(last updated: 04/03/2024)
2024
152. Interfacial Carbonyl Groups of Propylene Carbonate and Diethyl Sebacate Facilitate the Reversible Binding of Nitrogen Dioxide, Jessica B. Clark, Heather C Allen*, (funded by NSF-CHE), Physical Chemistry Chemical Physics, submitted 4.3.24, manuscript available in Chem Rxiv 10.26434/chemrxiv-2024-8q42m
151. Multi Analyte Concentration Analysis of Marine Samples Through Regression Based Machine Learning, Nicole M North, Jessica B. Clark, Abbie A. A. Enders, Alex J. Grooms, Salmika G. Wairegi, Kezia A Duah, Efthimia I. Palassis-Naziri, Abraham Badu-Tawiah, Heather C Allen*; (funded by NASA & NSF-CHE CAICE), ACS Earth and Space Chemistry, In review, in ChemRxiv
150. Saccharide concentration prediction from proxy sea surface microlayer samples analyzed via infrared spectroscopy and quantitative machine learning, Nicole M. North, Abigail A. Enders, Jessica B. Clark, Kezia A. Duah, Heather C. Allen*; (funded by NASA & NSF-CHE CAICE), ACS Earth Space Chem. 2024, 8, 3, 554–562. Publication Date: February 28, 2024 – ACS paper link , also in Chem Rxiv
2023
149. Structural Evolution of Water-in-Propylene Carbonate Mixtures Revealed by Polarized Raman Spectroscopy and Molecular Dynamics; Jessica B. Clark, Tai Bowling-Charles, Shamma Jabeen Proma, Biswajit Biswas, David T. Limmer*, Heather C. Allen*; in Chem Rxiv (funded by NSF-CHE), DOI: 10.1039/D3CP02181E, Physical Chemistry Chemical Physics, 2023, 25, 23963 – 23976.
148. New insights into cation and temperature driven protein adsorption to the air-water interface through infrared reflection studies of bovine serum albumin; Abigail A. Enders, Jessica B Clark, Scott M. Elliott, Heather C. Allen*; (funded by NSF-CHE CAICE) DOI: 10.1021/acs.langmuir.3c00249, Langmuir 2023 39 (15), 5505-5513.
147. Array Based Machine Learning for Functional Group Detection in Electron Ionization Mass Spectrometry; Nicole M. North, Abigail A. Enders, Morgan L. Cable, Heather C. Allen*, (funded by NASA (NMN), JPL (MLC), NSF-CHE (AAE), and DOE-BES CPIMS DE-SC0016381 (HCA)), ACS Omega 2023, 8, 27, 24341–24350. ACS paper link
146. Second-harmonic generation provides insight into the screening response of the liquid water interface; Kamal K. Ray §, Aditya Limaye §, Ka Chon Ng, Ankur Saha, Sucheol Shin, Marie-Pierre Gaigeot, Simone Pezzotti, Adam P. Willard*, and Heather C. Allen* (funded by DOE-BES CPIMS) in ChemRxiv, J. Phys. Chem. C 2023, 127, 30, 14949–14961.
145. Identification of Ion Pairs in Aqueous NaCl and KCl Solutions in Combination of Raman Spectroscopy, Molecular Dynamics and Quantum Chemical Calculations; L Wang, (Tohoku Univ), A Morita (Tohoku Univ), N North, E Springfield, S Baumler, HC Allen*, (Funded by DOE BES CPIMS) DOI: 10.1021/acs.jpcb.2c07923 J. Phys. Chem. B 2023 127 (7), 1618-1627.
144. Carbon on the ocean surface: Temporal and geographical investigation; Abigail A. Enders, Scott M. Elliott (LANL) , and Heather C. Allen*; (funded by NSF CAICE) ACS Earth and Space Chem, 2023, 7, 360−369. COVER HIGHLIGHTS WORK
2022
143. Discerning Poly- and Monosaccharide Enrichment Mechanisms: Alginate and Glucuronate Co-adsorption to a Stearic Acid Sea Surface Microlayer; Vazquez de Vasquez, Maria; Rogers, Mickey; Carter-Fenk, Kimberly; Allen, Heather, (funded by NSF CAICE) ACS Earth and Space Chem, Vol. 6, 1581-1595, 2022.
142. Iron(III) Chloro Complexation at the Air–Aqueous FeCl3 Interface via Second Harmonic Generation Spectroscopy, KC Ng, T Adel, KU Lao, MG Varmecky, Z Liu, M Arrad, HC Allen*, J. Phys. Chem. C 2022 126 (36), 15386-15396. (funded by DOE BES CPIMS)
141. Phase state and thermodynamic properties of proxy sea spray aerosol interfaces derived from temperature-dependent equilibrium surface pressure; Rogers, M. M.; Vazquez de Vasquez, M. G.; Neal, J. F.; Zerkle, M. M.; Shook, B. M.; Allen, H. C. , (funded by NSF CAICE) ACS Earth and Space Chem 2022 6 (6), 1563-1573. ACS link
140. Recognition competes with hydration in anion-triggered monolayer formation of cyanostar supra-amphiphiles at aqueous interfaces; Liwei Yan §, Ankur Saha §, Wei Zhao §, Jennifer F. Neal, Yusheng Chen
Amar H. Flood*, Heather C. Allen*, DOI: 10.1039/D2SC00986B (Edge Article) Chem. Sci., 2022, 13, 4283-4294. (funded by DOE BES Separations Science (DE-SC0022099))
139. La3+ and Y3+ interactions with the carboxylic acid moiety at the liquid/vapor interface: Identification of binding complexes, charge reversal, and detection limits; Adrien Sthoer, Ellen M Adams, Sanghamitra Sengupta, Robert Corkery, Heather C. Allen, Eric Claude Tyrode, (EMA funded by OSU, HCA funded by DOE-BES Separation Science (DE-SC0022099)) Journal of Colloid And Interface Science, Volume 608 Part 2, 15 February 2022, Pages 2169-2180. DOI 10.1016/j.jcis.2021.10.052.
2021
138. Zinc–Carboxylate Binding in Mixed Octadecanoic Acid and Octadecanol Monolayers on Proxy Seawater Solution Surfaces; NC Auvil, M Vazquez de Vasquez, HC Allen*, (funded by NSF-CHE CAICE) ACS Earth and Space Chemistry, 2021, 5, 10, 2947-2956.
