pele, ho khelosa metsi e pota Lefatše, kahoo mahlaseli thata e le phello e senyang bophelo bohle putsoa polanete ea.
Ha Earth e ne e se ea tšimo geomagnetic, moea letsatsi ba ne ba tla hlobolisoa sepakapaka lona. Ho ea ka khopolo e 'ngoe, seo ke sona se ileng sa etsahala ka Mars. Moea letsatsi - hase tšokelo feela, Joaloka Letsatsi le boetse le ho lokolloa e khōlō palo ea taba le matla a ka mokgwa wa coronal boima ejections, a tsamaea le nōka e matla ea likaroloana ntšang mahlaseli a kotsi. Leha ho le joalo, maemong a tsena, tšimo Lefatše a khoheli a ho sireletsa hae, ho bolella maqhubu ana hole lefatšeng.
Matla a khoheli thebe fetola lipalo tsa eona hoo e ka bang mong le e mong lilemo tse 250.000. North a khoheli a palo e ba sebaka sa leboea, 'me sekgoeng. Bo-rasaense ha ba na ka tlhaloso e hlakileng joaloka ho ke hobane'ng ha sena se etsahala.
History of ho etsa lipatlisiso
Kenyelletsa batho ho thepa e hlollang ea matla a khoheli tsa lefatše e ba teng ho tloha tšimolohong ea tsoelo-pele. Se ba boholo-holo moloko oa batho o 'nile a tsebahalang a khoheli a tšepe - magnetite. Leha ho le joalo, ha le ea ileng a fumana hore magnets tsa tlhaho ka tsela e tsoanang sekametseng ka sebaka mabapi le lipalo hahlaula lefatše e sa tsejoeng. Ho ea ka phetolelo ea e mong, ea Sechaena ba ne ba tloaelane le ketsahalo ena ka bo-sa 1100, empa le e sebelise ho ikwetlisetse a qala feela ka lilemo tse makholo a mabeli hamorao. Ka Bophirimela Europe ba ile ba qala ho sebelisa sesupa-tsela a khoheli a ho tsamaea ka 1187.
Sebopeho le lintho tse khethollang
E ka arotsoe ka matla a khoheli ea lefatše:
- ba ka sehloohong a khoheli (95%), mehloli ea tse ka ntle, ba khanna oa motlakase hona joale ea mantlha ea lefatše;
- anomalous khoheli (4%) generated ka majoe ka lera ea Lefatše e ka holimo le tse ntle matla a khoheli e lumellang metsi ho kena (e mong oa ka ho fetisisa e matla - Kurskaia khoheli anomaly);
- khoheli (boetse o bitsoa polygonal, 1%) tse amanang le ho sebelisana letsatsi lefatšeng.
Kamehla le diphapano geomagnetic
Liphetoho tsa naha geomagnetic le nako le tlas'a tšusumetso ea bobeli ka hare le kantle (mabapi le holim polanete e) mehloli bitsoa matla a khoheli le diphapano. Di tšoauoa ka kheloha ke SE tsa boleng li bolela'ng ka sebaka sa hlokomela. Matla a khoheli na tsoelang pele tokiso phetoho le nako, ha ba atisa ho liphetoho tse joalo ke nako le nako ka tlhaho.
Kamehla phetoho, repetitive letsatsi, - sa ho fetola a khoheli a masimo a amanang le liphetoho luni-letsatsi-le diurnal ka tsitsipano GP. Mekete e fapaneng ea tlhōrō le letsatsi la khoeli khanyetso.
Kamehla le diphapano geomagnetic
Liphetoho tsena li etsahala ka lebaka la tšusumetso ea moea o sa potoloho ea lipolanete ka liphetoho tse Lefatše magnetosphere hara magnetosphere le sebelisana lona le ionized lera ka holimo ea sepakapaka.
- Dvadtsatisemidnevnye diphapano ba teng e le kamehla ho regrowth le khathatsoe a khoheli a mong le e mong matsatsi a 27, tsamaisanang le nako ea ho ba chenchana oa ba ka sehloohong ea leholimo 'mele mabapi le lefatše nablyudaielya. mokhoa ona ka lebaka la boteng ba libaka tse telele-o ne a lula a sebetsang a ka lapeng naleli rona, o ile a re ka ho tse seng kae tsa lebelo lona. E bontšoa ka mokgwa wa 27 letsatsi repeatability le a khoheli a lifefo geomagnetic.
