Prof. Dr.-Ing. Bronislava Gorr, PhD

Prof. Dr.-Ing. Bronislava Gorr, PhD

  • Hermann-von Helmholtz-Platz 1
    76344 Eggenstein-Leopoldshafen

+               

Publications

1. V.B. Trindade, U. Krupp, B. Gorr, D. Kaczorowski, G. Girardin, and H.-J. Christ: Experimental analysis and computer-based simulation of nitridation of Ni-base alloys – the effect of a pre-oxidation treatment, Materials and Corrosion 59 (2008) 602-608, DOI: 10.1002/maco.200804144
2. B. Gorr, V. Trindade, S. Burk, H.-J. Christ, M. Klauke, D. Mukherji, and J. Rösler: Oxidation behaviour of model cobalt-rhenium alloys during short-term exposure to laboratory air at elevated temperature, Oxidation of Metals 71 (2009) 157-172, DOI 10.1007/s11085-008-9133-y
3.

M. Klauke, D. Mukherji, B. Gorr, V.B. Trindade, J. Rösler, and H.-J. Christ: Oxidation behaviour of experimental Co-Re-base alloys at 1000°C, International Journal of Material Reseach 100 (2009) 104-111, DOI: 10.3139/146.101792
4.

B. Gorr, V.B.Trindade, S. Burk, and H.-J. Christ: Oxidation behaviour of model cobalt-rhenium alloys during exposure to laboratory air at 1000°C, Corrosion Engineering, Science and Technology 44 (2009) 176-181,DOI: 10.1179/174327809X419131
5.

S. Burk, B. Gorr, V.B.Trindade, U. Krupp, and H.-J. Christ: High-temperature oxidation of mechanically alloyed Mo-Si-B alloys, Corrosion Engineering, Science and Technology, 144 (2009) 168-175, DOI: 10.1179/174327809X419122
6. M. Heilmaier, M. Krüger, H. Saage, J. Rösler, D. Mukherji, U. Glatzel, R. Völkl, R. Hüttner, G. Eggeler, Ch. Somsen, T. Depka, H.-J. Christ, B. Gorr, S. Burk: Metallic materials for structural applications beyond nickel-based superalloys JOM 61 (2009) 61-67, DOI:10.1007/s11837-009-0106-7
7.

B. Gorr, S. Burk, V. B. Trindade, and H.-J. Christ: High-temperature oxidation behaviour of model Co-Re-Cr alloys at low oxygen partial pressure, Materials and Corrosion 61 (2010) 741 – 747, DOI: 10.1002/maco.200905412
8.

B. Gorr, S. Burk, V. Trindade, H.-J. Christ: The effect of pre-oxidation treatment on the high-temperature oxidation of Co-Re-Cr model alloys at laboratory air Oxidation of Metals 74 (2010) 239-253, DOI: 10.1007/s11085-010-9213-7
9.

S. Burk, B. Gorr, V.B. Trindade, and H.-J. Christ: Effect of Zr addition on the high-temperature oxidation behaviour of Mo-Si-B alloys, Oxidation of Metals 73 (2010) 163-181. DOI: 10.1007/s11085-009-9175-9
10.

S. Burk, B. Gorr, and H.-J. Christ: High-temperature oxidation of Mo-Si-B alloys: effect of low and very low oxygen partial pressure, Acta Materialia 58 (2010) 6154-6165, DOI: 10.1016/j.actamat.2010.07.034
11.

B. Gorr, S. Burk, and H.-J. Christ: High-temperature oxidation behaviour of Co-Re-Cr-alloys, JOM, 63 (2011) 737-740, DOI: 10.1002/maco.200915412
12. S. Burk, B. Gorr, M. Krüger, M. Heilmaier, H.-J. Christ: Oxidation Behaviour of Mo-Si-B-(X) alloys: Macro- and microalloying (X=Cr, Zr, La2O3), JOM 63 (2011 32-36, DOI: 10.1007/s11837-011-0203-2
13.

B. Gorr and H.-J. Christ: High-temperature oxidation behaviour of Co-Re-Cr-based alloys: Limitation and ways to improve, Advanced Materials Research 278, (2011) 545-550, DOI: 10.4028/www.scientific.net/AMR.278.545

14.

