astroph-2009 热词(合成词)列表

这里只显示在超过10篇文章中出现的候选词(前100个)

编号	候选名词	总数	文章数	重复频率	词频弥散	来源期刊
	upper limit	8053	3108	2.48	0.001132	0901.0642,0901.0547,etc
	magnetic field	16705	2449	6.181	0.003605	0901.0547,0901.1877,etc
	star formation	11894	2261	5.376	0.002112	0901.0547,0901.4300,etc
	numerical simulation	3802	1737	2.458	0.000839	0901.2230,0901.2142,etc
	stellar mass	7843	1677	6.459	0.001891	0901.0547,0901.3934,etc
	dark matter	7249	1576	4.076	0.002802	0901.0547,0901.3582,etc
	standard deviation	3268	1556	2.36	0.000728	0901.2033,0901.4557,etc
	initial condition	4163	1510	2.79	0.001026	0901.0547,0901.4806,etc
	number density	3483	1489	2.407	0.000847	0901.2230,0901.1877,etc
	power law	3381	1483	2.436	0.000936	0901.4300,0901.4545,etc
	black hole	9162	1471	5.973	0.003568	0901.0547,0901.1877,etc
	emission line	4481	1459	2.984	0.001119	0901.0547,0901.4300,etc
	massive star	5000	1456	4.548	0.001632	0901.0642,0901.2142,etc
	high redshift	4303	1395	3.216	0.001089	0901.2230,0901.0547,etc
	light curve	8749	1370	5.262	0.002674	0901.3802,0901.3991,etc
	time scale	2909	1282	2.556	0.000978	0901.0321,0901.4545,etc
	interstellar medium	2136	1281	2.218	0.000777	0901.0642,0901.0744,etc
	Milky Way	4063	1271	3.766	0.001573	0901.3802,0901.2066,etc
	radial velocity	4339	1269	2.667	0.001552	0901.1317,0901.3991,etc
	systematic error	2692	1215	2.161	0.000762	0901.3802,0901.3582,etc
	angular momentum	4418	1214	4.891	0.001614	0901.0547,0901.4776,etc
	stellar population	4360	1214	3.228	0.001311	0901.3934,0901.2302,etc
	velocity dispersion	5277	1206	3.591	0.001755	0901.2066,0901.4545,etc
	power spectrum	6893	1205	5.476	0.002602	0901.2230,0901.0958,etc
	optical depth	3872	1189	3.172	0.00121	0901.3185,0901.2033,etc
	point source	2835	1167	2.495	0.00106	0901.0321,0901.0744,etc
	spectral index	3343	1132	2.968	0.001271	0901.3802,0901.0744,etc
	host galaxy	4160	1106	4.022	0.001795	0901.0547,0901.4300,etc
	energy density	3387	1075	3.625	0.001427	0901.1877,0901.1611,etc
	cosmic ray	3413	1069	4.671	0.002194	0901.0642,0901.3582,etc
	X-ray emission	3389	1060	4.167	0.001402	0901.0642,0901.3802,etc
	column density	4540	1033	3.871	0.001488	0901.3802,0901.2142,etc
	neutron star	5454	1026	6.026	0.003068	0901.4776,0901.3991,etc
	kinetic energy	2376	1018	2.438	0.000881	0901.0744,0901.4776,etc
	effective temperature	3405	1003	3.188	0.001575	0901.3934,0901.1237,etc
	orbital period	3280	990	3.877	0.001581	0901.2672,0901.3991,etc
	binary system	2635	984	2.623	0.00128	0901.3934,0901.1237,etc
	accretion disk	3771	963	3.709	0.001969	0901.1877,0901.3934,etc
	star formation rate	2881	926	2.58	0.002076	0901.0547,0901.4300,etc
	angular resolution	1793	895	2.746	0.001271	0901.0642,0901.0744,etc
	absolute magnitude	2088	891	2.803	0.000971	0901.4975,0901.4545,etc
	mass function	3108	887	3.869	0.001694	0901.3934,0901.4545,etc
	accretion rate	3853	885	4.72	0.001836	0901.0547,0901.1237,etc
	equivalent width	2502	880	2.567	0.000911	0901.3802,0901.3991,etc
	flux density	3938	871	3.822	0.001977	0901.0642,0901.1941,etc
	density profile	2335	852	2.327	0.000993	0901.3582,0901.4975,etc
	spectral type	3274	849	3.689	0.001434	0901.2142,0901.2672,etc
	radio emission	2646	840	2.618	0.001461	0901.0547,0901.1877,etc
	galaxy cluster	2868	831	3.377	0.001653	0901.3802,0901.1941,etc
