Prof. Dr. Horst Weller

 

Arbeitskreis Nanochemie
Institut für Physikalische Chemie
Universität Hamburg

Grindelallee 117
20146 Hamburg


 

Tel: +49 040/42838-3449
horst.weller@chemie.uni-hamburg.de
Website


THEMEN

– Synthese und Charakterisierung von Nanopartikeln

– Untersuchungen zur Nukleation und zum Wachstum der Teilchen

– Anwendungen: Photovoltaik, Katalyse, Sensorik und Medizin

– Untersuchung der mechanischen Eigenschaften von Nanokompositen

TECHNIKEN UND APPARATIVE AUSSTATTUNG

– IR-Spektrometer

– Differential Scanning Calorimetry (DSC)

– Thermogravimetric Analysis (TGA)

– UV-VIS-NIR-Spektrometer

– Konfokalmikroskop

– Glove Boxes

– Zentrifuge

– Laser-Scanning-Mikroskop

– Rasterelektronen-Mikroskop

– AFM

– HRTEM

– HRSEM

– HTTEM

– Röntgen-Pulverdiffraktometer

– Prüfgasanlage

– Photonencounter

– Dynamische Lichtstreuung

AKTUELLE PROJEKTE

–  SFB 986

– CUI
AKTUELLE PUBLIKATIONEN (SCOPUS)

#

McCaffrey, D.L., Nguyen, S.C., Cox, S.J., Weller, H., Alivisatos, A.P., Geissler, P.L., Saykally, R.J.: Mechanism of ion adsorption to aqueous interfaces: Graphene/water vs. air/water. (2017) Proceedings of the National Academy of Sciences of the United States of America, 114 (51), pp. 13369-13373.

#

Georgopanos, P., Schneider, G.A., