Local doping of an oxide semiconductor by voltage-driven splitting of anti-Frenkel defects

Authors: He, Jiali, Ludacka, Ursula, Hunnestad, Kasper A., Småbråten, Didrik R., Shapovalov, Konstantin, Vullum, Per Erik, Hatzoglou, Constantinos, Evans, Donald M., Roede, Erik D., Yan, Zewu, Bourret, Edith, Selbach, Sverre M., Gao, David, Akola, Jaakko, Meier, Dennis

Subject Terms: Condensed Matter - Materials Science

Access URL: http://arxiv.org/abs/2502.07947

Tailoring MBE Growth of c-Mn3Sn Directly on MgO (111): From Islands to Film

Authors: He, Longfei, Ludacka, Ursula, Chatterjee, Payel, Hartl, Matthias, Meier, Dennis, Brüne, Christoph

Subject Terms: Condensed Matter - Materials Science, Physics - Applied Physics

Access URL: http://arxiv.org/abs/2412.15442

Non-destructive tomographic nanoscale imaging of ferroelectric domain walls

Authors: He, Jiali, Zahn, Manuel, Ushakov, Ivan N., Richarz, Leonie, Ludacka, Ursula, Roede, Erik D., Yan, Zewu, Bourret, Edith, Kézsmárki, István, Catalan, Gustau, Meier, Dennis

Subject Terms: Condensed Matter - Materials Science

Access URL: http://arxiv.org/abs/2311.00139

Imaging and structure analysis of ferroelectric domains, domain walls, and vortices by scanning electron diffraction

Authors: Ludacka, Ursula, He, Jiali, Qin, Shuyu, Zahn, Manuel, Christiansen, Emil Frang, Hunnestad, Kasper A., Yan, Zewu, Bourret, Edith, Kézsmárki, István, van Helvoort, Antonius T. J., Agar, Joshua, Meier, Dennis

Subject Terms: Condensed Matter - Materials Science, Physics - Applied Physics

Access URL: http://arxiv.org/abs/2305.05727

Structural stability in potassium doped single-walled carbon nanotubes, and surface functionalization

Authors: Kröckel, Claudia ^a, Ludacka, Ursula ^b, Singh, Rajendra ^b, Kotakoski, Jani ^b, Hauke, Frank ^a, Hirsch, Andreas ^a, Reich, Stephanie ^c, Chacón-Torres, Julio C. ^{d, ⁎}

Source: In Carbon 5 March 2025 234

Perforating freestanding molybdenum disulfide monolayers with highly charged ions

Authors: Kozubek, Roland, Tripathi, Mukesh, Ghorbani-Asl, Mahdi, Kretschmer, Silvan, Madauß, Lukas, Pollmann, Erik, O'Brien, Maria, McEvoy, Niall, Ludacka, Ursula, Susi, Toma, Duesberg, Georg S., Wilhelm, Richard A., Krasheninnikov, Arkady V., Kotakoski, Jani, Schleberger, Marika

Source: J. Phys. Chem. Lett. 10, 5, 904-910 (2019)

Subject Terms: Condensed Matter - Materials Science

Access URL: http://arxiv.org/abs/1907.01171

Substitutional Si impurities in monolayer hexagonal boron nitride

Authors: Monazam, Mohammad Reza Ahmadpour, Ludacka, Ursula, Komsa, Hannu-Pekka, Kotakoski, Jani

Subject Terms: Condensed Matter - Materials Science

Access URL: http://arxiv.org/abs/1904.02432

Efficient first principles simulation of electron scattering factors for transmission electron microscopy

Authors: Susi, Toma, Madsen, Jacob, Ludacka, Ursula, Mortensen, Jens Jørgen, Pennycook, Timothy J., Lee, Zhongbo, Kotakoski, Jani, Kaiser, Ute, Meyer, Jannik C.

Subject Terms: Condensed Matter - Materials Science

Access URL: http://arxiv.org/abs/1803.05338

Electron Microscopy of a Gas-Atomized NiSiV Powder

Authors: Konow Inga, Wenner Sigurd, Michels Leander, Odden Jan Ove, Ludacka Ursula, Holmestad Randi

Source: BIO Web of Conferences, Vol 129, p 23046 (2024)

Subject Terms: tem, sem, sped, atomization, nisiv, Microbiology, QR1-502, Physiology, QP1-981, Zoology, QL1-991

File Description: electronic resource

Relation: https://www.bio-conferences.org/articles/bioconf/pdf/2024/48/bioconf_emc2024_23046.pdf; https://doaj.org/toc/2117-4458

Access URL: https://doaj.org/article/cb0a15c37224407790d509aa24cc972b

Carbon Nano-onions: Potassium Intercalation and Reductive Covalent Functionalization

Authors: Pérez-Ojeda, M. Eugenia, Castro, Edison, Kröckel, Claudia, Lucherelli, Matteo Andrea, Ludacka, Ursula, Kotakoski, Jani, Werbach, Katharina, Peterlik, Herwig, Melle-Franco, Manuel, Chacón-Torres, Julio C.