137. Hydration and Hydrogen Bond Order of Octadecanoic Acid and Octadecanol Films on Water at 21ᵒC and 1ᵒC; Vazquez de Vasquez, Maria; Carter-Fenk, Kimberly; McCaslin, Laura; Beasley, Emma; Simpson, Jessica ; Allen, Heather*; (funded by NSF-CHE CAICE) Special 125th Year Anniversary Issue of J. Phys. Chem. A 2021, 125, 46, 10065-10078.
136. Role of Hydration in Magnesium versus Calcium Ion Pairing with Carboxylate: Solution and the Aqueous Interface, M Vazquez de Vasquez, B Rudd, M Baer, E Beasley, Emma, HC Allen, J. Phys. Chem. B 2021, 125, 40, 11308–11319.
135. Calcium Bridging Drives Polysaccharide Co-adsorption to a Proxy Sea Surface Microlayer; Kimberly A. Carter-Fenk, Abigail C. Dommer, Michelle E. Fiamingo, Jeongin Kim, Rommie E. Amaro, Heather C. Allen* ((funded by NSF-CHE CAICE) ChemRxiv: https://doi.org/10.26434/chemrxiv.14347265.v1; Phys. Chem. Chem. Phys., 2021, 23, 16401-16416. DOI: 10.1039/D1CP01407B
134. Functional Group Identification for FTIR Spectra using Image-based Machine Learning Models; Abigail Enders; Nicole North; Chase Fensore; Juan Velez-Alvarez ; Heather C. Allen*, (funded by NSF-CHE CAICE) ChemRxiv: https://doi.org/10.26434/chemrxiv.14188679; Anal. Chem. 2021, 93, 28, 9711–9718.
133. Insight into the Ionizing Surface Potential Method and Aqueous Sodium Halide Surfaces; T Adel, KC Ng, MG Vazquez de Vasquez, J Velez-Alvarez, and HC Allen*; Invited Feature Article, DOI 10.1021/acs.langmuir.1c00465 (funded by DOE-BES CPIMS DE-SC0016381), Langmuir, 2021, 37, 26, 7863–7874.
132. Vibrational Exciton Delocalization Precludes the Use of Infrared Intensities as Proxies for Surfactant Accumulation on Aqueous Surfaces; Kimberly A. Carter-Fenk, Kevin Carter-Fenk, Michelle E. Fiamingo, Heather C. Allen*, John M. Herbert*; (funding: Allen group NSF CAICE, CHE-1801971; Herbert group DOE-BES DE-SC0008550) ChemRxiv: https://doi.org/10.26434/chemrxiv.12994091.v2; Ranked Hot Article, Chemical Science, 2021, 12, 8320 – 8332. DOI: 10.1039/D1SC01276B.
131. Circuit Analysis of Ionizing Surface Potential Measurements of Electrolyte Solutions; Tehseen Adel, Juan Velez-Alvarez, Anne C. Co, Heather C. Allen*; (funded by DOE-BES CPIMS DE-SC0016381), OPEN ACCESS: https://doi.org/10.1149/1945-7111/abd649, 2021 J. Electrochem. Soc.168 016507.
2020
130. The Ocean’s Elevator: Evolution of the air-seawater interface during a small-scale algal bloom; Mickey M. Rogers, Jennifer F. Neal, Ankur Saha, Abdullah S. Algarni, Thomas C. J. Hill, Heather C. Allen* (funded by NSF-CHE CAICE) ACS Earth Space Chem. 2020, 4, 12, 2347–2357.
129. Structural Effects of Cation Binding to DPPC Monolayers; Matti Javanainen*, Wei Hua, Ondrej Tichácek, Pauline Delcroix, Lukasz Cwiklik, and Heather C. Allen (WH and HCA funded by NSF-CHE and NSF-CHE CAICE) Langmuir 2020, 36, 50, 15258–15269.
128. Molecular recognition and hydration energy mismatch combine to inform ion binding selectivity at aqueous interfaces; Jennifer Neal, Ankur Saha, Mia Zerkle, Wei Zhao, Mickey Rogers, Amar Flood, Heather C. Allen* (funded by NSF-CHE MSN) J. Phys. Chem. A 2020 Dec 10;124(49):10171-10180.
127. Relating Structure and Ice Nucleation of Mixed Surfactant Systems Relevant to Sea Spray Aerosol, Perkins, Russell; Vazquez de Vasquez, Maria; Beasley, Emma; Hill, Thomas; Stone, Elizabeth; Allen, Heather C.; DeMott, Paul* (funded by NSF-CHE CAICE) J. Phys. Chem. A 2020, 124, 42, 8806–8821.
126. Sodium Drives Interfacial Equilibria for Semi-Soluble Phosphoric and Phosphonic Acids of Model Sea Spray Aerosol Surfaces, JF Neal, MM Rogers, MA Smeltzer, KA Carter-Fenk, AJ Grooms, MM Zerkle, HC Allen* (funded by NSF-CHE CAICE), ACS Earth and Space Chemistry, 2020, 4, 9, 1549–1557. 
125. Thermodynamic Signatures of the Origin of Anti-Hofmeister Selectivity for Phosphate at Aqueous Interfaces, AJ Grooms, JF. Neal, KC Ng, W Zhao, AH Flood*, HC Allen* (funded by NSF-CHE MSN) J. Phys. Chem. A 2020, 124, No27, 5621-5630.
2019
124. Iron(III) Speciation Observed at Aqueous and Glycerol Surfaces: Vibrational Sum Frequency and X-Ray, L Lin, J Husek, S Biswas, S Baumler, T Adel, KC Ng, LR Baker, HC Allen; J. Am. Chem. Soc. (2019) 141, 34, 13525-13535. (Funded by DOE-BES CPIMS DE-SC0016381)
123. An easily accessible isospiropyran switch, T. A. Neal, J. F. Neal, A. B. Eippert, C. Moore, H. C. Allen, J. D. Badjić*; Org. Biomol. Chem., 2019, 17, 9124. DOI: 10.1039/c9ob01822k 
122. Hydration of Ferric Chloride and Nitrate in Aqueous Solutions: Water-mediated Ion Pairing Revealed by Raman Spectroscopy, SM Baumler, WH Hartt V, HC Allen SI SMB 2019 (Funded by DOE-BES CPIMS DE-SC0016381) Phys. Chem. Chem. Phys., 2019, 21, 19172-19180.
