Publications

Published:

62. Avalanching strain dynamics during the hydriding phase transformation in individual palladium nanoparticles
A. Ulvestad, M. J. Welland, S. S. E. Collins, R. Harder, E. Maxey, J. Wingert, A. Singer, S. Hy, P. Mulvaney, P. Zapol & O. G. Shpyrko Nature Communications 6, 10092 (2015)

61. Bright circularly polarized soft X-ray high harmonics for X-ray magnetic circular dichroism
Tingting Fan, Patrik Grychtol, Ronny Knut, Carlos Hernández-García, Daniel D Hickstein, Dmitriy Zusin, Christian Gentry, Franklin J Dollar, Christopher A Mancuso, Craig W Hogle, Ofer Kfir, Dominik Legut, Karel Carva, Jennifer L Ellis, Kevin M Dorney, Cong Chen, Oleg G Shpyrko, Eric E Fullerton, Oren Cohen, Peter M Oppeneer, Dejan B Milošević, Andreas Becker, Agnieszka A Jaroń-Becker, Tenio Popmintchev, Margaret M Murnane, Henry C Kapten Proc Natl Acad Sci U S A 112, 14206 (2015)

60. A new method for studying sub-pulse dynamics at synchrotron sources
J. Wingert, A. Singer and O. G. Shpyrko J. Synchrotron Rad. 22, 1141, (2015)

59. Coherent diffractive imaging: towards achieving atomic resolution
S. H. Dietze and O. G. Shpyrko, J. Synchrotron Rad. 22, 1498 (2015)

58. Topological defect dynamics in operando battery nanoparticles
A. Ulvestad, A. Singer, J. N. Clark, H. M. Cho, J. W. Kim, R. Harder, J. Maser, Y. S. Meng,and O. G. Shpyrko, Science 348 (6241), 1344-1347 (2015)

57. 3D Imaging of Twin Domain Defects in Gold Nanoparticles
Andrew P. Ulvestad, Jesse Clark, Ross Harder, Ian K. Robinson and Oleg G. Shpyrko Nano Lett.,15 (6), 4066 (2015)

56. Novel comparison of microscopy and diffraction techniques on the structure of iron oxide nanoparticle monolayers transferred by Langmuir-Schaefer method
Jacob Stanley, Yeling Dai, Leandra Boucheron, Binhua Lin, Mati Meron and Oleg Shpyrko, Rev. Sci. Instrum. 86, 063704 (2015)

55. Spontaneous phase separation during self-assembly in bi-dispersed spherical iron oxide nanoparticle monolayers
J. Stanley, L. Boucheron, B. Lin, M. Meron,and O. G. Shpyrko, Appl. Phys. Lett 106, 161602, (2015).

54. Condensation of collective charge ordering in Chromium
A. Singer, M. J. Marsh, S. H. Dietze, V. Uhlíř, Y. Li, D. A. Walko, E. M. Dufresne, G. Srajer, M. P. Cosgriff, P. G. Evans, E. E. Fullerton, and O. G. Shpyrko, Phys. Rev. B 91, 115134 (2015)

53. In-situ strain evolution during a disconnection event in a battery nanoparticle
Andrew Ulvestad, Jesse Clark, Andrej Singer, David Vine, Hyung-Man Cho, Ross Harder, Ying Shirley Meng and Oleg Shpyrko, Physical Chemistry Chemical Physics DOI: 10.1039/C5CP00372E (2015)

52. Curvature-induced and thermal strain in polyhedral gold nanocrystals
J. W. Kim, S. Manna, S. H. Dietze, A. Ulvestad, R. Harder, E. Fohtung, E. E. Fullerton, and O. G. Shpyrko, Appl. Phys. Lett. 105 (17) 173108 (2014)

51. Magnetic Properties of Co/Au Multilayers
C. Rizal, C. B. Moa, J. Wingert and O. G. Shpyrko, Magnetics, IEEE Transactions PP, 99 (2014)

