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G. Hagemann · SciRah

Researcher profile · Semantic Scholar

G. Hagemann

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G. Hagemann — researcher profile on SciRah

h-index: 20
Works: 51
Citations: 1,677

Most-cited papers

Advanced Rocket Nozzles.
G. Hagemann, H. Immich, Thong V. Nguyen, G. Dumnov
1998293 citations
Semantic Scholar
Restricted Shock Separation in Rocket Nozzles
M. Frey, G. Hagemann
2000174 citations
Semantic Scholar
Flow Separation and Side-Loads in Rocket Nozzles
M. Frey, G. Hagemann
1999152 citations
Semantic Scholar
Appearance of Restricted Shock Separation in Rocket Nozzles
G. Hagemann, M. Frey, W. Koschel
2002110 citations
Semantic Scholar
Status of Low Separation Prediction in Rocket Nozzles.
M. Frey, G. Hagemann
1998110 citations
Semantic Scholar
Critical Assessment of Dual-Bell Nozzles
M. Frey, G. Hagemann
199981 citations
Semantic Scholar
Experimental and analytical design verification of the dual-bell concept
G. Hagemann, M. Terhardt, D. Haeseler, M. Frey
200072 citations
Semantic Scholar
Shock pattern in the plume of rocket nozzles: needs for design consideration
G. Hagemann, M. Frey
200866 citations
Semantic Scholar
Flow Phenomena in Advanced Rocket Nozzles - The Plug Nozzle
G. Hagemann, H. Immich, M. Terhardt
199861 citations
Semantic Scholar
Flow Separation and Side-Load Behavior of the Vulcain Engine
M. Terhardt, G. Hagemann, M. Frey
199948 citations
Semantic Scholar
Nozzle flowfield analysis with particular regard to 3D-plug cluster configurations
G. Hagemann, C. Schley, E. Odintsov, A. Sobatchkine
199640 citations
Semantic Scholar
Flow Separation and Side-Load Behavior of Truncated Ideal Rocket Nozzles
M. Terhardt, G. Hagemann, M. Frey
200139 citations
Semantic Scholar
Critical Assessment of the Linear Plug Nozzle Concept
G. Hagemann, H. Immich, G. Dumnov
200137 citations
Semantic Scholar
Current status of numerical flow prediction for separated nozzle flows
R. Stark, G. Hagemann
200735 citations
Semantic Scholar
A critical assessment of dual-bell nozzles
G. Hagemann, M. Frey, D. Manski
199734 citations
Semantic Scholar
LOX-Hydrocarbon Preparatory Thrust Chamber Technology Activities in Germany
D. Preclik, G. Hagemann, Oliver Knab, C. Mading +4 more
200526 citations
Semantic Scholar
LOX/Hydrocarbon Propellant Trade Considerations for Future Reusable Liquid Booster Engines
D. Preclik, G. Hagemann, Oliver Knab, L. Brummer +3 more
200526 citations
Semantic Scholar
Scalability for Rocket Nozzle Flows Based on Subscale and Full-Scale Testing
G. Hagemann, J. Alting, D. Preclik
200326 citations
Semantic Scholar
Rocket Nozzle Cold-Gas Test Campaigns for Plume Investigations
R. Stark, W. Kwan, F. Quessard, G. Hagemann +1 more
200124 citations
Semantic Scholar
Advanced Upper Stage Propulsion Concept - The Expansion-Deflection Upper Stage
A. Goetz, G. Hagemann, J. Kretschmer, R. Schwane
200521 citations
Semantic Scholar
COMPARISON OF COMPUTATIONAL CODES FOR MODELING HYDROGEN-OXYGEN INJECTORS
C. Schley, G. Hagemann, P. Tucker, S. Venkateswaran +1 more
199716 citations
Semantic Scholar
Hot-firing of an advanced 40 kN thrust chamber
J. Alting, F. Grauer, G. Hagemann, J. Kretschmer
200115 citations
Semantic Scholar
Flow Separation and Heat Transfer in High Area Ratio Nozzles
G. Hagemann, A. Preuss, F. Grauer, M. Frey +5 more
200414 citations
Semantic Scholar
Influence of Rocket Design Parameters on Engine Nozzle Efficiencies.
D. Manski, G. Hagemann
199614 citations
Semantic Scholar
Plug nozzles - Assessment of prediction methods for flow features and engine performance
R. Schwane, G. Hagemann, P. Reijasse
200213 citations
Semantic Scholar
Plug nozzles: summary of flow features and engine performance - Overview of RTO/AVT WG 10 subgroup 1