121. Molecular-level origin of the carboxylate head group response to divalent metal ion complexation at the air-water interface, J.K. Denton, P. J. Kelleher, M. D. Baer, S. M. Kathmann, C. J. Mundy, B. A. Wellen Rudd, H. C. Allen, T. H. Choi, K D. Jordan, and M. A. Johnson; Proc. Natl. Acad. Sci. USA (2019), V116 (30), 14874-14880 (funded by: NSF-CHE 1305427-CAICE)
120. Interfacial Supramolecular Structures of Amphiphilic Receptors Drive Aqueous Phosphate Recognition; J. F. Neal, W. Zhao, A. J. Grooms, M. A. Smeltzer, B. M. Shook, A. H. Flood, H. C. Allen; J. Am. Chem. Soc. (2019) V141, 7876-7886 10.1021/jacs.9b02148 (funded by NSF MSN, CHE 1609672)
118. Biogeochemical Equation of State for the Sea-Air Interface, S. Elliott, Z. Menzo, A. Jayasinghe, H.C. Allen, O. Ogunro, G. Gibson, F. Hoffman, O. Wingenter; Atmosphere (2019), 10, 230; doi:10.3390/atmos10050230
2018
117. Collapse Mechanisms of Nascent and Aged Sea Spray Aerosol Proxy Films, Kimberly Carter-Fenk and Heather C. Allen, Atmosphere, 9, 503 (2018), (funded by: NSF-CHE 1801971-CAICE) HTML: http://www.mdpi.com/2073-4433/9/12/503/htm; PDF : http://www.mdpi.com/2073-4433/9/12/503/pdf
116. Vibrational Spectroscopy of Gas–Liquid Interfaces, Stephen M. Baumler and Heather C. Allen , Book Chapter, Ch. 5. pgs. 105-128; Physical Chemistry of Gas-Liquid Interfaces (ISBN: 9780128136416). Edited by J. A. Faust & J. E. House (2018)
115. Special Topic on Ions in Water; Heather C. Allen and Douglas J. Tobias, Preface: J. Chem. Phys. 148, 222501 (2018). [Guest Editors for the Special Topic Invitation for Papers on Ions in Water.] https://doi.org/10.1063/1.5039655
114. Arginine-Phosphate Recognition Enhanced in Phospholipid Monolayers at Aqueous Interfaces, JF Neal, WZhao, AJ Grooms, AH Flood, HC Allen, DOI: 10.1021/acs.jpcc.8b03531 J. Phys. Chem. C, (2018) v122, 46, 26362–26371. JPC-C Front Cover (funded by NSF MSN, CHE 1609672)
113. Thermodynamic versus Non-Equilibrium Stability of Palmitic Acid Monolayers in Calcium-Enriched Sea Spray Aerosol Proxy Systems, Bethany A. Wellen Rudd, Andrew S. Vidalis, and Heather C. Allen, DOI 10.1039/C8CP01188E : Phys. Chem. Chem. Phys. (2018), 20, 16320 (funded by: NSF-CHE 1305427-CAICE) PCCP Front Cover.
112. Trace Metal Enrichment driven by Phosphate Functional Group Binding Selectivity, Ting Zhang, Michelle Fiamingo, Heather C. Allen, JGR-Oceans (2018) DOI 10.1029/2018JC013926 (funded by: NSF-CHE 1305427-CAICE); http://dx.doi.org/10.1029/2018JC013926 or, read only link
111. Presence and Persistence of a Highly Ordered Lipid Phase State in the Avian Stratum Corneum, Alex M. Champagne, Victoria A. Pigg, Heather C. Allen, and Joseph B. Williams; J. Exp. Biology (2018) DOI: 10.1242/jeb.176438 (partially funded by: NSF-CHE 1111762)
110. Bulk Contributions Modulate the Sum-Frequency Generation Spectra of Interfacial Water on Model Sea-Spray Aerosols, Sandeep K. Reddy, Raphael Thiraux, Bethany A. Wellen Rudd, Lu Lin, Tehseen Adel, Tatsuya Joutsuka, Franz M. Geiger, Heather C. Allen, Akihiro Morita, and Francesco Paesani*; CHEM (2018)V4 (7), 1629-1644
https://doi.org/10.26434/chemrxiv.5743638.v1 (funded by: NSF-CHE 1305427-CAICE)
109. Effect of pH and Salt on Surface-pKa of Phosphatidic Acid Monolayers, Ting Zhang, Shelby L. Brantley, Dominique Verreault, Raja Dhankani, Steven A. Corcelli, and Heather C. Allen; Langmuir, 34, 530-539 (2018) DOI: 10.1021/acs.langmuir.7b03579 (funded by: NSF-CHE 1305427-CAICE)
2017
108. Surface pKa of Octanoic, Nonanoic, and Decanoic Fatty Acids at the Air-Water Interface: Applications to Atmospheric Aerosol Chemistry, B. A. Wellen, E. A. Lach, H. C. Allen; Phys. Chem. Chem. Phys., 19, 26551 (2017) DOI:10.1039/C7CP04527A Link (funded by: NSF-CHE 1305427-CAICE) DESIGNATED BY PCCP AS A 2017 PCCP HOT ARTICLE.
107. Solvent-Shared Ion Pairs at the Air-Solution Interface of Magnesium Chloride and Sulfate Solutions Revealed by Sum Frequency Spectroscopy and Molecular Dynamics Simulation, L Götte, KM Parry, W Hua, D Verreault, HC Allen,* DJ Tobias*, J. Phys. Chem. A, 2017, 121 (34), pp 6450–6459 DOI: 10.1021/acs.jpca.7b05600 Link (HCA, WH, DV acknowledge NSF-CHE 1305427-CAICE)
106. Interfacial Properties of Avian Stratum Corneum Monolayers Investigated by Brewster Angle Microscopy and Vibrational Sum Frequency Generation; E. M. Adams, A.M. Champagne, J. B. Williams, H. C. Allen; Chem. Phys. Lipids 208, 1-9 (2017) DOI: 10.1016/j.chemphyslip.2017.08.002 Link (funded by NSF CHE 1111762 (H.C.A) & NSF IBW-0212092(J.B.W.))
