Magnetism Reflectometer

Publications from Research Conducted at MAGREF

The following 196 publications were retrieved from PuSH (Publications of SNS and HFIR)

2023 16 Publications

Cassidy A.M., McCoustra M.R., Field D.P., "A Spontaneously Electrical State of Matter", Accounts of Chemical Research, 56, 1909-1919 (2023).
Charlton T.R., Guo E.J., Lavrik N., Fitzsimmons M.R., "Liquid Helium as a reference may provide clarity for some neutron reflectometry experiments", Journal of Neutron Research, 25, 29-40 (2023).
Chi H., Ou Y., Eldred T.B., Gao W., Kwon S., Murray J., Dreyer M., Butera R.E., Foucher A.C., Ambaye H., Keum J.K., Greenberg A.T., Liu Y., Neupane M.R., de Coster G.J., Vail O.A., Taylor P.J., Folkes P.A., Rong C., Yin G., Lake R.K., Ross F.M., Lauter V, "Strain-tunable Berry curvature in quasi-two-dimensional chromium telluride", Nature Communications, 14, 3222 (2023).
Cress C.D., van T Erve O., Prestigiacomo J., LaGasse S., Glavic A., Lauter V.V., Bennett S.P., "Domain State Exchange Bias in a Single Layer FeRh Thin Film Formed via Low Energy Ion Implantation", Journal of Materials Chemistry C, 11, 903-909 (2023).
Dryzhakov B., "Developing Spin and Polarization Order in 2D Hybrid Perovskites", Ph.D. Dissertation, The University of Tennessee, Knoxville, Tennessee (2023).
Eby D., Jakowski M., Lauter V.V., Doucet M., Ganesh P., Fuentes-Cabrera M., Kumar R., "Extraction of Interaction Parameters from Specular Neutron Reflectivities in Thin Films of Diblock Copolymers: An “Inverse Problem”", Nanoscale, 15, 7280-7291 (2023).
Guo J., "Elucidation Of Quantum Magnetic Dynamics In Semi-Classical Honeycomb Lattice", Ph.D. Dissertation, University of Missouri (2023).
Jin Q., Zhang Q., Bai H., Huon A., Charlton T.R., Chen S., Lin S., Hong H., Cui T., Wang C., Guo H., Gu L., Zhu T., Fitzsimmons M.R., Jin K.j., Wang S., Guo E.J., "Emergent Magnetic States and Tunable Exchange Bias at 3d Nitride Heterointerfaces", Advanced Materials, 35, 2208221 (2023).
Patel S., "Static and Dynamic Phenomena in Strongly Correlated Magnetic Thin Films", Ph.D. Dissertation, University of California San Diego (2023).
Wang J., Wang T., Ozerov M., Zhang Z., Bermejo-Ortiz J., Bac S.K., Trinh H., Zhukovskyi M., Orlova T., Ambaye H., Keum J.K., de Vaulchier L., Guldner Y., Smirnov D., Lauter V.V., Liu X., Assaf B.A., "Energy gap of topological surface states in proximity to a magnetic insulator", Communications Physics, 6, 200 (2023).
Wang Y., Lauter V.V., Maximova O., Konakanchi S.T., Upadhyaya P., Keum J.K., Ambaye H., Wang J., Zhukovskyi M., Orlova T., Assaf B.A., Liu X., Rokhinson L.P., "Exchange coupling in Bi2 Se3/EuSe heterostructures and evidence of interfacial antiferromagnetic order formation", Physical Review B, 108, 19, 195308 (2023).
Wen X., Pierce J., Lavrik N., Randolph S.J., Guo W., Fitzsimmons M.R., "Flow of the normal component of He-II about bluff objects observed with He ∗ 2 excimers", Physical Review B, 107, 174501 (2023).
Will-Cole A., Hart J.L., Lauter V.V., Grutter A.J., Dubs C., Lindner M., Reimann T., Valdez N.R., Pearce C.I., Monson T.C., Cha J.J., Heiman D., Sun N.X., "Negligible magnetic losses at low temperatures in liquid phase epitaxy grown Y3Fe5O12 films", Physical Review Materials , 7, 054411 (2023).
Yang D., "Growth and Emergent Functionalities of Oxide Thin Films Utilizing Interface Engineering", Ph.D. Dissertation, University of Nebraska - Lincoln (2023).
Zhang Z., Liu Y., Yuan Y., Xiong R., Lu Z., "Large exchange bias effect and interfacial magnetic structure in FePt3 (partially ordered)/FePt3 (disordered) multilayer film", Intermetallics, 163, 108088 (2023).

