Achtung:

Sie haben Javascript deaktiviert!
Sie haben versucht eine Funktion zu nutzen, die nur mit Javascript möglich ist. Um sämtliche Funktionalitäten unserer Internetseite zu nutzen, aktivieren Sie bitte Javascript in Ihrem Browser.

Department Chemie
Electron microscopic images of nanoporous cobalt oxide (contains artificial colors and flavors)
Anorganische Funktionsmaterialien
Prof. Dr. Michael Tiemann
Bildinformationen anzeigen

Electron microscopic images of nanoporous cobalt oxide (contains artificial colors and flavors)

Publikationen

2017

Selective Pore Filling of Mesoporous CMK-5 Carbon Studied by XRD: Comparison between Theoretical Simulations and Experimental Results
C. Weinberger, S. Ren, M. Hartmann, Thomas Sandberg, Jan-Henrik Smått, M. Tiemann
Microporous Mesoporous Mater., submitted

Bimodal Mesoporous CMK‑5 Carbon: Selective Pore Filling with Sulphur and SnO2 for Lithium Battery Electrodes
C. Weinberger, S. Ren, M. Hartmann, T. Wagner, D. S. Karaman, J. Rosenholm, M. Tiemann
J. Mater. Chem. A, submitted

Organic polymers as porogenic structure matrices for mesoporous alumina and Magnesia
Z. Chen, C. Weinberger, M. Tiemann. D. Kuckling
Processes 5 (2017) 70

Photo Cross-linked Poly(dimethylacrylamide) Hydrogels as Porogens for Mesoporous Alumina
C. Weinberger, Z. Chen, W. Birnbaum, D. Kuckling, M. Tiemann
Eur. J. Inorg. Chem. (2017) 1026-1031

Kinetics of Ozone Decomposition in Porous In2O3 Monoliths
D. Klawinski, C. Weinberger, D. Klaus, J.-H. Smått, M. Tiemann, T. Wagner
PCCP 19 (2017) 10326-10332

2016

Selective Surface Modification in Bimodal Mesoporous CMK-5 Carbon
C. Weinberger, X. Cao, M. Tiemann
J. Mater. Chem. A 4 (2016) 18426-18431

Assessment of the Density of (Meso)porous Materials from Standard Volumetric Physisorption Data
C. Weinberger, S. Vetter, M. Tiemann, T. Wagner
Microporous Mesoporous Mater. 223 (2016) 53-57

Screening of Mixed-linker CAU-10 MOF Materials for Humidity Sensing by Impedance Spectroscopy
A. Weiss, N. Reimer, N. Stock, M. Tiemann and T. Wagner
Microporous Mesoporous Mater. 220 (2016) 39-43

2015

Synthesis of Mesoporous Metal Oxides by Structure Replication: Thermal Analysis of Metal Nitrates in Porous Carbon Matrices
C. Weinberger, J. Roggenbuck, J. Hanss, M. Tiemann
Nanomater. 5 (2015) 1431-1441

Surface-modified CAU-10 MOF Materials as Humidity Sensors: Impedance Spectroscopic Study on Water Uptake
A. Weiss, N. Reimer, N. Stock, M. Tiemann and T. Wagner
PCCP 17 (2015) 21634-21642

Light-Activated Resistive Ozone Sensing at Room Temperature Utilizing Nanoporous In2O3 Particles: Influence of Particle Size
D. Klaus, D. Klawinski, S. Amrehn, M. Tiemann, T. Wagner
Sens. Actuators B 217 (2015) 181–185

Nanostructured Co3O4 as a CO Gas Sensor: Temperature-Dependent Behavior
S. Vetter, S. Haffer, T. Wagner, M. Tiemann
Sens. Actuators B 206 (2015) 133-138

2014

New Sensing Model of (Mesoporous) In2O3
T. Wagner, N. Donato, M. Tiemann
in: C.-D. Kohl, T. Wagner (Hrsg.), Springer Series on Chemical Sensors and Biosensors (ISSN: 1612-7617), Springer, Berlin/Heidelberg (2014)

Synthesis of Mesoporous Alumina through Photo Cross-linked Poly(dimethylacrylamide) Hydrogels
W. Birnbaum, C. Weinberger, V. Schill, S. Haffer, M. Tiemann, D. Kuckling
Colloid Polym. Sci. 292 (2014) 3055-3060

