Research Articles in English

2023

87. D. Asakawa*

Submitted,

86. D. Asakawa*, R. Yamamoto, N. Hanari, K. Saikusa

Differences in the Internal Energies of Ions in Electrospray Ionization Mass Spectrometers Equipped with Capillary-Skimmer and Capillary-RF Lens Interfaces

Anal. Methods, in press,

85. K. Saikusa*, D. Asakawa, S. Fuchigami, S. Akashi

Evaluation for Ion Heating of H2A-H2B Dimer in Ion Mobility Spectrometry Mass Spectrometry

Mass Spectrom., in press,

84. D. Asakawa*, K. Saikusa

Phentafluorobenzylpyridinium: New Thermometer Ion for Characterizing the Ions Produced by Collisional Activation During Tandem Mass Spectrometry

Anal. Sci. in press,

83. D. Asakawa*

Phenyl Sulfate Derivatives: New Thermometer Ions for Characterization of Internal Energy of Negative Ions Produced by Electrospray Ionization

J. Am. Soc. Mass Spectromvol. 34, p435-440.

2022

82. D. Asakawa*, K. Todoroki, H. Mizuno

Fragmentation of Protonated Histamine and Histidine by Electrospray Ionization In-Source Collision-Induced Dissociation

J. Am. Soc. Mass Spectromvol. 33, p1716-1722.

 URL: https://doi/10.1021/jasms.2c00140

81. D. Asakawa*, K. Saikusa

Characterization of the Internal Energy of Ions Produced by Electrospray Ionization Using Substituted Benzyl Ammonium Thermometer Ions

J. Am. Soc. Mass Spectrom. vol. 33, p1548-1554.

URL: https://doi/10.1021/jasms.2c00116

80. D. Asakawa*, T. Hosokai, Y. Nakayama

Experimental and Theoretical Investigation of MALDI In-Source Decay of Peptides with a Reducing Matrix: What Is the Initial Fragmentation Step?

J. Am. Soc. Mass Spectrom. vol. 33, p1011-1021.

URL: https://doi.org/10.1021/jasms.2c00066

79. D. Asakawa*, H. Takahashi, S. Iwamoto, K. Tanaka

Hot Hydrogen Atom Irradiation of Protonated/Deprotonated Peptide in an Ion Trap Facilitates Fragmentation through Heated Radical Formation

J. Am. Chem. Soc. vol. 144, p3020-3028

URL:https://doi: 10.1021/jacs.1c11081

78. D. Asakawa*, K. Saikusa

Fragmentation Efficiency of Phenethylamines in Electrospray Ionization Source Estimated by Theoretical Chemistry Calculation

J. Mass Spectrom. vol. 57, p4802e (10 pages)

URL:https://doi.org/10.1002/jms.4802

2021 

77D. Asakawa*, E. Sugiyama, H. Mizuno, K. Todoroki

Study of Substituted Phenethylamine Fragmentation Induced by Electrospray Ionization Mass Spectrometry and Its Application for Highly Sensitive Analysis of Neurotransmitters in Biological Samples

J. Am. Soc. Mass Spectrom. vol. 32, p2144-2152

URL:https://doi.org/10.1021/jasms.1c00173

76. D. Asakawa*, H. Mizuno, E. Sugiyama, K. Todoroki

Fragmentation Study of Tryptophan-Derived Metabolites Induced by Electrospray Ionization Mass Spectrometry for Highly Sensitive and Accurate Analysis

Analyst vol. 146, p2292-2300

URL:https://doi.org/10.1039/D0AN02069A

75D. Asakawa*

Cooperative Dissociation of Peptide Backbones and Side-Chains during Matrix-Assisted Laser Desorption/Ionization In-Source Decay Mediated by Hydrogen Abstraction

J. Mass Spectrom. vol. 56, e4530 (11 pages)

URL:https://doi.org/10.1002/jms.4530

74. S. Fukui, E. Sugiyama, H. Mizuno, I. Sakane, D. Asakawa, K. Saikusa, Y. Nishiya, Y. Amano, K. Takahara, D. Higo, T. Toyo'oka, K. Todoroki*

Rapid chiral discrimination of oncometabolite dl-2-hydroxyglutaric acid using derivatization and field asymmetric waveform ion mobility spectrometry/mass spectrometry

