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"Zvezdy AstroRuneta - 2003" Obzory preprintov i ANKa lidiruyut v svoih nominaciyah!


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  • 29.02.2004. Karta neba v gamma-luchah po dannym BATSE
  • 25.02.2004. Povtornoe opticheskoe mikrolinzirovanie

    Soderzhanie i bystryi perehod k razdelam obzora


    Stat'i nedeli
    "Luchshie iz luchshih"

  • astro-ph/0403025
    Nablyudenie linzirovannoi galaktiki na z=10.0 s pomosh'yu ISAAC/VLT
  • astro-ph/0403076
    Priroda zatmenii v dvoinom pul'sare J0737-3039
  • astro-ph/0403283
    Rentgenovskoe izmerenie protyazhennosti atmosfery Titana pri ego prohozhenii po Krabovidnoi Tumannosti


    Otdel'nye stat'i
  • Nablyudaemoe i predskazannoe prostranstvennoe raspredelenie sputnikov Mlechnogo Puti
  • Pokrytiya zvezd iz katalogov Giparhos i UCAC2 do 15 velichiny krupneishimi Transneptunovymi ob'ektami v 2004-2014 gg.
  • Evolyuciya galaktik: metafizicheskii podhod
  • Nablyudenie linzirovannoi galaktiki na z=10.0 s pomosh'yu ISAAC/VLT
  • Neobnaruzhennye iz-za dvizheniya sistemy otscheta krugi-na-nebe
  • Neitrinnyi processy v sverhnovyh i neitronnyh zvezdah v ih "mladenchestve" i "starosti"
  • Mul'tiversnye kosmologicheskie modeli
  • Mozhet li bystroe poyavlenie zhizni na Zemle imet' Marsianskuyu prirodu?
  • Vtoroi astrograficheskii PZS katalog Amerikanskoi Voenno-Morskoi observatorii
  • Vvedenie v nebarionnuyu temnuyu materiyu
  • Relyativistskie raschety sliyaniya dvoinyh neitronnyh zvezd
  • Priroda zatmenii v dvoinom pul'sare J0737-3039
  • Ohlazhdenie neitronnyh zvezd. Adronnaya model'
  • Opyt A&A otnositel'no impakt-faktorov
  • Byla li Vselennaya reionizovana na z=10?
  • Obrazovanie i evolyuciya pervyh massivnyh chernyh dyr
  • K voprosu ob otsutstvii teplovogo izlucheniya ot chernoi dyry XTE J1118+480 v spokoinom sostoyanii: ukazanie na sushestvovanie gorizonta
  • Katalog yarkih istochnikov ROSAT'a - na Swift'e
  • V raspredelenii rentgenovskih skoplenii galaktik obnaruzhena dipol'naya anizotropiya
  • Rentgenovskoe izmerenie protyazhennosti atmosfery Titana pri ego prohozhenii po Krabovidnoi Tumannosti
  • Neitrinnye eksperimenty i ih prilozheniya
  • Evolyucionnyi populyacionnyi sintez dlya populyacii dvoinyh zvezd
  • Vekovaya evolyuciya kompaktnyh dvoinyh s uchetom irradiacii


    Iz razdela physics

  • Kratkaya istoriya obrazovaniya kapli


    Polnyi Arhiv predydushih vypuskov.

    Arhiv statei, voshedshih v vypuski s 01 iyulya 2002 g. po 31 marta 2003 g.

    Razdely arhiva (s aprelya 2003 g.):
    kosmologiya,
    neitrino,
    kosmicheskie luchi i gamma-astronomiya,
    galaktiki, AYaG, kvazary,
    nasha Galaktika,
    mezhzvezdnaya sreda,
    zvezdy,
    sverhnovye,
    ostatki sverhnovyh,
    chernye dyry,
    neitronnye zvezdy,
    linzirovanie,
    Solnce,
    ekzoplanety,
    Solnechnaya sistema,
    akkreciya,
    tesnye dvoinye sistemy,
    gamma-vspleski,
    gravitacionnye volny,
    mehanizmy izlucheniya,
    chislennoe modelirovanie,
    dinamika, mehanika
    metody obrabotki dannyh,
    MGD,
    metody nablyudenii,
    budushie nablyudatel'nye proekty,
    prochee.


