2023

• Popp J., Busch M., Hausotte T., Drummer D.:
  Fiber Orientation in continuous fiber reinforced thermoplastics/metal hybrid joining via multi-pin arrays
  In: Science and Engineering of Composite Materials 30 (2023)
  ISSN: 0334-181X
  DOI: 10.1515/secm-2022-0165
  URL: https://www.degruyter.com/document/doi/10.1515/secm-2022-0165/html
• Popp J., Wolf M., Drummer D.:
  Fügen thermoplastischer Faserverbunde über Pin-Strukturen mit variablen Prozessrouten
  In: Werkstoffe in der Fertigung (2023)
  ISSN: 0939-2629
• Popp J., Zirngibl C., Schleich B., Wartzack S., Drummer D.:
  Influence of geometrical parameters of conic pin structures in thermoplastic composite/steel hybrid joining
  20th International Conference on Sheet Metal, SHEMET 2023 (Erlangen, DEU, 2nd April 2023 - 5th April 2023)
  In: Marion Merklein, Hinnerk Hagenah, Joost R. Duflou, Livan Fratini, Fabrizio Micari, Paulo Martins, Gerson Meschut (ed.): Materials Research Proceedings 2023
  DOI: 10.21741/9781644902417-15

2022

• Meschut G., Merklein M., Brosius A., Drummer D., Fratini L., Füssel U., Gude M., Homberg W., Martins PAF., Bobbert M., Lechner M., Kupfer R., Gröger B., Han D., Kalich J., Kappe F., Kleffel T., Köhler D., Kuball CM., Popp J., Römisch D., Troschitz J., Wischer C., Wituschek S., Wolf M.:
  Review on mechanical joining by plastic deformation
  In: Journal of Advanced Joining Processes (2022)
  ISSN: 2666-3309
  DOI: 10.1016/j.jajp.2022.100113
• Popp J., Drummer D.:
  Joining of continuous fiber reinforced thermoplastic/steel hybrid parts via undercutting pin structures and infrared heating
  In: Journal of Advanced Joining Processes 5 (2022), Article No.: 100084
  ISSN: 2666-3309
  DOI: 10.1016/j.jajp.2021.100084
• Popp J., Drummer D.:
  Joining of steel/CFRT-hybrid parts via non-rotational symmetric cold formed pin structures
  Hybrid 2022 (Leoben, 20th July 2022 - 22nd July 2022)
• Popp J., Römisch D., Merklein M., Drummer D.:
  Joining of CFRT/Steel Hybrid Parts via Direct Pressing of Cold Formed Non-Rotational Symmetric Pin Structures
  In: Applied Sciences 12 (2022)
  ISSN: 2076-3417
  DOI: 10.3390/app12104962
• Zirngibl C., Kügler P., Popp J., Bielak CR., Bobbert M., Drummer D., Meschut G., Wartzack S., Schleich B.:
  Provision of cross-domain knowledge in mechanical joining using ontologies
  In: Production Engineering (2022), p. 327 - 338
  ISSN: 0944-6524
  DOI: 10.1007/s11740-022-01117-y

2021

• Popp J., Kleffel T., Drummer D.:
  Influence of pin geometry on the joint strength of CFRT-metal hybrid parts with metallic pins
  In: Joining Plastics - Fügen von Kunststoffen (2021), p. 177-183
  ISSN: 1864-3450
• Popp J., Kleffel T., Römisch D., Papke T., Merklein M., Drummer D.:
  Fiber Orientation Mechanism of Continuous Fiber Reinforced Thermoplastics Hybrid Parts Joined with Metallic Pins
  In: Applied Composite Materials (2021)
  ISSN: 0929-189X
  DOI: 10.1007/s10443-021-09892-0
• Popp J., Wolf M., Mattner T., Drummer D.:
  Energy Direction in Ultrasonic Impregnation of Continuous Fiber-Reinforced Thermoplastics
  In: Journal of Composites Science 5 (2021), Article No.: 239
  ISSN: 2504-477X
  DOI: 10.3390/jcs5090239
• Römisch D., Popp J., Drummer D., Merklein M.:
  Joining of CFRT-steel hybrid parts via hole-forming and subsequent pin caulking
  In: Production Engineering (2021)
  ISSN: 0944-6524
  DOI: 10.1007/s11740-021-01093-9

2020

• Mattner T., Popp J., Kleffel T., Gröschel C., Drummer D.:
  High Speed Forming of Continuous Fiber Reinforced Thermoplastics
  In: Applied Composite Materials (2020)
  ISSN: 0929-189X
  DOI: 10.1007/s10443-020-09794-7