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Randy Norheim
Randy Norheim
Verified email at pnnl.gov - Homepage
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Cited by
Year
Serpentine ultralong path with extended routing (SUPER) high resolution traveling wave ion mobility-MS using structures for lossless ion manipulations
L Deng, IK Webb, SVB Garimella, AM Hamid, X Zheng, RV Norheim, ...
Analytical chemistry 89 (8), 4628-4634, 2017
1942017
Ultra-high resolution ion mobility separations utilizing traveling waves in a 13 m serpentine path length structures for lossless ion manipulations module
L Deng, YM Ibrahim, AM Hamid, SVB Garimella, IK Webb, X Zheng, ...
Analytical chemistry 88 (18), 8957-8964, 2016
1572016
Experimental evaluation and optimization of structures for lossless ion manipulations for ion mobility spectrometry with time-of-flight mass spectrometry
IK Webb, SVB Garimella, AV Tolmachev, TC Chen, X Zhang, RV Norheim, ...
Analytical chemistry 86 (18), 9169-9176, 2014
1142014
Development of a new ion mobility time-of-flight mass spectrometer
YM Ibrahim, ES Baker, WF Danielson III, RV Norheim, DC Prior, ...
International journal of mass spectrometry 377, 655-662, 2015
1132015
Ion mobility separations of isomers based upon long path length structures for lossless ion manipulations combined with mass spectrometry
L Deng, YM Ibrahim, ES Baker, NA Aly, AM Hamid, X Zhang, X Zheng, ...
ChemistrySelect 1 (10), 2396-2399, 2016
1112016
High-definition differential ion mobility spectrometry with resolving power up to 500
AA Shvartsburg, TA Seim, WF Danielson, R Norheim, RJ Moore, ...
Journal of the American Society for Mass Spectrometry 24 (1), 109-114, 2012
902012
SLIM ultrahigh resolution ion mobility spectrometry separations of isotopologues and isotopomers reveal mobility shifts due to mass distribution changes
R Wojcik, G Nagy, IK Attah, IK Webb, SVB Garimella, KK Weitz, ...
Analytical chemistry 91 (18), 11952-11962, 2019
892019
Characterization of traveling wave ion mobility separations in structures for lossless ion manipulations
AM Hamid, YM Ibrahim, SVB Garimella, IK Webb, L Deng, TC Chen, ...
Analytical chemistry 87 (22), 11301-11308, 2015
822015
Development of an ion mobility spectrometry-orbitrap mass spectrometer platform
YM Ibrahim, SVB Garimella, SA Prost, R Wojcik, RV Norheim, ES Baker, ...
Analytical chemistry 88 (24), 12152-12160, 2016
732016
Ion trapping, storage, and ejection in structures for lossless ion manipulations
X Zhang, SVB Garimella, SA Prost, IK Webb, TC Chen, K Tang, ...
Analytical chemistry 87 (12), 6010-6016, 2015
582015
Design and performance of a high-flux electrospray ionization source for ion soft landing
KDD Gunaratne, V Prabhakaran, YM Ibrahim, RV Norheim, GE Johnson, ...
Analyst 140 (9), 2957-2963, 2015
572015
Ultra-high-resolution ion mobility separations over extended path lengths and mobility ranges achieved using a multilevel structures for lossless ion manipulations module
AL Hollerbach, A Li, A Prabhakaran, G Nagy, CP Harrilal, CR Conant, ...
Analytical chemistry 92 (11), 7972-7979, 2020
562020
Achieving high resolution ion mobility separations using traveling waves in compact multiturn structures for lossless ion manipulations
AM Hamid, SVB Garimella, YM Ibrahim, L Deng, X Zheng, IK Webb, ...
Analytical chemistry 88 (18), 8949-8956, 2016
562016
Mobility-resolved ion selection in uniform drift field ion mobility spectrometry/mass spectrometry: dynamic switching in structures for lossless ion manipulations
IK Webb, SVB Garimella, AV Tolmachev, TC Chen, X Zhang, JT Cox, ...
Analytical chemistry 86 (19), 9632-9637, 2014
522014
Compression ratio ion mobility programming (CRIMP) accumulation and compression of billions of ions for ion mobility-mass spectrometry using traveling waves in structures for …
L Deng, SVB Garimella, AM Hamid, IK Webb, IK Attah, RV Norheim, ...
Analytical chemistry 89 (12), 6432-6439, 2017
492017
Mobility-selected ion trapping and enrichment using structures for lossless ion manipulations
TC Chen, YM Ibrahim, IK Webb, SVB Garimella, X Zhang, AM Hamid, ...
Analytical chemistry 88 (3), 1728-1733, 2016
442016
Squeezing of ion populations and peaks in traveling wave ion mobility separations and structures for lossless ion manipulations using compression ratio ion mobility programming
SVB Garimella, AM Hamid, L Deng, YM Ibrahim, IK Webb, ES Baker, ...
Analytical chemistry 88 (23), 11877-11885, 2016
422016
Greatly increasing trapped ion populations for mobility separations using traveling waves in structures for lossless ion manipulations
L Deng, YM Ibrahim, SVB Garimella, IK Webb, AM Hamid, RV Norheim, ...
Analytical chemistry 88 (20), 10143-10150, 2016
272016
Rectangular ion funnel: a new ion funnel interface for structures for lossless ion manipulations
TC Chen, IK Webb, SA Prost, MB Harrer, RV Norheim, K Tang, ...
Analytical chemistry 87 (1), 716-722, 2015
222015
A structures for lossless ion manipulations (SLIM) module for collision induced dissociation
IK Webb, SVB Garimella, RV Norheim, ES Baker, YM Ibrahim, RD Smith
Journal of The American Society for Mass Spectrometry 27 (7), 1285-1288, 2016
212016
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