    Poleznye astronomicheskie ssylki.
    Korotkoe esse ob elektronnyh preprintah.
    Obzornye stat'i v astro-ph s 2001 g.


    Avtory proekta
    Sergei Popov
    Mihail Prohorov



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    Sozdavaemyi katalog on-lainovoi nauchnoi literatury



  • Obzory preprintov astro-ph

    Vypusk N72

    astro-ph za 01 - 15 marta 2004 goda: izbrannye stat'i



    Referaty otdel'nyh statei


    astro-ph/0403001 Nablyudaemoe i predskazannoe prostranstvennoe raspredelenie sputnikov Mlechnogo Puti (The Observed and Predicted Spatial Distribution of Milky Way Satellite Galaxies)
    Authors: B. Willman et al.
    Comments: 9 pages, 7 figures. MNRAS submitted

    Skol'ko sputnikov u nashei Galaktiki? Mlechnyi Put' - samoe plohoe mesto otkuda ih mozhno schitat': nekotorye ih nih zakryvayutsya diskom ili centrom, prichem opredelit' dolyu propushennyh ob'ektov tol'ko po sputnikam samoi nashei Galaktiki ochen' trudno. No mozhno posmotret' na blizkuyu galaktiku podobnogo tipa, naprimer na Tumannost' Andromedy (M31). V etom sluchae okazyvaetsya, chto my nedoschityvaemsya karlikovyh sputnikov Mlechnogo Puti v 1.5-2 raza.


    Radial'noe raspredelenie chisla sputnikov Mlechnogo Puti i M31.


    astro-ph/0403002 Pokrytiya zvezd iz katalogov Giparhos i UCAC2 do 15 velichiny krupneishimi Transneptunovymi ob'ektami v 2004-2014 gg. (Occultations of HIP and UCAC2 stars downto 15m by large TNO in 2004-2014)
    Authors: Denis Denissenko
    Comments: 6 pages, submitted to Astronomy Letters

    Stat'ya napryamuyu svyazana s povysheniem v poslednee vremya interesa k samym bol'shim ob'ektam poyasa Koipera (ili transneptunovym ob'ektam = TNO). Dlya 17 samyh krupnyh ob'ektov, vklyuchaya 2004 DW, i 4 izvestnyh dvoinyh transneptunovyh asteroidov rasschitany pokrytiya zvezd do 15m iz katalogov Hipparcos (Tycho2) i UCAC2 v blizhaishee desyatiletie. V spiske 64 sobytiya. Naibolee interesnoe iz nih - pokrytie zvezd 6.5m dvoinym asteroidom 1999 RZ253, kotoroe proizoidet 4 oktyabrya 2007 goda.


    astro-ph/0403005 Evolyuciya galaktik: metafizicheskii podhod (The Evolution of Galaxies: A Metaphysics Viewpoint)
    Authors: J. Schombert (UOregon)
    Comments: 8 pages, 3 figures

    Snachala avtor korotko, no ponyatno, izlagaet istoriyu stanovleniya sovremennoi teorii evolyucii galaktik. A v konce vyskazyvaet ne novuyu (no, vidimo, vzvolnovavshuyu ego) ideyu:

    Astronomiya otlichaetsya ot drugih (estestvennyh) nauk
    V nei net eksperimenta, a est' tol'ko nablyudeniya.


    astro-ph/0403025 Nablyudenie linzirovannoi galaktiki na z=10.0 s pomosh'yu ISAAC/VLT (ISAAC/VLT observations of a lensed galaxy at z=10.0)
    Authors: R. Pello et al.
    Comments: 2004, A&A, Vol. 416, L35