2022 25 Publications

Andrejevic N., "Machine Learning-Augmented Spectroscopies for Intelligent Materials Design", Ph.D. Dissertation, Massachusetts Institute of Technology (2022).
Andrejevic N., Chen Z., Nguyen T., Fan L., Heiberger H., Zhou L.J., Zhao Y.F., Chang C.Z., Grutter A.J., Li M., "Elucidating proximity magnetism through polarized neutron reflectometry and machine learning", Applied Physics Reviews, 9, 011421 (2022).
Bhattacharjee N., Mahalingam K., Fedorko A., Lauter V.V., Matzelle M., Singh B., Grutter A.J., Will-Cole A., Page M., McConney M., Markiewicz R.S., Bansil A., Heiman D., Sun N.X., "Topological Antiferromagnetic van der Waals Phase in Topological Insulator/Ferromagnet Heterostructures Synthesized by CMOS-Compatible Sputtering Technique", Advanced Materials, 34, 2108790 (2022).
Broussard L.J., Barrow J.L., Debeer-Schmitt L.M., Dennis T., Fitzsimmons M.R., Frost M., Gilbert C.E., Gonzalez F.M., Heilbronn L., Iverson E.B., Johnston A., Kamyshkov Y., Kline M., Lewiz P., Matteson C., Ternullo J., Varriano L., Vavra S., "Experimental Search for Neutron to Mirror Neutron Oscillations as an Explanation of the Neutron Lifetime Anomaly", Physical Review Letters, 128, 212503 (2022).
Chaturvedi V., Ghosh S., Gautreau D., Postiglione W.M., Dewey J.E., Quarterman P., Balakrishnan P.P., Kirby B.J., Zhou H., CHENG H., Huon A., Charlton T.R., Fitzsimmons M.R., Korostynski C., Jacobson A., Figari L., Barriocanal J.G., Birol T., Mkhoyan K.A, "Room-temperature valence transition in a strain-tuned perovskite oxide", Nature Communications, 13, 7774 (2022).
Chen S., Zhang Q., Li X., Zhao J., Lin S., Jin Q., Hong H., Huon A., Charlton T.R., Li Q., Yan W., Wang J., Ge C., Wang C., Wang B.T., Fitzsimmons M.R., Guo H., Gu L., Yin W., Jin K.j., Guo E.J., "Atomically engineered cobaltite layers for robust ferromagnetism", Science Advances, 8, eabq3981 (2022).
Costa A., Sutula M., Lauter V.V., Song J., Fabian J., Moodera J.S., "Signatures of superconducting triplet pairing in Ni–Ga-bilayer junctions", New Journal of Physics, 24, 033046 (2022).
Doucet M., Browning J.F., Doyle B.L., Charlton T.R., Ambaye H., Seo J., Mazza A.R., Wenzel J.F., Burns G.R., Wixom R.R., Veith G.M., "Study of Chromium Migration in a Nickel-Based Alloy Using Polarized Neutron Reflectometry and Rutherford Backscattering Spectrometry", Journal of Physical Chemistry C, 126, 1, 605–610 (2022).
Jeong S.G., Kim J., Seo A., Park S., Jeong H.Y., Kim Y.M., Lauter V.V., Egami T., Han J.H., Choi W.S., "Unconventional interlayer exchange coupling via chiral phonons in synthetic magnetic oxide heterostructures", Science Advances, 8, eabm4005 (2022).
Jeong S.G., Song S., Park S., Lauter V.V., Choi W.S., "Atomic-Scale Modulation of Synthetic Magnetic Order in Oxide Superlattices", Small Methods, 7, 2, 2201386 (2022).
Jin Q., Wang Z., Zhang Q., Yu Y., Lin S., Chen S., Qi M., Bai H., Huon A., Li Q., Wang L., Yin X., Tang C.S., et al. ., "Room-Temperature Ferromagnetism at an Oxide-Nitride Interface", Physical Review Letters, 128, 017202 (2022).
Lamichhane T.N., Charlton T.R., Andrews B., Malaviya D., Pathak A.K., Ambaye H., Doucet M., Lauter V.V., Katsaras J., Post B.K., Paranthaman M.P., "Additively Manufactured NdFeB Polyphenylene Sulfide Halbach Magnets to Generate Variable Magnetic Fields for Neutron Reflectometry", 3D Printing and Additive Manufacturing, 9, 245-254 (2022).
Lauter V.V., Wang K., Mewes T., Glavic A., Toperverg B.P., Ahmadi M., Assaf B.A., Hu B., Li M., Liu X., Liu Y., Moodera J.S., Rokhinson L.P., Singh D.K., Sun N.X., "M-STAR: Magnetism Second Target Advanced Reflectometer at the Spallation Neutron Source", Review of Scientific Instruments, 93, 103903 (2022).
Mazza A.R., Lapano J., Meyer III H.M., Nelson C., Smith T., Pai Y.Y., Noordhoek K., Lawrie B.J., Charlton T.R., Moore R.G., Ward T.Z., Du M., Eres G., Brahlek M., "Surface-Driven Evolution of the Anomalous Hall Effect in Magnetic Topological Insulator MnBi2Te4 Thin Films", Advanced Functional Materials, 32, 2202234 (2022).
Mazza A.R., Miettinen A., Gai Z., He X., Charlton T.R., Ward T.Z., Conrad M., Bian G., Conrad E.H., Miceli P.F., "The structural modification and magnetism of many-layer epitaxial graphene implanted with low-energy light ions", Carbon, 192, 462-472 (2022).
Mazza A.R., Skoropata E., Sharma Y., Lapano J., Heitmann T.W., Musico B.L., Keppens V., Gai Z., Freeland J.W., Charlton T.R., Brahlek M., Moreo A., Dagotto E., Ward T.Z., "Designing Magnetism in High Entropy Oxides", Advanced Science, 9, 2200391 (2022).
Seung Gyo J., "Strongly correlated quantum phenomena in atomic-scale SrRuO3/SrTiO3 superlattices", Ph.D. Dissertation, Sungkyunkwan University (2022).
Sharma Y., Paudel B., Huon A., Schneider M.E., Roy P., Corey Z., Schonemann R., Jones A.C., Jaime M., Yarotski D., Charlton T.R., Fitzsimmons M.R., Jia Q.X., Pettes M.T., Yang P., Chen A.P., "Induced Ferromagnetism in Epitaxial Uranium Dioxide Thin Films", Advanced Science, 9, 2203475 (2022).
Shoup J.A., "Magnetic and Structural Effects in Interfacial Magnetism: Molecular Magnets and Ferrimagnetic Alloys", Ph.D. Dissertation, University of South Florida (2022).
Wang Y., Liu X., Bac S.K., Wang J., Furdyna J.K., Assaf B.A., Zhukovskyi M., Orlova T., Lauter V.V., Dilley N.R., Rokhinson L.P., "Epitaxial growth and magnetic characterization of EuSe thin films with various crystalline orientations", Journal of Applied Physics, 131, 055302 (2022).
Wen X., McDonald L., Pierce J., Guo W., Fitzsimmons M.R., "Observing flow of He II with unsupervised machine learning", Scientific Reports, 12, 203873 (2022).
Yumnam G., Guo J., Chen Y., Dahal A., Ghosh P., Cunningham Q., Keum J.K., Lauter V.V., Abdullah A., Almasri M., Singh D.K., "Magnetic charge and geometry confluence for ultra-low forward voltage diode in artificial honeycomb lattice", Materials Today Physics, 22, 100574 (2022).