J. Sep. Sci. vol. 44, p 3489-3496

URL:https://doi.org/10.1002/jssc.202100350

2020

73. D. Asakawa*, H. Takahashi, S. Iwamoto, K. Tanaka

Gas-Phase Peptide Fragmentation Induced by Hydrogen Attachment, from Principle to Sequencing of Amide Nitrogen Methylated Peptides

Anal. Chem. vol. 92, p15773-15780

URL:https://doi.org/10.1021/acs.analchem.0c02766

72. D. Asakawa*, H. Mizuno, E. Sugiyama, K. Todoroki

In-Source Fragmentation of Phenethylamines by Electrospray Ionization Mass Spectrometry: Toward Highly Sensitive Quantitative Analysis of Monoamine Neurotransmitters

Anal. Chem. vol. 92, p12033-12039

URL: https://doi.org/10.1021/acs.analchem.0c02667

71. D. Asakawa*

Ultraviolet-Laser-Induced Electron Transfer from Peptides to an Oxidizing Matrix: Study of the First Step of MALDI In-Source Decay Mass Spectrometry

J. Am. Soc. Mass Spectrom. vol. 31, p1918-1926

URL:https://doi.org/10.1021/jasms.0c00186

70. E. Takahashi*, D. Asakawa, Y. Nagano, T. Kitagawa, T. Nakamura, M. Nishioka, F. Kawashima, M. Nakano

Investigation of the Knocking Intensity Mitigation Mechanism due to Dielectric Barrier Discharge

Int. J. Automot. Eng. vol. 11, p75-82

URL:https://doi.org/10.20485/jsaeijae.11.3_75

69. D. Asakawa*, N. Saito、E. Takahashi

Mass Spectrometric Characterization of the Partial Oxidation Process of a Gasoline Surrogate Induced by a Dielectric Barrier Discharge

J. Phys. Chem. A vol. 124, p2019-2028

URL:https://dx.doi.org/10.1021/acs.jpca.9b11806

68. D. Asakawa*, H. Takahashi, S. Iwamoto, K. Tanaka

Characterization of Polyethers using Tandem Mass Spectrometry with Hydrogen Abstraction Dissociation and Thermal Activation

J. Am. Soc. Mass Spectrom. vol. 31, p450-457

URL:https://doi.org/10.1021/jasms.9b00148

67. H. Takahashi*, Y. Shimabukuro, D. Asakawa, A. Korenaga, M. Yamada, S. Iwamoto, K. Tanaka

Identifying Double Bond Positions in Phospholipids using Liquid Chromatography-Triple Quadrupole Tandem Mass Spectrometry based on Oxygen Attachment Dissociation

Mass Spectrom. vol. 8, S0080 (6 pages)

URL:https://doi.org/10.5702/massspectrometry.S0080

2019

66. D. Asakawa*, Takahashi, S. Iwamoto, K. Tanaka

Hydrogen Atom Dissociation of Peptides Containing Disulfide Bonds

Phys. Chem. Chem. Phys. vol. 21, p26049-26057

URL:https://doi.org/10.1039/C9CP03923F

65. A. Kuramochi, E. Takahashi*, D. Asakawa, N. Saito, M. Nishioka

Flame Propagation Enhancement by Dielectric Barrier Discharge-generated Intermediate Species

Combust. Sci. Technol. vol. 191, p1972-1989

URL:https://doi.org/10.1080/00102202.2018.1540470

64. D. Asakawa*, H. Takahashi, S. Sekiya, S. Iwamoto, K. Tanaka

Sequencing of Sulfopeptides Using Negative-Ion Tandem Mass Spectrometry with Hydrogen Attachment/Abstraction Dissociation

Anal. Chem. vol. 91, p10549-10556

URL:https://doi.org/10.1021/acs.analchem.9b01568

63. D. Asakawa*

General Mechanism of Cα–C Peptide Backbone Bond Cleavage in Matrix-Assisted Laser Desorption /Ionization In-Source Decay Mediated by Hydrogen Abstraction

J. Am. Soc. Mass Spectrom. vol. 30, p1491-1502

URL:https://doi.org/10.1007/s13361-019-02214-6

62. D. Asakawa*, H. Takahashi, S. Iwamoto, K. Tanaka

Hydrogen Atom Attachment to the Histidine and Tryptophan Containing Peptides in Gas-Phase

Phys. Chem. Chem. Phys. vol. 21, p11633-11641 (PCCP Hot Article 2019)

