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Papers authored by Armstrong DW

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Antimony(III)-D, L-Tartrates Exhibit Proton-Assisted Enantioselective Binding in Solution and in the Gas Phase.

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Wijeratne AB, Spencer SE, Gracia J, Armstrong DW, and Schug KA

Journal of the American Society for Mass Spectrometry 20(11):2100-5, 2009 Nov - Who cited this? | PubMed ID: 19683939 | Fulltext

A second-generation ionic liquid matrix-assisted laser desorption/ionization matrix for effective mass spectrometric analysis of biodegradable polymers.

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Berthod A, Crank JA, Rundlett KL, and Armstrong DW

Rapid communications in mass spectrometry : RCM 23(21):3409-22, 2009 Nov - Who cited this? | PubMed ID: 19810122 | Fulltext

Slowing DNA Translocation through Nanopores Using a Solution Containing Organic Salts.

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de Zoysa RS, Jayawardhana DA, Zhao Q, Wang D, Armstrong DW, and Guan X

The journal of physical chemistry. B 113(40):13332-6, 2009 Oct 8 - Who cited this? | PubMed ID: 19736966 | Fulltext

High-performance liquid chromatographic chiral separation of beta2-homoamino acids.

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Pataj Z, Berkecz R, Ilisz I, Misicka A, Tymecka D, Fülöp F, Armstrong DW, and Péter A

Chirality 21(9):787-98, 2009 Oct - Who cited this? | PubMed ID: 18979532 | Fulltext

Towards a Second Generation of Ionic Liquid Matrices (ILMs) for MALDI-MS of Peptides, Proteins, and Carbohydrates.

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Crank JA and Armstrong DW

Journal of the American Society for Mass Spectrometry 20(10):1790-800, 2009 Oct - Who cited this? | PubMed ID: 19665903 | Fulltext

Influence of chiral ionic liquids on stereoselective fluorescence quenching by photoinduced electron transfer in a naproxen dyad.

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Bose S, Wijeratne AB, Thite A, Kraus GA, Armstrong DW, and Petrich JW

The journal of physical chemistry. B 113(31):10825-9, 2009 Aug 6 - Who cited this? | PubMed ID: 19594143 | Fulltext

The role of pi-acidic and pi-basic chiral stationary phases in the high-performance liquid chromatographic enantioseparation of unusual beta-amino acids.

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Ilisz I, Berkecz R, Forró E, Fülöp F, Armstrong DW, and Péter A

Chirality 21(3):339-48, 2009 Mar - Who cited this? | PubMed ID: 18553499 | Fulltext

The Evaluation and Comparison of Trigonal and Linear Tricationic Ion-Pairing Reagents for the Detection of Anions in Positive Mode ESI-MS.

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Warnke MM, Breitbach ZS, Dodbiba E, Wanigasekara E, Zhang X, Sharma P, and Armstrong DW

Journal of the American Society for Mass Spectrometry 20(3):529-38, 2009 Mar - Who cited this? | PubMed ID: 19110441 | Fulltext

Positive mode electrospray ionization mass spectrometry of bisphosphonates using dicationic and tricationic ion-pairing agents.

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Warnke MM, Breitbach ZS, Dodbiba E, Crank JA, Payagala T, Sharma P, Wanigasekara E, Zhang X, and Armstrong DW

Analytica chimica acta 633(2):232-7, 2009 Feb 9 - Who cited this? | PubMed ID: 19166727 | Fulltext

High-performance liquid chromatographic enantioseparation of 2-aminomono- and dihydroxycyclopentanecarboxylic and 2-aminodihydroxycyclohexanecarboxylic acids on macrocyclic glycopeptide-based phases.

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Berkecz R, Ilisz I, Benedek G, Fülöp F, Armstrong DW, and Péter A

Journal of chromatography. A 1216(6):927-32, 2009 Feb 6 - Who cited this? | PubMed ID: 19110257 | Fulltext

Nanopore stochastic detection of a liquid explosive component and sensitizers using boromycin and an ionic liquid supporting electrolyte.

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Jayawardhana DA, Crank JA, Zhao Q, Armstrong DW, and Guan X

Analytical chemistry 81(1):460-4, 2009 Jan 1 - Who cited this? | PubMed ID: 19055422 | Fulltext

Trigonal tricationic ionic liquids: a generation of gas chromatographic stationary phases.