105. Sodium – Carboxylate Contact Ion Pair Formation Induces Stabilization of Palmitic Acid Monolayers at High pH; E. M. Adams, B. A. Wellen, R. Thiraux, S. K. Reddy, A. S. Vidalis, F. Paesani, and H. C. Allen; Phys. Chem. Chem. Phys., 2017, 19, 10481 DOI: 10.1039/C7CP00167C. Link (funded by: NSF-CHE 1305427-CAICE)
2016
104. Surface Organization of a DPPC Monolayer on Concentrated SrCl2 and ZnCl2 Solutions, EM Adams, D Verreault, T Jayarathne, RE Cochran, EA Stone, HC Allen, Phys. Chem. Chem. Phys. 18(47), 32345-32357 (2016). Link (funded by: NSF-CHE 1305427-CAICE)
103. Effect of Cation Enrichment on Dipalmitoylphosphatidylcholine (DPPC) Monolayers at the Air-Water Interface, E. M. Adams, C. B. Casper, H. C. Allen; J. Colloid Interface Sci. 478, 353-364 (2016). Link (funded by: NSF-CHE 1305427-CAICE)
102. Cation Effects on Phosphatidic Acid Monolayers at Various pH Conditions, T. Zhang, M. G. Cathcart, A. S. Vidalis, H. C. Allen; Chem. Phys. Lipids 200, 24-31 (2016). Link (funded by: NSF-CHE 1305427-CAICE)
101. Surface Potential of DPPC Monolayers on Concentrated Aqueous Salt Solutions, C. B. Casper, D. Verreault, E. M. Adams, W. Hua, H. C. Allen; J. Phys. Chem. B 120(8), 2043-2052 (2016). Link [Prof. Bruce C. Garrett Festschrift Issue]. (funded by: NSF-CHE 1305427-CAICE)
100. Organization of Lipids in Avian Stratum Corneum: Changes with Temperature and Hydration, A. M. Champagne, H. C. Allen, R. C. Bautista-Jimenez, J. B. Williams; Chem. Phys. Lipids 195, 37-47 (2016). Link (partially funded by: NSF-CHE 1111762)
2015
99. Solvation of Calcium-Phosphate Headgroup Complex at the DPPC/Aqueous Interface, W. Hua, D. Verreault, H. C. Allen; ChemPhysChem 16(18), 3910-3915 (2015). Link (funded by: NSF-CHE 1111762, 1305427-CAICE)
98. Relative Order of Sulfuric Acid, Bisulfate, Hydronium, and Cations at the Air-Water Interface, W Hua, D Verreault, HC Allen, J. Am. Chem. Soc. 137(43), 13920-13926 (2015). Link (funded by: NSF-CHE 1111762, 1305427-CAICE, and DOE-BES FG02-04ER15495)
97. Extracting Infrared Spectra of Protein Secondary Structures using a Library of Protein Spectra and the Ramachandran Plot, J. V. Coe, S. V. Nystrom, Z. Chen, R. Li, D. Verreault, C. L. Hitchcock, E. W. Martin Jr, H. C. Allen; J. Phys. Chem. B 119(41), 13079-13092 (2015). Link (funded by: NCI, NIH R21 CA167403)
96. Reduced Condensing and Ordering Effects by 7-Ketocholesterol and 5β,6β-Epoxycholesterol on DPPC Monolayers, D.-M. Telesford, D. Verreault, V. Reick-Mitrisin, H. C. Allen; Langmuir 31(36), 9859-9869 (2015). Link (funded by: NSF-CHE 1111762)
95. Assembly and Relaxation Behaviors of Phosphatidylethanolamine Monolayers investigated by Polarization and Frequency Resolved SFG-VS, F. Wei, W. Xiong, W. Li, W. Lu, H. C. Allen, W. Zheng; Phys. Chem. Chem. Phys. 17(38), 25114-25122 (2015). Link
94. The Role of Sulfur in the Atmospheric Corrosion of Silver, C. E. Sanders, D. Verreault, G. S. Frankel, H. C. Allen; J. Electrochem. Soc. 162(12), C630-C637 (2015). Link
93. Lipid Composition and Molecular Interactions Change with Depth in the Avian Stratum Corneum to Regulate Cutaneous Water Loss, A. M. Champagne, H. C. Allen, J. B. Williams; J. Exp. Biol. 218(19), 3032-3041 (2015) [Inside JEB Editorial Highlighted Article]. Link
92. Molecular Constituents of Colorectal Cancer Metastatic to the Liver by Imaging Infrared Spectroscopy, J. V. Coe, Z. Chen, R. Li, S. V. Nystrom, R. Butke, B. Miller, C. L. Hitchcock, H. C. Allen, S. P. Povoski, E. W. Martin, Jr.; Proc. SPIE 8328, 93280R/1-93280R/7 (2015). Link (funded by NCI, NIH R21 CA167403)
91. Interaction of L-Phenylalanine with a Phospholipid Monolayer at the Water-Air Interface, E. C. Griffith, R. J. Perkins, D.-M. Telesford, E. M. Adams, L. Cwiklik, H. C. Allen, M. Roeselová, V. Vaida; J. Phys. Chem. B 119(29), 9038-9048 (2015) [Prof. Branka M. Ladanyi Festschrift Issue]. Link
2014
90. Surface Electric Fields of Aqueous Solutions of NH4NO3, Mg(NO3)2, NaNO3, and LiNO3: Implications for Atmospheric Aerosol Chemistry, W. Hua, D. Verreault, H. C. Allen; J. Phys. Chem. C 118(43), 24941-24949 (2014). Link (funded by: OSU, NSF-CHE 1111762, DOE-BES)
89. Effects of Laser Excitation Wavelength and Optical Mode on Raman Spectra of Human Fresh Colon, Pancreas, and Prostate Tissues, R. Li, D. Verreault, A. Payne, C. L. Hitchcock, S. P. Povoski, E. W. Martin Jr., H. C. Allen; J. Raman Spectrosc. 45(9), 773-780 (2014). Link (funded by NIH-R21)
88. Cation Effects on Interfacial Water Organization of Aqueous Chloride Solutions. I. Monovalent Cations: Li+, Na+, K+, and NH4+, W. Hua, D. Verreault, Z. Huang, E. M. Adams, H. C. Allen; J. Phys. Chem. B 118(28), 8433-8440 (2014). Link
87. Imaging Infrared Spectroscopy for Fixation-Free Liver Tumor Detection, J. V. Coe, Z. Chen, R. Li, R. Butke, B. Miller, C. L. Hitchcock, H. C. Allen, S. P. Povoski, E. W. Martin, Jr; Proc. SPIE 8947, 89470B/1-89470B/6 (2014). Link (funded by NIH-R21)
