astroph-1998 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
1	upper limit	3369	1252	3.367	0.001187	9801063,9801121,etc
2	star formation	4064	861	4.426	0.001936	9801063,9801321,etc
3	magnetic field	3836	684	5.974	0.003176	9801101,9801206,etc
4	high redshift	2100	665	3.508	0.001572	9801063,9801158,etc
5	power law	1559	634	2.206	0.001094	9801131,9801041,etc
6	velocity dispersion	2002	573	3.932	0.001484	9801158,9801100,etc
7	emission line	1906	563	3.867	0.001606	9801063,9801101,etc
8	optical depth	1948	561	7.0	0.001475	9801121,9801051,etc
9	power spectrum	3351	557	3.838	0.003413	9801059,9801291,etc
10	time scale	1417	535	2.065	0.001281	9801131,9801206,etc
11	number density	1212	531	2.156	0.001031	9801131,9801158,etc
12	dark matter	1855	524	7.025	0.001784	9801131,9801158,etc
13	black hole	3278	497	7.833	0.003688	9801079,9801041,etc
14	column density	1932	497	4.741	0.001515	9801226,9801288,etc
15	systematic error	1029	492	2.562	0.001066	9801321,9801256,etc
16	neutron star	3487	491	7.767	0.004275	9801017,9801079,etc
17	light curve	2574	482	8.952	0.002861	9801206,9801226,etc
18	stellar population	1455	459	3.405	0.001209	9801131,9801114,etc
19	X-ray emission	1352	456	2.815	0.001416	9801101,9801158,etc
20	massive star	1364	451	2.31	0.001326	9801321,9801131,etc
21	surface brightness	1343	447	4.935	0.00136	9801016,9801256,etc
22	angular momentum	1588	443	3.268	0.001595	9801101,9801079,etc
23	luminosity function	1929	438	3.545	0.002138	9801321,9801158,etc
24	mass distribution	1110	427	2.344	0.001961	9801158,9801227,etc
25	absolute magnitude	1132	419	3.727	0.001303	9801016,9801256,etc
26	radial velocity	1176	418	3.2	0.001242	9801101,9801016,etc
27	spectral index	1112	415	2.242	0.001243	9801063,9801121,etc
28	accretion disk	1676	414	4.76	0.002134	9801101,9801206,etc
29	elliptical galaxy	1717	414	3.022	0.001833	9801063,9801131,etc
30	spiral galaxy	937	410	2.462	0.001019	9801063,9801256,etc
31	equivalent width	1436	409	3.514	0.001384	9801063,9801101,etc
32	cosmological parameter	1180	365	2.6	0.001972	9801291,9801100,etc
33	Milky Way	1086	354	2.938	0.001325	9801063,9801248,etc
34	host galaxy	1320	348	3.69	0.002004	9801063,9801114,etc
35	effective temperature	913	333	2.125	0.001484	9801206,9801088,etc
36	stellar mass	690	332	2.129	0.000766	9801079,9801041,etc
37	kinetic energy	753	329	2.32	0.000725	9801131,9801304,etc
38	globular cluster	1552	322	3.286	0.002538	9801174,9801178,etc
39	absorption line	750	322	2.893	0.001026	9801063,9801206,etc
40	surface density	911	319	3.478	0.001341	9801158,9801137,etc
41	radio emission	952	315	3.3	0.001847	9801063,9801304,etc
42	cosmic ray	868	314	2.708	0.00143	9801321,9801313,etc
43	binary system	975	311	3.091	0.00187	9801321,9801131,etc
44	flux density	1201	306	6.25	0.001627	9801059,9801304,etc
45	mass function	955	304	4.423	0.001476	9801321,9801101,etc
46	X-ray source	809	304	3.048	0.001177	9801101,9801226,etc
47	energy density	669	298	2.929	0.00106	9801027,9801312,etc
48	rich cluster	803	295	2.182	0.000947	9801137,9801102,etc
49	radio source	1253	294	3.5	0.002189	9801063,9801304,etc