URL:https://doi.org/10.1039/C9CP00083F

2018

61. D. Asakawa*, A. Miyazato, F. Rosu, V. Gabelica

Influence of the Metals and Ligands in Dinuclear Complexes on Phosphopeptide Sequencing by Electron Transfer Dissociation Tandem Mass Spectrometry

Phys. Chem. Chem. Phys. vol. 20, p26597-26607

URL:https://doi.org/10.1039/C8CP04516J

60. D. Asakawa*, H. Takahashi, S. Iwamoto, K. Tanaka

Fundamental Study of Hydrogen-Attachment-Induced Peptide Fragmentation Occurring in the Gas Phase and during Matrix-Assisted Laser Desorption/Ionization Process

Phys. Chem. Chem. Phys. vol. 20, p13057-13067

URL:https://doi.org/10.1039/C8CP00733K

59. H. Takahashi*, Y. Shimabukuro, D. Asakawa, S. Yamauchi, S. Sekiya, S. Iwamoto, M. Wada, K. Tanaka

Structural Analysis of Phospholipid Using Hydrogen Abstraction Dissociation and Oxygen Attachment Dissociation in Tandem Mass Spectrometry

Anal. Chem. vol. 90, p7230-7238

URL:https://doi.org/10.1021/acs.analchem.8b00322

58. D. Asakawa*, H. Takahashi, S. Iwamoto, K. Tanaka

De Novo Sequencing of Tryptic Phosphopeptides using Matrix-Assisted Laser Desorption/Ionization Based Tandem Mass Spectrometry with Hydrogen Atom Attachment

Anal. Chem. vol. 90, p2701-2707

URL:https://doi.org/10.1021/acs.analchem.7b04635

57. D. Asakawa*, A. Kuramochi, E. Takahashi, N. Saito

Real-Time Monitoring for Reforming Processes of Liquid Hydrocarbon Fuel-Air Pre-Mixtures by Non-Thermal Plasmas using Ion Attachment Mass Spectrometry

Phys. Chem. Chem. Phys. vol. 20, p1082-1090

URL:https://doi.org/10.1039/C7CP07249J

2017

56. D. Asakawa*, H. Mizuno*, T. Toyo'oka

Gas-Phase Stability of Negatively Charged Organophosphate Metabolites Produced by Electrospray Ionization and Matrix-Assisted Laser Desorption/Ionization

J. Am. Soc. Mass Spectrom. vol. 28, p2561-2568

URL:https://doi.org/10.1007/s13361-017-1795-8

55. D. Asakawa*, I. Osaka

Direct MALDI-MS Analysis of the Disulfide Bonds in Peptide Using Thiosalicylic Acid as a Reactive Matrix

J. Mass Spectrom. vol. 52, p127-131

URL:https://doi.org/10.1002/jms.3906

2016

54. D. Asakawa*, I. Osaka

High-Confidence Sequencing of Phosphopeptides by Electon Transfer Dissociation Mass Spectrometry Using Dinuclear Zinc(II) Complex

Anal. Chem. vol. 88, p12393-12402

URL:https://doi.org/10.1021/acs.analchem.6b03645

53. D. Asakawa*, E. De Pauw

Difference of Electron Capture and Transfer Dissociation Mass Spectrometry on Ni2+-, Cu2+- and Zn2+-Polyhistidine Complexes in the Absence of Remote Protons

J. Am. Soc. Mass Spectrom. vol. 27, p1165-1175

URL:https://doi.org/10.1007/s13361-016-1395-z

52. D. Asakawa*, N. Smargiasso, E. De Pauw

Estimation of Peptide N–Cα Bond Cleavage Efficiency during MALDI-ISD Using a Cyclic Peptide

J. Mass Spectrom. vol. 51, 323-327

URL:https://doi.org/10.1002/jms.3748

51. D. Asakawa*, A. Yamashita, S. Kawai, T. Takeuchi, Y. Wada

N–Cα Bond Cleavage of Zinc-Polyhistidine Complexes in Electron Transfer Dissociation Mediated by Zwitterion Formation. Experimental Evidence and Theoretical Analysis of the Utah-Washington Model

J. Phys. Chem. B vol. 120, p891-901

URL:https://doi.org/10.1021/acs.jpcb.5b11118

50. D. Asakawa*

Principles of Hydrogen Radical Mediated Peptide/Protein Fragmentation during Matrix-Assisted Laser Desorption/Ionization Mass Spectrometry