2021 15 Publications

Cassidy A.M., Joergensen M.R., Glavic A., Lauter V.V., Plekan O., Field D.P., "Low temperature aging in a molecular glass: the case of cis-methyl formate", Physical Chemistry Chemical Physics, 23, 15719-15726 (2021).
Cassidy A.M., Joergensen M.R., Glavic A., Lauter V.V., Plekan O., Field D.P., "A mechanism for ageing in a deeply supercooled molecular glass", Chemical Communications, 57, 6368-6371 (2021).
Chen Y., Yumnam G., Guo J., Stingaciu L., Zolnierczuk P.A., Lauter V.V., Singh D.K., "Magnetic charge's relaxation propelled electricity in two-dimensional magnetic honeycomb lattice", iScience, 24, 3, 102206 (2021).
Doucet M., Archibald R., Heller W.T., "Machine Learning for Neutron Reflectometry Data Analysis of Two-Layer Thin Films", Machine Learning: Science and Technology, 2, 035001 (2021).
Guo J., Yumnam G., Dahal A., Chen Y., Lauter V.V., Singh D.K., "Local Spin Ice Order Induced Planar Hall Effect in Nd–Sn Artificial Honeycomb Lattice", Advanced Electronic Materials, 7, 2100079 (2021).
Hang X., "Magnetic Properties and Potential Applications of Fe16N2", Ph.D. Dissertation, University of Minnesota - Twin Cities (2021).
Lin S., Zhang Q., Sang X., Zhao J., Cheng S., Huon A., Jin Q., Chen S., Chen S., Cui W., Guo H., He M., Ge C., Wang C., Wang J., Fitzsimmons M.R., Gu L., Zhu T., Jin K.j., Guo E.J., "Dimensional Control of Octahedral Tilt in SrRuO3 via Infinite-Layered Oxides", Nano Letters, 21, 7, 3146–3154 (2021).
Liu C., Liu Y., Zhang B., Sun C.J., Lan D., Chen P., Wu X., Yang P., Yu X., Charlton T.R., Fitzsimmons M.R., Ding J., Chen J., Chow G.M., "Ferroelectric Self-Polarization Controlled Magnetic Stratification and Magnetic Coupling in Ultrathin La0.67Sr0.33MnO3 Films", ACS Applied Materials & Interfaces, 13, 25, 30137–30145 (2021).
Mahalik J.P., Li W., Savici A.T., Hahn S.E., Lauter H., Ambaye H., Sumpter B.G., Lauter V.V., Kumar R., "Dispersity-Driven Stabilization of Coexisting Morphologies in 2 Asymmetric Diblock Copolymer Thin Films", Macromolecules, 54, 1, 450–459 (2021).
Skoropata E., Mazza A.R., Herklotz A., Ok J.M., Eres G., Brahlek M., Charlton T.R., Lee H.N., Ward T.Z., "Post-synthesis control of Berry phase driven magnetotransport in SrRuO3 films", Physical Review B, 103, 085121 (2021).
Steffen A., Glavic A., Gutberlet T., Ambaye H., Schubert J.P., Geprags S., Barthel J., Mattauch S., Zander W., Kruth M., Schoeffmann P., Puetter S., Brueckel T., "Unexpected Precipitates in Conjunction with Layer-by-Layer Growth in Mn-Enriched LaSrMnO Thin Films", Thin Solid Films, 735, 138862 (2021).
Wang M., Xu H., Wu T., Ambaye H., Qin J., Keum J.K., Ivanov I., Lauter V.V., Hu B., "Optically Induced Static Magnetization in Metal Halide Perovskite for Spin‐Related Optoelectronics", Advanced Science, 8, 11, 2004488 (2021).
Yumnam G., Chen Y., Guo J., Keum J.K., Lauter V.V., Singh D.K., "Quantum disordered state of magnetic charges in nanoengineered honeycomb lattice", Advanced Science, 8, 6, 2004103 (2021).

2020 7 Publications

Kane A.M., Chiu I.T., Ahlm N.J., Chopdekar R.V., N'Diaye A.T., Arenholz E., Mehta A., Lauter V.V., Takamura Y., "Controlling Magnetization Vector Depth Profiles of La 0.7 Sr 0.3 CoO 3 /La 0.7 Sr 0.3 MnO 3 Exchange Spring Bilayers via Interface Reconstruction", ACS Applied Materials & Interfaces, 12, 45437-45443 (2020).
Khaykovich B., Romaine S., Ames A., Bruni R., Ambaye H., Glavic A., Lauter V.V., Engelhaupt D., "Fabrication and testing of high-performance all-metal neutron guides and axisymmetric mirrors by electrochemical replication", MRS Advances, 5, 1513-1528 (2020).
Lin S., Zhang Q., Roldan M.A., Das S., Charlton T.R., Fitzsimmons M.R., Jin Q., Li S., Wu Z., Chen S., Guo H., Tong X., He M., Ge C., Wang C., Gu L., Jin K.j., Guo E.J., "Switching Magnetic Anisotropy of Sr Ru O 3 by Capping-Layer-Induced Octahedral Distortion", Physical Review Applied, 13, 3, 034033 (2020).
Wen X., Bao S., McDonald L., Pierce J., Greene G.L., Crow L., Tong X., Mezzacappa A., Glasby R., Guo W., Fitzsimmons M.R., "Imaging Fluorescence of He∗2 Excimers Created by Neutron Capture in Liquid Helium II", Physical Review Letters, 124, 134502 (2020).
Yumnam G., Guo J., Chen Y., Lauter V.V., Singh D.K., "Nonconventional magnetic phenomena in neodymium thin film", Physical Review Research, 2, 042018 (2020).

