selected publications
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conference proceeding
- A Novel Approach to Atmospheric Measurements Using Gliding UASs. Lecture Notes in Artificial Intelligence. 10-15. 2014
- Alkyl nitrate distributions and seasonal variation of trace gases observed over the Pacific Ocean during the HIPPO mission. ACS National Meeting Book of Abstracts. 2013
- Recent developments on the star detector system at RHIC. Nuclear Physics A. 559C-563C. 1997
- PENNING TRAP EXPERIMENTS AT THE UNIVERSITY-OF-WASHINGTON AND AT NIST IN BOULDER. 98-107. 1990
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journal article
- Transpacific Transport of Asian Peroxyacetyl Nitrate (PAN) Observed from Satellite: Implications for Ozone. Environmental Science and Technology (Washington). 9760-9769. 2024
- The interhemispheric gradient of SF 6 in the upper troposphere. Atmospheric Chemistry and Physics. 689-705. 2024
- Intercomparison of Atmospheric Carbonyl Sulfide (TransCom-COS): 2. Evaluation of Optimized Fluxes Using Ground-Based and Aircraft Observations. Journal of Geophysical Research: Atmospheres. 2023
- A novel, cost-effective analytical method for measuring high-resolution vertical profiles of stratospheric trace gases using a gas chromatograph coupled with an electron capture detector. Atmospheric Measurement Techniques. 2851-2863. 2023
- N2O Temporal Variability from the Middle Troposphere to the Middle Stratosphere Based on Airborne and Balloon-Borne Observations during the Period 1987-2018. Atmosphere. 2023
- Pyrocumulonimbus affect average stratospheric aerosol composition. Science. 815-+. 2023
- Heterogeneity and chemical reactivity of the remote troposphere defined by aircraft measurements - corrected. Atmospheric Chemistry and Physics. 99-117. 2023
- Satellite measurements of peroxyacetyl nitrate from the Cross-Track Infrared Sounder: comparison with ATom aircraft measurements. Atmospheric Measurement Techniques. 3497-3511. 2022
- Long-range transport of Asian emissions to the West Pacific tropical tropopause layer. Journal of Atmospheric Chemistry. 81-100. 2022
- Continental-scale contributions to the global CFC-11 emission increase between 2012 and 2017. Atmospheric Chemistry and Physics. 2891-2907. 2022
- The NASA Atmospheric Tomography (ATom) Mission Imaging the Chemistry of the Global Atmosphere. Bulletin of the American Meteorological Society. E761-E790. 2022
- UAS Chromatograph for Atmospheric Trace Species (UCATS) - a versatile instrument for trace gas measurements on airborne platforms. Atmospheric Measurement Techniques. 6795-6819. 2021
- Tropospheric Age-of-Air: Influence of SF6 Emissions on Recent Surface Trends and Model Biases. Journal of Geophysical Research: Atmospheres. 2021
- Heterogeneity and chemical reactivity of the remote troposphere defined by aircraft measurements. Atmospheric Chemistry and Physics. 13729-13746. 2021
- Impact of stratospheric air and surface emissions on tropospheric nitrous oxide during ATom. Atmospheric Chemistry and Physics. 11113-11132. 2021
- Global-scale distribution of ozone in the remote troposphere from the ATom and HIPPO airborne field missions. Atmospheric Chemistry and Physics. 10611-10635. 2020
- Constraining remote oxidation capacity with ATom observations. Atmospheric Chemistry and Physics. 7753-7781. 2020
- Missing OH reactivity in the global marine boundary layer. Atmospheric Chemistry and Physics. 4013-4029. 2020
- Exploring Oxidation in the Remote Free Troposphere: Insights From Atmospheric Tomography (ATom). Journal of Geophysical Research: Atmospheres. 2020