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Payagala T, Zhang Y, Wanigasekara E, Huang K, Breitbach ZS, Sharma PS, Sidisky LM, and Armstrong DW

Analytical chemistry 81(1):160-73, 2009 Jan 1 - Who cited this? | PubMed ID: 19067539 | Fulltext

Comparison of performance of Chirobiotic T, T2 and TAG columns in the separation of beta(2)- and beta(3)-homoamino acids.

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Pataj Z, Ilisz I, Berkecz R, Misicka A, Tymecka D, Fülöp F, Armstrong DW, and Péter A

Journal of separation science 31(21):3688-97, 2008 Dec - Who cited this? | PubMed ID: 18956385 | Fulltext

The determination of glutathione-4-hydroxynonenal (GSHNE), E-4-hydroxynonenal (HNE), and E-1-hydroxynon-2-en-4-one (HNO) in mouse liver tissue by LC-ESI-MS.

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Warnke MM, Wanigasekara E, Singhal SS, Singhal J, Awasthi S, and Armstrong DW

Analytical and bioanalytical chemistry 392(7-8):1325-33, 2008 Dec - Who cited this? | PubMed ID: 18815773 | Fulltext

Evaluation of Flexible Linear Tricationic Salts as Gas-Phase Ion-Pairing Reagents for the Detection of Divalent Anions in Positive Mode ESI-MS.

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Breitbach ZS, Warnke MM, Wanigasekara E, Zhang X, and Armstrong DW

Analytical chemistry 80(22):8828-34, 2008 Nov 15 - Who cited this? | PubMed ID: 18937427 | Fulltext

RLIP76 in Defense of Radiation Poisoning.

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Singhal J, Singhal SS, Yadav S, Suzuki S, Warnke MM, Yacoub A, Dent P, Bae S, Sharma R, Awasthi YC, Armstrong DW, and Awasthi S

International journal of radiation oncology, biology, physics 72(2):553, 2008 Oct 1 - Who cited this? | PubMed ID: 18793957 | Fulltext

Characterization and utilization of a novel triflate ionic liquid stationary phase for use in comprehensive two-dimensional gas chromatography.

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Reid VR, Crank JA, Armstrong DW, and Synovec RE

Journal of separation science 31(19):3429-36, 2008 Oct - Who cited this? | PubMed ID: 18798215 | Fulltext

A Fundamental Study on Electrowetting by Traditional and Multifunctional Ionic Liquids: Possible Use in Electrowetting on Dielectric-Based Microfluidic Applications.

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Nanayakkara YS, Moon H, Payagala T, Wijeratne AB, Crank JA, Sharma PS, and Armstrong DW

Analytical chemistry, 2008 Sep 25 - Who cited this? | PubMed ID: 18816069 | Fulltext

Enantiomeric separation of chiral ruthenium(II) complexes using capillary electrophoresis.

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Jiang C, Tong MY, Armstrong DW, Perera S, Bao Y, and Macdonnell FM

Chirality, 2008 Aug 12 - Who cited this? | PubMed ID: 18698644 | Fulltext

Influence of chiral ionic liquids on the excited-state properties of naproxen analogs.

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Adhikary R, Bose S, Mukherjee P, Thite A, Kraus GA, Wijeratne AB, Sharma PS, Armstrong DW, and Petrich JW

The journal of physical chemistry. B 112(25):7555-9, 2008 Jun 26 - Who cited this? | PubMed ID: 18543868 | Fulltext

Rapid baseline separation of enantiomers and a mesoform of all-trans-astaxanthin, 13-cis-astaxanthin, adonirubin, and adonixanthin in standards and commercial supplements.

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Wang C, Armstrong DW, and Chang CD

Journal of chromatography. A 1194(2):172-7, 2008 Jun 20 - Who cited this? | PubMed ID: 18486137 | Fulltext

Combined capillary electrophoresis and DNA-fluorescence in situ hybridization for rapid molecular identification of Salmonella Typhimurium in mixed culture.

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Lantz AW, Brehm-Stecher BF, and Armstrong DW

Electrophoresis 29(12):2477-84, 2008 Jun - Who cited this? | PubMed ID: 18494031 | Fulltext

The use of cationic surfactants and ionic liquids in the detection of microbial contamination by capillary electrophoresis.

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Bao Y, Lantz AW, Crank JA, Huang J, and Armstrong DW

Electrophoresis 29(12):2587-92, 2008 Jun - Who cited this? | PubMed ID: 18576403 | Fulltext

Considerations on HILIC and polar organic solvent-based separations: use of cyclodextrin and macrocyclic glycopetide stationary phases.

