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Piet A. Leclercq

Observed names: Leclercq, P.A., Leclercq, Piet A., P. A. LECLERCQ, P. A. Leclercq, P. Leclercq, P.A. Leclercq, Piet A Leclercq, Piet Leclercq
OpenAlex ID: A5111748475
High-speed gas chromatography: an overview of various concepts
1999 · Carel A. Cramers, Hans-Gerd Janssen, et al. · Journal of Chromatography A · 171
The use of solid sorbents for direct accumulation of organic compounds from water matrices–a review of solid‐phase extraction techniques
1989 · I. Liška, J. Krupčíik, et al. · Journal of High Resolution Chromatography · 166
Evaluation of time-of-flight mass spectrometric detection for fast gas chromatography
2000 · M.M. van Deursen, J. Beens, et al. · Journal of Chromatography A · 124
Strategies for speed optimisation in gas chromatography: an overview
1999 · Carl A. Cramers, Piet A. Leclercq · Journal of Chromatography A · 76
Essential Oil of Eaglewood Tree: a Product of Pathogenesis
2005 · Phatik Tamuli, Paran Boruah, et al. · Journal of Essential Oil Research · 69
A Laboratory Procedure for the Acetylation and Permethylation of Oligopeptides on the Microgram Scale
1971 · P. A. Leclercq, D. M. Desiderio · Analytical Letters · 64
Chemical Composition of the Oil of Ageratum conyzoides L. from Vietnam
1989 · Nguy[etilde]n Xuân Dũng, P. T. T. Tho, et al. · Journal of Essential Oil Research · 61
Optimum performance of capillary GC columns as a function of tube diameter and film thickness under various operating conditions. Computer program for calculation of H‐ū curves and minimum analysis times
1985 · P. A. Leclercq, C. A. Cramers · Journal of High Resolution Chromatography · 60
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Chemical ionization mass spectra of amino acids and derivatives. Occurrence and fragmentation of ion‐molecule reaction products
1973 · P. A. Leclercq, D. M. Desiderio · Organic Mass Spectrometry · 58
Essential Oils ofCurcuma longaL. from Bhutan
1997 · Rabin K. Sharma, Bhabani P. Misra, et al. · Journal of Essential Oil Research · 55
Composition of the Essential Oil ofEryngium foetidumL. from Vietnam
1992 · Piet A. Leclercq, Nguyêñ Xuân Duñg, et al. · Journal of Essential Oil Research · 52
Syn-anti isomerisation of 2,4-dinitrophenylhydrazones of volatile carbonyl compounds in capillary gas chromatographic-mass spectrometric analyses
1980 · V.P. Uralets, J.A. Rijks, et al. · Journal of Chromatography A · 47
Fast esterification of fatty acids with alkyl chloroformates. Optimization and application in gas chromatography
1990 · Petr Hušek, Jacques A. Rijks, et al. · Journal of High Resolution Chromatography · 46
Homologation of olefins with methane on transition metals
1992 · Tijs Koerts, Piet A. Leclercq, et al. · Journal of the American Chemical Society · 45
The Constituents of the Rhizome Oil ofZingiber zerumbet(L.) Sm. from Vietnam
1993 · Nguyêñ Xuãn Duñg, Trinh Diñh Chińh, et al. · Journal of Essential Oil Research · 41
High-speed GC-MS
1998 · Piet A. Leclercq, Carl A. Cramers · Mass Spectrometry Reviews · 40
Composition of the Seed Oil ofTrachyspermum ammi(L.) Sprague from Northeast India
1998 · Sadananda Choudhury, Riyazuddin Ahmed, et al. · Journal of Essential Oil Research · 36
Supercritical fluid extraction‐capillary gas chromatography: On‐line coupling with a programmed temperature vaporizer
1990 · Robert J. Houben, Hans‐Gerd M. Janssen, et al. · Journal of High Resolution Chromatography · 36
A high-speed gas chromatograph coupled to a time-of-flight mass analyzer
1994 · H. Wollnik, R. Becker, et al. · International Journal of Mass Spectrometry and Ion Processes · 35
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Considerations on Speed of Separation, Detection, and Identification Limits in Capillary GC and GC/MS
1988 · Carl A. Cramers, Piet A. Leclercq · C R C Critical Reviews in Analytical Chemistry · 35
Determination of the underivatized antineoplastic drugs cyclophosphamide and 5-fluorouracil and some their metabolites by capillary gas chromatography combined with electron-capture and nitrogen phosphorus selective detection
1983 · E.A.De Bruin, U.R. Tjaden, et al. · Journal of Chromatography A · 35
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Steam cracking of hydrocarbons. 5. Effect of thiophene on reaction kinetics and coking
1981 · Martin Bajus, Vaclav Vesely, et al. · Industrial & Engineering Chemistry Product Research and Development · 34
Analysis of divalent metal dialkyldithiocarbamates by gas chromatography and mass spectrometry
1979 · J. Jrupc̈ik, P.A. Leclercq, et al. · Journal of Chromatography A · 34
Characterization of the Essential Oil from Flower Heads ofSpilanthes acmella
1993 · R. N. Baruah, P. A. Leclercq · Journal of Essential Oil Research · 33
Gas chromatography-mass spectrometry and high-performance liquid chromatographic analyses of thermal degradation products of common plastics
1991 · Věra Pacáková, Piet A. Leclercq · Journal of Chromatography A · 33
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Works count: 228
Citation count: 3,102
H-index: 31
I10-index: 97
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