B. Gorr, S. Burk, T. Depka, Ch. Somsen, H. Abu-Samra, and H.-J. Christ, G. Eggeler:  effect of Si-addition on the oxidation resistance of Co-Re-Cr-Alloys: Recent attainments in the development of novel alloys, International Journal of Material Reseach 1 (2012) 24-30, DOI: 10.3139/146.110626
15.

S. Burk, B. Gorr, H.-J. Christ, D. Schliephake, M. Heilmaier, C. Hochmuth and U.  Glatzel: High-temperature oxidation behavior of a single-phase (Mo,Ti)5Si3 (Mo-Si-Ti) alloy, Scripta Materialia 66 (2012) 223-226, DOI: 10.1016/j.scriptamat.2011.10.042
16.

S. Majumdar, D. Schliephake, B. Gorr, H.-J. Christ, and M. Heilmaier: Effect of yttrium alloying on intermediate to high-temperature oxidation behavior of Mo-Si-B alloys, Metallurgical and Materials Transactions A 44 (2013) 2013-2243, DOI: 10.1007/s11661-012-1589-3
17.

L. Wang, B. Gorr, H.-J. Christ, D. Mukherji, J. Rösler, Optimization of Cr-content for high-temperature oxidation behavior of Co-Re-Si-base alloys, Oxidation of Metals 80 (2013) 49-59, DOI: 10.1007/s11085-013-9369-z
18.

M. Azim, S. Burk, B. Gorr, H.-J. Christ, D. Schliephake, M. Heilmaier, R. Bornemann, P.H. Bolivar, Effect of Ti (macro-) alloying on the high-temperature oxidation behavior of ternary Mo-Si-B alloys at 820-1300°C, Oxidation of Metals 80 (2013), 231-242, DOI: 10.1007/s11085-013-9375-1
19. D. Schliephake, M. Azim, K. von Klinski-Wetzel, B. Gorr, H.-J. Christ, H. Bei, E.P. George, M. Heilmaier: High-temperature creep and oxidation behavior of Mo-Si-B alloys with high Ti contents, Metallurgical and Materials Transactions 45A (2014) 1102-1111, DOI 10.1007/s11661-013-1944-z
20.

B. Gorr, H.-J. Christ, D. Mukherji, J. Rösler: Thermodynamic calculations in the development of high-temperature Co-Re-based alloys, Journal of Alloys and Compounds 582 (2014) 50-58, DOI: 10.1016/j.jallcom.2013.07.055
21. S. Majumdar, B. Gorr, H.-J. Christ, D. Schliephake, M. Heilmaier: Oxidation mechanisms of lanthanum-alloyed Mo-Si-B, Corrosion Science 88 (2014) 360-371, DOI: 10.1016/j.corsci.2014.07.058
22.

B. Gorr, L. Wang, S. Burk, M. Azim, S. Majumdar, H.-J. Christ, D. Mukherji, J. Rösler, D. Schliephake, M. Heilmaier: High-temperature oxidation behavior of Mo-Si-B-based and Co-Re-Cr-based alloys, Intermetallics 48 DOI: 10.1016/j.intermet.2013.10.008
23. B. Gorr, M. Azim, H.-J. Christ, T. Mueller, D. Schliephake, M. Heilmaier: Phase equilibria, microstructure, and high temperature oxidation resistance of novel refractory high-entropy alloys, Journal of Alloys, and Compounds 624 (2015) 270-278, DOI: 10.1016/j.jallcom.2014.11.012          
24.

S. Majumdar, B. Dönges, B. Gorr, H.-J. Christ, D. Schliephake, M. Heilmaier: Mechanisms of oxide scale formation on yttrium-alloyed Mo-Si-B containing fine-grained microstructure, Corrosion Science 90 (2015) 76-88, DOI:10.1016/j.corsci.2014.09.017
25.

L. Wang, B. Gorr, H.-J. Christ, J. Rösler: The effect of alloyed nickel on the short-term high temperature oxidation behaviour of Co-Re-Cr-based alloys Corrosion Science, 93 (2015) 19-26, DOI:10.1016/j.corsci.2015.01.004
26.