50. Non-equilibrium structural dynamics of nanoparticles in LiNi1/2Mn3/2O4 cathode under operando conditions
A. Singer, A. Ulvestad, H-M. Cho, J. W. Kim, J. Maser, R. Harder, Y. S. Meng and O. G. Shpyrko, Nano letters 14 (9), 5295 (2014)

49. X-ray Photon Correlation Spectroscopy at Diffraction Limited Storage Rings
Oleg G. Shpyrko, J. Synchr. Rad., 21 (5), 1057 (2014)

48. Understanding operando battery nanomechanics: lensless in-situ strain mapping via coherent x-ray diffractive imaging
A. Ulvestad, A. Singer, H.M. Cho, R. Harder, J. Maser, Y.S. Meng, and O.G. Shpyrko, Nano letters, 14 (9), 5123 (2014)

47. X-ray-induced persistent photoconductivity in vanadium dioxide
S. H. Dietze, M. J. Marsh, Siming Wang, J.-G. Ramírez, Z.-H. Cai, J. R. Mohanty, Ivan K. Schuller, and O. G. Shpyrko
Phys. Rev. B 90, 165109 (2014)

46. Demonstration of Feasibility of X-Ray Free Electron Laser Studies of Dynamics of Nanoparticles in Entangled Polymer Melts
J. Carnis, W. Cha, J. Wingert, J. Kang, Z. Jiang, S. Song, M. Sikorski, A. Robert, C. Gutt, S. Chen, Y. Dai, Y. Ma, H, Guo, L. Lurio, O. Shpyrko, S. Narayanan, M. Cui, I. Kosif, T. Emrick, T. Russell, H. Lee, C Yu, G. Grübel, S. Sinha and H. Kim
Scientific Reports, 4, 6017 (2014)

45. Nanoscale strain mapping in battery nanostructures
A. Ulvestad, H. M. Cho, R. Harder, J. W. Kim, S. H. Dietze, E. Fohtung, Y. S. Meng and O. G. Shpyrko
Appl. Phys. Lett. 104, 073108 (2014)

44. Ptychographic overlap constraint errors and the limits of their numerical recovery using conjugate gradient descent methods
A. Tripathi, I. McNulty, and O. G. Shpyrko
Optics Express, 2 (2), 1452 (2014)

43. Synchrotron X-ray Studies of Rapidly Evolving Morphology of Self-Assembled Nanoparticle Films under Lateral Compression
Yeling Dai, Binhua Lin, Mati Meron, Kyungil Kim, Brian Leahy, Thomas A. Witten, and Oleg G. Shpyrko
Langmuir, 29 (46), 14050 (2013)

42. Metastability and microscopic avalanche dynamics in charge-density waves of chromium
H.C. Kim, J.M. Logan, O. G. Shpyrko, P.B. Littlewood and E. D. Isaacs
Phys. Rev. B 88, 140101(R) (2013)

41. Ferromagnetism in partially oxidized CuCl
Thomas Saerbeck, Juan Pereiro, James Wampler, Jacob Stanley, James Wingert, Oleg G. Shpyrko and Ivan K. Schuller
Journal of Magnetism and Magnetic Materials, 346, 161–165, (2013)

40. Capillary wave dynamics of thin polymer films over submerged nanostructures
K. J. Alvine, Y. Dai, H. Ro, C. L. Soles, S. Narayanan, A. R. Sandy and O. G. Shpyrko,
Phys. Rev. Lett. 109, 207801 (2012)

39. Collective pinning dynamics of charge density waves in 1T-TaS2
J.-D. Su, A. R. Sandy, J. Mohanty, O. G. Shpyrko and M. Sutton,
Phys. Rev. B 86, 205105 (2012)

38. Quantitative imaging of lattice distortions in epitaxial semiconductor heterostructures using x-ray Bragg ptychography
S. O. Hruszkewycz, M. V. Holt, C. E. Murray, J. Bruley, J. Holt, A. Tripathi, O. G. Shpyrko, I. McNulty, M. J. Highland, P. H. Fuoss,
Nano Lett. 12, 5148 (2012)