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Wang C, Jiang C, and Armstrong DW

Journal of separation science 31(11):1980-90, 2008 Jun - Who cited this? | PubMed ID: 18615818 | Fulltext

Methods for studying reaction kinetics in gas chromatography, exemplified by using the 1-chloro-2,2-dimethylaziridine interconversion reaction.

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Krupcík J, Mydlová J, Májek P, Simon P, and Armstrong DW

Journal of chromatography. A 1186(1-2):144-60, 2008 Apr 4 - Who cited this? | PubMed ID: 18243224 | Fulltext

Evaluating the Use of Tricationic Reagents for the Detection of Doubly Charged Anions in the Positive Mode by ESI-MS.

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Soukup-Hein RJ, Remsburg JW, Breitbach ZS, Sharma PS, Payagala T, Wanigasekara E, Huang J, and Armstrong DW

Analytical chemistry 80(7):2612-6, 2008 Apr 1 - Who cited this? | PubMed ID: 18315009 | Fulltext

Dynamic Solvation in Phosphonium Ionic Liquids: Comparison of Bulk and Micellar Systems and Considerations for the Construction of the Solvation Correlation Function, C(t).

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Mukherjee P, Crank JA, Sharma PS, Wijeratne AB, Adhikary R, Bose S, Armstrong DW, and Petrich JW

The journal of physical chemistry. B 112(11):3390-6, 2008 Mar 20 - Who cited this? | PubMed ID: 18298112 | Fulltext

Characterization of phosphonium ionic liquids through a linear solvation energy relationship and their use as GLC stationary phases.

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Breitbach ZS and Armstrong DW

Analytical and bioanalytical chemistry 390(6):1605-17, 2008 Mar - Who cited this? | PubMed ID: 18274737 | Fulltext

Evaluation of Dicationic Reagents for Their Use in Detection of Anions Using Positive Ion Mode ESI-MS Via Gas Phase Ion Association.

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Remsburg JW, Soukup-Hein RJ, Crank JA, Breitbach ZS, Payagala T, and Armstrong DW

Journal of the American Society for Mass Spectrometry 19(2):261-9, 2008 Feb - Who cited this? | PubMed ID: 18077180 | Fulltext

Comprehensive two-dimensional gas chromatography using a high-temperature phosphonium ionic liquid column.

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Seeley JV, Seeley SK, Libby EK, Breitbach ZS, and Armstrong DW

Analytical and bioanalytical chemistry 390(1):323, 2008 Jan - Who cited this? | PubMed ID: 17972065 | Fulltext

Test of a single-item posttraumatic stress disorder screener in a military primary care setting.

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Gore KL, Engel CC, Freed MC, Liu X, and Armstrong DW

General hospital psychiatry 30(5):391-7, 2008 - Who cited this? | PubMed ID: 18774421 | Fulltext

PEG-linked geminal dicationic ionic liquids as selective, high-stability gas chromatographic stationary phases.

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Huang K, Han X, Zhang X, and Armstrong DW

Analytical and bioanalytical chemistry 389(7-8):2265-75, 2007 Dec - Who cited this? | PubMed ID: 17899023 | Fulltext

Enantiomeric Separations of Ruthenium(II) Polypyridyl Complexes Using High-Performance Liquid Chromatography (HPLC) with Cyclodextrin Chiral Stationary Phases (CSPs).

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Sun P, Krishnan A, Yadav A, Singh S, Macdonnell FM, and Armstrong DW

Inorganic chemistry 46(24):10312-20, 2007 Nov 26 - Who cited this? | PubMed ID: 17973368 | Fulltext

Empirical observations and mechanistic insights on the first boron-containing chiral selector for LC and supercritical fluid chromatography.

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Wang C, Armstrong DW, and Risley DS

Analytical chemistry 79(21):8125-35, 2007 Nov 1 - Who cited this? | PubMed ID: 17892273 | Fulltext

Ionic liquids in separations.

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Han X and Armstrong DW

Accounts of chemical research 40(11):1079-86, 2007 Nov - Who cited this? | PubMed ID: 17910515 | Fulltext

A general, positive ion mode ESI-MS approach for the analysis of singly charged inorganic and organic anions using a dicationic reagent.

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Soukup-Hein RJ, Remsburg JW, Dasgupta PK, and Armstrong DW

Analytical chemistry 79(19):7346-52, 2007 Oct 1 - Who cited this? | PubMed ID: 17722882 | Fulltext

Could linear solvation energy relationships give insights into chiral recognition mechanisms? 1. Pi-pi and charge interaction in the reversed versus the normal phase mode.

