IAP logo

Surface Physics Publication Search

Search citation and abstract for any of these words (case insensitive, no phrase search):


  and any / none of these words:
  and any / none of these words:
    ·  

Search results
for (tio2)


98 publications have been found:

  1. Intrinsic defects on a TiO2(110)(1x1) surface and their reaction with oxygen: A scanning tunneling microscopy study
    U. Diebold, J. Lehman, T. Mahmoud, M. Kuhn, G. Leonardelli1, W. Hebenstreit1, M. Schmid1, and P. Varga1
    Surf. Sci. 411 (1998) 137-153

  2. High transient mobility of chlorine on TiO2(110): evidence for "cannon-ball" trajectories of hot adsorbates
    U. Diebold, W. Hebenstreit, G. Leonardelli1, M. Schmid1, and P. Varga1
    Phys. Rev. Lett. 81 (1998) 405-408

  3. Structure of an ultrathin TiOx film, formed by the strong metal support interaction (SMSI), on Pt nanocrystals on TiO2(110)
    D. R. Jennison, O. Dulub, W. Hebenstreit, U. Diebold
    Surf. Sci. 492 (2001) L677-L687

  4. Bulk-defect dependent adsorption on a metal oxide surface: S/TiO2(110)
    E. L. D. Hebenstreit, W. Hebenstreit, H. Geisler, C. A. Ventrice Jr., P. T. Sprunger, U. Diebold
    Surf. Sci. 486 (2001) L467-L474

  5. Structures of sulfur on TiO2(110) determined by scanning tunneling microscopy, X-ray photoelectron spectroscopy and low-energy electron diffraction
    E. L. D. Hebenstreit, W. Hebenstreit, U. Diebold
    Surf. Sci. 470 (2001) 347-360

  6. Ab initio and experimental studies of chlorine adsorption on the rutile TiO2 (110) surface
    D. Vogtenhuber, R. Podloucky, J. Redinger, E. Hebenstreit, W. Hebenstreit, U. Diebold
    Phys. Rev. B 65 (2002) 125411

  7. Decay channels for the Ti(2p1/2) core hole excitations in TiO2 observed by x-ray Raman scattering
    J. Jiménez-Mier, U. Diebold, D. Ederer, T. Callcott, M. Grush, R. Perera
    Phys. Rev. B 65 (2002) 184105

  8. The adsorption of chlorine on TiO2(110) studied with scanning tunneling microscopy and photoemission spectroscopy
    E. L. D. Hebenstreit, W. Hebenstreit, H. Geisler, C. A. Ventrice, D. A. Hite, P. T. Sprunger, U. Diebold
    Surf. Sci. 505 (2002) 336-348

  9. Variations of the local electronic surface properties of TiO2(110) induced by intrinsic and extrinsic defects
    M. Batzill, K. Katsiev, D. J. Gaspar, U. Diebold
    Phys. Rev. B 66 (2002) 235401

  10. The surface science of titanium dioxide
    U. Diebold
    Surf. Sci. Rep. 48 (2003) 53-229

  11. Scanning tunneling microscopy study of the anatase (100) surface
    N. Ruzycki, G. S. Herman, L. A. Boatner, U. Diebold
    Surf. Sci. 529 (2003) L239

  12. The locus of sulfate sites on sulfated zirconia
    R. Marcus, U. Diebold, R. D. Gonzalez
    Catal. Lett. 86 (2003) 151-156

  13. Dynamics of the TiO2(110) surface and step: Onset of defects in the ordered structure
    I. Kuyanov, D. Lacks, U. Diebold
    Phys. Rev. B 68 (2003) 233404

  14. Experimental Investigation of the Interaction of Water and Methanol with Anatase-TiO2(101)
    G. S. Herman, Z. Dohnalek, N. Ruzycki, U. Diebold
    J. Phys. Chem. B 107 (2003) 2788-2795

  15. Influence of subsurface, charged impurities on the adsorption of chlorine at TiO2(110)
    M. Batzill, E. L. D. Hebenstreit, W. Hebenstreit, U. Diebold
    Chem. Phys. Lett. 367 (2003) 319-323

  16. Structure and properties of TiO2 surfaces: a brief review
    U. Diebold
    Appl. Phys. A 76 (2003) 681-687

  17. One step towards bridging the materials gap: surface studies of TiO2 anatase
    U. Diebold, N. Ruzycki, G. S. Herman, A. Selloni
    Catal. Today 85 (2003) 93-100