D. Simon, B. Gorr, M. Hänsel, V. Shemet, H.-J. Christ and W.J. Quadakkers: Effect of in-situ gas changes on thermally grown chromia scales formed on Ni-25Cr alloy at 1000°C in atmospheres with and without water vapor, Materials at High Temperatures 32 (2015) 238-247, DOI: 10.1179/0960340914Z000000000108
27.

M. Hänsel, E. Turan, V. Shemet, D. Grüner, U. Breuer, D. Simon, B. Gorr, H.-J. Christ, W. Quadakkers: Effect of specimen thickness on chromia scaling of Ni25Cr in N2-O2-H2O test gases at 1000°C, Materials at High Temperatures 32 (2015) 160-166. DOI: 10.1179/0960340914Z.00000000092
28. L. Wang, B. Gorr, H.-J. Christ, D. Mukherji, J. Rösler: Microstructure and oxidation mechanism evolution of Co-17Re-25Cr-2Si in the temperature range 800-1100°C, Oxidation of Metals 83 (2015) 465-483, DOI: 10.1007/s11085-014-9515-2
29. M. Azim, D. Schliephake, C. Hochmuth, B. Gorr, H.-J. Christ, U. Glatzel, M. Heilmaier: Creep resistance and oxidation behavior of novel Mo-Si-B-Ti alloys JOM 67 (2015) 2621-2628, DOI: 10.1007/s11837-015-1560-z
30.

M. Hänsel, V. Shemet, E. Turan, I. Kijatkin, D. Simon, B. Gorr, H.-J. Christ: Scaling kinetics and scale microstructure of chromia scales formed on Ni-25% Cr model alloy during oxidation in H2O-containing high and low pO2 test gas at 1000°C, ECS Transactions 66 (18) 1-21, DOI: 10.13140/RG.2.1.4947.6322
31.

H. Chen, A. Kauffmann, B. Gorr, D. Schliephake, C. Seemüller, J.N. Wagner, H.-J. Christ, M. Heilmaier: Microstructure and mechanical properties at elevated temperatures of a new Al-containing refractory high-entropy alloy Nb-Mo-Cr-Ti-Al, Journal of Alloys and Compounds 661 (2016) 206-215, DOI: 10.1016/j.allcom.2015.11.050
32.

B. Gorr, M. Azim, H.-J. Christ, H. Chen, D.-V. Szaboo, A. Kauffmann, M. Heilmaier: Microstructure evolution in an new refractory high-entropy alloy W-Mo-Cr-Ti-Al, Metallurgical and Materials Transactions A 47A (2016) 961-970. DOI: 10.1007/s11661-015-3246-0
33. B. Gorr, F. Mueller, H.-J. Christ, T. Mueller, H. Chen, A. Kauffmann, M. Heilmaier, High temperature oxidation behavior of an equimolar refractory metal-based alloy 20 Nb-20Mo-20Cr-20Ti-20Al with and without Si addition Journal of Alloys and Compounds, 688 (2016) 487-477, DOI:10.16/j.jallcom.2016.07.219
34. B. Gorr, F. Müller, M. Azim, H.-J. Christ, T. Müller, H. Chen, A. Kauffmann, M. Heilmaier: High temperature oxidation behavior of refractory high entropy alloys: Effect of alloy composition, Oxidation of Metals, 88 (2017) 339-349, DOI: 10.1007/s11085-016-9696-y 
35. D. Simon, B. Gorr, H.-J. Christ: Effect of atmosphere and sample thickness on kinetics, microstructure, and compressive stresses of chromia grown on Ni-25Cr, Oxidation of Metals, 87 (2017) 417-429,
DOI: 10.1007/s11085-016-9702-4
36.

M. Azim, B. Gorr, H.-J. Christ, M. Heilmaier: Characterization of oxidation kinetics of Mo-Si-B-based materials, Oxidation of Metals, 87 (2017) 89-108, DOI: 10.1007/s11085-016-9659-3
37.

M. Azim, B. Gorr, H.-J. Christ, K. Torsten, O. Lenchuk, K. Albe, M. Heilmaier: Effect of Ti addition on the thermal expansion anisotropy of Mo5Si3, Acta Materialia, 132 (2017) 25-34, DOI: 10.1016/j.actamat.2017.02.066
38.