    Vozmozhno obnaruzhena ochen' dalekaya galaktika na krasnom smeshenii 10. Otmetim, chto vse-taki rezul'tat nuzhdaetsya v podtverzhdenii. Bolee podrobno mozhno prochest' zdes'


    astro-ph/0403036 Neobnaruzhennye iz-za dvizheniya sistemy otscheta krugi-na-nebe (Missing Lorenz-boosted Circles-in-the-sky)
    Authors: Janna Levin
    Comments: 4 pages, 7 figures

    Nekotoroe vremya nazad dlya ob'yasneniya nablyudenii WMAP byla vyskazana ideya o tam, chto nasha vselennaya mozhet imet' konechnye razmery i obladat' slozhnoi i ochen' neobychnoi (dodekaedral'noi) topologiei (sm. astro-ph/0310253 ili, podrobnee, na astronet.ru). Sledstviem etoi gipotezy bylo sushestvovanie na nebe 6 par krugov diametrom primerno 70o, vdol' kotoryh anizotropiya relikta vedet sebya odinakovym dlya kazhdoi pary obrazom. Takie krugi uzhe iskali, no ne nashli (astro-ph/0310233).

    Avtory dannoi stat'i pokazyvayut, chto iz-za dvizheniya nablyudatelya otnositel'no reliktovogo izlucheniya (tochnee otnositel'no poverhnosti poslednego rasseyaniya) krugi okazyvayutsya iskazheny iz-za effekta Dopplera i aberracii sveta. Dlya Zemli eto iskazhenie sostavlyaet primerno 0.14o, sledovatel'no, metody vyyavleniya krugov, rabotayushie s maksimal'nym razresheniem, dostupnym WMAP (ili s eshe bolee detal'nymi kartami), davali by nevernyi rezul'tat.

    U Vselennoi so slozhnoi topologiei eshe ostaetsya shans vyzhit'.


    miniobzor astro-ph/0403038 Neitrinnyi processy v sverhnovyh i neitronnyh zvezdah v ih "mladenchestve" i "starosti" (Neutrino Processes in Supernovae and Neutrons Stars in Their Infancy and Old Age)
    Authors: M. Prakash, S. Ratkovic, S. I. Dutta and PALS
    Comments: 19 pages, 12 figures

    Obsuzhdayutsya neitrinnye processy v poluprozrachnom (dlya neitrino) veshestve sverhnovyh i pochti neprozrachnyh protoneitronnyh zvezdah. Rassmatrivayutsya voprosy registracii neitrinnogo signala na Zemle na sushestvuyushih ustanovkah i vozmozhnost' na etoi osnove razlichit' te ili inye modeli neitronnyh zvezd.

    Registraciya neitrinnogo signala ot sverhnovoi 1987A na ustanovkah Kamiokande i IMB byla vozmozhna tol'ko na rannih etapah sushestvovaniya protoneitronnoi zvezdy (<10 s) i ne nakladyvalo ogranichenii na massu i svoistva neitronnoi zvezdy. Registraciya vspyshki sverhnovoi v centre nashei Galaktiki na sovremennyh ustanovkah (SNO, USO ili SuperKamiokande) pozvolit opredelit' massu neitronnoi zvezdy i opredelit' sostoyanie ee veshestva.


    miniobzor astro-ph/0403047 Mul'tiversnye kosmologicheskie modeli (Multiverse cosmological models)
    Authors: P.C.W. Davies
    Comments: 15 pages, no figures, review paper

    V poslednee vremya na raznyh forumah ot raznyh lyudei postupali voprosy tak ili inache svyazannye s antropnym principom. Sovremennye razrabotki etogo podhoda svyazany s koncepciei mul'tiversa. V dannoi stat'e daetsya korotkii obzor etoi problematiki.