M. Onofri, M. Calabrò, G. Hagemann, H. Immich +3 more
200213 citations
Semantic Scholar
European Cooperation on Flow Separation Control
M. Frey, R. Rydén, T. D. de Roquefort, G. Hagemann +5 more
200211 citations
Semantic Scholar
The Calorimeter Nozzle Programme
G. Hagemann, J. Alting, J. Kretschmer, M. Terhardt +3 more
200210 citations
Semantic Scholar
Influence of rocket design parameters on engine nozzle efficiencies
D. Manski, G. Hagemann
199410 citations
Semantic Scholar
TMF: Laser Application for a Close-to-Reality Simulation of Thermo-Mechanical Fatigue Processes in Rocket Engines
J. Riccius, A. Gernoth, E. Suslova, C. Böhm +7 more
20079 citations
Semantic Scholar
Optimization of Dual Mode Rocket Engine Nozzles for SSTO Vehicles
D. Manski, G. Hagemann, M. Frey, G. Frenken
19989 citations
Semantic Scholar
Scalability Discussion for Rocket Nozzle Flows Based on Subscale and Full-Scale Testing
G. Hagemann, J. Alting, D. Preclik
20028 citations
Semantic Scholar
Towards an optimal concept for numerical codes simulating thrust chamber processes in high pressure chemical propulsion systems
C. Schley, G. Hagemann, Gerd Krülle
19968 citations
Semantic Scholar
Reusability aspects for space transportation rocket engines: programmatic status and outlook
D. Preclik, Richard Strunz, G. Hagemann, G. Langel
20117 citations
Semantic Scholar
Simulation and Analysis of Thrust Chamber Flowfields: Cryogenic Propellant Rockets
D. Preclik, Oliver Knab, J. Gorgen, G. Hagemann
20047 citations
Semantic Scholar
Technology Investigation for High Area Ratio Nozzle Concepts
G. Hagemann, A. Preuss, F. Grauer, J. Kretschmer +4 more
20037 citations
Semantic Scholar
Technology Efforts Towards Low-Cost Thrust Chambers
D. Preclik, G. Hagemann, J. Kretschmer
20037 citations
Semantic Scholar
Technology Investigation for High Area Ratio Nozzle Extensions
G. Hagemann, A. Preuss, J. Kretschmer, F. Grauer +3 more
20036 citations
Semantic Scholar
Optimization of dual-expander rocket engines in single-stage-to-orbit vehicles☆
D. Manski, G. Hagemann, Hagen D. Saβnick
19976 citations
Semantic Scholar
Main Stage Liquid Propulsion Acitivities within Europe's Future Launcher Preparatory Programme FLPP
Richard Strunz, G. Hagemann, F. Grauer, L. Brummer +7 more
20064 citations
Semantic Scholar
Numerical Investigations of the Side Fence Effect on Linear Plug Nozzle Performance
T. Ito, K. Fujii, G. Hagemann
20044 citations
Semantic Scholar
TEKAN 2010 - Thrust Chamber Technologies for Liquid Rocket Propulsion
G. Hagemann, D. Preclik, L. Brummer, J. Kretschmer +3 more
20063 citations
Semantic Scholar
Flowfield Simulations in Advanced Rocket Nozzles
G. Hagemann
19992 citations
Semantic Scholar
ED (expansion-deflection) nozzles for cold-gas applications
M. Frey, D. Haberl, T. Aichner, G. Hagemann
2025CEAS Space Journal1 citations
Semantic Scholar
Dual-Bell Nozzle Flowfield Simulations.
G. Hagemann, M. Frey
19961 citations
Semantic Scholar
Chemical Propulsion Challenges for ESA's Exploration Missions and Automatic Return Vehicle
H. Ellerbrock, N. Henn, G. Hagemann, M. Riehle +1 more
20110 citations
Semantic Scholar
Status and Outlook of Descent and Ascent Propulsion Technologies for Moon and Mars Missions
H. Ellerbrock, G. Hagemann, M. Peukert, H.-D. Schmitz +1 more
20090 citations
Semantic Scholar
Comparison of Experimental Data and CFD Analysis for 3D Linear Plug Nozzle
J. Ruf, G. Hagemann
20030 citations
Semantic Scholar
Comparison of Experimental Data and Computations Fluid Dynamics Analysis for a Three Dimensional Linear Plug Nozzle
J. Ruf, G. Hagemann, H. Immich
20030 citations
Semantic Scholar
A method of extending a nozzle and extendible nozzle for rocket engines
G. Hagemann, M. Terhardt
20010 citations
Semantic Scholar

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