Mass Spectrom. Rev. vol. 35, p535-556

URL:https://doi.org/10.1002/mas.21444

2014

49. Y. Hasegawa, M. Takahashi*, S. Ariki, D. Asakawa, M. Tajiri, Y. Wada, Y. Yamaguchi, C. Nishitani, R. Takamiya, A. Saito, Y. Uehara, J. Hashimoto, Y. Kurimura, H. Takahashi, Y. Kuroki

Surfactant Protein D Suppresses Lung Cancer Progression by Downregulation of Epidermal Growth Factor Signaling

Oncogene vol. 34, p838-845

URL:https://doi.org/10.1038/onc.2014.20

48. D. Asakawa*, Y. Wada

Electron Transfer Dissociation Mass Spectrometry of Peptides Containing Free Cysteine Using Group XII Metals as a Charge Carrier

J. Phys. Chem. B vol. 118, p12318-12325

URL:https://doi.org/10.1021/jp502818u

47. D. Asakawa*, N. Smargiasso, E. De Pauw

Coordination of Alkali Metal Ions to Model Branched Hexasaccharides Dictates Fragment Yield in MALDI In-Source Decay with Hydrogen Abstraction using 5-Nitrosalicylic Acid as the Matrix

J. Mass Spectrom. vol. 49, p1059-1062

URL:https://doi.org/10.1002/jms.3415

46. D. Asakawa*, N. Smargiasso, L. Quinton, E. De Pauw

Influences of Proline and Cysteine Residues on Fragment Yield in Matrix-Assisted Laser Desorption /Ionization In-source Decay Mass Spectrometry

J. Am. Soc. Mass Spectrom. vol. 25, p1040-1048

URL:http://dx.doi.org/10.1007/s13361-014-0868-1

45. D. Asakawa*, T. Takeuchi, A. Yamashita, Y. Wada

Influence of Metal-Peptide Complexation on Fragmentation and Inter-Fragment Hydrogen Migration in Electron Transfer Dissociation

J. Am. Soc. Mass Spectrom. vol. 25, p1029-1039

URL:https://doi.org/10.1007/s13361-014-0855-6

44. D. Asakawa*, N. Smargiasso, E. De Pauw

New Approach for Pseudo-MS3 Analysis of Peptides and Proteins via MALDI In-Source Decay using Radical Recombination with 1,5-Diaminonaphthalene

Anal. Chem. vol. 86, p2451-2457

URL:https://doi.org/10.1021/ac403285b

2013

43. D. Asakawa*, D. Calligaris, T. Zimmerman, E. De Pauw

In-Source Decay during Matrix-Assisted Laser Desorption/Ionization Combined with the Collisional Process in an FTICR Mass Spectrometer

Anal. Chem. vol. 85, p7809-7817

URL:https://doi.org/10.1021/ac401234q

42. K. Hiraoka*, D. Asakawa, R. Takaishi

Estimation of useful yields for electrospray droplet impact/secondary ion mass spectrometry (EDI/SIMS)

Surf. Interface Anal. vol. 45、p968-972

URL:https://doi.org/10.1002/sia.5191

41. D. Asakawa*, N. Smargiasso, L. Quinton, E. De Pauw

Peptide Backbone Fragmentation Initiated by Side-chain Loss at Cysteine Residue in Matrix-assisted Laser Desorption/Ionization In-source Decay Mass Spectrometry

 J. Mass Spectrom. vol. 48, p352-360

URL:https://doi.org/10.1002/jms.3182 

40. D. Debois, N. Smargiasso, K. Demeure, D. Asakawa, T. Zimmerman, L. Quinton, E. De Pauw*

MALDI In-Source Decay, from Sequencing to Imaging

Topics in Current Chemistry vol. 331, p117-141

URL:https://doi.org/10.1007/128_2012_363

39. D. Calligaris*, R. Longuespée, D. Debois, D. Asakawa, A. Turtoi, V. Castronovo, A. Noël, V. Bertrand, M.-C. De Pauw-Gillet, E. De Pauw*

Selected Protein Monitoring in Histological Sections by Targeted MALDI-FTICR In-source Decay Imaging

Anal. Chem. vol. 85, p2117-2126

URL:https://doi.org/10.1021/ac302746t

38. D. Asakawa*, D. Calligaris, N. Smargiasso, E. De Pauw

Ultraviolet Laser Induced Hydrogen Transfer Reaction: Study of the First Step of MALDI In-Source Decay Mass Spectrometry