    gipoteza astro-ph/0403049 Mozhet li bystroe poyavlenie zhizni na Zemle imet' Marsianskuyu prirodu? (Does life's rapid appearance imply a Martian origin?)
    Authors: P.C.W. Davies
    Comments: 10 pages, no figures, research paper

    Zhizn' poyavilas' ne Zemle spustya sovsem nebol'shoe vremya posle ee obrazovaniya. Takoi rezul'tat dayut geologicheskie issledovaniya. Eto mozhet oznachat', chto zhizn' voznikaet vezde, gde tol'ko mozhno, t.e. shiroko rasprostranena vo Vselennoi. Drugoe vozmozhnoe ob'yasnenie, chto zhizn' zarodilas' ne na Zemle, daet teoriya panspermii. Analiz, provedeny avtorom pokazal, zhizni gorazdo legche bylo zarodit'sya na Marse, a na Zemlyu ee mogli zanesti meteority. (Zamechanie: lyuboi analiz podobnogo roda soderzhit ogromnoe chislo apriornyh i spornyh predpolozhenii, k ego vyvodam nado otnosit'sya s bol'shoi ostorozhnost'yu.)


    katalog astro-ph/0403060 Vtoroi astrograficheskii PZS katalog Amerikanskoi Voenno-Morskoi observatorii (The second US Naval Observatory CCD Astrograph Catalog (UCAC2))
    Authors: N. Zacharias et al.
    Comments: 14 figures, 10 tables, accepted by AJ

    V kataloge UCAC2, opublikovannom v iyule 2003 goda, soderzhatsya koordinaty i sobstvennye dvizheniya 48,330,571 istochnikov (v osnovnom eto zvezdy).


    obzor astro-ph/0403064 Vvedenie v nebarionnuyu temnuyu materiyu (Introduction to Non-Baryonic Dark Matter)
    Authors: Paolo Gondolo (University of Utah)
    Comments: 50 pages, 28 figures

    Eto obzornaya lekciya, prochitannaya na shkole NATO ASI, delitsya na dve chasti. V pervoi iz nih obsuzhdaetsya neobhodimost' temnoi materii i predstavleny samye populyarnye na segodnya kandidaty na etu rol': neitrino, aksiony, neitralino, WIMPs i drugie. Vo vtoroi chasti rassmotreny razlichnye eksperimental'nye sposoby poiska tyazhelyh slabovzaimodeistvuyushih chastic (WIMPs=weakly interacting massive particles): pryamoe ih detektirovanie (po mehanicheskomu vozdeistviyu) i registraciya ih raspada.


    astro-ph/0403074 Relyativistskie raschety sliyaniya dvoinyh neitronnyh zvezd (Relativistic Calculations of Coalescing Binary Neutron Stars)
    Authors: Joshua Faber, Philippe Grandclement, and Frederic Rasio
    Comments: 7 pages

    Avtory (uzhe davno izvestnye po rabotam v etoi oblasti) razrabotali novyi, polnost'yu relyativistskii kod dlya modelirovaniya zadachi, privedennoi v nazvanii stat'i. Sledovatel'no, esli testy programmy proidut udovletvoritel'no, cherez nekotoroe vremya nado zhdat' novyh i interesnyh rezul'tatov v dannom napravlenii.


    !!! astro-ph/0403076 Priroda zatmenii v dvoinom pul'sare J0737-3039 (Nature of eclipses in binary pulsar J0737-3039)
    Authors: Maxim Lyutikov (McGill University, CITA)
    Comments: 25 pages, 10 figures. Submitted to MNRAS

    U nedavno otkrytogo "dvazhdy dvoinogo" pul'sara J0737-3039 (sm. astro-ph/0312071 i stat'yu na astronet.ru), tochnee u ego molodogo i medlenno vrashayushegosya (2.8 s) komponenta nablyudaetsya strannyi effekt: on izluchaet radioimpul's tol'ko na opredelnennyh orbital'nyh fazah, a v ostal'noe vremya on ne viden.

