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Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1954 1
1966 1
1968 1
1970 1
1971 1
1973 1
1974 1
1976 1
1978 1
1979 1
1983 1
1985 1
1987 1
1988 1
1989 2
1990 3
1994 1
1995 4
1996 6
1997 5
1998 1
1999 4
2000 6
2001 6
2002 4
2003 3
2004 6
2005 5
2006 5
2007 3
2008 9
2009 3
2010 9
2011 20
2012 16
2013 21
2014 18
2015 2
2016 4
2017 1
2018 3
2020 5
2021 3
2022 1
2024 0

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186 results

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Page 1
Essential oils.
Hoffmann KH. Hoffmann KH. Z Naturforsch C J Biosci. 2020 Jul 28;75(7-8):177. doi: 10.1515/znc-2020-0124. Z Naturforsch C J Biosci. 2020. PMID: 32609657 Free article. No abstract available.
Editorial.
Hoffmann KH. Hoffmann KH. J Insect Physiol. 2018 Apr;106(Pt 2):97. doi: 10.1016/j.jinsphys.2018.04.009. J Insect Physiol. 2018. PMID: 29680146 No abstract available.
Cooling Cycle Optimization for a Vuilleumier Refrigerator.
Paul R, Khodja A, Fischer A, Hoffmann KH. Paul R, et al. Among authors: hoffmann kh. Entropy (Basel). 2021 Nov 24;23(12):1562. doi: 10.3390/e23121562. Entropy (Basel). 2021. PMID: 34945868 Free PMC article.
Optimized Piston Motion for an Alpha-Type Stirling Engine.
Masser R, Khodja A, Scheunert M, Schwalbe K, Fischer A, Paul R, Hoffmann KH. Masser R, et al. Among authors: hoffmann kh. Entropy (Basel). 2020 Jun 23;22(6):700. doi: 10.3390/e22060700. Entropy (Basel). 2020. PMID: 33286472 Free PMC article.
186 results