Herr PD Dr.-Ing. habil.

Johannes Engels

Privatdozent
Geodätisches Institut

Kontakt

+49 711 685-83394
+49 711 685-83285

Geschwister-Scholl-Str. 24/D
70174 Stuttgart
Deutschland
Raum: 5.306

  1. 2019

    1. Purkhauser, AF, Pail, R., Hauk, M., Visser, P., Sneeuw, N., Saemian, P., … Massotti, L. (2019). Comprehensive analysis of the influence of different parameters on the achievable gravity fields of NGGM: Results of the ESA-ADDCON project. IUGG, Montréal, Canada, 8--18 July 2019,.
    2. Chen, Q., Engels, J., Sneeuw, N., & van Dam, T. (2019). Feasibility study of the Next Generation Gravity Mission (NGGM) for atmosphere. ESA Living Planet Symposium, 13--17 May 2019, Milano, Italy.
  2. 2018

    1. Purkhauser, Anna, Pail, R., Hauk, M., Visser, P., Sneeuw, N., Saemian, P., … Siemes, C. (2018). Gravity Field Retrieval of Next Generation Gravity Missions regarding Geophysical Services: Results of the ESA-ADDCON Project. EGU General Assembly, Wien, 8–13 April.
    2. Mink, R., Dutta, A., Peteinatos, G. G., Sökefeld, M., Engels, J. J., Hahn, M., & Gerhards, R. (2018). Multi-Temporal Site-Specific Weed Control of Cirsium arvense (L.) Scop. and Rumex crispus L. in Maize and Sugar Beet Using Unmanned Aerial Vehicle Based Mapping. Agriculture, 8(5), 1–14. Retrieved from https://EconPapers.repec.org/RePEc:gam:jagris:v:8:y:2018:i:5:p:65-:d:143816
    3. Dutta, A., Engels, J., & Hahn, M. (2018). Segmentation of Laser Point Clouds in Urban Areas by a Modified Normalized Cut Method. IEEE Transactions on Pattern Analysis & Machine Intelligence. https://doi.org/10.1109/TPAMI.2018.2869744
  3. 2017

    1. Daras, I., Visser, P., Sneeuw, N., van Dam, T., Pail, R., Gruber, T., … Haagmans, R. (2017). Impact of Orbit Design Choices on the Gravity Field Retrieval of Next Generation Gravity Missions - Insights on the ESA-ADDCON Project. ESA fourth Swarm science meeting, Banff, Alberta, Canada.
    2. Daras, I., Visser, P., Sneeuw, N., van Dam, T., Pail, R., Gruber, T., … Haagmans, R. (2017). Near real-time gravity and its applications in the era of Next Generation Gravity Missions - Insights on the ESA-ADDCON project. IAG-IASPEI Symposium, Kobe, Japan.
    3. Varga, Peter, Grafarend, E., & Engels, J. (2017). Relation of Different Type Love–Shida Numbers Determined with the Use of Time-Varying Incremental Gravitational Potential. Pure and Applied Geophysics, 175(5), 1643--1648. https://doi.org/10.1007/s00024-017-1532-z
    4. Pail, R., Hauk, M., Purkhauser, A., Visser, P., Sneeuw, N., van Dam, T., … Haagmans, R. (2017). Studies on next-generation gravity missions for climate-relevant applications. IAG Workshop SatGeo for Climate Studies, Bonn.
  4. 2010

    1. Richter, B., Engels, J., & Grafarend, E. (2010). Transformation of amplitudes and frequencies of precession and nutation of the Earth’s rotation vector to amplitudes and frequencies of diurnal pole motion. 84(1), 1--18. https://doi.org/10.1007/s00190-009-0339-9
  5. 2009

    1. Grafarend, E., Engels, J., & Varga, P. (2009). The gravitational field of a deformable body like the Earth or other celestial bodies. EGU General Assembly, Vienna, Austria.
  6. 2004

    1. Varga, P, Engels, J., & Grafarend, E. (2004). Temporal variations of the polar moment of inertia and the second-degree geopotential. 78(3), 187--191. https://doi.org/10.1007/s00190-004-0388-z
  7. 2000

    1. Grafarend, E., Engels, J., & Varga, P. (2000). The temporal variation of the spherical and Cartesian multipoles of the gravity field. 74(7), 519--530. https://doi.org/10.1007/s001900000114
  8. 1999

    1. Grafarend, E., & Engels, J. (1999). zwei polare geodätische Bezugssysteme: Der Referenzrahmen der mittleren Oberflächenvortizität und der Tisserand-Referenzrahmen. In M. Schneider (Ed.), Mitteilungen des Bundesamtes für Kartographie und Geodäsie (pp. 100--109; By M. Schneider).
  9. 1997

    1. Grafarend, E., Engels, J., & Varga, P. (1997). The spacetime gravitational field of a deformable body. 72(1), 11--30. https://doi.org/10.1007/s001900050144
  10. 1996

    1. Engels, J., Grafarend, E., & Sorcik, P. (1996). The gravitational field of topographic-isostatic masses and the hypothesis of mass condensation II-the topographic-isostatic geoid. 17(1), 41--66. https://doi.org/10.1007/BF01904474
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