- The influence of the stratospheric Quasi-Biennial Oscillation on trace gas levels at the Earth's surface. Nature Geoscience. 22-+. 2020
- Ocean Biogeochemistry Control on the Marine Emissions of Brominated Very Short-Lived Ozone-Depleting Substances: A Machine-Learning Approach. Journal of Geophysical Research: Atmospheres. 12319-12339. 2019
- Atmospheric Acetaldehyde: Importance of Air-Sea Exchange and a Missing Source in the Remote Troposphere. Geophysical Research Letters. 5601-5613. 2019
- SO2 Observations and Sources in the Western Pacific Tropical Tropopause Region. Journal of Geophysical Research: Atmospheres. 13549-13559. 2018
- An unexpected and persistent increase in global emissions of ozone-depleting CFC-11. Nature. 413-+. 2018
- Assessing stratospheric transport in the CMAM30 simulations using ACE-FTS measurements. Atmospheric Chemistry and Physics. 6801-6828. 2018
- Chemical evidence of inter-hemispheric air mass intrusion into the Northern Hemisphere mid-latitudes. Scientific Reports. 2018
- Modeling the inorganic bromine partitioning in the tropical tropopause layer over the eastern and western Pacific Ocean. Atmospheric Chemistry and Physics. 9917-9930. 2017
- Quantification of the SF6 lifetime based on mesospheric loss measured in the stratospheric polar vortex. Journal of Geophysical Research: Atmospheres. 4626-4638. 2017
- A new Differential Optical Absorption Spectroscopy instrument to study atmospheric chemistry from a high- altitude unmanned aircraft. Atmospheric Measurement Techniques. 1017-1042. 2017
- Probing the subtropical lowermost stratosphere and the tropical upper troposphere and tropopause layer for inorganic bromine. Atmospheric Chemistry and Physics. 1161-1186. 2017
- Model sensitivity studies of the decrease in atmospheric carbon tetrachloride. Atmospheric Chemistry and Physics. 15741-15754. 2016
- An idealized stratospheric model useful for understanding differences between long-lived trace gas measurements and global chemistry-climate model output. Journal of Geophysical Research: Atmospheres. 5356-5367. 2016
- Continued emissions of carbon tetrachloride from the United States nearly two decades after its phaseout for dispersive uses. Proceedings of the National Academy of Sciences of USA. 2880-2885. 2016
- A multi-model intercomparison of halogenated very short-lived substances (TransCom-VSLS): linking oceanic emissions and tropospheric transport for a reconciled estimate of the stratospheric source gas injection of bromine. Atmospheric Chemistry and Physics. 9163-9187. 2016
- Estimate of carbonyl sulfide tropical oceanic surface fluxes using Aura Tropospheric Emission Spectrometer observations. Journal of Geophysical Research: Atmospheres. 11012-11023. 2015
- Estimate of carbonyl sulfide tropical oceanic surface fluxes using Aura Tropospheric Emission Spectrometer observations. Journal of Geophysical Research: Atmospheres. 11012-11023. 2015
- Description and evaluation of tropospheric chemistry and aerosols in the Community Earth System Model (CESM1.2). Geoscientific Model Development. 1395-1426. 2015
- Improving stratospheric transport trend analysis based on SF6 and CO2 measurements. Journal of Geophysical Research: Atmospheres. 14110-14128. 2014
- Global emissions of refrigerants HCFC-22 and HFC-134a: Unforeseen seasonal contributions. Proceedings of the National Academy of Sciences of USA. 17379-17384. 2014
- Observational evidence for interhemispheric hydroxyl-radical parity. Nature. 219-223. 2014
- A Cost-Effective Trace Gas Measurement Program for Long-Term Monitoring of the Stratospheric Circulation. Bulletin of the American Meteorological Society. 147-155. 2014