2019 14 Publications

Chen K., Philippi-Kobs A., Lauter V.V., Vorobiev A., Dyadkina E., Yakovchuk V.Y., Stolyar S., Lott D., "Observation of a Chirality-Induced Exchange-Bias Effect", Physical Review Applied, 12, 024047 (2019).
Chen Y., Summers B., Dahal A., Lauter V.V., Vignale G., Singh D.K., "Field and Current Control of the Electrical Conductivity of an Artificial 2D Honeycomb Lattice", Advanced Materials, 31, 16, 1808298 (2019).
Ding X., Cui X., Xiao C., Luo X., Bao N.N., Rusydi A., Yu X., Lu Z., Du Y., Guan X., Tseng L.T., Lee W.T., Ahmed S., Zheng R., Liu T., Wu T., Ding J., Suzuki K., Lauter V.V., Vinu A., Ringer S.P., Yi J.B., "Confinement-Induced Giant Spin-Orbit-Coupled Magnetic Moment of Co Nanoclusters in TiO2 Films", ACS Applied Materials & Interfaces, 11, 46, 43781-43788 (2019).
Fitzsimmons M.R., Charlton T.R., "Strategies to minimize the influence of instrumental bias in neutron scattering", Nuclear Instruments and Methods in Physics Research Section A, 941, 162330 (2019).
Guo E.J., Desautels R.D., Lee D., Roldan M.A., Liao Z., Charlton T.R., Ambaye H., Molaison J.J., Boehler R., Keavney D.J., Herklotz A., Ward T.Z., Lee H.N., Fitzsimmons M.R., "Exploiting Symmetry Mismatch to Control Magnetism in a Ferroelastic Heterostructure", Physical Review Letters, 122, 18, 187202 (2019).
Mazza A.R., "Exploring defects and induced magnetism in epitaxial graphene films", Ph.D. Dissertation, University of Missouri-Columbia (2019).
Mazza A.R., Miettinen A., Daykin A.A., He X., Charlton T.R., Conrad M., Guha S., Lu Q., Bian G., Conrad E.H., Miceli P.F., "Revealing interfacial disorder at the growth-front of thick many-layer epitaxial graphene on SiC: a complementary neutron and X-ray scattering investigation", Nanoscale, 11, 14434-14445 (2019).
Paudel B., Vasiliev I., Hammouri M., Karpov D., Chen A.P., Lauter V.V., Fohtung E., "Strain vs. charge mediated magnetoelectric coupling across the magnetic oxide/ferroelectric interfaces", RSC Advances, 9, 13033 (2019).
Singh D.K., Summers B., Dahal A., "Magnetic Diode in Artificial Magnetic Honeycomb Lattice", (2019).
Tornos J., Gallego F., Valencia S., Liu Y., Rouco V., Lauter V.V., Abrudan R., Luo C., Ryll H., Wang Q., Hernandez-Martin D., Orfila G., Cabero M., Cuellar F., Arias D., Mompean F.J., Garcia-Hernandez M., Radu F., Charlton T.R., Rivera-Calzada A., Sefrio, "Ferroelectric Control of Interface Spin Filtering in Multiferroic Tunnel Junctions", Physical Review Letters, 122, 3, 037601 (2019).
Tronin A., Maciunas L.J., Grasty K.C., Loll P.J., Ambaye H., Parizzi A., Lauter V.V., Geragotelis A.D., Freites J.A., Tobias D.J., Blasie J.K., "Voltage-Dependent Profile Structures of a KvChannel via Time-Resolved Neutron Interferometry", Biophysical Journal, 117, 4, 751-766 (2019).
Xia N., Lauter V.V., Gerhardt R.A., "Three-dimensional Nanoscale Mapping of Porosity in Solution-Processed ITO Multilayer Thin Films for Patternable Transparent Electrodes", ACS Applied Nano Materials, 2, 2, 726-735 (2019).
Xu H., Xu H., "Magneto-optical Effects in Multifunctional Materials", Ph.D. Dissertation, University of Tennessee Knoxville (2019).

2018 15 Publications

Banu N., Singh S., Basu S., Roy A., Movva H.C., Lauter V.V., Satpati B., Dev B.N., "High density nonmagnetic cobalt in thin films", Nanotechnology, 29, 19, 195703 (2018).
Fontana M.T., Kang H., Yee P.Y., Fan Z., Hawks S.A., Schelhas L.T., Subramaniyan S., Hwang Y.J., Jenekhe S.A., Tolbert S.H., Schwartz B.J., "Low-Vapor-Pressure Solvent Additives Function as Polymer Swelling Agents in Bulk Heterojunction Organic Photovoltaics", Journal of Physical Chemistry C, 122, 29, 16574-16588 (2018).
Glavic A., Summers B., Dahal A., Kline J., Van Herck W., Sukhov A., Ernst A., Singh D.K., "Spin Solid versus Magnetic Charge Ordered State in Artificial Honeycomb Lattice of Connected Elements", Advanced Science, 5, 4, 1700856 (2018).
Guo E.J., Roldan M.A., Charlton T.R., Liao Z., Zheng Q., Ambaye H., Herklotz A., Gai Z., Ward T.Z., Lee H.N., Fitzsimmons M.R., "Removal of the Magnetic Dead Layer by Geometric Design", Advanced Functional Materials, 28, 30, 180922 (2018).
Guo E.J., Roldan M.A., Sang X., Okamoto S., Charlton T.R., Ambaye H., Lee H.N., Fitzsimmons M.R., "Influence of chemical composition and crystallographic orientation on the interfacial magnetism in BiFe O 3 / L a 1 − x S r x Mn O 3 superlattices", Physical Review Materials , 2, 11, 114404 (2018).
Hang X., Zhang X., Ma B., Lauter V.V., Wang J.P., "Epitaxial Fe16N2 thin film on nonmagnetic seed layer", Applied Physics Letters, 112, 19, 192402 (2018).
Mahalik J.P., Dugger J.W., Sides S.W., Sumpter B.G., Lauter V.V., Kumar R., "Interpreting Neutron Reflectivity Profiles of Diblock Copolymer Nanocomposite Thin Films Using Hybrid Particle-Field Simulations", Macromolecules, 51, 8, 3116–3125 (2018).
Singamaneni S.R., Prater J.T., Glavic A., Lauter V.V., Narayan J., "Polarized neutron reflectivity studies on epitaxial BiFeO3/La0.7Sr0.3MnO3 heterostructure integrated with Si (100)", AIP Advances, 8, 5, 055821 (2018).
Summers B., "Emergent properties in the artificial magnetic honeycomb lattice of ultra-small elements", Ph.D. Dissertation, University of Missouri-Columbia (2018).
Summers B., Debeer-Schmitt L.M., Dahal A., Glavic A., Kampschroeder P., Gunasekera J., Singh D.K., "Temperature-dependent magnetism in artificial honeycomb lattice of connected elements", Physical Review B, 97, 1, 014401 (2018).
Walter J., "Ion Gel Gating of Perovskite Cobaltite Thin Films: Understanding Mechanisms and Control of Magnetism", Ph.D. Dissertation, University of Minnesota - Twin Cities (2018).
Walter J., Charlton T.R., Ambaye H., Fitzsimmons M.R., Orth P.P., Fernandes R.M., Leighton C., "Giant electrostatic modification of magnetism via electrolyte-gate-induced cluster percolation in La1−xSrxCoO3−δ", Physical Review Materials , 2, 11, 111406(R) (2018).
Zhang X., "Giant Saturation Magnetization Fe16N2 Thin Film", Ph.D. Dissertation, University of Minnesota - Twin Cities (2018).