    V dannoi rabote predlozheno vozmozhnoe ob'yasnenie etogo effekta: ono sostoit vo vzaimodeistvii magnitosfery medlennogo pul'sara s relyativistskim vetrom ot millisekundnogo komponenta. Dannuyu ideyu illyustriruyut privedennye nizhe shemy, a za ostal'nymi detalyami pridetsya obrashat'sya k stat'e.


    astro-ph/0403170 Ohlazhdenie neitronnyh zvezd. Adronnaya model' (Cooling of Neutron Stars. Hadronic Model)
    Authors: D. Blaschke, H. Grigorian, D.N. Voskresensky
    Comments: 15 pages, 23 figures

    Avtory issleduyut razlichnye effekty, vliyayushie na ohlazhdenie neitronnyh zvezd. Eta pervaya stat'ya iz serii, v nei rassmatrivayutsya adronnye zvezdy, t.e. ob'ekty, ne soderzhashie kvarkovoi materii. V ramkah razumnyh predpolozhenii udaetsya opisat' nablyudaemye ohlazhdayushiesya molodye neitronnye zvezdy.


    astro-ph/0403184 Opyt A&A otnositel'no impakt-faktorov (The A&A Experience With Impact Factors)
    Authors: Aa. Sandqvist
    Comments: 4 pages, to be published in A. Heck (ed.) "Organizations and Strategies in Astronomy, Vol. 5" (Kluwer, 2004)

    A&A - eto izvestnyi evropeiskii zhurnal Astronomy & Astrophysics. Impakt-faktor - eto indeks citiruemosti zhurnala (sm. naprimer zdes' i zdes'). Razumeetsya, chem vyshe indeks, tem prestizhnee zhurnal.

    Avtor stat'i utverzhdaet, chto impakt-faktor Astronomy & Astrophysics byl sushestvenno zanizhen, chto naneslo bolee chem ser'eznyi usherb imidzhu zhurnala.


    astro-ph/0403193 Byla li Vselennaya reionizovana na z=10? (Was the Universe Reionized at Redshift 10?)
    Authors: Abraham Loeb et al.
    Comments: 12 pages, 1 figure, ApJ, submitted

    Vsego neskol'ko dnei, kak vyshla stat'ya Pello et al. (astro-ph/0304025), v kotoroi govorilos' ob otkrytii galaktiki na z=10, kak poyavlyaetsya dannaya rabota kotoroi ih etogo obnaruzheniya delayut vyvody.

    A vyvody takovy: poskol'ku krasnoe smeshenie galaktik izmereno po spektral'noi linii, kotoraya byla otozhdestvlena s Lα, to veshestvo na z=10 bylo uzhe ionizovano (reionizovano). V protivnom sluchae izluchenie v etoi linii bylo by polnost'yu poglosheno neitral'nym vodorodom, lezhashim na luche zreniya.


    obzor astro-ph/0403225 Obrazovanie i evolyuciya pervyh massivnyh chernyh dyr (The Formation and Evolution of the First Massive Black Holes)
    Authors: Zoltan Haiman, Eliot Quataert
    Comments: 39 pages, no figures, glava v knige

    Skoree vsego, pervye chernye dyry obrazovalis' na z>10 v nebol'shih oblastyah koncentracii temnogo veshestva (s massoi ~106Mo). Zatem oni rosli za schet sliyanii i akkrecii i prevratilis' v populyaciyu central'nyh ob'ektov yarkih kvazarov, a zatem kvazary pogasli, a chernye dyry (stavshie k tomu vremeni sverhmassivnymi) okazalis' v centrah galaktik. V obzore podrobno rassmatrivaetsya realistichnost' i vozmozhnye problemy dannogo scenariya, a takzhe fizicheskie processy na razlichnyh ego stadiyah.


    astro-ph/0403251 K voprosu ob otsutstvii teplovogo izlucheniya ot chernoi dyry XTE J1118+480 v spokoinom sostoyanii: ukazanie na sushestvovanie gorizont (On the Lack of Thermal Emission from the Quiescent Black Hole XTE J1118+480: Evidence for the Event Horizon)
    Authors: Jeffrey E. McClintock, Ramesh Narayan, George B. Rybicki
    Comments: 34 pages, 7 figures, submitted to ApJ

    Problema dokazatel'stva sushestvovaniya chernyh dyr neodnokratno vsplyvala, vsplyvaet i budet vsplyvat' v diskussiyah samogo raznogo urovnya. My takzhe neodnokratno pisali ob etom.