- Evaluation of the airborne quantum cascade laser spectrometer (QCLS) measurements of the carbon and greenhouse gas suite - CO2, CH4, N2O, and CO - during the CalNex and HIPPO campaigns. Atmospheric Measurement Techniques. 1509-1526. 2014
- Global-scale seasonally resolved black carbon vertical profiles over the Pacific. Geophysical Research Letters. 5542-5547. 2013
- Tropospheric SF6: Age of air from the Northern Hemisphere midlatitude surface. Journal of Geophysical Research: Atmospheres. 11429-11441. 2013
- Dimethylsulphide (DMS) emissions from the western Pacific Ocean: a potential marine source for stratospheric sulphur?. Atmospheric Chemistry and Physics. 8427-8437. 2013
- Dimethylsulphide (DMS) emissionsfrom the West Pacific Ocean: a potential marine source for stratospheric sulphur? (vol 13, pg 8427, 2013). Atmospheric Chemistry and Physics. 8813-8814. 2013
- Atmospheric observations of Arctic Ocean methane emissions up to 82° north. Nature Geoscience. 318-321. 2012
- The contribution of natural and anthropogenic very short-lived species to stratospheric bromine. Atmospheric Chemistry and Physics. 371-380. 2012
- Tropospheric distribution and variability of N2O: Evidence for strong tropical emissions. Geophysical Research Letters. 2011
- Improving measurements of SF6 for the study of atmospheric transport and emissions. Atmospheric Measurement Techniques. 2441-2451. 2011
- Evidence for changes in stratospheric transport and mixing over the past three decades based on multiple data sets and tropical leaky pipe analysis. Journal of Geophysical Research: Atmospheres. 2010
- Calibration of the Total Carbon Column Observing Network using aircraft profile data. Atmospheric Measurement Techniques. 1351-1362. 2010
- Age of stratospheric air unchanged within uncertainties over the past 30 years. Nature Geoscience. 28-31. 2009
- Steady-state aerosol distributions in the extra-tropical, lower stratosphere and the processes that maintain them. Atmospheric Chemistry and Physics. 6617-6626. 2008
- Ozone loss derived from balloon-borne tracer measurements in the 1999/2000 Arctic winter. Atmospheric Chemistry and Physics. 1423-1436. 2005
- Horizontal variability 1-2 km below the tropical tropopause. Journal of Geophysical Research: Atmospheres. 2004
- Convective transport of reactive constituents to the tropical and rigid-latitude tropopause region: I. Observations. Atmospheric Environment. 1259-1274. 2004
- Balloonborne in situ gas chromatograph for measurements in the troposphere and stratosphere. Journal of Geophysical Research: Atmospheres. 2003
- Global tracer modeling during SOLVE: High-latitude descent and mixing. Journal of Geophysical Research: Atmospheres. 2002
- Chemical depletion of Arctic ozone in winter 1999/2000. Journal of Geophysical Research. 2002
- Chemical loss of ozone during the Arctic winter of 1999/2000: An analysis based on balloon-borne observations. Journal of Geophysical Research: Atmospheres. 2002
- Descent and mixing in the 1999-2000 northern polar vortex inferred from in situ tracer measurements. Journal of Geophysical Research: Atmospheres. 2002
- Tracer-based determination of vortex descent in the 1999/2000 Arctic winter. Journal of Geophysical Research: Atmospheres. 2002
- Mean ages of stratospheric air derived from in situ observations of CO2, CH4, and N2O. Journal of Geophysical Research: Atmospheres. 32295-32314. 2001
- In situ measurements of HNO3, NOy, NO, and O-3 in the lower stratosphere and upper troposphere. Atmospheric Environment. 5789-5797. 2001
- Severe chemical ozone loss inside the Arctic Polar Vortex during winter 1999-2000 inferred from in-situ airborne measurements (vol 28, pg 2197, 2001). Geophysical Research Letters. 3167-3167. 2001