2017 16 Publications

Banu N., Singh S., Satpati B., Roy A., Basu S., Chakraborty P., Movva H.C., Lauter V.V., Dev B.N., "Evidence of Formation of Superdense Nonmagnetic Cobalt", Scientific Reports, 7, 41856 (2017).
Bennett S.P., Herklotz A., Cress C.D., Ievlev A.V., Rouleau C.M., Mazin I.I., Lauter V.V., "Magnetic order multilayering in FeRh thin films by the He-ion irradiation", Materials Research Letters, 6, 1, 106-112 (2017).
Cao S., "Surfaces and Interfaces of Magnetoelectric Oxide Systems", Ph.D. Dissertation, University of Nebraska - Lincoln (2017).
Cooper J.B., Kinane C.J., Langridge S., Ali M., Hickey B.J., Niizeki T., Uchida K., Saitoh E., Ambaye H., Glavic A., "Unexpected structural and magnetic depth dependence of YIG thin films", Physical Review B, 96, 104404 (2017).
Engelhaupt D., Khaykovich B., Romaine S., "Development of Low-Cost Method for Fabrication of Metal Neutron Guides", United States Department of Energy 1413973 (2017).
Guo E.J., Charlton T.R., Ambaye H., Desautels R.D., Lee H.N., Fitzsimmons M.R., "Orientation control of interfacial magnetism at La0.67Sr0.33MnO3/SrTiO3 interfaces", ACS Applied Materials & Interfaces, 9, 22, 19307–19312 (2017).
Guo E.J., Petrie J.R., Roldan M.A., Li Q., Desautels R.D., Charlton T.R., Herklotz A., Nichols J.A., van Lierop J., Freeland J.W., Kalinin S.V., Lee H.N., Fitzsimmons M.R., "Spatially Resolved Large Magnetization in Ultrathin BiFeO3", Advanced Materials, 29, 32, 1700790 (2017).
Herklotz A., Guo E.J., Wong A.T., Meyer T.L., Dai S., Ward T.Z., Lee H.N., Fitzsimmons M.R., "Reversible Control of Interfacial Magnetism through Ionic-Liquid-Assisted Polarization Switching", Nano Letters, 17, 3, 1665-1669 (2017).
Jiang C., Tong X., Brown D.R., Glavic A., Ambaye H., Goyette R., Hoffmann M.C., Parizzi A., Robertson L., Lauter V.V., "New generation high performance in situ polarized 3He system for time-of-flight beam at spallation sources", Review of Scientific Instruments, 88, 2, 025111 (2017).
Kang H., "Understanding and Controlling Nanoscale Morphology in Self-Assembled Semiconducting Materials", Ph.D. Dissertation, University of California Los Angeles (2017).
Lapa P., "Interfacial Effects and Inhomogeneous Magnetic States in Magnetic Heterostructures", Ph.D. Dissertation, Texas A&M University College Station (2017).
Luo X., Tseng L.T., Lee W.T., Tan T.T., Bao N.N., Liu R., Ding J., Li S., Lauter V.V., Yi J.B., "Probing the magnetic profile of diluted magnetic semiconductors using polarized neutron reflectivity", Scientific Reports, 7, 6341 (2017).
Summers B., Chen Y., Dahal A., Singh D.K., "New Description of Evolution of Magnetic Phases in Artificial Honeycomb Lattice", Scientific Reports, 7, 1, 16080 (2017).
Wu J., Lauter V.V., Ambaye H., He X., Bozovic I., "Search for ferromagnetic order in overdoped copper-oxide superconductors", Scientific Reports, 7, 45896 (2017).
Zhang X., Lauter V.V., Ambaye H., Wang J.P., "Thermal stability of Fe16N2 thin film on GaAs (001) substrate", Materials Research Express, 4, 6, 066401 (2017).

2016 17 Publications

Bennett S.P., Feygenson M., Jiang Y., Zande B.J., Zhang X., Sankar S.G., Wang J.P., Lauter V.V., "Phase Concentration Determination of Fe16N2 Using State of the Art Neutron Scattering Techniques", Journal of the Minerals, Metals, & Materials Society, 68, 6, 1572–1576 (2016).
Bennett S.P., Wong A.T., Glavic A., Herklotz A., Urban C., Valmianski I., Biegalski M.D., Christen H.M., Ward T.Z., Lauter V.V., "Giant Controllable Magnetization Changes Induced by Structural Phase Transitions in a Metamagnetic Artificial Multiferroic", Scientific Reports, 6, 22708 (2016).
Cassidy A.M., Joergensen M.R., Rosu-Finsen A., Lasne J., Jorgensen J.H., Glavic A., Lauter V.V., Iversen B.B., McCoustra M.R., Field D.P., "Dipole-Oriented Molecular Solids Can Undergo a Phase Change and Still Maintain Electrical Polarisation", Journal of Physical Chemistry C, 120, 42, 24130–24136 (2016).
Eibagi N., "Bit Patterned Media with Composite Structure for Microwave Assisted Magnetic Recording", Ph.D. Dissertation, University of California Davis (2016).
Gilev A.G., Pleshanov N.K., Bazarov B.A., Bulkin A.P., Schebetov A.F., Syromyatnikov V.G., Tarnavich V.V., Ulyanov V.A., "Magnetic systems for wide-aperture neutron polarizers and analyzers", Nuclear Instruments and Methods in Physics Research Section A, 833, 233-238 (2016).
Glavic A., Dixit H., Cooper V.R., Aczel A.A., "Constructing a magnetic handle for antiferromagnetic manganites", Physical Review B, 93, 140413(R) (2016).
Herath N., Das S., Zhu J., Kumar R., Chen J., Xiao K., Gu G., Browning J.F., Sumpter B.G., Ivanov I., Lauter V.V., "Unraveling the Fundamental Mechanisms of Solvent Additive-Induced Optimization of Power Conversion Efficiencies in Organic Photovoltaic Devices", ACS Applied Materials & Interfaces, 8, 31, 20220-20229 (2016).
Katmis F., Lauter V.V., Nogueira F.S., Assaf B.A., Jamer M.E., Wei P., Satpati B., Freeland J.W., Eremin I., Heiman D., Jarillo-Herrero P., Moodera J.S., "A high-temperature ferromagnetic topological insulating phase by proximity coupling", Nature, 533, 513–516 (2016).
Lauter V.V., Lauter H., Glavic A., Toperverg B.P., "Reflectivity, Off-Specular Scattering, and GISANS Neutrons", Reference Module in Materials Science and Materials Engineering, Elsevier (2016).
Liu Z., Biegalski M.D., Hsu S.L., Shang S., Marker C., Liu J., Li L., Fan L., Meyer T.L., Wong A.T., Nichols J.A., Chen D., You L., Chen Z., Wang K., Wang K., Ward T.Z., Gai Z., Lee H.N., Sefat A.S., Lauter V.V., Liu Z.K., Christen H.M., "Epitaxial Growth of Intermetallic MnPt Films on Oxides and Large Exchange Bias", Advanced Materials, 28, 1, 118-123 (2016).
Meyer T.L., Lauter V.V., Freeland J.W., Nichols J.A., Guo E.J., Lee S., Ward T.Z., Balke N., Kalinin S.V., Fitzsimmons M.R., Lee H.N., "Enhancing interfacial magnetization with a ferroelectric", Physical Review B, 94, 174432 (2016).
Nichols J.A., Gao X., Lee S., Meyer T.L., Freeland J.W., Lauter V.V., Yi D., Liu J., Haskel D., Petrie J.R., Guo E.J., Herklotz A., Lee D., Ward T.Z., Eres G., Fitzsimmons M.R., Lee H.N., "Emerging magnetism and anomalous Hall effect in iridate–manganite heterostructures", Nature Communications, 7, 12721 (2016).
Prokes K., Yokaichiya F., "Elastic Neutron Diffraction on Magnetic Materials", Handbook of Magnetic Materials, Volume 25, pp. 67–143 Elsevier (2016).
Steffen A., Glavic A., Holderer O., Frielinghaus H., Ambaye H., Putter S., Brueckel T., "Frozen O2 layer revealed by neutron reflectometry", Results in Physics, 6, 263-264 (2016).
Zhang X., Ji N., Lauter V.V., Ambaye H., Wang J.P., "Probing Giant Magnetism on Fe-N Thin Film by Polarized Neutron Reflectivity", Neutron Scattering, edited by Waldemar Alfredo Monteiro InTech (2016).