  18. Surface Structure of TiO2(011)-(2 × 1)
    T. Beck, A. Klust, M. Batzill, U. Diebold, C. Di Valentin, A. Selloni
    Phys. Rev. Lett. 93 (2004) 036104

  19. The surface and materials science of tin oxide
    M. Batzill, U. Diebold
    Prog. Surf. Sci. 79 (2005) 47-154

  20. Mixed dissociated/molecular monolayer of water on the TiO2(011)-(2x1) surface
    T. Beck, A. Klust, M. Batzill, U. Diebold, C. Di Valentin, A. Tilocca, A. Selloni
    Surf. Sci. 591 (2005) L267-L272

  21. Dispersed Au atoms, supported on TiO2(110)
    U. Diebold
    Surf. Sci. 578 (2005) 1-3

  22. Adsorption of Water on Reconstructed Rutile TiO2(011)-(2×1): Ti=O Double Bonds and Surface Reactivity
    C. Di Valentin, A. Tilocca, A. Selloni, T. J. Beck, A. Klust, M. Batzill, Y. Losovyj, U. Diebold
    J. Am. Chem. Soc. 127 (2005) 9895-9903

  23. Structure, defects, and impurities at the rutile TiO2(011)-(2x1) surface: A scanning tunneling microscopy study
    O. Dulub, C. D. Valentin, A. Selloni, U. Diebold
    Surf. Sci. 600 (2006) 4407-4417

  24. Steps on anatase TiO2(101)
    X.-Q. Gong, A. Selloni, M. Batzill, U. Diebold
    Nature Mater. 5 (2006) 665-670

  25. Influence of Nitrogen Doping on the Defect Formation and Surface Properties of TiO2 Rutile and Anatase
    M. Batzill, E. Morales, U. Diebold
    Phys. Rev. Lett. 96 (2006) 026103

  26. Doping and functionalization of photoactive semiconducting metal oxides
    C. Di Valentin, U. Diebold, A. Selloni
    Chem. Phys. 339 (2007) vii-viii

  27. Surface studies of nitrogen implanted TiO2
    M. Batzill, E. H. Morales, U. Diebold
    Chem. Phys. 339 (2007) 36-43

  28. Electron-Induced Oxygen Desorption from the TiO2(011)-2×1 Surface Leads to Self-Organized Vacancies
    O. Dulub, M. Batzilln, S. Solovev, E. Loginova, A. Alchagirov, T.E. Madey, U. Diebold
    Science 317 (2007) 1052-1056

  29. Are the surfaces of CrO2 metallic?
    C.A. Ventrice, Jr., D.R. Borst, H. Geisler, J. van Ek, Y.B. Losovyj, P.S. Robbert, U. Diebold, J.A. Rodriguez, G.X. Miao, A. Gupta
    J. Phys.: Condens. Matter 19 (2007) 315207

  30. Surface studies of gas sensing metal oxides
    M. Batzill, U. Diebold
    Phys. Chem. Chem. Phys. 9 (2007) 2307-2318

  31. Decomposition of catechol and carbonaceous residues on TiO2(110): A model system for cleaning of extreme ultraviolet lithography optics
    P. Jacobson, S.-C. Li, C. Wang, U. Diebold
    J. Vac. Sci. Technol. B 26 (2008) 2236-2240

  32. Scanning tunneling microscopy study of a vicinal anatase TiO2 surface
    S.-C. Li, O. Dulub, U. Diebold
    J. Phys. Chem. C 112 (2008) 16166-16170

  33. Characterization of individual SnO2 nanobelts with STM
    K. Katsiev, A. Kolmakov, M. Fang, U. Diebold
    Surf. Sci. 602 (2008) L112-L114

  34. Small Au and Pt clusters at the anatase TiO2(101) surface: Behavior at terraces, steps, and surface oxygen vacancies
    X.-Q. Gong, A. Seloni, O. Dulub, P. Jacobson, U. Diebold
    J. Am. Chem. Soc. 130 (2008) 370-381

  35. Local ordering and electronic signatures of submonolayer water on anatase TiO2(101)
    Y. He, A. Tilocca, O. Dulub, A. Selloni, U. Diebold
    Nature Materials 8 (2009) 585-589