A Synthesis Concept for a Nanostructured CoFe2O4/BaTiO3 Composite: Towards Multiferroics
S. Haffer, C. Lüder, T. Walther, R. Köferstein, S. G. Ebbinghaus, M. Tiemann
Microporous Mesoporous Mater. 196 (2014) 300-304

Fructose and Urea as Precursors for N-/O-Modified Mesoporous Carbon with Enhanced Sorption Capacity for Heavy Metal Ions
C. Weinberger, S. Haffer, T. Wagner, M. Tiemann
Eur. J. Inorg. Chem. (2014) 2787-2792

One-Step Synthesis of Multi-Modal Pore Systems in Mesoporous In2O3: A Detailed Study
D. Klaus, S. Amrehn, M. Tiemann, T. Wagner
Microporous Mesoporous Mater. 188 (2014) 133-139

Fructose as a Precursor for Mesoporous Carbon: Straightforward Solvent-Free Synthesis by Nanocasting
C. Weinberger, S. Haffer, T. Wagner, M. Tiemann
in: A. S. Harper-Leatherman, C. M. Solbrig (Hrsg.), The Science and Function of Nanomaterials: From Synthesis to Application (ISBN: 978-0-841-23016-3), ACS, Washington, DC (2014) 3-12 (ACS Symposium Series, Bd. 1183)

Arduino-based Shield for Resistive Sensor Array Characterization
D. Aloisio, N. Donato, G. Neri, M. Latino, T. Wagner, M. Tiemann, P. P. Capra
in: C. Di Natale, V. Ferrari, A. Ponzoni, G. Sberveglieri, M. Ferrari (Hrsg.), Sensors and Microsystems (ISBN: 978-3-319-00683-3), Springer, New York (2014) 411-415 (Serie: Lecture Notes in Electrical Engineering, Bd. 268)

Nanoporous Materials: Synthesis Concepts and Model Experiments for School Chemistry Education
T. Wilke, S. Haffer, C. Weinberger, M. Tiemann, T. Wagner, T. Waitz
J. Nano Educ. 6 (2014) 117-123

2013

Mesoporous Materials as Gas Sensors
T. Wagner, S. Haffer, C. Weinberger, D. Klaus, M. Tiemann
Chem. Soc. Rev. 42 (2013) 4036-4053

Magnetic Properties of Various Mesoporous Cobalt Oxide and Cobalt Ferrite Spinel Phases
S. Haffer, T. Walther, R. Köferstein, S. G. Ebbinghaus, M. Tiemann
J. Phys. Chem. C 117 (2013) 24471-24478

UV light-enhanced NO2 Sensing by Mesoporous In2O3: Interpretation of Results by a new Sensing Model
T. Wagner, C.-D. Kohl, C. Malagù, N. Donato, M. Latino, G. Neri, M. Tiemann
Sens. Actuators B 187 (2013) 488-494

2012

Ordered Mesoporous Al2O3 by Nanocasting: Relation between Crystallinity and Mesoscopic Order
S. Haffer, C. Weinberger, M. Tiemann
Eur. J. Inorg. Chem. (2012) 3283-3288

Photoreduction of Mesoporous In2O3: Mechanistic Model and Utility in Gas Sensing
T. Wagner, C.-D. Kohl, S. Morandi, C. Malagù, N. Donato, M. Latino, G. Neri, M. Tiemann
Chem. Eur. J. 18 (2012) 8216-8223

Mesoporöse Silica - Moderne Funktionsmaterialien im Chemieunterricht
T. Wilke, S. Haffer, M. Tiemann, T. Waitz
Chemie Konkret 19 (2012) 67-72

NO2 Sensors with Reduced Power Consumption Based on Mesoporous Indium Oxide
N. Donato, T. Wagner, M. Tiemann, T. Waitz, C.-D. Kohl, M. Latino, G. Neri, D. Spadaro, C. Malagu
in: A. D'Amico, C. Di Natale, L. Mosiello, G. Zappa (Hrsg.), Sensors and Microsystems (ISBN: 978-1-4614-0934-2), Springer, New York (2012) 55-59 (Serie: Lecture Notes in Electrical Engineering, Bd. 109)

2011

Photocatalytic Ozone Sensor based on Mesoporous Indium Oxide: Influence of the Relative Humidity on the Sensing Performance
T. Wagner, J. Hennemann, C.-D. Kohl, M. Tiemann
Thin Solid Films 520 (2011) 918-921

