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Charles McEwen
Charles McEwen
Houghton Professor of Chemistry & Biochemistry, University of the Sciences; President MSTM, LLC and M&M Mass Spec Consulting, LLC
Verified email at usciences.edu - Homepage
Title
Cited by
Cited by
Year
Analysis of solids, liquids, and biological tissues using solids probe introduction at atmospheric pressure on commercial LC/MS instruments
CN McEwen, RG McKay, BS Larsen
Analytical Chemistry 77 (23), 7826-7831, 2005
7172005
C60 as a radical sponge
CN McEwen, RG McKay, BS Larsen
Journal of the American Chemical Society 114 (11), 4412-4414, 1992
2351992
Production of perfluoroalkylated nanospheres from buckminsterfullerene
PJ Fagan, PJ Krusic, CN McEwen, J Lazar, DH Parkert, N Herron, ...
Science 262 (5132), 404-407, 1993
1721993
Laserspray ionization, a new atmospheric pressure MALDI method for producing highly charged gas-phase ions of peptides and proteins directly from solid solutions
S Trimpin, ED Inutan, TN Herath, CN McEwen
Molecular & Cellular Proteomics 9 (2), 362-367, 2010
1662010
Comparison of most probable peak values as measured for polymer distributions by MALDI mass spectrometry and by size exclusion chromatography
C Jackson, B Larsen, C McEwen
Analytical Chemistry 68 (8), 1303-1308, 1996
1651996
Solvent assisted inlet ionization: an ultrasensitive new liquid introduction ionization method for mass spectrometry
VS Pagnotti, ND Chubatyi, CN McEwen
Analytical chemistry 83 (11), 3981-3985, 2011
1622011
The limitations of MALDI-TOF mass spectrometry in the analysis of wide polydisperse polymers
HCM Byrd, CN McEwen
Analytical chemistry 72 (19), 4568-4576, 2000
1602000
Mass spectrometry of synthetic polymers
PM Peacock, CN McEwen
Analytical chemistry 76 (12), 3417-3428, 2004
1552004
A mechanism for ionization of nonvolatile compounds in mass spectrometry: considerations from MALDI and inlet ionization
S Trimpin, B Wang, ED Inutan, J Li, CB Lietz, A Harron, VS Pagnotti, ...
Journal of The American Society for Mass Spectrometry 23 (10), 1644-1660, 2012
1402012
Determination of active hydrogen in organic compounds by chemical ionization mass spectrometry
DF Hunt, CN McEwen, RA Upham
Analytical chemistry 44 (7), 1292-1294, 1972
1361972
A Combination Atmospheric Pressure Lc/Ms: Gc/Ms Ion Source: Advantages of Dual Ap-Lc/Ms: Gc/Ms Instrumentation
CN McEwen, RG McKay
Journal of the American Society for Mass Spectrometry 16 (11), 1730-1738, 2005
1332005
Positive and negative chemical ionization mass spectrometry using a Townsend discharge ion source
DF Hunt, CN McEwen, TM Harvey
Analytical Chemistry 47 (11), 1730-1734, 1975
1301975
Analysis of the inhibition of the ergosterol pathway in fungi using the atmospheric solids analysis probe (ASAP) method
C McEwen, S Gutteridge
Journal of the American Society for Mass Spectrometry 18 (7), 1274-1278, 2007
1232007
Ionization mechanisms related to negative ion APPI, APCI, and DART
CN McEwen, BS Larsen
Journal of the American Society for Mass Spectrometry 20 (8), 1518-1521, 2009
1222009
New paradigm in ionization: multiply charged ion formation from a solid matrix without a laser or voltage
CN McEwen, VS Pagnotti, ED Inutan, S Trimpin
Analytical chemistry 82 (22), 9164-9168, 2010
1212010
Matrix-assisted laser desorption/ionization mass spectrometry method for selectively producing either singly or multiply charged molecular ions
S Trimpin, ED Inutan, TN Herath, CN McEwen
Analytical chemistry 82 (1), 11-15, 2010
1172010
Instrumental effects in the analysis of polymers of wide polydispersity by MALDI mass spectrometry
CN McEwen, C Jackson, BS Larsen
International journal of mass spectrometry and ion processes 160 (1-3), 387-394, 1997
1121997
The fundamentals of applying electrospray ionization mass spectrometry to low mass poly (methyl methacrylate) polymers
CN McEwen, WJ Simonsick, BS Larsen, K Ute, K Hatada
Journal of the American Society for Mass Spectrometry 6 (10), 906-911, 1995
1031995
CaCl3- or Ca2Cl4 Complexing Cyclic Aromatic Amide. Template Effect on Cyclization
YH Kim, J Calabrese, C McEwen
Journal of the American Chemical Society 118 (6), 1545-1546, 1996
961996
Chemical ionization mass spectrometry II. Diferentiation of primary, secondary, and tertiary amines
DF Hunt, CN McEwen, RA Upham
Tetrahedron Letters 12 (47), 4539-4542, 1971
871971
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