2015 14 Publications

Bennett S.P., Ambaye H., Lee H., LeClair P., Mankey G.J., Lauter V.V., "Direct Evidence of Anomalous Interfacial Magnetization in Metamagnetic Pd Doped FeRh Thin Films", Scientific Reports, 5, 9142 (2015).
Cao S., Wu N., Echtenkamp W., Lauter V.V., Ambaye H., Komesu T., Binek C., Dowben P.A., "The surface stability of Cr2O3 (0001)", Journal of Physics: Condensed Matter, 27, 25, 255003 (2015).
Das S., "Interface and Morphology Engineering in Solution-Processed Electronic and Optoelectronic Devices", Ph.D. Dissertation, University of Tennessee (2015).
Herath N., Das S., Keum J.K., Zhu J., Kumar R., Ivanov I., Sumpter B.G., Browning J.F., Xiao K., Gu G., Joshi P.C., Smith S.C., Lauter V.V., "Peculiarity of Two Thermodynamically-Stable Morphologies of Small Molecule Bulk Heterojunction (BHJ) Solar Cells", Scientific Reports, 5, 13407 (2015).
Huijben M., Liu Y., Boschker H., Lauter V.V., Egoavil R., Verbeeck J., te Velthuis S.G., Rijinders G., Koster G., "Enhanced local magnetization by interface engineering in perovskite-type correlated oxide heterostructures", Advanced Materials Interfaces, 2, 3, 1400416 (2015).
Jain P., Wang Q., Roldan M.A., Glavic A., Lauter V.V., Urban C., Bi Z., Ahmed T., Zhu J.X., Varela M., Jia Q.X., Fitzsimmons M.R., "Synthetic Magnetoelectric Coupling in a Nanocomposite Multiferroic", Scientific Reports, 5, 9089 (2015).
Li M., "Investigation of magnetic interactions in topological insulators", Ph.D. Dissertation, Massachusetts Institute of Technology (2015).
Liu B., Tong X., Robertson L., Jiang C., Brown D.R., "Development of stable, narrow spectral line-width, fiber delivered laser source for spin exchange optical pumping", Applied Optics, 54, 17, 5420-5424 (2015).
Liu Y., Ke X., "Interfacial magnetism in complex oxide heterostructures probed by neutrons and x-rays", Journal of Physics: Condensed Matter, 27, 37, 373003 (2015).
Lucy J.M., "Exploration and Engineering of Physical Properties in High-Quality Sr2CrReO6 Epitaxial Films", Ph.D. Dissertation, Ohio State University (2015).
Pramanick A., Glavic A., Samolyuk G.D., Aczel A.A., Lauter V.V., Ambaye H., Gai Z., Ma J., Stoica A.D., Stocks G.M., Wimmer S., Shapiro S.M., Wang X.L., "Direct in situ measurement of coupled magnetostructural evolution in a ferromagnetic shape memory alloy and its theoretical modeling", Physical Review B, 92, 13, 134109 (2015).
Spurgeon S., Balachandran P.V., Kepaptsoglou D.M., Damodaran A.R., Karthik J., Nejati S., Jones L., Ambaye H., Lauter V.V., Ramasse Q.M., Lau K.K., Martin L., Rondinelli J.M., Taheri M., "Polarization screening-induced magnetic phase gradients at complex oxide interfaces", Nature Communications, 6, 6735 (2015).
Zakalek P.J., "Magnetic Interface Effects in Thin Film Heterostructures", Ph.D. Dissertation, RWTH Aachen University (2015).