X-ray Absorption Near-Edge Spectroscopy Investigation of the Oxidation State of Pd Species in Nanoporous SnO2 Gas Sensors for Methane Detection
T. Wagner, M. Bauer, T. Sauerwald, C.-D. Kohl, M. Tiemann
Thin Solid Films 520 (2011) 909-912

Micrometer-Sized Nanoporous Tin Dioxide Spheres for Gas Sensing
J.-H. Smått, M. Lindén, T. Wagner, C.-D. Kohl, M. Tiemann
Sens. Actuators B 155 (2011) 483-488

A High Temperature Capacitive Humidity Sensor Based on Mesoporous Silica
T. Wagner, S. Krotzky, A. Weiß, T. Sauerwald, C.-D. Kohl, J. Roggenbuck, M. Tiemann
Sensors 11 (2011) 3135-3144

Photoluminescence Properties of Ordered Mesoporous ZnO
A. Chernikov, S. Horst, T. Waitz, M. Tiemann, S. Chatterjee
J. Phys. Chem. C 115 (2011) 1375-1379

2010

Ordered Nanoporous SnO2 Gas Sensors with High Thermal Stability
T. Waitz, B. Becker, T. Wagner, T. Sauerwald, C.-D. Kohl, M. Tiemann
Sens. Actuators B 150 (2010) 788-793

Periodic Mesoporous Organosilica (PMO) Materials with Uniform Spherical Core-Shell Structure
S. Haffer, M. Tiemann, M. Fröba
Chem. Eur. J. 16 (2010) 10447-10452

Accessing Ultrashort Reaction Times in Particle Formation with SAXS Experiments: ZnS Precipitation on the Microsecond Time Scale
W. Schmidt, P. Bussian, M. Lindén, H. Amenitsch, P. Ågren, M. Tiemann, F. Schüth
J. Am. Chem. Soc. 132 (2010) 6822-6826

Mesoporous In2O3 with Regular Morphology by Nanocasting: A Simple Relation between Defined Particle Shape and Growth Mechanism
S. Haffer, T. Waitz, M. Tiemann
J. Phys. Chem. C 114 (2010) 2075-2081

Ordered Mesoporous Films and Membranes: Synthesis, Properties and Applications in Gas Sensors
M. Tiemann
in: G. Korotcenkov (Hrsg.), Chemical Sensors, Vol. 2: Nanostructured Materials (ISBN: 978-1-60650-106-1), Momentum Press, New Jersey (2010), 291-310

2009

Gas Sensor Based on Ordered Mesoporous In2O3
T. Wagner, T. Sauerwald, C.-D. Kohl, T. Waitz, C. Weidmann, M. Tiemann
Thin Solid Films 517 (2009) 6170-6175

Ordered Mesoporous In2O3: Synthesis by Structure Replication and Application as a Methane Gas Sensor
T. Waitz, T. Wagner, T. Sauerwald, C.-D. Kohl, M. Tiemann
Adv. Funct. Mater. 19 (2009) 653-661

Halbleitende Metalloxide als Gassensoren im Chemieunterricht
T. Waitz, M. Tiemann
Chemie Konkret 16 (2009) 183-186

Time-Resolved Photoluminescence Study of in ZnO Nanostructures
M. Schwalm, S. Horst, A. Chernikov, W. W. Rühle, S. Lautenschläger, P. J. Klar, B. Meyer, T. Waitz, M. Tiemann, S. Chatterjee
Phys. Status Solidi C 6 (2009) 542-545

2008

Repeated Templating
M. Tiemann
Chem. Mater. 20 (2008) 961-971

Synthesis of Mesoporous Metal Oxides by Structure Replication: Strategies of Impregnating Porous Matrices with Metal Salts
J. Roggenbuck, T. Waitz, M. Tiemann
Microporous Mesoporous Mater. 113 (2008) 575-582

Critical Evaluation of the State of Iron Oxide Nanoparticles on Different Mesoporous Silicas Prepared by an Impregnation Method
T. Tsoncheva, J. Rosenholm, M. Lindén, F. Kleitz, M. Tiemann, L. Ivanova, M. Dimitrov, D. Paneva, I. Mitov, C. Minchev
Microporous Mesoporous Mater. 112 (2008) 327-337