    V dannoi stat'e avtory podrobno rassmatrivayut dannye nablyudenii istochnika XTE J1118+480, yavlyayushegosya kandidatom v chernye dyry. Rech' idet v osnovnom o tom, chto v spokoinom sostoyanii nablyudaetsya nedostatok teplovogo izlucheniya. Eto mozhet svidetel'stvovat' ob otsutstvii poverhnosti, t.e. o tom, chto my nablyudaem deistvitel'no chernuyu dyru.

    proekt astro-ph/0403261 Katalog yarkih istochnikov ROSAT'a - na Swift'e (A ROSAT Bright Source Catalog Survey with the Swift Satellite)
    Authors: Derek B. Fox
    Comments: AASTeX, 19 pages, 3 figures

    Avtor predlagaet posmotret' na kazhdyi iz 18811 yarkih istochnikov obzora vsego neba ROSAT'a na planiruemom k zapusku sputnike Swift. Na kazhdyi istochnik predpolagaetsya potratit' 500 s. Pol'za ot takogo povtoreniya obzora nesomnenna. Budet li eto sdelano - neizvestno.


    astro-ph/0403275 V raspredelenii rentgenovskih skoplenii galaktik obnaruzhena dipol'naya anizotropiya (The Dipole Anisotropy of the First All-Sky X-ray Cluster Sample)
    Authors: Dale D. Kocevski, Christopher R. Mullis, and Harald Ebeling
    Comments: 15 Pages, 9 Figures. Accepted by ApJ

    Nedavno opublikovannyi katalog skoplenii galaktik CIZA ob'edinen s vyborkoi yarkih v rentgenovskom diapazone skoplenii XBAC. Na postroennoi karte (sm. nizhe) chetko vydelyaetsya dipol'naya sostavlyayushaya, prichem osnovnaya ee chast' svyazana ne s blizkim k nam skopleniem galaktik Virgo, a s centrom mestnogo sverhskopleniya (s rasstoyaniya ~150 Mpk), gde nablyudayutsya ochen' massivnye individual'nye skopleniya.


    astro-ph/0403283 Rentgenovskoe izmerenie protyazhennosti atmosfery Titana pri ego prohozhenii po Krabovidnoi Tumannosti (An X-ray measurement of Titan's atmospheric extent from its transit of the Crab Nebula)
    Authors: K. Mori et al.
    Comments: 14 pages, 5 figures, accepted in ApJ

    Dlya izmereniya protyazhennosti atmosfery Titana (sputnika Saturna) byla primenena neobychnaya procedura. 5 yanvarya 2003 goda Titan pokryval Krabovidnuyu Tumannost'. Tumannost' vo vremya etogo sobytiya nablyudalas' s borta sputnika Chandra. Pri prohozhdenii Titana registrirovalas' "ten' pokrytiya", kotoraya obnaruzhivalas' do rasstoyanii 880+/-60 km ot poverhnosti sputnika. Eto pervoe izmerenie, kotoroe soglasuetsya s bol'shoi protyazhennost'yu atmosfery Titana, zaregistrirovannoi Voyadzherom (na drugih dlinah voln).