37. Probing the 3D strain inhomogeneity and equilibrium elastic properties of single crystal Ni nanowires
E. Fohtung, J. W. Kim, Keith T. Chan, Ross Harder, Eric E. Fullerton, and O. G. Shpyrko
Appl. Phys. Lett. 101, 033107 (2012)

36. Antiferromagnetic domain wall engineering in chromium films
J. M. Logan, H. C. Kim, D. Rosenmann, Z. Cai, R. Divan, O. G. Shpyrko and E. D. Isaacs
Appl. Phys. Lett. 100, 192405 (2012)

35. Governing Factors in Stress Response of Nanoparticle Films on Water Surface
Kyungil Kim, Brian D. Leahy, Yeling Dai, Oleg Shpyrko, Janet S Soltau, Matthew Pelton, Mati Meron, Binhua Lin,
J. Appl. Phys. 110, 102218 (2011)

34. A comparative study of Langmuir Surfactant Films: Grazing Incidence X-ray Off-Specular Scattering vs. X-ray Specular Reflectivity
Yeling Dai, Binhua Lin, Mati Meron, Kyungil Kim, Brian Leahy and Oleg G. Shpyrko,
J. Appl. Phys. 110, 102213 (2011)

33. Dichroic Coherent Diffractive Imaging
Ashish Tripathi, J. Mohanty, S. Dietze, O. G. Shpyrko, E. Shipton, E. Fullerton, S.S. Kim and Ian McNulty,
Proc. Natl. Acad. Sci. U S A, 108(33), 13393-8 (2011)

32. Framework for three-dimensional coherent diffraction imaging by focused beam x-ray Bragg ptychography
S. O. Hruszkewycz, M. V. Holt, Ash Tripathi, et al.
Optics Letters, 36, 12, 2227 (2011)

31. Nanoscale imaging of the electronic and structural transitions in vanadium dioxide
M. M. Qazilbash, A. Tripathi, A. A. Schafgans, Bong-Jun Kim, Hyun-Tak Kim, Zhonghou Cai, M. V. Holt, J. M. Maser, F. Keilmann, O. G. Shpyrko, and D. N. Basov
Phys. Rev. B. 83, 165108 (2011)

30. Self-Consistent Interpretation of the 2D Structure of the Liquid Au₈₂Si₁₈ Surface: Bending Rigidity and the Debye-Waller Effect
S. Mechler, P. S. Pershan, E. Yahel, S. E. Stoltz, O. G. Shpyrko, B. Lin, M. Meron, and S. Sellner
Phys. Rev. Lett. 105, 186101 (2010)

29. Local Structural Probes
O. G. Shpyrko,
McGraw Hill 2010 Yearbook of Science & Technology (2010)

28. Surface Structure of the Liquid Au₇₂Ge₂₈ Eutectic Phase: X-ray Reflectivity
P. S. Pershan, S. E. Stoltz, S. Mechler, O. G. Shpyrko, A. Y. Grigoriev, V. S. K. Balagurusamy, B. H. Lin and M. Meron
Phys. Rev. B 80, 125414 (2009)

27. Surface structure of liquid Bi and Sn: An x-ray reflectivity study
P. S. Pershan, Sven Stoltz, Oleg G. Shpyrko, Moshe Deutsch, V. S. K. Balagurusamy, M. Meron, Binhua Lin and Reinhard Streitel
Phys. Rev. B 79, 115417 (2009)

26. Infrared spectroscopy and nano-imaging of the insulator-to-metal transition in vanadium dioxide
M. M. Qazilbash, M. Brehm, G. O. Andreev, A. Frenzel, P.-C. Ho, Byung-Gyu Chae, Bong-Jun Kim, Sun Jin Yun, Hyun-Tak Kim, A. V. Balatsky, O. G. Shpyrko, M. B. Maple, F. Keilmann, and D. N. Basov
Phys. Rev. B 79, 075107 (2009)