M. Azim, B. Gorr, H.-J. Christ, O. Lenchhuk, K. Albe, M. Heilmaier: Effect of Ti content and nitrogen on the high-temperature oxidation behavior of (Mo,Ti)5Si3 Intermetallics, 90 (2017), 103-112, DOI: 10.1016/j.intermet.2017.05.023
38.

K. Esleben, B. Gorr, H.-J. Christ, D. Mukherji, J. Rösler: The effect of Ni additions on the oxidation behaviour of Co-Re-Cr high temperature alloys, Materials at High Temperatures, 35 (2018), 177-186, DOI: 10.1080/09603409.2017.1392111
40. F. Müller, B. Gorr, H.-J. Christ, H. Chen, A. Kauffmann, M. Heilmaier: Effect of microalloying with silicon on high temperature oxidation resistance of novel refractory high entropy alloy Ta-Mo-Cr-Ti-Al, Materials at High Temperatures 35 (2018), 168-176  DOI: 10.1080/09603409.2017.1389115
41.

Kauffmann, M. Stüber, H. Leiste, S. Ulrich, S. Schlabach, D.V. Szabo, S. Seils, B. Gorr, H. Chen, H.-J. Seifert, M. Heilmaier: Combinatorial exploration of the high entropy alloy system Co-Cr-Fe-Mn-Ni, Surface and Coating Technology, 325 (2017), 174-180, DOI: 10.1016/j.surfcoat.2017.06.041
42.

H. Chen, A. Kauffmann , S. W. Laube , In-Chul Choi , R. Schwaiger , Y. Huang,  K. Lichtenberg , F. Müller , B. Gorr , H.-J. Christ , M. Heilmaier: Contribution of lattice distortion to solid solution strengthening in a series of refractory high entropy alloys, Metallurgical and Materials Transactions A, 49 (2018), 772-781, DOI: 10.1007/s11661-017-4386-1
43.

K. Doerries, D. Mukherji, J. Roesler, K. Esleben, B. Gorr, and H.-J. Christ: Influence of σ phase on the allotropic transformation of the matrix in Co-Re-Cr based alloys with Ni addition, Metals, 8(9) (2018), 772 – 781, DOI: 10.3390/met8090706
44.

D. Schliephake, A. Kauffmann, X. Cong, C. Gombola, M. Azim, B. Gorr, H.-J.  Christ, M. Heilmaier: Constitution, oxidation and creep of eutectic and eutectoid Mo-Si-Ti alloys, Intermetallics, 104 (2019), 133-142, DOI: 10.1016/j.intermet.2018.10.028
45.

H. Chen, A. Kauffmann, S. Seils, T. Boll, C. Liebscher, I. Harding, S. Kumar, D.    V. Szabó; S. Schlabach; S.Kauffmann-Weiss; F. Müller; B. Gorr; H.-J. Christ, M. Heilmaier: Crystallographic ordering in a series of Al-containing refractory high entropy alloys Ta-Nb-Mo-Cr-Ti-Al, Acta Materialia, 176 (2019) 123-133, DOI: 10.1016/j.actamat.2019.07.001
46.

K. Esleben, D. Mukherji, B. Gorr, H.-J. Christ, J. Rösler; The effect of Ni and Si additions on the oxidation behaviour of Co-17Re-18Cr alloys, Corrosion Science, 159 (2019), 108135, DOI:10.1016/j.corsci.2019.108135
47.

F. Müller, B. Gorr, H.-J. Christ, H. Chen, A. Kauffmann, M. Heilmaier: On the   oxidation mechanism of refractory high entropy alloys, Corrosion Science, 159 (2019), 108161 , DOI: 10.1016/j.corsci.2019.108161
48.