J. Phys. Chem. B vol. 117, p2321-2327

URL:https://doi.org/10.1021/jp311464k

37. D. Asakawa*, N. Smargiasso, E. De Pauw

Discrimination of Isobaric Leu/Ile Residues by MALDI In-source Decay Mass Spectrometry

J. Am. Soc. Mass Spectrom. vol. 24, p297-300

URL:https://doi.org/10.1007/s13361-012-0523-7

36. D. Asakawa*, M. Sakakura, M. Takayama

Influence of Initial Velocity of Analytes on In-source Decay Products in MALDI Mass Spectrometry Using Salicylic Acid Derivative Matrices

Int. J. Mass Spectrom. vol. 337, p29-33

URL:https://doi.org/10.1016/j.ijms.2012.12.008

35. D. Asakawa*

5-Nitrosalicylic acid as a Novel Matrix for In-source Decay in Matrix-assisted Laser Desorption/Ionization Mass Spectrometry

Mass Spectrom. vol. 2, A0019 (11 pages)

URL:https://doi.org/10.5702/massspectrometry.A0019

2012

34. D. Asakawa*, N. Smargiasso, E. De Pauw

Identification and Relative-Quantification of Glycans by Matrix-assisted Laser Desorption/Ionization In-Source Decay with Hydrogen Abstraction

Anal. Chem. vol. 84, 7463-7468

URL:https://doi.org/10.1021/ac3014737

33. D. Asakawa, M. Takayama*

Fragmentation Processes of Hydrogen-Deficient Peptide Radicals in Matrix-assisted Laser Desorption /Ionization In-source Decay Mass Spectrometry

J. Phys. Chem. B vol. 116, p4016-4023

URL:https://doi.org/10.1021/jp210728s

32. D. Asakawa, M. Takayama*

Mass Spectrometric Characterization of Phosphorylated Peptides using MALDI In-source Decay via Redox Reactions

J. Mass Spectrom. vol. 47, p180-187

URL:https://doi.org/10.1002/jms.2052

31. D. Asakawa, S. Moriguchi, M. Takayama*

Influence of Amino Acid Composition and Phosphorylation on the Ion Yields of Peptides in MALDI-MS

J. Am. Soc. Mass Spectrom. vol. 23, p108-115

URL:https://doi.org/10.1007/s13361-011-0271-0

30. D. Asakawa, K. Hiraoka*

Surface Characterization and Depth Profiling of Biological Molecules by Electrospray Droplet Impact/SIMS

Surf. Interface Anal. vol. 44, p227-231

URL:https://doi.org/10.1002/sia.3821

29. D. Asakawa*, M. Sakakura, M. Takayama

Matrix Effect on In-source Decay Products of peptides in Matrix-Assisted Laser Desorption/Ionization

Mass Spectrom. vol. 1、A0002 (9 pages)

URL:https://doi.org/10.5702/massspectrometry.A0002

2011

28. D. Asakawa, M. Takayama*

Specific Cleavage at Peptide Backbone Cα–C and CO–N Bonds during MALDI-ISD Mass Spectrometry with 5-nitrosalicylic Acid as the Matrix

Rapid Commun. Mass Spectrom. vol. 25, p2379-2383

URL:https://doi.org/10.1002/rcm.5130

27. D. Asakawa, M. Takayama*

Cα–C Bond Cleavage of the Peptide Backbone in MALDI In-source Decay using Salicylic Acid Derivative Matrices

J. Am. Soc. Mass Spectrom. vol. 22、p1224-1233

URL:https://doi.org/10.1007/s13361-011-0131-y

26. D. Asakawa, K. Hiraoka*

Detection of Peptides in High Concentration of Salts by Electrospray Droplet Impact/Secondary Ion Mass Spectrometry

Surf. Interface Anal. vol. 43, p1341-1345

URL:https://doi.org/10.1002/sia.3719

25. D. Asakawa, K. Hiraoka*

Study of the Desorption/Ionization Mechanism in Electrospray Droplet Impact/SIMS

Rapid Commun. Mass Spectrom. vol. 25、p655-660

URL:https://doi.org/10.1002/rcm.4909

2010

24. D. Asakawa, K. Hiraoka*

Direct Profiling of Saccharides, Organic Acids and Anthocyanins in Fruits using Electrospray Droplet Impact/SIMS