25. Crystalline Surface Phases of the Liquid Au-Si Eutectic Alloy
O. G. Shpyrko, R. Streitel, V. S. K. Balagurusamy, A. Yu. Grigoriev, M. Deutsch, B. M. Ocko, M. Meron, B. Lin and P. S. Pershan
Phys. Rev. B 76, 245436 (2007)

24. Pressure-Tuned Spin and Charge Ordering in an Itinerant Antiferromagnet
Y. Feng, R. Jaramillo, G. Srajer, J. C. Lang, Z. Islam, M. S. Somayazulu, O. G. Shpyrko, J. J. Pluth, H.-k. Mao, E. D. Isaacs, G. Aeppli, T. F. Rosenbaum
Phys. Rev. Lett. 99, 137201 (2007)

23. Direct measurement of antiferromagnetic domain fluctuations
O. G. Shpyrko, E. D. Isaacs, J. M. Logan, Yejun Feng, G. Aeppli, R. Jaramillo, H. C. Kim, T. F. Rosenbaum, P. Zschack, M. Sprung, S. Narayanan and A. R. Sandy
Nature 447, 68 (2007)</font>

22. A Reply to the Comment by Frederic Caupin
K. J. Alvine, O. G. Shpyrko, P. S. Pershan, K. Shin and T. P. Russell
Phys. Rev. Lett. 98, 259602 (2007)

21. X-ray Reflectivity Studies of Atomic-level Surface-segregation in a Liquid Eutectic Alloy of AuSn
V. S. K. Balagurusamy, R. Streitel, O. G. Shpyrko, P. S. Pershan, M. Meron, B. Lin
Phys. Rev. B 75, 104209 (2007)

20. Microscopic and Macroscopic Signatures of Antiferromagnetic Domains</font>
R. Jaramillo, T. F. Rosenbaum, E. D. Isaacs, O. G. Shpyrko, P. G. Evans, G. Aeppli, Z. Cai
Phys. Rev. Lett. 98, 117206 (2007)

19. Capillary filling of anodized alumina nanopore arrays</font>
K. J. Alvine, O. G. Shpyrko, P. S. Pershan, K. Shin and T. P. Russell
Phys. Rev. Lett. 97, 175503 (2006)

18. Surface Crystallization in a Liquid AuSi Alloy</font>
O. G. Shpyrko, R. Streitel, V. S. K. Balagurusamy, A. Yu. Grigoriev, M. Deutsch, B. M. Ocko, M. Meron, B. Lin and P. S. Pershan
Science 313, 77 (2006)</font> [HTML] [PDF]

17. Solvent Mediated Assembly of Nanoparticles Confined in Mesoporous Alumina
Kyle J. Alvine, Diego Pontoni, Oleg G. Shpyrko, Peter S. Pershan, David J. Cookson, Kyusoon Shin, Thomas P. Russell, Markus Brunnbauer, Francesco Stellacci and Oleg Gang
Phys. Rev. B 73, 125412 (2006)

16. Surface-induced atomic scale demixing in BiSn liquid alloy
O. G. Shpyrko, A. Grigoriev, R. Streitel, D. Pontoni, P.S. Pershan, B.M. Ocko, M. Deutsch
Phys. Rev. Lett. 95, 106103 (2005)

15. Surface Oxidation of Liquid Tin
A. Grigoriev, O. G. Shpyrko, C. Steimer, P.S. Pershan, B.M. Ocko, M. Deutsch, B. Lin, M. Meron, T. Graber and J. Gebhardt
Surf. Sci. 575, 3, 223 (2005) [cond-mat/0407313]

14. Anomalous Layering at the Liquid Sn Surface
O. G. Shpyrko, A. Yu. Grigoriev, C. Steimer, P.S. Pershan, B. Lin, M. Meron, T. Graber, J. Gebhardt, B. Ocko and M. Deutsch
Phys. Rev. B, 70, 224206 (2004) (also Phys. Rev. B 73, 019901 (2006)) [cond-mat/0406583]