K. Esleben, B. Gorr, H.-J. Christ, D. Mukherji, J. Rösler: The effect of different   Cr and Ni additions on the oxidation behavior of Co-Re-based alloys, JOM, 72 (2020) 393-402; DOI: 10.1007Zs11837-019-03868-z
49. S. Laube, H. Chen, A. Kauffmann, S. Schellert, F. Müller, Bronislava Gorr, J.     Müller, B. Butz, Hans-Jürgen Christ, Martin Heilmaier, Controlling crystallographic ordering in Mo-Cr-Ti-Al high entropy alloys to enhance ductility, Journal of Alloys and Compounds, 823 (2020) 153805, DOI: 10.1016/j.jallcom.2020.153805                                            
50. B. Gorr, F. Mueller, S. Schellert, H.-J. Christ, H. Chen, A. Kauffmann, M. Heilmaier, A new strategy to intrinsically protect refractory metal based alloys at ultra high temperatures, Corrosion Science, 166 (2020), 108475 ,
DOI: 10.1016/j.corsci.2020.108475
51. F. Müller, B. Gorr, H.-J. Christ, H. Chen, A. Kauffmann, M. Heilmaier: Formation of complex intermetallic phases in novel refractory high-entropy alloys NbMoCrTiAl and TaMoCrTiAl: thermodynamic assessment and experimental validation, Journal of Alloys and Compounds, 842 (2020) 155726,
DOI: 10.1016/j.allcom.2020.155726                                                     
52. F. Müller, B. Gorr, H.-J. Christ, H. Chen, A. Kauffmann, M. Heilmaier: Effect of Y additions on the oxidation resistance of novel refractory high entropy alloy NbMoCrTiAl, Oxidation of Metals 94 (2020) 147-163, DOI: 10.1007/s11085-020-09983-06             
53. S. Obert, Mr Sascha Seils, Mr Steven Schellert, Mr Matthias Weber, Dr. Bronislava Gorr, Professor Hans-Juergen Christ, Professor Martin Heilmaier, On the chemical and microstructural requirements for the pesting-resistance of Mo Si-Ti, Journal of Materials Research and Technology, 9 (2020) 8556-8567 DOI: 10.1016/j.jmrt.2020.06.002
54. M. Weber, B. Gorr, H.-J. Christ, S. Obert, A. Kauffmann, M. Heilmaier: Effect of water vapor on the oxidation behavior of the eutectic high temperature alloy Mo-20Si-52.8Ti, Advanced Engineering Materials, 22 (2020),
DOI: 10.1002/adem.202000219
55. B. Gorr, S. Schellert, F. Müller, H.-J. Christ, A. Kauffmann, M. Heilmaier; Current status of research on the oxidation behavior of refractory high entropy alloys, Advanced Engineering Materials, 23(5) (2001) 2000219, DOI: 10.1002/adem.202001047 DOI: 10.1002/adem.202001047
56. S. Schellert, B. Gorr, H.-J. Christ, C. Pritzel, S. Laube, A. Kauffmann, M. Heilmaier: The effect of Al on the formation of CrTaO4 layer in refractory high entropy alloys Ta-Mo-Cr-Ti-xAl, Oxidation of Metals, 96 (2021) 333-345 DOI: 10.1007/s1085-021-10046-7
57. S. Laube, S. Schellert, S.T. Aditya, D. Schliephake, B. Gorr, H.-J. Christ, A. Kauffmann, M. Heilmaier; Microstructure tailoring of Al-containing compositionally complex alloys by controlling the sequence of precipitation and ordering, Acta Materialia 218 (2021), 117217,
DOI: 10.1016/j.actamat.2021.117271 
58. S. Schellert, B. Gorr, S. Laube, A. Kauffmann, M. Heilmaier, H.-J. Christ: Oxidation mechanism of refractory high entropy alloys Ta-Mo-Cr-Ti-Al with varying Ta content, Corrosion Science, 192 (2021) 109861, DOI:10.1016/j.corsci.2021.109861
59. R. Anton, S. Hüning, N. Laska, M. Weber, S. Schellert, B. Gorr, H.-J. Christ, U. Schulz: Graded PVD Mo-Si interlayer between Si coating and Mo-Si-B alloys: investigation of oxidation behaviour, 192 (2021) 109843, DOI: 10.1016/j.corsci.2021.109843
60. W.G. Yang, G. Hasemann, M. Yazlak, B. Gorr, R. Schwaiger, M. Krüger: Ternary Vss-V3Si-V5SiB2 eutectic formation in V-Si-B system, Journal of alloys and Compounds 902 (2022)163722, DOI: 10.11016/j.corsci.2021.109861
61. R. Anton, S. Hüning, N. Laska, M. Weber, S. Schellert, B. Gorr, H.-J. Christ, M. Heilmaier, U. Schulz, Interface reactions of magnetron sputtered Si-based dual layer coating systems as oxidation protection for Mo-Si-Ti alloys, Surface & Coatings Technology, 444 (2022) 128620,
DOI: 10.1016/j.surfcoat.2022.128620                                                         
62. S. Schellert, J .Müller, A. Ohrndorf, B. Gorr, B. Butz, H.-J. Christ; Characterization of the isothermal and thermomechanical fatigue behavior of a duplex steel under consideration of the alloy microstructure, Metals, 12 (2022) 1161, DOI: 10.3390/met1207116
63. M. Yazlak, H.-J. Christ, W. Yang, G. Hasemann, M. Krüger, B. Gorr: Thermodynamic modelling of the V-Ti-B system, Calphad, 79 (2022), 102477, DOI:10.1016/j.calphad.2022.102477
64. S. Laube, A. Kauffmann, S. Schellert, S.Seils, A.S. Tirunilai, C. Greiner, Y. M. Eggele; G. Bronislava; H.-J. Christ,  M. Heilmaier, Formation and thermal stability of two-phase microstructures in Al-containing refractory compositionally complex alloys, Science and Technology of Advanced Materials, 23 (1) (2022) 692-706, DOI: 10.1080/14686996.2132118
65. S.Schellert, M. Weber, H.-J. Christ, C. Wiktor, B. Butz, M. Galetz, S. Laube, A. Kauffmann, M. Heilmaier, B. Gorr: Formation of rutile (Cr, Ta, Ti)O2 oxides during oxidation of refractory high entropy alloys in Ta-Mo-Cr-Ti-Al system, Corrosion Science, 211 (2023) 110885,
DOI 10.1016/j.corsci.2022.110885
66. R. Gaisin, P. Pereslavtsev, S. Baumgaertner, K. Seemann, E. Gaisina, V.  Chakin, S. Udartsev, P. Vladimirov, B. Gorr: Lanthanum plumide as a new neutron multiplier material, Journal of Materials Research and Technology, 24 (2023) 3399-3412, DOI: 10.1016/j.jmrt.2023.03.211
67. L. Charpentier, A. Kauffmann, E. Bêche, C. Escape, S. Laube, D. Schliephake, J. Esvan, B. Gorr, A. Soum-Glaude, M. Heilmaier: Influence of the oxidation behavior on the optical properties of Mo-Si-Ti, Ta-Mo-Cr-Al and Ta-Mo-Cr-Ti-Al alloys, Materials Today Communications, 37 (2023) 107056, https//doi.org/10.1016/j.mtcomm.2023.107056