2014 14 Publications

Biegalski M.D., Takamura Y., Mehta A., Gai Z., Kalinin S.V., Ambaye H., Lauter V.V., Fong D., Pantelides S.T., Kim Y., He J., Borisevich A.Y., Siemons W., Christen H.M., "Interrelation between Structure - Magnetic Properties in La0.5Sr0.5CoO3", Advanced Materials Interfaces, 1, 1400203 (2014).
Bose S., "Complexity at Cobaltite Interfaces: The Interplay between Strain, Stoichiometry, Magnetism and Transport", Ph.D. Dissertation, University of Minnesota - Twin Cities (2014).
Chen S.W., "X-ray and Neutron Scattering Studies of Magnetic Domain Dynamics and Spin Structures", Ph.D. Dissertation, University of California San Diego (2014).
Chen S.W., Lu X., Blackburn E., Lauter V.V., Ambaye H., Chan K.T., Fullerton E.E., Berkowitz A.E., Sinha S.K., "Nonswitchable magnetic moments in polycrystalline and (111)-epitaxial permalloy/CoOexchange-biased bilayers", Physical Review B, 89, 094419 (2014).
Liu Y., Lucy J.M., Glavic A., Ambaye H., Lauter V.V., Yang F., te Velthuis S.G., "Effects of strain and buffer layer on interfacial magnetization in Sr2CrReO6 films determined by polarized neutron reflectometry", Physical Review B, 90, 104416 (2014).
O'Brien L., Erickson M.J., Spivak D., Ambaye H., Goyette R., Lauter V.V., Crowell P.A., Leighton C., "Kondo physics in non-local metallic spin transport devices", Nature Communications, 5, 49210 (2014).
Petridis L., Ambaye H., Jagadamma S., Kilbey S.M., Lokitz B.S., Lauter V.V., Mayes M., "Spatial arrangement of organic compounds on a model mineral surface: implications for soil organic matter stabilization", Environmental Science & Technology, 48, 1, 79-84 (2014).
Spurgeon S., Sloppy J., Kepaptsoglou D.M., Balachandran P.V., Nejati S., Karthik J., Damodaran A.R., Johnson C.L., Ambaye H., Goyette R., Lauter V.V., Ramasse Q.M., Idrobo J.C., Lau K.K., Lofland S.E., Rondinelli J.M., Martin L., Taheri M., "Thickness-dependent crossover from charge- to strain-mediated magnetoelectric coupling in ferromagnetic / piezoelectric oxide heterostructures", ACS Nano, 8, 1, 894-903 (2014).
Syromyatnikov V.G., Ulyanov V.A., Lauter V.V., Pusenkov V.M., Ambaye H., Goyette R., Hoffmann M.C., Bulkin A.P., Kuznetsov I.N., Medvedev E.N., "A new type of wide-angle supermirror analyzer of neutron polarization", Journal of Physics: Conference Series, 528, 012021 (2014).
Tao Z., "Anomalous Hall effect in perpendicular CoFeB thin films", Chinese Physics B, 23, 4, 047504 (2014).
Tronin A., Nordgren C., Strzalka J., Kuzmenko I., Worcester D., Lauter V.V., Freites J.A., Tobias D.J., Blasie J.K., "Direct evidence of conformational changes associated with voltage gating in a voltage sensor protein by time-resolved X-ray/neutron interferometry", Langmuir, 30, 4784-4796 (2014).
Yang M., "Fe-Based High Magnetocrystalline Anisotropy Thin Films", Ph.D. Dissertation, University of Science and Technology Beijing (2014).
Yu J., "Exploring the magnetic phases in dysprosium by neutron scattering techniques", Ph.D. Dissertation, University of Alabama Tuscaloosa (2014).

2013 9 Publications

Erickson M.J., "Surface and interface effects in nanoscopic metallic spin transport devices", Ph.D. Dissertation, University of Minnesota - Twin Cities (2013).
Ji N., Lauter V.V., Zhang X., Ambaye H., Wang J.P., "Strain induced giant magnetism in epitaxial Fe16N2 thin film", Applied Physics Letters, 102, 072411 (2013).
Jiang C., Tong X., Brown D.R., Lee W.T., Ambaye H., Craig J.W., Crow L., Culbertson H., Goyette R., Graves-Brook M., Hagen M., Kadron B., Lauter V.V., McCollum L.W., Robertson L., Winn B., Vandegrift A.E., "Polarized 3He neutron spin filters at Oak Ridge National Laboratory", Physics Procedia, 42, 191-199 (2013).
Ke X., Belenky L.J., Lauter V.V., Ambaye H., Bark C.W., Eom C.B., Rzchowski M.S., "Spin structure in an interfacially coupled epitaxial ferromagnetic oxide heterostructure ", Physical Review Letters, 110, 237201 (2013).
Mayes M., Jagadamma S., Ambaye H., Petridis L., Lauter V.V., "Neutron reflectometry reveals the internal structure of organic compounds deposited on aluminum oxide", Geoderma, 192, 182-188 (2013).
Schumacher D., Steffen A., Voigt J., Schubert J.P., Brueckel T., Ambaye H., Lauter V.V., "Inducing exchange bias in La0.67Sr0.33MnO3-delta/SrTiO3 thin films by strain and oxygen deficiency", Physical Review B, 88, 144427 (2013).
Tronin A., Chen C.H., Gupta S., Worcester D., Lauter V.V., Strzalka J., Kuzmenko I., Blasie J.K., "Structural changes in single membranes in response to an applied transmembrane electric potential revealed by time-resolved neutron/X-ray interferometry", Chemical Physics, 422, 283-289 (2013).
Zhang X., Ji N., Lauter V.V., Ambaye H., Wang J.P., "Strain effect of multilayer FeN structure on GaAs substrate", Journal of Applied Physics, 113, 17E149 (2013).

2012 13 Publications

Bardoel A.A., Lauter V.V., Szulczewski C., "Magnetism reflectometer study shows LiF layers improve efficiency in spin valve devices", Notiziario Neutroni E Luce di Sincrotrone, 17, 2, 8-9 (2012).
Ji N., "Saturation magnetization of iron sixteen nitrogen two, a 40-year mystery", Ph.D. Dissertation, University of Minnesota (2012).
Ji N., Lauter V.V., Ambaye H., Wang J.P., "Growth and depth-dependence of saturation magnetization of iron nitride thin films on MgO substrate", Spin, 2, 1, 1250004 (2012).
Kim Y., He J., Biegalski M.D., Ambaye H., Lauter V.V., Christen H.M., Pantelides S.T., Pennycook S.J., Kalinin S.V., Borisevich A.Y., "Probing oxygen vacancy concentration and homogeneity in solid-oxide fuel-cell cathode materials on the subunit-cell level", Nature Materials, 11, 888-894 (2012).
Kim Y., He J., Biegalski M.D., Ambaye H., Lauter V.V., Christen H.M., Pennycook S.J., Kalinin S.V., Pantelides S.T., "Unit-cell scale measurements of oxygen vacancy concentration and homogeneity in SOFC cobaltite thin films", Microscopy and Microanalysis, 18, S2, 1310-1311 (2012).
Lauter H., Lauter V.V., "Reflectivity, Off-Specular Scattering, and GI-SAS: Neutrons", Polymer Science: A Comprehensive Reference, pp. 411–432 (2012).
Lee H., "The magnetic and chemical structural property of the epitaxially-grown multilayered thin film", Ph.D. Dissertation, University of Alabama (2012).
Pramanick A., Lauter V.V., Wang X.L., An K., Ambaye H., Goyette R., Yi J., Gai Z., Stoica A.D., "Polarized neutron diffraction at a spallation source for magnetic studies", Journal of Applied Crystallography, 45, 1024-1029 (2012).
Spurgeon S., Sloppy J., Winkler C., Jablonski M., Taheri M., Lofland S.E., Ramasse Q.M., Lauter V.V., Idrobo J.C., Martin L., "A combined STEM-EELS and neutron reflectometry study of charge- and strain-mediated magnetoelectric coupling in LSMO/PZT heterostructures", Microscopy and Microanalysis, 18, S2, 1912-1913 (2012).
Tong X., Jiang C., Lauter V.V., Ambaye H., Brown D.R., Crow L., Gentile T.R., Goyette R., Lee W.T., Parizzi A., Robertson L., "In situ polarized 3He system for the Magnetism Reflectometer at the Spallation Neutron Source", Review of Scientific Instruments, 83, 075101 (2012).
Ward R.C., Bilheux J., Lauter V.V., Ambaye H., "User's guide for REFoffSpec version 1.5.4", Oak Ridge National Laboratory ORNL/TM-2011/403 (2012).
Zhu T., Yang Y., Yu R.C., Ambaye H., Lauter V.V., Xiao J.Q., "The study of perpendicular magnetic anisotropy in CoFeB sandwiched by MgO and tantalum layers using polarized neutron reflectometry", Applied Physics Letters, 100, 202406 (2012).