13. Surface Layering of Liquids: The Role of Surface Tension
O. G. Shpyrko, M. Fukuto, P.S. Pershan, B.M. Ocko, M. Deutsch and I. Kuzmenko
Phys. Rev. B 69 245423, (2004) [cond-mat/0406579]

12. Experimental X-ray Studies of Liquid Surfaces
O. G. Shpyrko,
Ph.D. Thesis, Department of Physics, Harvard University (2004)

11. X-ray Study of the Liquid Potassium Surface: Structure and Capillary Wave Excitations
O. G. Shpyrko, P. Huber, P.S. Pershan, B.M. Ocko, H. Tostmann, A. Grigoriev and M. Deutsch
Phys. Rev. B 67, 115405 (2003)</font>

10. Short-Range Wetting at Liquid Gallium-Bismuth Alloy Surfaces: X-ray Reflectivity Measurements and Square Gradient Theory
P. Huber, O. G. Shpyrko, P.S. Pershan, B.M. Ocko, E. DiMasi, M. Deutsch
Phys. Rev. B 68, 085409 (2003)

9. Wetting at the Free Surface of a Liquid Gallium-Bismuth Alloy: An X-ray Reflectivity Study Close to the Bulk Monotectic Point
P. Huber, O. Shpyrko, P.S. Pershan, E. DiMasi, B.M. Ocko, H. Tostmann and M. Deutsch
Colloids & Surfaces A. 206, 515 (2002)

8. Tetra Point Wetting at the Free Surface of Liquid Ga-Bi
P. Huber, O. G. Shpyrko, P.S. Pershan, B.M. Ocko, E. DiMasi, and M. Deutsch
Phys. Rev. Lett. 89, 035502 (2002)

7. Pairing Interactions and Gibbs Adsorption at the Liquid Bi-In Surface: a Resonant X-ray Reflectivity Study
E. DiMasi, H. Tostmann, O. G. Shpyrko, P. Huber, B. M. Ocko, P. S. Pershan, M. Deutsch, L. E. Berman
Phys. Rev. Lett. 86, 1538 (2001)

6. Resonant X-Ray Scattering from the Surface of a Dilute Hg-Au Alloy
E. DiMasi, H. Tostmann, B.M. Ocko, P. Huber, O. G. Shpyrko, P.S. Pershan, M. Deutsch and L.E. Berman
Mat. Sci. V Vol. 590, Eds. Mini, Perry and Stock, MRS (2000)

5. Microscopic Structure of the Wetting Film at the Surface of Liquid Ga-Bi Alloys
H. Tostmann, E. DiMasi, O. G. Shpyrko, P.S. Pershan, B.M. Ocko and M.Deutsch,
Phys. Rev. Lett. 84, 4285 (2000)

4. Surface Induced Order in Liquid Metals and Binary Alloys
E. DiMasi, H. Tostmann, O. G. Shpyrko, M. Deutsch, P.S. Pershan and B.M. Ocko,
J. Phys.: Condens. Matter 12, A209 (2000)

3. Microscopic Surface Structure of Liquid Alkali Metals
H. Tostmann, E. DiMasi, P. S.Pershan, B.M. Ocko, O. G. Shpyrko and M. Deutsch
Phys. Rev. B 61, 7284 (2000)

2. Surface Structure of Liquid Metals and the Effect of Capillary Waves: X-Ray Studies on Liquid Indium
H. Tostmann, E. DiMasi, P.S. Pershan, B.M. Ocko, O. G. Shpyrko and M. Deutsch
Phys. Rev. B 59, 783 (1999)

1. Surface Phases in Binary Liquid Metal Alloys: an X-ray Study
H. Tostmann, E. DiMasi, O. G. Shpyrko, P. S. Pershan, B. M. Ocko and M. Deutsch
Ber. Bunsen. Phys. Chem. 102, 1136 (1999)</font>

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