Ripening Effects in ZnS Nanoparticle Growth
M. Tiemann, F. Marlow, J. Hartikainen, Ö. Weiss, M. Lindén
J. Phys. Chem. C 112 (2008) 1463-1467

Iron Oxide Nanoparticles Supported on Mesoporous MgO and CeO2: A Comparative Physicochemical and Catalytic Study
T. Tsoncheva, J. Roggenbuck, M. Tiemann, L. Ivanova, D. Paneva, I. Mitov, C. Minchev
Microporous Mesoporous Mater. 110 (2008) 339-346

New Mesoporous Metal Oxides as Gas Sensors
T. Waitz, T. Wagner, C.-D. Kohl, M. Tiemann
in: A. Gedeon, P. Massiani, F. Babonneau (Hrsg.), Zeolites and Related Materials: Trends Targets and Challenges (ISBN: 978-0-444-53296-1), Elsevier, Amsterdam (2008) 401-404 (Serie: Stud. Surf. Sci. Catal., Bd. 174)

Mesoporous Ceria by Structure Replication from Various Porous Matrices
J. Roggenbuck, M. Tiemann
in: A. Sayari, M. Jaroniec (Hrsg.), Nanoporous Materials: Proceedings of the 5th International Symposium (ISBN: 978-9812779151), World Scientific Publishing, Singapore (2008) 169-178

2007

Porous Metal Oxides as Gas Sensors
M. Tiemann
Chem. Eur. J. 13 (2007) 8376-8388

Crystalline ZnO with an Enhanced Surface Area Obtained by Nanocasting
T. Waitz, M. Tiemann, P. J. Klar, J. Sann, J. Stehr, B. K. Meyer
Appl. Phys. Lett. 90 (2007) 123108

Mesoporous CeO2: Synthesis by Nanocasting, Characterisation and Catalytic Properties
J. Roggenbuck, H. Schäfer, T. Tsoncheva, C. Minchev, J. Hanss, M. Tiemann
Microporous Mesoporous Mater. 101 (2007) 335-341

Ordered Mesoporous ZnO for Gas Sensing
T. Wagner, T. Waitz, J. Roggenbuck, M. Fröba, C.-D. Kohl, M. Tiemann
Thin Solid Films 515 (2007) 8360-8363

Gas-Sensing Properties of Ordered Mesoporous Co3O4 Synthesized by Replication of SBA-15 Silica
T. Wagner, J. Roggenbuck, C.-D. Kohl, M. Fröba, M. Tiemann
in: D. Zhao, S. Qiu, Y. Tang, C. Yu (Hrsg.), Recent Progress in Mesostructured Materials (ISBN: 978-0-444-52178-1), Elsevier, Amsterdam (2007) 347-350 (Serie: Stud. Surf. Sci. Catal., Bd. 165)

In-situ X ray Diffraction Study on the Formation of a Periodic Mesoporous Organosilica Material
M. Tiemann, C. V. Teixeira, M. Cornelius, J. Morell, H. Amenitsch, M. Lindén, M. Fröba
in: D. Zhao, S. Qiu, Y. Tang, C. Yu (Hrsg.), Recent Progress in Mesostructured Materials (ISBN: 978-0-444-52178-1), Elsevier, Amsterdam (2007) 9-12 (Serie: Stud. Surf. Sci. Catal., Bd. 165)

2006

Synthesis of Mesoporous Magnesium Oxide by CMK-3 Carbon Structure Replication
J. Roggenbuck, G. Koch, M. Tiemann
Chem. Mater. 18 (2006) 4151-4156

Gas Sensing Properties of Ordered Mesoporous SnO2
T. Wagner, C.-D. Kohl, M. Fröba, M. Tiemann
Sensors 6 (2006) 318-323

Early Stages of ZnS Growth Studied by Stopped-Flow UV Absorption Spectroscopy: Effects of Educt Concentrations on the Nanoparticle Formation
M. Tiemann, F. Marlow, F. Brieler, M. Lindén
J. Phys. Chem. B 110 (2006) 23142-23147

2005

Ordered Mesoporous Magnesium Oxide with High Thermal Stability Synthesised by Exotemplating Using CMK-3 Carbon
J. Roggenbuck, M. Tiemann
J. Am. Chem. Soc. 127 (2005) 1096-1097