 Curriculum vitae

Education  
1996 Diplom-Ingenieur, Mechanical Engineering at Admiral Makorov National University of Shipbulding, Mikolaiv, Ukraine
2005 Diplom-Ingenieur, Mechanical University at University of Siegen
2011 Doctorate at Univesity of Siegen, " High temperature corrosion behavior of Co-RE model alloys"
2017 Habilitation at University of Siegen, High temperature oxidation of refractory metal-based materials for high temperature applicatios" granting of venia legendi
Appointment  
1996-2001 Process engineer in the company "Mashprojekt", Mikolaiv, Ukranine
2006-2010 Scientific collaboration at Institute of Material Science of University of Siegen
2010-2016 Akademische Rätin at Insitute of Materil Science of University of Siegen, leader of the group "High temperature corrosion"
2016-2020 Akademische Oberrätin at Institut of Material Science of University of Siegen, leader of the group "Innovative high temperature materials"
scince 2020 Full professor (W3) at Institut of Applied Material - Applied Material Physics (IAM-AWP), Karlsruher Institute of Technology (KIT)
Fields of activity
- Development of high temperature materials
- High temperature corrosion
-Thermodynamic modelling
- Mechanical properiteds
Awards
- Appointment to a professorship (W2) at the University of Applied Science Suedwestfalen
- Heisenberg Felloship, German Research Foundation
- Appointment to professorship (W3), Karlsruhe Institut of Technology