Technische Universität Darmstadt

Technische Universität Darmstadt

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01 Fachbereich Rechts- und Wirtschaftswissenschaften [5]

02 Fachbereich Gesellschafts- und Geschichtswissenschaften [3]

03 Fachbereich Humanwissenschaften [0]

04 Fachbereich Mathematik [25]

05 Fachbereich Physik [4]

07 Fachbereich Chemie [51]

10 Fachbereich Biologie [9]

11 Fachbereich Material- und Geowissenschaften [29]

13 Fachbereich Bau- und Umweltingenieurwissenschaften [2]

15 Fachbereich Architektur [1]

16 Fachbereich Maschinenbau [63]

18 Fachbereich Elektrotechnik und Informationstechnik [17]

20 Fachbereich Informatik [91]

Forschungskooperationen [5]

Hochschuldidaktische Arbeitsstelle (HDA) [0]

Hochschulrechenzentrum (HRZ) [0]

Interner Bereich [3]

Sprachenzentrum (SPZ) [0]

Universitäts- und Landesbibliothek (ULB) [5]

Recent Submissions

A geological 3D structural model of the Hessian Rhenohercynian basement ﻿

A geological 3D structural model of the Hessian Mid-German Crystalline High basement ﻿

A geological 3D structural model of the Hessian Northern Phyllite Zone ﻿

Debugging Tool for MILP and MIQCP formulations: obtaining constraints responsible for infeasible or unbounded pyomo models using Gurobi solver. ﻿

Supplementary data: System identification of a gyroscopic rotor throughout rotor-model-free control using the frequency domain LMS ﻿

Supplementary data: A new active balancing device utilizing rotating piezo actuators ﻿

Figure 5: Electrochemical properties of GDEs with varying catalyst loadings. ﻿

Figure 2: Determination of the ECSA in RDE and GDE measurements ﻿

Figure 4: Temperature evolution of the cell electrolyte during application of ORR protocol 6a and ORR protocol 6b ﻿

Figure 6: A) ORR polarization curves and B) mass specific activity (MSA) in oxygen atmosphere for varying catalyst loading on the GDE measured in 2 M HClO4 in O2-atmosphere by application of protocol 6b ﻿

Figure 3: Influence of the solvent composition of the catalyst ink ﻿

Figure 8: Influence of the electrolyte concentration on the ORR activity measured for GDEs with a loading of 100 µgPt cm-2 in synthetic air. ﻿

Figure S8: Influence of the electrolyte concentration on the ORR activity measured for GDEs with a loading of 100 µgPt cm-2. A) influence on CV curves in O2-atmosphere. B) influence on the limiting current in O2 and synthetic air derived from the plateau of the respective CV curves. ﻿

Figure 7: Influence of the electrolyte concentration on A) CVs in N2-atmosphere at 100 mV s-1 and B) the resulting ECSA (derived from H+- + CO-Stripping) for GDEs with a loading of 100 µgPt cm-2. ﻿

Figure S5: EIS data at vayring current density ﻿

Figure S11: Influence of the GDL type on the ORR activity measured for GDEs with a loading of 100 µgPt cm-2 in O2 in 2 M HClO4. ﻿

Figure S6: A) ORR polarization curves and B) mass specific activity (MSA) in oxygen atmosphere for varying catalyst loading on the GDE measured by application of protocol 6a. ﻿

Figure S9: Influence of the electrolyte concentration on the measured potentials (relating to the ORR activity) for GDEs with a loading of 100 µgPt cm-2 for low and high current densities in O2 (lA)) and synthetic air (B)). ﻿

Figure S4: ORR current density at a potential of 0.85 V vs. RHE of GDEs prepared with catalyst ink containing a varying percentage of ethanol in the water/ethanol solvent mixture ﻿

Figure S7: Mass specific ORR activity determined by interpolation out of the recorded polarization curves shown in Figure 6 in O2-atmosphere depending on the catalyst loading. ﻿

A geological 3D structural model of the Hessian Rhenohercynian basement

A geological 3D structural model of the Hessian Mid-German Crystalline High basement

A geological 3D structural model of the Hessian Northern Phyllite Zone

Debugging Tool for MILP and MIQCP formulations: obtaining constraints responsible for infeasible or unbounded pyomo models using Gurobi solver.

Supplementary data: System identification of a gyroscopic rotor throughout rotor-model-free control using the frequency domain LMS

Supplementary data: A new active balancing device utilizing rotating piezo actuators

Figure 5: Electrochemical properties of GDEs with varying catalyst loadings.

Figure 2: Determination of the ECSA in RDE and GDE measurements

Figure 4: Temperature evolution of the cell electrolyte during application of ORR protocol 6a and ORR protocol 6b

Figure 6: A) ORR polarization curves and B) mass specific activity (MSA) in oxygen atmosphere for varying catalyst loading on the GDE measured in 2 M HClO4 in O2-atmosphere by application of protocol 6b

Figure 3: Influence of the solvent composition of the catalyst ink

Figure 8: Influence of the electrolyte concentration on the ORR activity measured for GDEs with a loading of 100 µgPt cm-2 in synthetic air.

Figure S8: Influence of the electrolyte concentration on the ORR activity measured for GDEs with a loading of 100 µgPt cm-2. A) influence on CV curves in O2-atmosphere. B) influence on the limiting current in O2 and synthetic air derived from the plateau of the respective CV curves.

Figure 7: Influence of the electrolyte concentration on A) CVs in N2-atmosphere at 100 mV s-1 and B) the resulting ECSA (derived from H+- + CO-Stripping) for GDEs with a loading of 100 µgPt cm-2.

Figure S5: EIS data at vayring current density

Figure S11: Influence of the GDL type on the ORR activity measured for GDEs with a loading of 100 µgPt cm-2 in O2 in 2 M HClO4.

Figure S6: A) ORR polarization curves and B) mass specific activity (MSA) in oxygen atmosphere for varying catalyst loading on the GDE measured by application of protocol 6a.

Figure S9: Influence of the electrolyte concentration on the measured potentials (relating to the ORR activity) for GDEs with a loading of 100 µgPt cm-2 for low and high current densities in O2 (lA)) and synthetic air (B)).

Figure S4: ORR current density at a potential of 0.85 V vs. RHE of GDEs prepared with catalyst ink containing a varying percentage of ethanol in the water/ethanol solvent mixture

Figure S7: Mass specific ORR activity determined by interpolation out of the recorded polarization curves shown in Figure 6 in O2-atmosphere depending on the catalyst loading.