Carolina Digital Repository (University of North Carolina at Chapel Hill)
收录 50,194 篇论文，累计被引 77,953 次，出版年份 1949–2026。
- 收录篇数
- 50,194
- 总被引
- 77,953
- 篇均被引
- 1.6
- 单篇最高被引
- 7,925
- 年份区间
- 1949–2026
- 近五年篇数
- 16,769
逐年收录分布
近 40 个有收录的年份（最多 40 个）。悬停查看当年篇数。
查看数据表
| 年份 | 篇数 | 占比 |
|---|---|---|
| 2026 | 1,406 | 2.8% |
| 2025 | 2,548 | 5.1% |
| 2024 | 3,622 | 7.2% |
| 2023 | 2,730 | 5.5% |
| 2022 | 2,593 | 5.2% |
| 2021 | 3,870 | 7.7% |
| 2020 | 13,941 | 27.9% |
| 2019 | 18,197 | 36.4% |
| 2018 | 63 | 0.1% |
| 2017 | 84 | 0.2% |
| 2016 | 85 | 0.2% |
| 2015 | 73 | 0.1% |
| 2014 | 74 | 0.1% |
| 2013 | 68 | 0.1% |
| 2012 | 69 | 0.1% |
| 2011 | 54 | 0.1% |
| 2010 | 62 | 0.1% |
| 2009 | 61 | 0.1% |
| 2008 | 51 | 0.1% |
| 2007 | 34 | 0.1% |
| 2006 | 35 | 0.1% |
| 2005 | 24 | 0.0% |
| 2004 | 29 | 0.1% |
| 2003 | 22 | 0.0% |
| 2002 | 17 | 0.0% |
| 2001 | 20 | 0.0% |
| 2000 | 20 | 0.0% |
| 1999 | 21 | 0.0% |
| 1998 | 14 | 0.0% |
| 1997 | 13 | 0.0% |
| 1996 | 13 | 0.0% |
| 1995 | 9 | 0.0% |
| 1994 | 8 | 0.0% |
| 1993 | 11 | 0.0% |
| 1992 | 6 | 0.0% |
| 1991 | 11 | 0.0% |
| 1990 | 9 | 0.0% |
| 1989 | 7 | 0.0% |
| 1988 | 12 | 0.0% |
| 1987 | 10 | 0.0% |
代表作
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想知道这个刊近年在哪些主题上最活跃？把期刊名当作提问对象，让综述引擎挑出带引用的段落。
用这个主题提问