Early Stages of ZnS Nanoparticle Growth Studied by In-situ Stopped-flow UV Absorption Spectroscopy
M. Tiemann, Ö. Weiss, J. Hartikainen, F. Marlow, M. Lindén
ChemPhysChem 6 (2005) 2113-2119

1998-2004

In-situ Synchrotron SAXS/XRD Study of the Formation of Ordered Mesoscopic Hybrid Materials with Crystal-like Walls
J. Morell, C. Teixeira, M. Cornelius, V. Rebbin, M. Tiemann, H. Amenitsch, M. Fröba, M. Lindén
Chem. Mater. 16 (2004) 5564-5566

Recent Advances in the Synthesis of Mesostructured Aluminium Phosphates
M. Tiemann, M. Fröba
in: F. Laeri, F. Schüth, U. Simon, M. Wark (Hrsg.), Host-Guest-Systems Based on Nanoporous Crystals (ISBN: 3527305017), Wiley-VCH, Weinheim (2003), 183-196

In-situ SAXS Studies of Silicate-Surfactant Mesophases with Solubilized Benzene under Acidic Conditions
M. Tiemann, V. Goletto, R. Blum, F. Babonneau, H. Amenitsch, M. Lindén
Langmuir 18 (2002) 10053-10057

Phase Behaviour of the System Triethanolamine-Decanoic Acid-Water
S. Backlund, R. Friman, S. Karlsson, M. Tiemann
Tenside Surfactants Deterg. 39 (2002) 136-140

Mesoporous Aluminophosphates from a Single-source Precursor
M. Tiemann, M. Fröba
Chem. Commun. (2002) 406-407

Mesostructured Aluminophosphates Synthesised Utilizing Supramolecular Structure-Directors
M. Tiemann, M. Fröba
Chem. Mater. 13 (2001) 3211-3217

Mesoporous Aluminophosphate Molecular Sieves Synthesised under Non-aqueous Conditions
M. Tiemann, M. Schulz, C. Jäger, M. Fröba
Chem. Mater. 13 (2001) 2885-2891

NMR Characterization of Mesostructured Aluminophosphates
M. Schulz, M. Tiemann, M. Fröba, C. Jäger
J. Phys. Chem. B 104 (2000) 10473-10481

Non-aqueous Synthesis of Mesostructured Aluminophosphate / Surfactant Composites: Synthesis, Characterization, and In-situ SAXS Studies
M. Tiemann, M. Fröba, G. Rapp, S. S. Funari
Chem. Mater. 12 (2000) 1342-1348

In-situ Small Angle X-ray Scattering (SAXS) Studies on the Formation of Mesostructured Aluminophosphate / Surfactant Composite Materials
M. Tiemann, M. Fröba, G. Rapp, S.S. Funari
in: A. Sayari, M. Jaroniec, T. J Pinnavaia (Hrsg.), Nanoporous Materials II (ISBN: 978-0-444-50321-3), Elsevier, Amsterdam (2000) 559-566 (Serie: Stud. Surf. Sci. Catal., Bd. 129)

Synthesis and Al K-Edge XANES Investigation of Mesostructured Aluminophosphates
M. Tiemann, M. Fröba, J. Wong
in: E. M. McCarron, H-C. zur Loye, S. M. Kauzlarich, A. W. Sleight (Hrsg.), Solid-State Chemistry of Inorganic Materials II (ISBN: 978-1558994539), MRS, Warrendale (1999) 87-92 (Serie: Mat. Res. Soc. Symp. Proc., Bd. 547)

Multiple K-edge XAS for the Structural Analysis of Thiophenolate Bridged Heteronuclear Complexes
W. Meyer-Klaucke, T. Glaser, M. Fröba, M. Tiemann, E. Bill, J. Wong, K. Wieghardt, A. X. Trautwein
J. Synchrotron Rad. 6 (1999) 397-399

A New Role of the Surfactant in the Synthesis of Mesostructured Phases: Dodecylphosphate as Template and Reactant for Aluminophosphates
M. Fröba, M. Tiemann
Chem. Mater. 10 (1998) 3475-3483

Gruppenleitung

Prof. Dr. Michael Tiemann

Anorganische Chemie - Arbeitskreis Tiemann

Michael Tiemann
Telefon:
+49 5251 60-2154
Fax:
+49 5251 60-3423
Büro:
NW2.854

Die Universität der Informationsgesellschaft