  36. Nucleation and growth of 1D water clusters on rutile TiO2 (011)-2×1
    Y. He, W.-K. Li, X.-Q. Gong, O. Dulub, A. Selloni, U. Diebold
    J. Phys. Chem. C 113 (2009) 10329-10332

  37. Evidence for the predominance of subsurface defects on reduced anatase TiO2(101)
    Y. He, O. Dulub, H. Cheng, A. Selloni, U. Diebold
    Phys. Rev. Lett. 102 (2009) 106105

  38. Correlation between bonding geometry and band gap states at organic-inorganic interfaces: Catechol on rutile TiO2(110)
    S.-C. Li, J.-G. Wang, P. Jacobsen, X.-Q. Gong, A. Selloni, U. Diebold
    J. Am. Chem. Soc. 131 (2009) 980-984

  39. Direction-dependent intermolecular interactions: catechol on TiO2(110)-1×1
    S.-C. Li, U. Diebold
    Proc. SPIE 7396 (2009) 73960P

  40. The 2 × 1 reconstruction of the rutile TiO2(011) surface: A combined density functional theory, X-ray diffraction, and scanning tunneling microscopy study
    X.-Q. Gong, N. Khorshidi, A. Sierle, V. Vonk, C. Ellinger, H. Dosch, H. Cheng, A. Selloni, Y. He, O. Dulub, U. Diebold
    Surf. Sci. 603 (2009) 138-144

  41. Oxide surface science
    U. Diebold1, S-C. Li1, M. Schmid2
    Annu. Rev. Phys. Chem. 61 (2010) 129-148

  42. Hydrogen bonding controls the dynamics of catechol adsorbed on a TiO2(110) surface
    S-C. Li1, L.-N. Chu2, X.-Q. Gong2, U. Diebold1,3
    Science 328 (2010) 882-884

  43. Observation and destruction of an elusive adsorbate with STM: O2/TiO2(110)
    P. Scheiber, A. Riss, M. Schmid, P. Varga, U. Diebold
    Phys. Rev. Lett. 105 (2010) 216101

  44. Reactivity of TiO2 Rutile and Anatase Surfaces toward Nitroaromatics
    S.-C. Li, U. Diebold
    J. Am. Chem. Soc. 132 (2010) 64-66

  45. Influence of Subsurface Defects on the Surface Reactivity of TiO2: Water on Anatase (101)
    U. Aschauer, Y. He, H. Cheng, S.-C. Li, U. Diebold, A. Selloni
    J. Phys. Chem. C 114 (2010) 1278-1284

  46. Preparation of a pristine TiO2 anatase (101) surface by cleaving
    O. Dulub, U. Diebold
    J. Phys.: Condens. Matter 22 (2010) 084014

  47. Photocatalysts: Closing the gap
    U. Diebold
    Nature Chem. 3 (2011) 271-272

  48. Photoemission study of azobenzene and aniline adsorbed on TiO2 anatase (101) and rutile (110) surfaces
    S.-C. Li1, Y. Losovyj2, V.K. Paliwal1,3, U. Diebold1,4
    J. Phys. Chem. C 115 (2011) 10173-10179

  49. Growth and organization of an organic molecular monolayer on TiO2: catechol on anatase (101)
    L.-M. Liu1, S.-C. Li2, H. Cheng1, U. Diebold2,3, A. Selloni1
    J. Am. Chem. Soc. 133 (2011) 7816-7823

  50. Adsorption-site-dependent electronic structure of catechol on the anatase TiO2(101) surface
    S.-C. Li1, Y. Losovyj2, U. Diebold1,3
    Langmuir 27 (2011) 8600-8604

  51. An in vitro controlled release study of valproic acid encapsulated in a titania ceramic matrix
    M.J. Uddin1,2,3, D. Mondal4, C.A. Morris3, T. Lopez1,5,6, U. Diebold2 and R.D. Gonzalez1
    Appl. Surf. Sci. 257 (2011) 7920-7927

  52. Trapping Nitric Oxide by Surface Hydroxyls on Rutile TiO2(110)
    S.-C. Li, P. Jacobson, S.-L. Zhao, X.-Q. Gong, U. Diebold
    J. Phys. Chem. C 116 (2012) 1887-1891