2011 10 Publications

Gubarev M.V., Khaykovich B., Ramsey B., Moncton D.E., Zavlin V.E., Kilaru K., Romaine S., Rosati R.E., Bruni R., Robertson L., Crow L., Ambaye H., Lauter V.V., "From x-ray telescopes to neutron focusing", Proc. SPIE, (2011).
Ji N., Osofsky M.S., Lauter V.V., Allard L.F., Li X., Jensen K.L., Ambaye H., Lara-Curzio E., Wang J.P., "Perpendicular magnetic anisotropy and high spin-polarization ratio in epitaxial Fe-N thin films", Physical Review B, 84, 245310 (2011).
Kou X., "Novel microwave properties and "memory effect" in magnetic nanowire array", Ph.D. Dissertation, University of Delaware (2011).
Lamontagne N., "Plastics testing and analysis", Plastics Engineering, 67, 9, 10-16 (2011).
Lauter V.V., Muller-Buschbaum P., Lauter H., Petry W., "Morphology of thin nanocomposite films of asymmetric diblock copolymer and magnetite nanoparticles", Journal of Physics: Condensed Matter, 23, 25, 254215 (2011).
Liu Y., te Velthuis S.G., Jiang J.S., Choi Y., Bader S.D., Parizzi A., Ambaye H., Lauter V.V., "Magnetic structure in Fe/Sm-Co exchange spring bilayers with intermixed interfaces", Physical Review B, 83, 174418 (2011).
Lu H., Akgun B., Russell T.P., "Morphological characterization of a low-bandgap crystalline polymer: PCBM bulk heterojunction solar cells", Advanced Energy Materials, 1, 5, 870-878 (2011).
Peng C., "Electrostatic layer-by-layer assembly of hybrid thin films using polyelectrolytes and inorganic nanoparticles", Ph.D. Dissertation, Georgia Institute of Technology (2011).
Peng C., Thio Y.S., Gerhardt R.A., Ambaye H., Lauter V.V., "pH-promoted exponential layer-by-layer assembly of bicomponent polyelectrolyte/nanoparticle multilayers", Chemistry of Materials, 23, 20, 4548-4556 (2011).
Szulczewski G., Brauer J., Ellingsworth E., Kreil J., Ambaye H., Lauter V.V., "Electronic and structural characterization of LiF tunnel barriers in organic spin-valve structures", Journal of Applied Physics, 109, 07C509 (2011).

2010 5 Publications

Koylu D., "Polymer brush-modified photopolymer network surfaces and their applications", Ph.D. Dissertation, University of Massachusetts Amherst (2010).
Lee W.T., Tong X., Pierce J., Fleenor M., Ismaili A., Robertson L., Chen W.C., Gentile T.R., Hailemariam A., Goyette R., Parizzi A., Lauter V.V., Klose F., Kaiser H., Lavelle C.M., Baxter D.V., Jones G.L., Wexler J., McCollum L.W., "In-situ polarized 3He-based neutron polarization analyzer for SNS magnetism reflectometer", Journal of Physics: Conference Series, 251, 12086 (2010).
Sharma M., "Magneto-electronic phase separation at perovskite oxide interfaces: origin and consequences", Ph.D. Dissertation, University of Minnesota - Twin Cities (2010).
Tong X., Pierce J., Lee W.T., Fleenor M., Chen W.C., Jones G.L., Robertson L., "Electrical heating for SEOP-based polarized 3He system", Journal of Physics: Conference Series, 251, 12087 (2010).

2009 4 Publications

Lauter V.V., Ambaye H., Goyette R., Hal Lee W.T., Parizzi A., "Highlights from the magnetism reflectometer at the SNS", Physica B: Condensed Matter, 404, 17, 2543-2546 (2009).
Lu Z., "Magnetic anisotropy graded media and Fe-Pt alloy thin films", Ph.D. Dissertation, University of Alabama (2009).
Lu Z., Walock M.J., LeClair P., Mankey G.J., Mani P., Lott D., Klose F., Ambaye H., Lauter V.V., Wolff M., Schreyer A., Christen H.M., Sales B.C., "Structural and magnetic properties of epitaxial Fe25Pt75", Journal of Vacuum Science and Technology A, 27, 4, 770-775 (2009).
Walock M.J., "Interfacial interactions of iron-cobalt/palladiumand iron-cobalt/ruthenium multilayers", Master's Thesis, University of Alabama Tuscaloosa (2009).

2008 2 Publications

Ambaye H., Goyette R., Parizzi A., Klose F., "SNS magnetism reflectometer", Neutron News, 19, 3, 11-13 (2008).
Walock M.J., Ambaye H., Lauter V.V., Chshiev M., Klose F., Butler W.H., Mankey G.J., "High magnetization FeCo/Pd multilayers", Journal of Vacuum Science and Technology A, 26, 4, 731-734 (2008).