- Severe chemical ozone loss inside the Arctic polar vortex during winter 1999-2000 inferred from in situ airborne measurements. Geophysical Research Letters. 2197-2200. 2001
- In situ measurements of long-lived trace gases in the lower stratosphere by gas chromatography. Journal of Atmospheric and Oceanic Technology. 1195-1204. 2001
- Transport into the Northern Hemisphere lowermost stratosphere revealed by in situ tracer measurements. Journal of Geophysical Research: Atmospheres. 26565-26580. 1999
- Dynamical localization of ultracold sodium atoms. Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics . 3881-3895. 1999
- Closure of the total hydrogen budget of the northern extratropical lower stratosphere. Journal of Geophysical Research: Atmospheres. 8191-8200. 1999
- An experimental realization of the quantum delta-kicked rotor. Quantum and Semiclassical Optics. 687-692. 1996
- Can a single-pulse standing wave induce chaos in atomic motion?. Physical Review Letters. 3304-3307. 1996
- ATOM OPTICS REALIZATION OF THE QUANTUM DELTA-KICKED ROTOR. Physical Review Letters. 4598-4601. 1995
- STUDY OF QUANTUM DYNAMICS IN THE TRANSITION FROM CLASSICAL STABILITY TO CHAOS. Physical Review Letters. 3963-3966. 1995
- QUANTUM PROJECTION NOISE - POPULATION FLUCTUATIONS IN 2-LEVEL SYSTEMS (VOL 47, PG 3554, 1993). Physical Review A: Atomic, Molecular and Optical Physics. 1717-1717. 1995
- OBSERVATION OF DYNAMICAL LOCALIZATION IN ATOMIC MOMENTUM-TRANSFER - A NEW TESTING GROUND FOR QUANTUM CHAOS. Physical Review Letters. 2974-2977. 1994
- ELECTROSTATIC MODES AS A DIAGNOSTIC IN PENNING-TRAP EXPERIMENTS. Physical Review A: Atomic, Molecular and Optical Physics. 3842-3853. 1994
- ELECTROSTATIC MODES OF ION-TRAP PLASMAS. Physical Review A: Atomic, Molecular and Optical Physics. 525-545. 1993
- QUANTUM PROJECTION NOISE - POPULATION FLUCTUATIONS IN 2-LEVEL SYSTEMS. Physical Review A: Atomic, Molecular and Optical Physics. 3554-3570. 1993
- HIGH-ORDER MULTIPOLE EXCITATION OF A BOUND ELECTRON. Physical Review Letters. 2553-2556. 1993
- PRECISE SPECTROSCOPY FOR FUNDAMENTAL PHYSICS. Hyperfine Interactions. 211-220. 1993
- QUANTUM MEASUREMENTS OF TRAPPED IONS. New Astronomy Reviews. 169-183. 1993
- SPIN SQUEEZING AND REDUCED QUANTUM NOISE IN SPECTROSCOPY. Physical Review A: Atomic, Molecular and Optical Physics. R6797-R6800. 1992
- CYCLOTRON-RESONANCE WITH 10(-11) RESOLUTION - ANHARMONIC DETECTION AND BEATING A COHERENT DRIVE WITH THE NOISE. Physical Review A: Atomic, Molecular and Optical Physics. 2653-2667. 1992
- LOW ORDER MODES OF AN ION CLOUD IN A PENNING TRAP. Physica Scripta: an international journal for experimental and theoretical physics. 282-284. 1992
- ROTATIONAL EQUILIBRIA AND LOW-ORDER MODES OF A NONNEUTRAL ION PLASMA. Physical Review Letters. 2080-2083. 1991
- NUMBER DEPENDENCY IN THE COMPENSATED PENNING TRAP. Physical Review A: Atomic, Molecular and Optical Physics. 6308-6313. 1989
- PHYSICS ACCESSIBLE THROUGH ULTRAHIGH RESOLUTION TRAPPED ION MASS-SPECTROSCOPY. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 425-430. 1989
- GROUND-STATE LAMB SHIFT OF HYDROGEN-LIKE URANIUM VIA RF MASS-SPECTROSCOPY. Physica Scripta: an international journal for experimental and theoretical physics. 294-295. 1988
- MICROWAVE-CAVITY MODES DIRECTLY OBSERVED IN A PENNING TRAP. Physical Review A: Atomic, Molecular and Optical Physics. 3455-3456. 1987
- VARIABLE MAGNETIC BOTTLE FOR PRECISION GEONIUM EXPERIMENTS. Review of Scientific Instruments. 593-597. 1986
- NEW MEASUREMENT OF THE PROTON ELECTRON MASS RATIO. International journal of mass spectrometry and ion processes. 327-337. 1985