2013
86. Surface Prevalence of Perchlorate Anions at the Air/Aqueous Interface, W. Hua, D. Verreault, H. C. Allen; J. Phys. Chem. Lett. 4(24), 4231-4236 (2013). Link
85. Infrared Metrics for Fixation-Free Liver Tumor Detection, Z. Chen, R. Butke, B. Miller, C. L. Hitchcock, H. C. Allen, S. P. Povoski, E. W. Martin, Jr., J. V. Coe; J. Phys. Chem. B 117(41), 12442-12450 (2013). Link (funded by NIH-R21)
84. Palmitic Acid on Salt Subphases and in Mixed Monolayers of Cerebrosides: Application to Atmospheric Aerosol Chemistry, E. M. Adams, H. C. Allen; Atmosphere 4(4), 315-336 (2013). Link
83. Influence of Salt Purity on Na+ and Palmitic Acid Interactions, Z. Huang, W. Hua, D. Verreault, H. C. Allen; J. Phys. Chem. A 117(50), 13412-13418 (2013) [Prof. Terry A. Miller Festschrift Issue]. Link
82. Impact of Salt Purity on Interfacial Water Organization Revealed by Conventional and Heterodyne-Detected Vibrational Sum Frequency Generation Spectroscopy, W. Hua, D. Verreault, E. M. Adams, Z. Huang, H. C. Allen; J. Phys. Chem. C 117(38), 19577-19585 (2013). Link
81. Bridging the Gap between Microscopic and Macroscopic Views of Air/Aqueous Salt Interfaces, D. Verreault, H. C. Allen; Chem. Phys. Lett. 586, 1-9 (2013). Link
80. Salty Glycerol Versus Salty Water Surface Organization: Bromide and Iodide Surface Propensities, Z. Huang, W. Hua, D. Verreault, H. C. Allen; J. Phys. Chem. A 117(29), 6346-6353 (2013) [Prof. John C. Wright Festschrift Issue]. Link
79. Sulfate Adsorption at the Buried Hematite/Solution Interface Investigated using Total Internal Reflection (TIR)-Raman Spectroscopy, A. M. Jubb, D. Verreault, R. Posner, L. J. Criscenti, L. E. Katz, H. C. Allen; J. Colloid Interface Sci. 400, 140-146 (2013). Link
78. Laser Effects on Volta Potential Transients Recorded by a Kelvin Probe, D. Verreault, A. M. Jubb, G. S. Frankel, M. Stratmann, H. C. Allen, R. Posner; ECS Electrochem. Lett. 2(5), H19-H21 (2013). Link
2012
77. From Conventional to Phase-Sensitive Vibrational Sum Frequency Generation Spectroscopy: Probing Water Organization at Aqueous Interfaces, D. Verreault, W. Hua, H. C. Allen; J. Phys. Chem. Lett. 3(20), 3012-3028 (2012). Link
76. A Simultaneous In Situ Kelvin Probe and Raman Spectroscopy Analysis of Electrode Potentials and Molecular Structures at Polymer Covered Salt Layers on Steel, R. Posner, A. M. Jubb, G. S. Frankel, M. Stratmann, H. C. Allen; Electrochim. Acta 83, 327-334 (2012). Link
75. Hydrophobic Collapse of a Stearic Acid Film by Adsorbed L-Phenylalanine at the Air-Water Interface, E. C. Griffith, E. M. Adams, H. C. Allen, V. Vaida; J. Phys. Chem. B 116(27), 7849-7857 (2012). Link
74. Bisulfate Dehydration at the Air/Solution Interface Probed by Vibrational Sum Frequency Generation Spectroscopy, A. M. Jubb, H. C. Allen; J. Phys. Chem. C 116(24), 13161-13168 (2012). Link
73. A Simultaneous Kelvin Probe and Raman Spectroscopy Approach for In-Situ Surface and Interface Analysis, R. Posner, A. M. Jubb, G. S. Frankel, M. Stratmann, H. C. Allen; Electrochim. Acta 76, 34-42 (2012). Link
72. Sulfate Adsorption at the Buried Fluorite – Solution Interface Revealed by Vibrational Sum Frequency Generation Spectroscopy, A. M. Jubb, H. C. Allen; J. Phys. Chem. C 116(16), 9085-9091 (2012). Link
71. Environmental Chemistry at Vapor/Water Interfaces: Insights from Vibrational Sum Frequency Generation Spectroscopy, A. M. Jubb, W. Hua, H. C. Allen; Annu. Rev. Phys. Chem. 63, 107-130 (2012). Link
70. Organization of Water and Atmospherically Relevant Ions and Solutes: Vibrational Sum Frequency Spectroscopy at the Vapor/Liquid and Liquid/Solid Interfaces,A. M. Jubb, W. Hua, H. C. Allen; Acc. Chem. Res. 45(1), 110-119 (2012) [Special Issue – Water]. Link
69. Analytical Measurements of Atmospheric Urban Aerosol, S.-H. Lee, H. C. Allen; Anal. Chem. 84(3), 1196–1201 (2012). Link
2011
68. Electric Field Reversal of Na2SO4, (NH4)2SO4, and Na2CO3 relative to CaCl2 and NaCl at the Air/Aqueous Interface Revealed by Heterodyne-Detected Phase-Sensitive Sum Frequency, W Hua, AM Jubb, HC Allen, J. Phys. Chem. Lett. 2(20), 2515-2520 (2011). Link
67. Direct comparison of Phase-Sensitive Vibrational Sum Frequency Generation with Maximum Entropy Method: Case Study of Water, A. G. F. de Beer, J. S. Samson, W. Hua, Z. Huang, X. Chen, H. C. Allen, S. Roke; J. Chem. Phys. 135(22), 224701/1-224701/9 (2011). Link
66. Phase-Sensitive Sum Frequency Revealing Accommodation of Bicarbonate Ions, and Charge Separation of Sodium and Carbonate Ions within the Air/Water Interface, W. Hua, X. Chen, H. C. Allen; J. Phys. Chem. A 115(23), 6233-6238 (2011) [Victoria Buch Memorial Issue]. Link