    Prohozhdenie Titana po Krabovidnoi Tumannosti.
    Krasnyi uchastok nablyudalsya na Chandra.


    miniobzor astro-ph/0403286 Neitrinnye eksperimenty i ih prilozheniya (Neutrino Experiments and Their Implications)
    Authors: A.B. Balantekin
    Comments: 8 pages, 3 figures

    Dan obzor sovremennogo sostoyaniya eksperimenta s solnechnymi, reaktorymi i uskoritel'nymi neitrino. A takzhe opisano primenenie rezul'tatov etih eksperimentov v neitrinnoi i solnechnoi fizike, teorii yadernyh dvuhchastichnyh vzaimodeistvii i nukleosineze r-processov.


    astro-ph/0403297 Evolyucionnyi populyacionnyi sintez dlya populyacii dvoinyh zvezd (Evolutionary Population Synthesis for Binary Stellar Populations)
    Authors: Fenghui Zhang et al.
    Comments: 6 pages, 4 figures

    Evolyucionnyi populyacionnyi sintez odinochnyh zvezd ispol'zuetsya dlya modelirovaniya integral'nyh cvetov i spektrov galaktik, ne razreshaemyh na otdel'nye zvezdy. Dlya provedeniya podobnogo modelirovaniya ispol'zuyutsya setki evolyucionnyh trekov zvezd, rasschitannyh special'no dlya podobnogo primeneniya. Tochnosti podobnyh trekov ochen' veliki, oni dostigayut desyatyh dolei procenta. No pri provedenii podobnogo sinteza vsegda stoyal vopros, ne vnesut li tesnye dvoinye zvezdy, kotoryh v galaktikah po krainei mere desyat' procentov, sushestvennuyu pogreshnost'.

    Teper' na nego poluchen polozhitel'nyi otvet. Uchet populyacii dvoinyh zvezd delaet integral'nye cveta i spektry galaktik zametno bolee golubymi. Interpretaciya etih dannyh v ramkah tol'ko odinochnyh zvezd privodit k zavysheniyu vozrastov i metallichnosti populyacii.

    Vyvod: pridetsya uchityvat' i dvoinye, a eto gorazdo trudnee.


    obzor astro-ph/0403306 Vekovaya evolyuciya kompaktnyh dvoinyh s uchetom irradiacii (Long-term evolution of compact binaries with irradiation feedback)
    Authors: A. Buning and H. Ritter
    Comments: 19 pages, 24 figures, accepted by A&A

    V malomassivnyh tesnyh polurazdelennyh dvoinyh sistemah s odnim kompaktnym komponentom ochen' sushestvenny processy irradiacii - oblucheniya normal'no zvezdy (donora) izlucheniem, voznikayushim v processe akkrecii veshestva na kompaktnyi ob'ekt. Izluchenie, padayushee na poverhnost' normal'noi komponenty, mozhet na neskol'ko poryadkov prevoshodit' sobstvennuyu svetimost' zvezdy. V rezul'tate voznikaet samopodderzhivayushayasya akkreciya, kotoraya idet v sushestvenno bolee vysokom tempe, chem mogla by obespechit' termoyadernaya evolyuciya zvezdy. Pri etom vozmozhen kak stacionarnyi, tak i ciklicheskii rezhim, pri kotorom veshestvo vypadaet na kompaktnyi ob'ekt porciyami i vyzyvaet vspyshki zhestkogo izlucheniya. Imenno poslednyaya, naibolee bogataya effektami situaciya, podrobno rassmatrivaetsya v dannom obzore.




    My budem starat'sya hotya by perechislit' interesnye (dlya shirokoi publiki) stat'i, poyavivshiesya v razdele physics (vklyuchaya cross-listing).

    physics/0403056 Kratkaya istoriya obrazovaniya kapli (A brief history of drop formation)
    Authors: Jens Eggers
    Comments: 9 pages

    Avtor daet obzor (istoricheskii i ne tol'ko) issledovanii potokov zhidkostei.


    Fotografiya 1990 g. (Peregrin). Pokazana posledovatel'nost' sobytii, svyazannaya s bifurkaciei kapli vody. Pipetka imeet diametr 5.2 millimetra.


    Fotografiya 1891 g (Relei).


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