	cosmological parameter	2258	821	3.292	0.001371	0901.2230,0901.1973,etc
	surface brightness	2335	818	3.138	0.001096	0901.1941,0901.3185,etc
	galaxy formation	1743	814	2.224	0.000832	0901.0547,0901.2536,etc
	position angle	2230	788	2.3	0.001296	0901.0642,0901.1317,etc
	young star	1970	784	2.455	0.000902	0901.1237,0901.0735,etc
	dark energy	4436	777	8.391	0.003391	0901.2230,0901.1611,etc
	stellar wind	1846	776	2.491	0.000999	0901.2142,0901.4975,etc
	boundary condition	2075	775	3.0	0.000907	0901.4776,0901.2578,etc
	surface density	2237	766	2.475	0.001116	0901.3934,0901.2536,etc
	dark matter halo	2480	754	2.947	0.001871	0901.0547,0901.4975,etc
	molecular cloud	2854	745	4.544	0.001854	0901.2142,0901.2302,etc
	mass distribution	1632	742	2.462	0.000801	0901.1317,0901.1665,etc
	luminosity function	2583	736	3.377	0.001741	0901.4545,0901.1237,etc
	mass ratio	2121	728	2.211	0.001179	0901.3934,0901.4545,etc
	line profile	2167	722	2.311	0.001145	0901.1098,0901.2189,etc
	optical spectrum	1519	719	2.088	0.000741	0901.0642,0901.3991,etc
	massive galaxy	2288	699	4.654	0.001504	0901.0547,0901.4545,etc
	X-ray luminosity	2170	691	2.671	0.001254	0901.0547,0901.2142,etc
	scale factor	1797	684	3.9	0.001138	0901.3582,0901.4806,etc
	absorption line	1588	680	2.092	0.000856	0901.3802,0901.2230,etc
	total energy	1273	670	2.415	0.000826	0901.0744,0901.4543,etc
	gas density	1597	670	2.075	0.000749	0901.4975,0901.2536,etc
	main sequence	1607	668	2.158	0.000851	0901.1237,0901.2268,etc
	mass loss	1804	663	2.452	0.00118	0901.2302,0901.1665,etc
	X-ray spectrum	1678	662	2.681	0.000919	0901.3991,0901.1973,etc
	spiral galaxy	1667	659	3.17	0.00118	0901.0642,0901.0547,etc
	magnetic field strength	1782	657	2.807	0.001715	0901.1877,0901.4776,etc
	star formation history	1578	653	2.69	0.001364	0901.3934,0901.1237,etc
	globular cluster	2369	648	2.511	0.002085	0901.4975,0901.3934,etc
	bolometric luminosity	1551	640	2.59	0.000892	0901.0547,0901.3934,etc
	elliptical galaxy	1662	639	2.444	0.001283	0901.0547,0901.3934,etc
	dust grain	1857	615	2.638	0.001105	0901.2177,0901.0250,etc
	scalar field	3149	611	4.632	0.0027	0901.1611,0901.4543,etc
	velocity field	1758	610	2.854	0.001317	0901.1317,0901.1098,etc
	Galactic plane	1577	595	2.45	0.001184	0901.0744,0901.2273,etc
	proper motion	2372	581	3.61	0.002017	0901.4975,0901.3185,etc
	dwarf galaxy	1988	575	3.235	0.001533	0901.4975,0901.2536,etc
	cosmological model	1062	566	2.5	0.000823	0901.1611,0901.1153,etc
	spectral line	1210	565	2.022	0.001091	0901.0642,0901.1098,etc
	electron density	1275	560	2.17	0.000783	0901.0642,0901.1973,etc
	X-ray source	1961	552	3.625	0.001393	0901.3934,0901.1941,etc
	radio source	2199	551	4.653	0.002191	0901.1941,0901.1109,etc
	compact object	1405	547	2.829	0.001317	0901.4776,0901.2268,etc
	synchrotron emission	1335	545	2.48	0.001108	0901.1877,0901.0744,etc
	Hubble parameter	1181	544	2.219	0.00103	0901.1611,0901.3269,etc
	star-forming galaxy	1840	534	3.41	0.001433	0901.2536,0901.1109,etc
	central star	1905	526	4.256	0.001387	0901.4776,0901.1098,etc
	radiation field	1324	526	2.45	0.000976	0901.0958,0901.1098,etc
	hot gas	1526	508	2.952	0.001289	0901.3802,0901.0547,etc
	energy spectrum	1241	494	2.049	0.00114	0901.3582,0901.1661,etc
	early-type galaxy	2140	493	4.359	0.001711	0901.1665,0901.4733,etc