  53. (Sub)surface mobility of oxygen vacancies at the TiO2 anatase (101) surface
    P. Scheiber, M. Fidler, O. Dulub, M. Schmid, U. Diebold, W. Hou, U. Aschauer, A. Selloni
    Phys. Rev. Lett. 109 (2012) 136103

  54. Tailoring the photocatalytic reaction rate of a nanostructured TiO2 matrix using additional gas phase oxygen
    M.J. Uddin, M.M. Alam, M.A. Islam, S.R. Snigda, S. Das, M.M. Rahman, M.N. Uddin, C.A. Morris, R.D. Gonzalez, U. Diebold, T.J. Dickens, O.I. Okoli
    Int. Nano Lett. 3 (2013) 16

  55. Reaction of O2 with subsurface oxygen vacancies on TiO2 anatase (101)
    M. Setvin, U. Aschauer, P. Scheiber, Y.-F. Li, W. Hou, M. Schmid, A. Selloni, U. Diebold
    Science 341 (2013) 988-991

  56. Charge trapping at the step edges of TiO2 anatase (101)
    M. Setvin, X. Hao, B. Daniel, J. Pavelec, Z. Novotny, G. S. Parkinson, M. Schmid, G. Kresse, C. Franchini, U. Diebold
    Angew. Chem. Int. Ed. 53 (2014) 4714-4716

  57. Surface preparation of TiO2 anatase (101): Pitfalls and how to avoid them
    M. Setvin, B. Daniel, V. Mansfeldova, L. Kavan, P. Scheiber, M. Fidler, M. Schmid, U. Diebold
    Surf. Sci. 626 (2014) 61-67

  58. Hybrid exchange density functional study of vicinal anatase TiO2 surfaces
    F. F. Sanches, G. Mallia, L. Liborio, U. Diebold, N. M. Harrison
    Phys. Rev. B 89 (2014) 245309

  59. A direct view at excess electrons in TiO2 rutile and anatase
    M. Setvin, C. Franchini, X. Hao, M. Schmid, A. Janotti, M. Kaltak, C. G. Van de Walle, G. Kresse, U. Diebold
    Phys. Rev. Lett. 113 (2014) 086402

  60. Identification of adsorbed molecules via STM tip manipulation: CO, H2O, and O2 on TiO2 anatase (101)
    M. Setvin, B. Daniel, U. Aschauer, W. Hou, Y.-F. Li, M. Schmid, A. Selloni, U. Diebold
    Phys. Chem. Chem. Phys. 16 (2014) 21524-21530

  61. In situ scanning tunneling microscopy study of Ca-modified rutile TiO2(110) in bulk water
    G. Serrano, B. Bonanni, T. Kosmala, M. Di Giovannantonio, U. Diebold, K. Wandelt, C. Goletti
    Beilstein J. Nanotechnol. 6 (2015) 438-443

  62. Aggregation and electronically induced migration of oxygen vacancies in TiO2 anatase
    M. Setvin, M. Schmid, U. Diebold
    Phys. Rev. B 91 (2015) 195403

  63. Molecular ordering at the interface between liquid water and rutile TiO2(110)
    G. Serrano, B. Bonanni, M. Di Giovannantonio, T. Kosmala, M. Schmid, U. Diebold, A. Di Carlo, J. Cheng, J. VandeVondele, K. Wandelt, C. Goletti
    Adv. Mater. Interf. 2 (2015) 1500246

  64. A multitechnique study of CO adsorption on the TiO2 anatase (101) surface
    M. Setvin, M. Buchholz, W. Hou, C. Zhang, B. Stöger, J. Hulva, T. Simschitz, X. Shi, J. Pavelec, G. S. Parkinson, M. Xu, Y. Wang, M. Schmid, C. Wöll, A. Selloni, U. Diebold
    J. Phys. Chem. C 119 (2015) 21044-21052

  65. NO adsorption and diffusion on hydroxylated rutile TiO2(110)
    Y.-Y- Yu, U. Diebold, X.-Q. Gong
    Phys. Chem. Chem. Phys. 17 (2015) 26594-26598

  66. Adsorption on Metal Oxide Surfaces
    G. S. Parkinson, U. Diebold
    Surface and Interface Science, vol. 6, edited by K. Wandelt (Wiley-VCH 2015) pp. 793-817