Rapid Commun. Mass Spectrom. vol. 24、p2431-2438

URL:https://doi.org/10.1002/rcm.4660

23. D. Asakawa, K. Yoshimura, S. Takeda, K. Hiraoka *

Direct Analysis of Lipids in Mouse Brain using Electrospray Droplet Impact/SIMS

J. Mass Spectrom. vol. 45、p437-443

URL:https://doi.org/10.1002/jms.1729

22. Y. Sakai*, Y. Iijima, D. Asakawa, K. Hiraoka*

XPS Depth Profiling of Polystyrene Etched by Electrospray Droplet Impact

Surf. Interface Anal. vol. 42、p658-661 (Proceeding of ECASIA2009)

URL:https://doi.org/10.1002/sia.3254

2009

21. D. Asakawa, L. C. Chen, K. Hiraoka*

The Analysis of Industrial Synthetic Polymers by Electrospray Droplet Impact/Secondary Ion Mass Spectrometry

J. Mass Spectrom. vol. 44、p945-951

URL:https://doi.org/10.1002/jms.1569

20. K. Hiraoka*, Y. Sakai, Y. Iijima, D. Asakawa, K. Mori

Shallow Surface Etching of Organic and Inorganic Compounds by Electrospray Droplet Impact

Appl. Surf. Sci. vol. 255, p8947-8952

URL:https://doi.org/10.1016/j.apsusc.2009.06.101

19. D. Asakawa, K. Hiraoka*

Study on the Redox Reactions for Organic Dyes and S-nitrosylated Peptide in Electrospray Droplet Impact

J. Mass Spectrom. vol. 44, p461-465

URL:https://doi.org/10.1002/jms.1521

18. K. Yoshimura, L. C. Chen, D. Asakawa, K. Hiraoka, S. Takeda*

Physical Properties of the Probe Electrospray Ionization (PESI) Needle Applied to the Biological Samples

J. Mass Spectrom. vol. 44, p978-985

URL:https://doi.org/10.1002/jms.1576

17. D. Asakawa*, Y. Hashimoto, K. Hiraoka

Determination of Dynamic Ranges for Quantitative Analysis Using Electrospray Droplet Impact Ionization and Matrix-Assisted Laser Desorption Ionization

Mass Spectrom. Soc. Jpn. vol. 57, p81-87

URL: https://doi.org/10.5702/massspec.57.81

16. Y. Sakai*, Y. Iijima, R. Takaishi, D. Asakawa, K. Hiraoka

Depth Profiling of Polystyrene Using Charged Water Droplet Impact

J. Surf. Anal. vol. 15, p283-286 (Proceedings of iSSU-09)

URL:https://doi.org/10.1384/jsa.15.283

15. K. Hiraoka*, R. Takaishi, D. Asakawa, Y. Sakai, Iijima

Surface Characterization of Polymethylmetacrylate Bombarded by Charged Water Droplets

J. Vac. Sci. Technol. A vol. 27、p748-753  (Proceedings of 55th International Symposium of AVS)

URL:https://doi.org/10.1116/1.3100219

14. Y. Sakai*, Y. Iijima, R. Takaishi, D. Asakawa, K. Hiraoka

X-ray Photoelectron Spectroscopy Analysis of Organic Materials Etched by Charged Water Droplet Impact

J. Vac. Sci. Technol. A vol. 27、p743-747 (Proceedings of 55th International Symposium of AVS)

URL:https://doi.org/10.1116/1.3077283

2008 

13. L. C. Chen, K. Nishidate, Y. Saito, K. Mori, D. Asakawa, S. Takeda, T. Kubota, H. Hori, K. Hiraoka*

Characteristics of Probe Electrospray Generated from a Solid Needle

J. Phys. Chem. B vol. 112, p11164-11170

URL:https://doi.org/10.1021/jp803730x

12L. C. Chen, K. Nishidate, Y. Saito, K. Mori, D. Asakawa, S. Takeda, T. Kubota, N. Terada, Y. Hashimoto, H. Hori, K. Hiraoka*

Application of Probe Electrospray to Direct Ambient Analysis of Biological Samples

Rapid Commun. Mass Spectrom. vol. 22, p2366-2374

URL:https://doi.org/10.1002/rcm.3626

11. D. Asakawa, L. C. Chen, K. Hiraoka*

Negative-mode MALDI Mass Spectrometry for the Analysis of Pigments using Tetrathiafulvalene as a Matrix

