分面浏览：发表日期 |
| 当前检索式 | ((ALL：chemical gradient)) |
| 限定条件 | ((内容类型：期刊论文)) |
| 2024 2 | 2023 10 | 2022 34 |
| 2021 30 | 2020 48 | 2019 69 |
| 2018 82 | 2017 65 | 2016 87 |
| 2015 52 | 2014 74 | 2013 61 |
| 2012 89 | 2011 82 | 2010 179 |
| 2009 73 | 2008 57 | 2007 88 |
| 2006 53 | 2005 34 | 2004 25 |
| 2003 13 | 2002 11 | 2001 18 |
| 2000 5 | 1999 10 | 1998 8 |
| 1997 5 | 1996 2 | 1995 1 |
| 1993 1 | 1992 1 | 1991 2 |
| 1988 1 |