65. Interfacial Water Structure and Effects of Mg2+ and Ca2+ Binding to the COOH Headgroup of Palmitic Acid Monolayer Studied by Vibrational Sum Frequency Generation Spectroscopy, CY Tang, Z Huang, HC Allen, J. Phys. Chem. B 115(1), 34-40 (2011). Link
64. Monomer, Clusters, Liquid: An Integrated Spectroscopic Study of Methanol Condensation, H. Laksmono, S. Tanimura, H. C. Allen, G. Wilemski, M. S. Zahniser, J. H. Shorter, D. D. Nelson, J. B. McManus, B. E. Wyslouzyl; Phys. Chem. Chem. Phys. 13(13), 5855-5871 (2011). Link
2010
63. Reorganization and Caging of DPPC, DPPE, DPPG, and DPPS Monolayers Caused by Dimethylsulfoxide Observed Using Brewster Angle Microscopy, X. Chen, W. Hua, Z. Huang, H. Castada, H. C. Allen; Langmuir 26(24), 18902-18908 (2010). Link
62. Incorporation and Exclusion of Long Chain Alkyl Halides in Fatty Acid Monolayers at the Air-Water Interface, M. R. Sierra-Hernandez, H. C. Allen; Langmuir 26(24), 18806-18816 (2010). Link
61. Water Structure at Aqueous Solution Surfaces of Atmospherically Relevant Dimethyl Sulfoxide and Methanesulfonic Acid Revealed by Phase Sensitive Sum Frequency Spectroscopy, X. Chen and H. C. Allen; J. Phys. Chem. B 114(46), 14983-14988 (2010). Link
60. Binding of Mg2+ and Ca2+ to Palmitic Acid and Deprotonation of the COOH Headgroup Studied by Vibrational Sum Frequency Generation Spectroscopy, C. Y. Tang, Z. Huang, H. C. Allen; J. Phys. Chem. B 114(51), 17068-17076 (2010). Link
59. Interfacial Molecular Organization at Aqueous Solution Surfaces of Atmospherically Relevant Dimethylsulfoxide and Methane Sulfonic Acid using Sum Frequency Spectroscopy and Molecular Dynamics Simulation, X. Chen, B. Minofar, P. Jungwirth, H. C. Allen; J. Phys. Chem. B 114(47), 15546-15553 (2010). Link
58. Vibrational Spectroscopic Characterization of Hematite, Maghemite, and Magnetite Thin Films Produced by Vapor Deposition, A. M. Jubb, H. C. Allen; ACS Appl. Mater. Interfaces 2(10), 2804-2812 (2010). Link
57. Interfacial Water Structure Associated with Phospholipid Membranes Studied by Phase-Sensitive Vibrational Sum Frequency Generation Spectroscopy, X. Chen, W. Hua, Z. Huang, H. C. Allen; J. Am. Chem. Soc. 132(32), 11336-11342 (2010). Link
56. Effect on the Hydration and Orientation of the Phosphate Group of DPPC at Air−Water and Air−Hydrated Silica Interfaces, N. N. Casillas-Ituarte, X. Chen, H. Castada, H. C. Allen; Na+ and Ca2+ J. Phys. Chem. B 114(29), 9485-9495 (2010). Link
55. The Effect of Magnesium Cation on the Interfacial Properties of Aqueous Salt Solutions, K. M. Callahan, N. N. Casillas-Ituarte, M. Xu, M. Roeselová, H. C. Allen, D. J. Tobias; J. Phys. Chem. A 114(32), 8359-8368 (2010). Link
54. Surface Organization of Aqueous MgCl2 and Application to Atmospheric Marine Aerosol Chemistry, N. N. Casillas-Ituarte, K. M. Callahan, C. Y. Tang, X. Chen, M. Roeselová, D. J. Tobias, H. C. Allen; Proc. Natl. Acad. Sci. (USA) 107(15), 6616-6621 (2010). Link
53. Effects of Sodium Chloride Particles, Ozone, UV, and Relative Humidity on Atmospheric Corrosion of Silver, D. Liang, H. C. Allen, G. S. Frankel, Z. Y. Chen, R. G. Kelly, Y. Wu, B.E. Wyslouzil; J. Electrochem. Soc. 157(4), C146-C156 (2010). Link
52. Influence of UV Irradiation and Ozone on Atmospheric Corrosion of Bare Silver, Z. Y. Chen, D. Liang, G. Ma, G. S. Frankel, H. C. Allen, R. G. Kelly; Corr. Eng. Sci. Technol. 45(2), 2169-2180 (2010). Link
51. Solvation of Magnesium Dication: Molecular Dynamics Simulation and Vibrational Spectroscopic Study of Magnesium Chloride in Aqueous Solutions, K. M. Callahan, N. N. Casillas-Ituarte, M. Roeselová, H. C. Allen, D. J. Tobias; J. Phys. Chem. A 114(15), 5141-5148 (2010). Link
2009
50. Interactions of Dimethylsulfoxide with a Dipalmitoylphosphatidylcholine Monolayer Studied by Vibrational Sum Frequency Generation, X. Chen, H. C. Allen; J. Phys. Chem A 113(45), 12655-12662 (2009). Link
49. PCCP Perspective: Shedding Light on Water Structure at Air-Aqueous Interfaces: Ions, Lipids, and Hydration, H. C. Allen, N. N. Casillas-Ituarte, M. R. Sierra-Hernandez, X. Chen, C. Y. Tang; Phys. Chem. Chem. Phys. 11(27), 5538-5549 (2009). Link
48. Ionic Binding of K+ and Na+ to the Carboxylic Acid Head Group of Palmitic Acid in Monolayers using Vibrational Sum Frequency Spectroscopy, C. Y. Tang, H. C. Allen; J. Phys. Chem. A 113(26), 7383-7393 (2009) [Prof. Benny Gerber Festschrift Issue]. Link
47. Surface Residence and Uptake of Methyl Chloride and Methyl Alcohol at the Air/Water Interface Studied by Vibrational Sum Frequency Spectroscopy and Molecular Dynamics, K. Harper, B. Minofar, M. R. Sierra-Hernandez, N. N. Casillas-Ituarte, M. Roeselova, H.C. Allen; J. Phys. Chem. A 113(10), 2015-2024 (2009) [Prof. Max Wolfsberg Festschrift Issue]. Link
46. Water Structure at the Air-Aqueous Interface of Divalent Cation and Nitrate Solutions, M. Xu, R. Spinney, H. C. Allen; J. Phys. Chem. B 113(13), 4102-4110 (2009). Link