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Berthod A, Mitchell CR, and Armstrong DW

Journal of chromatography. A 1166(1-2):61-9, 2007 Sep 28 - Who cited this? | PubMed ID: 17719054 | Fulltext

Could linear solvation energy relationships give insights into chiral recognition mechanisms? 2. Characterization of macrocyclic glycopeptide stationary phases.

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Mitchell CR, Armstrong DW, and Berthod A

Journal of chromatography. A 1166(1-2):70-8, 2007 Sep 28 - Who cited this? | PubMed ID: 17719593 | Fulltext

High-performance liquid chromatographic separation of stereoisomers of N-phthaloyl-protected amino acids and dipeptidomimetics.

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Ilisz I, Ballet S, Van Rompaey K, De Wachter R, Tourwé D, Armstrong DW, and Péter A

Journal of separation science 30(12):1881-7, 2007 Aug - Who cited this? | PubMed ID: 17638345 | Fulltext

Dicationic ionic liquid stationary phase for GC-MS analysis of volatile compounds in herbal plants.

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Qi M and Armstrong DW

Analytical and bioanalytical chemistry 388(4):889-99, 2007 Jun - Who cited this? | PubMed ID: 17492276 | Fulltext

Gas chromatographic determination of the interconversion energy barrier for dialkyl 2,3-pentadienedioate enantiomers.

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Mydlová J, Krupcík J, Májek P, Skacáni I, Jakubík T, Sandra P, and Armstrong DW

Journal of chromatography. A 1150(1-2):124-30, 2007 May 25 - Who cited this? | PubMed ID: 17379233 | Fulltext

On-line preconcentration of weak electrolytes by electrokinetic accumulation in CE: experiment and simulation.

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Horáková J, Petr J, Maier V, Tesarová E, Veis L, Armstrong DW, Gas B, and Sevcík J

Electrophoresis 28(10):1540, 2007 May - Who cited this? | PubMed ID: 17447246 | Fulltext

Preparation and evaluation of a new synthetic polymeric chiral stationary phase for HPLC based on the trans-9,10-dihydro-9,10-ethanoanthracene-(11S,12S)-11,12-dicarboxylic acid bis-4-vinylphenylamide monomer.

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Han X, Wang C, He L, Beesley TE, and Armstrong DW

Analytical and bioanalytical chemistry 387(8):2681-97, 2007 Apr - Who cited this? | PubMed ID: 17318520 | Fulltext

Resolution of enantiomers in solution and determination of the chirality of extended metal atom chains.

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Armstrong DW, Cotton FA, Petrovic AG, Polavarapu PL, and Warnke MM

Inorganic chemistry 46(5):1535-7, 2007 Mar 5 - Who cited this? | PubMed ID: 17269764 | Fulltext

Enantioseparation of extended metal atom chain complexes: unique compounds of extraordinarily high specific rotation.

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Warnke MM, Cotton FA, and Armstrong DW

Chirality 19(3):179-83, 2007 Mar - Who cited this? | PubMed ID: 17192837 | Fulltext

Single-cell detection: test of microbial contamination using capillary electrophoresis.

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Lantz AW, Bao Y, and Armstrong DW

Analytical chemistry 79(4):1720-4, 2007 Feb 15 - Who cited this? | PubMed ID: 17297979 | Fulltext

Highly efficient asymmetric direct stoichiometric aldol reactions on/in water.

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Huang J, Zhang X, and Armstrong DW

Angewandte Chemie (International ed. in English) 46(47):9073-7, 2007 - Who cited this? | PubMed ID: 17960544 | Fulltext

Rapid determination of complex mixtures by dual-column gas chromatography with a novel stationary phase combination and spectrometric detection.

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Lambertus GR, Crank JA, McGuigan ME, Kendler S, Armstrong DW, and Sacks RD

Journal of chromatography. A 1135(2):230-40, 2006 Dec 1 - Who cited this? | PubMed ID: 17064715 | Fulltext

Determination of the interconversion energy barrier of 2,3-pentadienedioic acid enantiomers by HPLC. 2. On-column interconversion.

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Mydlová J, Fedurcová A, Lehotay J, Krupcík J, Májek P, Armstrong DW, He BL, and Cotton FA

Journal of separation science 29(17):2594-9, 2006 Nov - Who cited this? | PubMed ID: 17313099 | Fulltext

Veterans and functional status transitions in older Americans.

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Liu X, Engel C, Kang H, and Armstrong DW

Military medicine 171(10):943-9, 2006 Oct - Who cited this? | PubMed ID: 17076444 | Fulltext

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