J. Mass Spectrom. vol. 43, p1494-1501

URL:https://doi.org/10.1002/jms.1425

10. I. Kudaka, D. Asakawa, K. Mori, K. Hiraoka*

A Comparison of EDI with Solvent-free MALDI and LDI for the Analysis of Organic Pigments

J. Mass Spectrom. vol. 43, p436-446

URL:https://doi.org/10.1002/jms.1271

9. K. Hiraoka*, N. Mochizuki, A. Wada, H. Okada, T. Ichikawa, D. Asakawa, I. Yazawa

Gas-phase Ion/Molecule Reactions in C2F4

Int. J. Mass Spectrom. vol. 272、p22-28

URL:https://doi.org/10.1016/j.ijms.2007.12.013

8. D. Asakawa, K. Mori, K. Hiraoka*

Energy Dependence of Projectiles on Ion Formation in Electrospray Droplet Impact SIMS

Appl. Surf. Sci. vol. 255、p1217-1222 (Proceedings of SIMS XVI)

URL:https://doi.org/10.1016/j.apsusc.2008.05.146

2007

7. L. C. Chen, D. Asakawa, H. Hori*, K. Hiraoka

Matrix-assisted Laser Desorption/Ionization Mass Spectrometry using a Visible Laser

Rapid Commun. Mass Spectrom. vol. 21, p4129-4134

URL: https://doi.org/10.1002/rcm.3315

6. K. Hiraoka*, K. Nishidate, K. Mori, D. Asakawa, S. Suzuki

Development of Probe Electrospray using a Solid Needle

Rapid Commun. Mass Spectrom. vol. 21, p3139-3144

URL:https://doi.org/10.1002/rcm.3201

5. D. Asakawa, S. Fujimaki, Y. Hashimoto, K. Mori, K. Hiraoka*

Study on Ion Formation in Electrospray Droplet Impact Secondary Ion Mass Spectrometry

Rapid Commun. Mass Spectrom. vol. 21, p1579-1586

URL:https://doi.org/10.1002/rcm.3004

2006

4. K. Mori, D. Asakawa, J. Sunner, K. Hiraoka*

Electrospray Droplet Impact/Secondary Ion Mass Spectrometry: Cluster Ion Formation

Rapid Commun. Mass Spectrom. vol. 20, p2596-2602

URL:https://doi.org/10.1002/rcm.2633

3. K. Hiraoka*, K. Mori, D. Asakawa

Fundamental Aspects of Electrospray Droplet Impact/SIMS

J. Mass Spectrom. vol. 41, p894-902

URL:https://doi.org/10.1002/jms.1048

2K. Hiraoka*, D. Asakawa, S. Fujimaki, A. Takamizawa, K. Mori

Electrosprayed Droplet Impact/Secondary Ion Mass Spectrometry

Eur. Phys. J. D vol. 38, 225-229

URL:http://dx.doi.org/10.1140/epjd/e2005-00282-6 

2005

1N. Mochizuki, A. Wada, H. Okada, T. Ichikawa, I. Yazawa, D. Asakawa, K. Hiraoka*

Positive Ion/Molecule Reactions in Tetrafluoroethylene

J. Mass Spectrom. Soc. Jpn. vol. 53, p315-317

URL:https://doi.org/10.5702/massspec.53.315

論文(日本語)

2016

 4. 浅川大樹*

 - MALDIインソース分解質量分析法におけるマトリックス開発の現状と今後の展望

 - J. Mass Spectrom. Soc. Jpn., 2016. 64, 187-190.

2011

 3. 浅川大樹*、平岡賢三

 - エレクトロスプレー帯電液滴衝撃による脱離イオン化メカニズム

 - J. Mass Spectrom. Soc. Jpn., 2016. 59, 95-105.

2009

 2. 浅川大樹*、久高一郎、平岡賢三

 - 脱離イオン化質量分析法による難溶性顔料の分析

 - J. Mass Spectrom. Soc. Jpn., 2016. 57, 15-22.

2007

 1. 浅川大樹、森邦彦、平岡賢三*

 - エレクトロスプレー帯電液滴衝撃二次イオン質量分析法

 - J. Mass Spectrom. Soc. Jpn., 2016. 55, 127-135.