45. Water, Chloroform, Acetonitrile, and Atrazine Adsorption to the Amorphous Silica Surface Studied by Vibrational Sum Frequency Generation Spectroscopy, N. N. Casillas-Ituarte, H. C. Allen; Chem. Phys. Lett. 483(1-3), 84-89 (2009). Link
44. Nitrate Anions and Ion Pairing at the Air/Aqueous Interface, M. Xu, C. Y. Tang, A. M. Jubb, X. Chen, H. C. Allen; J. Phys. Chem. C 113(6), 2082-2087 (2009). Link
2008
43. Effective Diffusion Coefficients for Methanol in Sulfuric Acid Solutions Measured by Raman Spectroscopy, L. Van Loon, H. C. Allen, B. E. Wyslouzil; J. Phys. Chem. A 112(43), 10758-10763 (2008). Link
42. Aqueous Divalent Metal-Nitrate Interactions: Hydration versus Ion Pairing, M. Xu, J. P. Larentzos, M. Roshdy, L. J. Criscenti, H. C. Allen; Phys. Chem. Chem. Phys. 10(32), 4793-4801 (2008) [Special Issue – Water at Interfaces]. Link
41. Uptake and Surface Reaction of Methanol by Sulfuric Acid Solutions Investigated by Vibrational Sum Frequency Generation and Raman Spectroscopies, L. Van Loon, H. C. Allen; J. Phys. Chem. A 112(34), 7873-7880 (2008). Link
2007
40. Dangling OD Confined in a Langmuir Monolayer, G. Ma, X. Chen, H. C. Allen; J. Am. Chem. Soc. 129(45), 14053-14057 (2007). Link
39. Competition Between DPPC and SDS at the Air-Aqueous Interface, K. L. Harper, H. C. Allen; Langmuir 23(17), 8925-8931 (2007). Link
38. Structure of Butanol and Hexanol at Aqueous, Ammonium Bisulfate, and Sulfuric Acid Solution Surfaces Investigated by Vibrational Sum Frequency Generation Spectroscopy, L. L. Van Loon, R. N. Minor, H. C. Allen; J. Phys. Chem. A 111(31), 7338-7346 (2007) [Roger E. Miller Memorial Issue]. Link
37. Observation of Hydronium Ions at the Air-Aqueous Acid Interface: Vibrational Spectroscopic Studies of Aqueous HCl, HBr, and HI, L. M. Levering, M. R. Sierra-Hernandez, H. C. Allen; J. Phys. Chem. C 111(25), 8814-8826 (2007) [Special Issue in Honor of Kenneth B. Eisenthal]. Link
36. Condensing Effect of Palmitic Acid on DPPC in Mixed Langmuir Monolayers, G. Ma, H. C. Allen; Langmuir 23(2), 589-597 (2007). Link
35. Oxidation of Oleic Acid at Air/Liquid Interfaces, L. F. Voss, M. F. Bazerbashi, C. P. Beekman, C. M. Hadad, H. C. Allen; J. Geophys. Res. 112(D6), D06209/1-D06209/9 (2007). Link
2006
34. New Insights into Lung Surfactant Monolayers using Vibrational Sum Frequency Generation Spectroscopy, G. Ma, H. C. Allen; Photochem. Photobiol. 82(6), 1517-1529 (2006) [Invited Review]. Link
33. Competition between Atmospherically Relevant Fatty Acid Monolayers at the Air/Water Interface, L. F. Voss, C. M. Hadad, H. C. Allen; J. Phys. Chem. B 110(39), 19487-19490 (2006). Link
32. Real-Time Investigation of Lung Surfactant Respreading with Surface Vibrational Spectroscopy, G. Ma, H. C. Allen; Langmuir 22(26), 11267-11274 (2006). Link
31. DPPC Langmuir Monolayer at the Air-Water Interface: Probing the Tail and Head Groups by Vibrational Sum Frequency Generation Spectroscopy, G. Ma, H.C. Allen; Langmuir 22(12), 5341-5349 (2006). Link
30. Non-Aqueous Solvation of n-Octanol and Ethanol: Spectroscopic and Computational Studies, L. M. Levering, C. J. Hayes, K. M. Callahan, C. M. Hadad, H. C. Allen; J. Phys. Chem. B 110(12), 6325-6331 (2006). Link
29. Vibrational Spectroscopic Studies of Aqueous Interfaces: Salts, Acids, and Nanodrops, S. Gopalakrishnan, D. Liu, H. C. Allen, M. Kuo, M. J. Shultz; Chem. Rev. 106(4), 1155-1175 (2006). Link
28. Ethylenediamine at Air/Liquid and Air/Silica Interfaces: Protonation Versus Hydrogen Bonding Investigated by Sum Frequency Generation Spectroscopy, M. Xu, D. Liu, H. C. Allen; Environ. Sci. Technol. 40(5), 1566-1572 (2006). Link
2005
27. Air-Liquid Interfaces of Aqueous Solutions Containing Ammonium and Sulfate: Spectroscopic and Molecular Dynamics Studies, S. Gopalakrishnan, P. Jungwirth, D. J. Tobias, H. C. Allen; J. Phys. Chem. B 109(18), 8861-8872 (2005). Link
26. Unified Molecular Picture of the Surfaces of Aqueous Acid, Base, and Salt Solutions, M. Mucha, T. Frigato, L. M. Levering, H. C. Allen, D. J. Tobias, L. X. Dang, P. Jungwirth; J. Phys. Chem. B 109(16), 7617-7623 (2005). Link
25. Adsorption of 4-Picoline and Piperidine onto Hydrated SiO2 Surface: Probing the Surface Acidity with Vibrational Sum Frequency Generation Spectroscopy, D. Liu, G. Ma, H. C. Allen; Environ. Sci. Technol. 39(7), 2025-2032 (2005). Link
24. Adsorption of Ethylene Glycol Vapor on α-Al2O3 (0001) and Amorphous SiO2 Surfaces: Observation of Molecular Orientation and Surface Hydroxyl Groups as Sorption Sites, D. Liu, G. Ma, M. Xu, H. C. Allen; Environ. Sci. Technol. 39(1), 206-212 (2005). Link
23. Spectroscopic and Computational Studies of Aqueous Ethylene Glycol Solution Surfaces, E. L. Hommel, J. K. Merle, G. Ma, C. M. Hadad, H. C. Allen; J. Phys. Chem. B 109(2), 811-818 (2005). Link
2004