Source: Journal of the American Chemical Society. 143(45):18997-19007

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCRN628066991&indx=1&recIds=ETOCRN628066991

Efficient first principles simulation of electron scattering factors for transmission electron microscopy

Authors: Susi, Toma, Madsen, Jacob, Ludacka, Ursula, Mortensen, Jens Jørgen, Pennycook, Timothy J., Lee, Zhongbo, Kotakoski, Jani, Kaiser, Ute, Meyer, Jannik C.

Source: Ultramicroscopy. 197:16-22

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100077580562.0x000001&indx=1&recIds=ETOCvdc_100077580562.0x000001

Non‐Destructive Tomographic Nanoscale Imaging of Ferroelectric Domain Walls.

Authors: He, Jiali¹, Zahn, Manuel^1,2, Ushakov, Ivan N.¹, Richarz, Leonie¹, Ludacka, Ursula¹, Roede, Erik D.¹, Yan, Zewu^3,4, Bourret, Edith⁴, Kézsmárki, István², Catalan, Gustau^5,6, Meier, Dennis¹, dennis.meier@ntnu.no

Source: Advanced Functional Materials; 6/6/2024, Vol. 34 Issue 23, p1-7, 7p

Imaging and structure analysis of ferroelectric domains, domain walls, and vortices by scanning electron diffraction.

Authors: Ludacka, Ursula¹, He, Jiali¹, Qin, Shuyu^2,3, Zahn, Manuel^1,4, Christiansen, Emil Frang⁵, Hunnestad, Kasper A.¹, Zhang, Xinqiao³, Yan, Zewu^6,7, Bourret, Edith⁷, Kézsmárki, István⁴, van Helvoort, Antonius T. J.⁵, Agar, Joshua^2,3, jca92@drexel.edu, Meier, Dennis¹, dennis.meier@ntnu.no

Source: NPJ Computational Materials; 5/18/2024, Vol. 10 Issue 1, p1-8, 8p

Substitutional Si impurities in monolayer hexagonal boron nitride

Authors: Ahmadpour Monazam, Mohammad Reza, Ludacka, Ursula, Komsa, Hannu-Pekka, Kotakoski, Jani

Source: Applied physics letters. 115(7)

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100090705680.0x000001&indx=1&recIds=ETOCvdc_100090705680.0x000001

Corrugations in Free-Standing Graphene.

Authors: Singh, Rajendra, Scheinecker, Daniel, Ludacka, Ursula, Kotakoski, Jani

Source: Nanomaterials (2079-4991); Oct2022, Vol. 12 Issue 20, p3562-N.PAG, 8p

Subject Terms: ELECTRON beams, GRAPHENE, CHEMICAL vapor deposition, SURFACE contamination, ELECTRON diffraction

Tuning the orientation of few-layer MoS2 films using one-zone sulfurization.

Authors: Sojková, Michaela, Vegso, Karol, Mrkyvkova, Nada, Hagara, Jakub, Hutár, Peter, Rosová, Alica, Čaplovičová, Mária, Ludacka, Ursula, Skákalová, Viera, Majková, Eva, Siffalovic, Peter, Hulman, Martin

Source: RSC Advances; 2019, Vol. 9 Issue 51, p29645-29651, 7p

STEM-based analysis of functional defects in ferroelectric ErMnO3.

Authors: van Helvoort, Antonius T. J., Mosberg, Aleksander, Ludacka, Ursula, Holstad, Theodor S., Evans, Donald M., Meier, Dennis

Source: Microscopy & Microanalysis; 2021 Supplement 1, Vol. 27, p1188-1189, 2p

STEM-based analysis of functional defects in ferroelectric ErMnO3.

Authors: van Helvoort, Antonius T. J., Mosberg, Aleksander, Ludacka, Ursula, Holstad, Theodor S., Evans, Donald M., Meier, Dennis

Source: Microscopy & Microanalysis; 2021 Supplement, Vol. 27, p1188-1189, 2p