活動(dòng)星系核與光速改變(英文)
發(fā)布時(shí)間:2021-09-08 17:56
先前對(duì)于來(lái)自伽馬射線暴的高能光子的研究指出了宇宙中光速的傳播規(guī)律:v(E)=c(1-E/ELV),其中ELV=3.6×1017GeV.本文通過(guò)研究先前對(duì)三個(gè)活動(dòng)星系核(Markarian421、Markarian501和PKS2155-304)觀測(cè)得到的光變曲線檢驗(yàn)這一光速變化規(guī)律,說(shuō)明了這三個(gè)活動(dòng)星系核的光變曲線的一些特征可以作為由伽馬射線暴得到的光速改變規(guī)律的支持證據(jù).由伽馬暴得到的光速改變規(guī)律可以很好地解釋Markarian 501不同能段光變曲線到達(dá)時(shí)間的差異,同時(shí)Markarian 421和PKS 2155-304也表現(xiàn)出了一些由光速變化引起的性質(zhì).本文還考慮了活動(dòng)星系核源處效應(yīng)可能帶來(lái)的影響,并指出隨著觀測(cè)數(shù)據(jù)的增加,源處效應(yīng)的影響可以通過(guò)統(tǒng)計(jì)學(xué)的方法與光速變化帶來(lái)的影響分離開(kāi)來(lái),從而得到更加可靠的結(jié)論.近年開(kāi)始運(yùn)行的LHAASO項(xiàng)目可以作為未來(lái)數(shù)據(jù)的重要來(lái)源和關(guān)注焦點(diǎn).
【文章來(lái)源】:Science Bulletin. 2020,65(04)EISCICSCD
【文章頁(yè)數(shù)】:5 頁(yè)
【參考文獻(xiàn)】:
期刊論文
[1]A future project at tibet:the large high altitude air shower observatory(LHAASO)[J]. 曹臻. 中國(guó)物理C. 2010(02)
[2]Timescale Analysis of Spectral Lags[J]. Ti-Pei Li, Jin-Lu Qu, Hua Feng, Li-Ming Song, Guo-Qiang Ding and Li Chen1 Department of Physics & Center for Astrophysics, Tsinghua University, Beijing 100084;2 Particle Astrophysics Lab., Institute of High Energy Physics, Chinese Academy of Sciences3 Department of Engineering Physics & Center for Astrophysics, Tsinghua University4 Department of Astronomy, Beijing Normal University. Chinese Journal of Astronomy and Astrophysics. 2004(06)
本文編號(hào):3391230
【文章來(lái)源】:Science Bulletin. 2020,65(04)EISCICSCD
【文章頁(yè)數(shù)】:5 頁(yè)
【參考文獻(xiàn)】:
期刊論文
[1]A future project at tibet:the large high altitude air shower observatory(LHAASO)[J]. 曹臻. 中國(guó)物理C. 2010(02)
[2]Timescale Analysis of Spectral Lags[J]. Ti-Pei Li, Jin-Lu Qu, Hua Feng, Li-Ming Song, Guo-Qiang Ding and Li Chen1 Department of Physics & Center for Astrophysics, Tsinghua University, Beijing 100084;2 Particle Astrophysics Lab., Institute of High Energy Physics, Chinese Academy of Sciences3 Department of Engineering Physics & Center for Astrophysics, Tsinghua University4 Department of Astronomy, Beijing Normal University. Chinese Journal of Astronomy and Astrophysics. 2004(06)
本文編號(hào):3391230
本文鏈接:http://sikaile.net/kejilunwen/tianwen/3391230.html
最近更新
教材專(zhuān)著