  67. Interplay between steps and oxygen vacancies on curved TiO2(110)
    L. A. Miccio, M. Setvin, M. Müller, M. Abadía, I. Piquero, J. Lobo-Checa, F. Schiller, C. Rogero, M. Schmid, D. Sánchez-Portal, U. Diebold, J. E. Ortega
    Nano Lett. 16 (2016) 2017-2022

  68. Following the reduction of oxygen on TiO2 anatase (101) step by step
    M. Setvin, U. Aschauer, J. Hulva, T. Simschitz, B. Daniel, M. Schmid, A. Selloni, U. Diebold
    J. Am. Chem. Soc. 138 (2016) 9565-9571

  69. Surface point defects on bulk oxides: atomically-resolved scanning probe microscopy
    M. Setvin, M. Wagner, M. Schmid, G.S. Parkinson, U. Diebold
    Chem. Soc. Rev. 46 (2017) 1772-1784

  70. Electron transfer between anatase TiO2 and an O2 molecule directly observed by atomic force microscopy
    M. Setvin, J. Hulva, G.S. Parkinson, M. Schmid, U. Diebold
    Proc. Natl. Acad. Sci. USA 114 (2017) E2556-E2562

  71. Formaldehyde adsorption on the anatase TiO2(101) surface: Experimental and theoretical investigation
    M. Setvin, J. Hulva, H. Wang, T. Simschitz, M. Schmid, G.S. Parkinson, C. Di Valentin, A. Selloni, U. Diebold
    J. Phys. Chem. C 121 (2017) 8914-8922

  72. Polaron-driven surface reconstructions
    M. Reticcioli, M. Setvin, X. Hao, P. Flauger, G. Kresse, M. Schmid, U. Diebold, C. Franchini
    Phys. Rev. X 7 (2017) 031053

  73. Self-limiting adsorption of WO3 oligomers on oxide substrates in solution
    M. Müllner, J. Balajka, M. Schmid, U. Diebold, S. Mertens
    J. Phys. Chem. C 121 (2017) 19743-19750

  74. Methanol on anatase TiO2(101): Mechanistic insights into photocatalysis
    M. Setvin, X. Shi, J. Hulva, T. Simschitz, G. S. Parkinson, M. Schmid, C. Di Valentin, A. Selloni, U. Diebold
    ACS Catalysis 7 (2017) 7081-7091

  75. Surface Structure of TiO2 Rutile (011) Exposed to Liquid Water
    J. Balajka, U. Aschauer, S. Mertens, A. Selloni, M. Schmid, U. Diebold
    J. Phys. Chem. C 121 (2017) 26424-26431

  76. Perspective: A controversial benchmark system for water-oxide interfaces: H2O/TiO2(110)
    U. Diebold
    J. Chem. Phys. 147 (2017) 040901

  77. Formation and dynamics of small polarons on the rutile TiO2(110) surface
    M. Reticcioli, M. Setvin, M. Schmid, U. Diebold, C. Franchini
    Phys. Rev. B 98 (2018) 045306

  78. High-affinity adsorption leads to molecularly ordered interfaces on TiO2 in air and solution
    J. Balajka, M. A. Hines, W. J. I. DeBenedetti, M. Komora, J. Pavelec, M. Schmid, U. Diebold
    Science 361 (2018) 786-789

  79. Apparatus for dosing liquid water in ultrahigh vacuum
    J. Balajka, J. Pavelec, M. Komora, M. Schmid, U. Diebold
    Rev. Sci. Instrum. 89 (2018) 083906

  80. Interplay between adsorbates and polarons: CO on rutile TiO2(110)
    M. Reticcioli, I. Sokolović, M. Schmid, U. Diebold, M. Setvin, C. Franchini
    Phys. Rev. Lett. 122 (2019) 016805

  81. Small Polarons in Transition Metal Oxides
    M. Reticcioli, U. Diebold, G. Kresse, C. Franchini
    Handbook of Materials Modeling, vol. 6, edited by W. Andreoni and S. Yip (Springer 2019)

  82. Incipient ferroelectricity: A route towards bulk-terminated SrTiO3
    I. Sokolović, M. Schmid, U. Diebold, M. Setvin
    Phys. Rev. Materials 3 (2019) 034407