50	X-ray spectrum	719	292	2.125	0.000976	9801226,9801288,etc
51	galaxy cluster	765	288	2.353	0.001807	9801158,9801102,etc
52	accretion rate	1131	287	3.727	0.001546	9801206,9801079,etc
53	orbital period	1016	285	5.0	0.001627	9801059,9801101,etc
54	velocity field	905	282	3.857	0.001594	9801012,9801307,etc
55	X-ray flux	603	282	2.333	0.000892	9801226,9801305,etc
56	mass density	562	277	2.444	0.0007	9801321,9801158,etc
57	X-ray luminosity	779	277	3.1	0.000961	9801305,9801045,etc
58	main sequence	614	275	2.647	0.001113	9801321,9801131,etc
59	line profile	754	270	2.053	0.001676	9801206,9801226,etc
60	optical spectrum	538	269	2.889	0.000783	9801101,9801206,etc
61	density profile	729	268	5.5	0.001205	9801041,9801051,etc
62	spectral type	828	265	3.158	0.001611	9801206,9801114,etc
63	optical counterpart	567	263	2.75	0.001327	9801304,9801017,etc
64	dwarf galaxy	924	261	4.941	0.001901	9801047,9801195,etc
65	high resolution	371	260	2.091	0.000482	9801121,9801291,etc
66	count rate	742	250	5.4	0.001338	9801226,9801045,etc
67	redshift distribution	746	246	4.056	0.001927	9801158,9801304,etc
68	hot gas	796	245	3.591	0.001581	9801121,9801131,etc
69	mass loss	648	236	4.467	0.001055	9801079,9801305,etc
70	rotation curve	1377	234	9.1	0.003617	9801248,9801051,etc
71	dark matter halo	606	233	4.762	0.001885	9801131,9801102,etc
72	angular resolution	475	233	2.077	0.000723	9801086,9801227,etc
73	compact object	542	231	3.571	0.001134	9801079,9801180,etc
74	correlation function	1030	230	2.467	0.002009	9801158,9801074,etc
75	boundary condition	629	226	2.5	0.000931	9801151,9801028,etc
76	young star	487	225	3.0	0.00094	9801063,9801227,etc
77	radiation field	511	224	2.273	0.00083	9801288,9801049,etc
78	radio galaxy	947	224	5.522	0.002334	9801063,9801304,etc
79	early-type galaxy	922	223	3.389	0.001594	9801041,9801137,etc
80	core radius	662	222	3.909	0.00106	9801102,9801045,etc
81	white dwarf	1257	218	4.5	0.003256	9801101,9801178,etc
82	large-scale structure	432	218	2.222	0.000905	9801179,9801213,etc
83	stellar wind	478	217	3.059	0.000851	9801131,9801078,etc
84	electron density	442	217	2.294	0.000835	9801101,9801313,etc
85	detection limit	378	217	2.25	0.000557	9801016,9801227,etc
86	complete sample	394	214	2.286	0.000821	9801227,9801179,etc
87	thermal emission	404	210	2.2	0.00077	9801088,9801077,etc
88	distribution function	568	209	2.15	0.001058	9801158,9801313,etc
89	peculiar velocity	710	205	2.727	0.003037	9801256,9801067,etc
90	disk galaxy	640	204	4.737	0.001388	9801041,9801102,etc
91	mass ratio	584	201	4.3	0.001477	9801101,9801174,etc
92	bolometric luminosity	393	201	2.429	0.000579	9801305,9801061,etc
93	supernova explosion	338	200	2.375	0.000475	9801131,9801096,etc
94	energy range	391	200	2.25	0.000631	9801027,9801045,etc
95	dark halo	521	198	3.667	0.001309	9801051,9801047,etc
96	distance modulus	692	196	3.364	0.001615	9801016,9801256,etc
97	distant galaxy	334	196	2.25	0.00059	9801256,9801137,etc
98	supernova remnant	455	194	4.286	0.000896	9801096,9801317,etc
99	synchrotron emission	517	193	2.474	0.000831	9801121,9801017,etc
100	velocity distribution	410	193	4.462	0.000668	9801256,9801137,etc