- Motso lilemo le diphapano li amahanngoa le periodicity ea mosebetsi sunspot. E ile ea senola hore ka nako ya ho fetisisa phetheselang libakeng tse lefifi ka letsatsi tiske khoheli mosebetsi hape fihla lebetsoeng le lona, empa geomagnetic mosebetsi kgolo ya lags morao kgolo ya letsatsi ka karolelano - bakeng sa selemo.
- diphapano Seasonal na tse peli lagocephala le tse peli minima, tsamaisanang le nako ea nako e sa equinoxes le letsatsi le tsoang tlung.
- A le lilemo li, ho fapana ho ea ka holimo, - hlahang ho yona ntle, thehoa ka lebaka la ho tshisinyo ya taba le tsokele dithulaganyo ka mokelikeli konokono pellet conductive tsa lefatše le ke mohloli o ka sehloohong oa boitsebiso bo mabapi le ho conductivity ea motlakase oa seaparo sa ka holimo ka tlaase le liboto tsa dithulaganyo 'meleng tse lebisang ho cavity ea taba, hammoho le mochine ho generating ea tšimo geomagnetic. Ena ke phetoho slowest - ka nako ho tloha ho lilemo tse 'maloa ho selemo.
Tšusumetso ea matla a khoheli e lefatšeng phelang
Ho sa tsotellehe 'nete ea hore thebe e matla a khoheli ke ke bone, baahi ba polanete e moholo ho ikutloa kateng. Mohlala, linonyana tse fallang haha tsela ea hao, ho lebisa tlhokomelo ho eena. Bo-rasaense ba beha pele dikgakanyo 'maloa mabapi le ketsahalo ena. E mong oa bona fana ka maikutlo a hore linonyana lemoha hore pono. Mahlong a linonyana tse fallang li liprotheine khethehileng (cryptochromes), tse khonang ho fetola maemo a bona tlas'a tšusumetso ea tšimo geomagnetic. Bangoli ba khopolo ena ba lumela hore cryptochromes ka sebeletsa e le sesupa-tsela. Leha ho le joalo, hase feela hore linonyana, empa hape likolopata leoatle sebelisa thebe a khoheli a ka GPS-navigator.
Ke Kopana le thebe a khoheli a ka batho
Phello ea tšimo geomagnetic ka batho feletseng fapaneng le tse ling tse leha e le efe, ebang ke mahlaseli kapa kotsi hona joale, ha e ntse e ama 'mele oa motho ka ho feletseng.
Bo-rasaense ba lumela hore ea tšimo geomagnetic sebetsang sebakeng sa hae ka maqhubu a mefuta e fapaneng ya marang-tlaase, ho fellang ka ho latelwa le bohlokwa morethetho fisioloji: ho hema, pelo le boko. motho a ke ke a ikutloa letho, empa 'mele empa ba ntse ba arabela e liphetoho mesebetsing ea tsamaiso ea methapo, la pelo le tšebetso boko. Mafu a kelello ka lilemo tse ngata Tracking kamano e pakeng tsa eo mohloli oa matla tsa naha geomagnetic le aggravation maloetse a kelello, 'me hangata e isang ho ipolaea.
"Indexing" mosebetsi geomagnetic
The perturbations ea matla a khoheli amanang le liphetoho magnetospheric-ionospheric tsamaiso e khopo hona joale, e bitsoang geomagnetic mosebetsi (HA). Ho bona hore boemo ba lona sebediswa indices tse peli - A le K. The bobeli bontša boleng ba GA. E balwa thehiloe litekanyo khoheli thebe entsoeng ka dikgao tsa lihora tse tharo letsatsi le letsatsi, ho tloha UTC 00:00 (hokahanngoa Bokahohle Nako). Tshebetso phahameng ka ho fetisisa ea matla a khoheli ea khathatsoa bapisoa le melemo ea geomagnetic letsatsi khutsitseng bakeng sa mokgatlo ho khetheha saense, tabeng ena ba elwa hloko melemo palo e kahodimodimo ea bopengwi a bona.
Thehiloeng ya data-index e balwa K. Ka lebaka la hore ke boleng quasilogarithmic (i.e., incremented le eketseha ea khathatsoa ka bang 2 linako tse), e ke ke karolelano ho fumana nako e telele tsa paterone histori ea tšimo geomagnetic lefatšeng. Bakeng sa morero ona ho na le li-index A emela boleng karolelano ea motšehare. Ho ikemisetsa ho bonolo - e mong le index ea teba K e fetoloa e-index lekanang. K makgabane a fumana ho pholletsa le letsatsi le leng, karolelano, e le hore ho ka khoneha ho fumana ka index of A, boleng ba eo ka matsatsi a ba tloaelehileng ha e feta monyako oa 100, 'me ka nako ya matla lifefo a khoheli a ka phuthoa fetang bakeng sa 200.