  83. Substoichiometric ultrathin zirconia films cause strong metal-support interaction
    P. Lackner, J. I. J. Choi, U. Diebold, M. Schmid
    J. Mater. Chem. A 7 (2019) 24837-24846
  84. Resolving the adsorption of molecular O2 on the rutile TiO2(110) surface by noncontact atomic force microscopy
    I. Sokolović, M. Reticcioli, M. Čalkovský, M. Wagner, M. Schmid, C. Franchini, U. Diebold, M. Setvín
    Proc. Natl. Acad. Sci. USA 117 (2020) 14827-14837
  85. Atomic-scale studies of Fe3O4(001) and TiO2(110) surfaces following immersion in CO2-acidified water
    F. Mirabella, J. Balajka, J. Pavelec, M. Göbel, F. Kraushofer, M. Schmid, G. S. Parkinson, U. Diebold
    ChemPhysChem 21 (2020) 1788-1796
  86. Direct assessment of the acidity of individual surface hydroxyls
    M. Wagner, B. Meyer, M. Setvin, M. Schmid, U. Diebold
    Nature 592 (2021) 722-725

  87. Polarons in materials
    C. Franchini, M. Reticcioli, M. Setvin, U. Diebold
    Nat. Rev. Mater. 6 (2021) 560-586

  88. Quest for a pristine unreconstructed SrTiO3(001) surface: An atomically resolved study via noncontact atomic force microscopy
    I. Sokolović, G. Franceschi, Z. Wang, J. Xu, J. Pavelec, M. Riva, M. Schmid, U. Diebold, M. Setvín
    Phys. Rev. B 103 (2021) L241406

  89. Adding oxides to the 2D toolkit
    G. S. Parkinson Nat. Mater. 20 (2021) 1041–1042

  90. Single-atom catalysis: insights from model systems
    F. Kraushofer, G. S. Parkinson
    Chem. Rev. 122 (2022) 14911–14939

  91. Modeling polarons in density functional theory: Lessons learned from TiO2
    M. Reticcioli, U. Diebold, C. Franchini
    J. Phys.: Condens. Matter 34 (2022) 204006

  92. Machine learning for exploring small polaron configurational space
    V. C. Birschitzky, F. Ellinger, U. Diebold, M. Reticcioli, C. Franchini
    npj Comput. Mater. 8 (2022) 1–9

  93. Role of Polarons in Single-Atom Catalysts: Case Study of Me1 [Au1, Pt1, and Rh1] on TiO2(110)
    P. Sombut, L. Puntscher, M. Atzmueller, Z. Jakub, M. Reticcioli, M. Meier, G. S. Parkinson, C. Franchini
    Top. Catal. 65 (2022) 1620-1630

  94. Automated real-space lattice extraction for atomic force microscopy images
    M. Corrias, L. Papa, I. Sokolović, V. Birschitzky, A. Gorfer, M. Setvin, M. Schmid, U. Diebold, M. Reticcioli, C. Franchini
    Mach. Learn.: Sci. Technol. 4 (2023) 015015

  95. A study of Pt, Rh, Ni and Ir dispersion on anatase TiO2(101) and the role of water
    L. Puntscher, K. Daninger, M. Schmid, U. Diebold, G. S. Parkinson
    Electrochim. Acta 449 (2023) 142190

  96. Oxide Surfaces
    G. Franceschi, U. Diebold
    in: Encyclopedia of Materials: Electronics, ed. A. S. M. A. Haseeb (Academic Press, Oxford, 2023), pp. 501-511

  97. Toward a Comprehensive understanding of photocatalysis: What systematic studies and alcohol surface chemistry on TiO2(110) have to offer for future developments
    M. Eder, M. Tschurl, U. Heiz
    J. Phys. Chem. Lett. 14 (2023) 6193-6201

  98. Atomic structure of oxide surfaces in aqueous environment
    G. Franceschi, U. Diebold, J. Balajka
    Encyclopedia of Solid-Liquid Interfaces, edited by K. Wandelt and G. Bussetti (Elsevier, Oxford 2024) pp. 200-209

Please note: Access to the full text (pdf) of some articles is limited due to copyright reasons.
Search has been performed on 25-Apr-2024 at 19:05 CET · Listed information maintained by respective author · Script maintained by W.Hofer, last update of script: 04-MAY-2010


surface/publication_search.txt · Last modified: 2023-10-16 21:44 (external edit)