22. Piperidine Adsorption on Hydrated α-Alumina (0001) Surface Studied by Vibrational Sum Frequency Generation Spectroscopy, G. Ma, D. Liu, and H. C. Allen; Langmuir 20(26), 11620-11629 (2004). Link
21. Methanol Reaction with Sulfuric Acid: A Vibrational Spectroscopic Study, L. Van Loon, H. C. Allen; J. Phys. Chem. B 108(45), 17666-17674(2004). Link
20. Vibrational Broad Bandwidth and Scanning Sum Frequency Generation Spectroscopy of Air-Solid and Air-Liquid Interfaces, G. Ma, D. Liu, H. C. Allen; Proc. SPIE 1153, 145-156 (2004) [Invited Article]. Link
19. Vibrational Spectroscopy of Aqueous Sodium Halide Solutions and Air-Liquid Interfaces: Observation of Increased Interfacial Depth, D. Liu, G. Ma, L. M. Levering, H. C. Allen; J. Phys. Chem. B 108(7), 2252-2260 (2004). Link
2003
18. 1-Methyl Naphthalene Reorientation at the Air-Liquid Interface upon Water Saturation Studied by Vibrational Broad Bandwidth Sum Frequency Generation Spectroscopy, E. L. Hommel, H. C. Allen; J. Phys. Chem. B 107(39), 10823-10828 (2003). Link
17. The Air-Liquid Interface of Benzene, Toluene, M-xylene, and Mesitylene: A Sum Frequency, Raman, and Infrared Spectroscopic Study, E. L. Hommel, H. C. Allen; Analyst 128(6), 750-755 (2003). Link
16. Surface Studies of Aqueous Methanol Solutions by Vibrational Broad Bandwidth Sum Frequency Generation Spectroscopy, G. Ma, H. C. Allen; J. Phys. Chem. B 107(26), 6343-6349 (2003). Link
15. Characterization of Ultrathin Films of γ-Al2O3 and the Chemistry of 1,3-Butadiene on NiAl(001) and γ-Al2O3, M. M. Ivey, K. A. Layman, A. Avoyan, H. C. Allen, J. C. Hemminger; J. Phys. Chem. B 107(26), 6391-6400 (2003). Link
14. Surface Vibrational Sum Frequency and Raman Studies of PAMAM G0, G1, and Acylated PAMAM G0 Dendrimers, A. P. Davis, G. Ma, H. C. Allen; Anal. Chim. Acta 496(1-2), 117-131 (2003). Link
2002
13. Diffuse Reflection Broad Bandwidth Sum Frequency Generation from Particle Surfaces, G. Ma, H. C. Allen; J. Am. Chem. Soc. 124(32), 9374-9375 (2002). Link
12. Interfacial Analysis, H. C. Allen; McGraw-Hill Yearbook of Science & Technology (2002).
2001
11. Broadband Vibrational Sum Frequency Generation Spectroscopy of a Liquid Surface, E. L. Hommel, G. Ma, H. C. Allen; Anal. Sci. 17(11), 1325-1329 (2001). Link
10. Broadband Sum Frequency Generation with Two Regenerative Amplifiers: Temporal Overlap of Femtosecond and Picosecond Light Pulses, E. L. Hommel, H. C. Allen; Anal. Sci. 17(1), 137-139 (2001). Link
9. Surface Structural Studies of Methane Sulfonic Acid at Air/Aqueous Solution Interfaces using Vibrational Sum Frequency Spectroscopy, H. C. Allen, E. Raymond, G. L. Richmond; J. Phys. Chem. A 105(9), 1649-1655 (2001). Link
2000
8. Nonlinear Vibrational Sum Frequency Spectroscopy of Atmospherically Relevant Molecules at Aqueous Solution Surfaces, H. C. Allen, E. A. Raymond, G. L. Richmond; Curr. Opin. Colloid Interface Sci. 5(1-2), 74-80 (2000). Link
7. The Analysis of Interference Effects in the Sum Frequency Spectra of Water Interfaces, M. G. Brown, E. A. Raymond, H. C. Allen, L. F. Scatena, G. L. Richmond; J. Phys. Chem. A 104(45), 10220-10226 (2000). Link
Prior to 2000
6. Molecular Structure and Adsorption of Dimethyl Sulfoxide at the Surface of Aqueous Solutions, H. C. Allen, D. E. Gragson, G. L. Richmond; J. Phys. Chem. B 103(4), 660-666 (1999). Link
5. Dimerization of 1,3-Butadiene on Highly Characterized Hydroxylated Surfaces of Ultrathin Films of γ-Al2O3, M. M. Ivey, H. C. Allen, A. Avoyan, K. A. Martin, J. C. Hemminger; J. Am. Chem. Soc. 120(42), 10980-10981 (1998). Link
4. Electron Microscopy Beam Damage during the Study of Surface Reactions on Sodium Chloride, H. C. Allen, M. L. Mecartney, J. C. Hemminger; Minimizing Transmission Microsc. Microanal. 4(1), 23-33 (1998). Link
3. Illustrating Deviations in the Beer-Lambert Law in an Instrumental Analysis Laboratory: Measuring Atmospheric Pollutants by Differential Optical Absorption Spectrometry, H. C. Allen, T. Brauers, B. J. Finlayson-Pitts; J. Chem. Educ.74(12), 1459-1462 (1997). Link
2. Water Induced Reorganization of Ultra-thin Nitrate Films on NaCl: Implications for the Tropospheric Chemistry of Sea Salt Particles, H. C. Allen, J. M. Laux, R. Vogt, B. J. Finlayson-Pitts, J. C. Hemminger; J. Phys. Chem. 100(16), 6371-6375 (1996). Link
1. Some New Laboratory Approaches to Studying Tropospheric Heterogeneous Reactions, R. Vogt, C. Elliott, H. C. Allen, J. M. Laux, J. C. Hemminger, B. J. Finlayson-Pitts; Atmos. Environ. 30(10-11), 1729-1737 (1996). Link
– Fundamental Surface Processes in Heterogeneous Atmospheric Chemistry: Applications to Sea-Salt (NaCl) and Oxide Particulate Chemistry, H. C. Allen; Dissertation, June 1997.
Patents:
Patent #9718888, 3024486 (Magliery, Aug 2017)
Patents pending as of 10/2020: 1. PCT/US2020/028254, app#62/834,245 (Allen, 5/2020); 2. app#62/309,116 (Coe, 2018)
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Dissertations and Theses