Ho tloha ka ea khathatsoa ea tšimo geomagnetic likarolong tse fapaneng tsa lefatše li bonahatsoa ka tsela e fapaneng, index boleng A mehloling fapaneng saense ka fapana haholo. E le hore ho qoba ho joalo qala ho matha, ho indices A, o ile a fumana ke sheba ka, ba fokotswa ho se mahareng le ho na le ke li-index lefatše A leq. Ho joalo le ka index K leq, eo ke boleng palophatlo ka mefuta e fapaneng 0-9. boleng lona e pakeng tsa 0 le 1 e bontša hore ea tšimo geomagnetic tloaelehileng, 'me ka hona pholositse maemo molemo ka ho fetisisa bakeng sa ho fetisetsa ka lihlopha shortwave. Ya e le hantle, ha feela le ka toka le matla haholo letsatsi mahlaseli ts'ebetsong. Ea tšimo geomagnetic ho 2 lintlha e tšoauoa ka e leka-lekaneng a khoheli a khathatsoa, e hanyenyane di raraanyang go karolo ya UHF. Melao ea Boitšoaro e pakeng tsa 5 le ea 7 li bontša ho ba teng ha lifefo geomagnetic, bōpa meferefere bo tebileng boo ho builoeng mengata e fapaneng, ha sefefo mabifi (8-9 lintlha) etsa ho le thata ho feta wavelengths khutšoanyane.
| A leq | ke leq | tlhaloso |
| 0 | 0 | khutsitseng |
| 2 | 1 | |
| 3 | ||
| 4 | ||
| 7 | 2 | perturbations fokolang |
| 15 | 3 | |
| 27 | 4 | ferekanngoa |
| 48 | 5 | matla a khoheli sefefo |
| 80 | 6 | |
| 132 | 7 | A kgolo a khoheli a sefefo |
| 208 | 8 | |
| 400 | 9 |
Tšusumetso ea lifefo a khoheli a ka bophelo bo botle ba batho
Liphello tse bohloko tsa lifefo a khoheli a angoa ke ho 50-70% ea baahi ba lefatše. Ka nako e tšoanang e le qalo ea e le karabelo khatello ea kelello e ka bang batho ba keteka matsatsi a 1-2 pele ho khathatsoa matla a khoheli ha ho na le flares letsatsi. Batho ba bang - ka tlhōrō kapa nakoana ka mor'a mosebetsi ka tsela e feteletseng geomagnetic.
batho Metozavisimym, hammoho le ba neng ba le bothata ba ho mafu a sa foleng, o lokela ho Track tlhahiso leseding ka ea tšimo geomagnetic beke, le wa katamelo e bonolo ho lifefo a khoheli a felisa 'meleng le maikutlong ho imeloa kelellong, hammoho le liketso tsa ohle le liketsahalo tse neng li ka etsa hore khatello ea kelello.
khoheli khaello syndrome,
The fokolisang tsa geomagnetic tsubang tšimo (tšimo hypogeomagnetic) le hlaha ka lebaka la sa moralo litšobotsi tsa meaho tse fapa-fapaneng, thepa lerako, 'me mehaho e hape magnetized. Ha u le kamore e nang le e fokolang ya ajoa GP mali, phepelo oksijene le limatlafatsi tse ngata ho lisele tse le ho makala. The fokolisa ya thebe a khoheli a boela ama ea methapo ea kutlo, la pelo, endocrine, matšoafo, tsamaiso ya marapo le mesifa.
Japanese ngaka Nakagawa "le ne le bitsoa" lipono tse makatsang tsa "lefu khoheli ea haelloa ka." Ya ka dipehelo tsa bohlokwa khopolo ena ka ho phehisana le haelloa ke livithamine le liminerale.
Matšoao sehlooho tseo li bontša ho ba teng ha lefu lena ke tsena:
- mokhathala;
- fokotseha tshebetso;
- lefu la ho hlobaela;
- hlooho le bohloko kopanetsoeng;
- hypo- le kgatelelo ya madi;
- disruptions tsamaisong ea tshilong ya dijo;
- disruptions ho tsamaiso ea pelo le methapo.
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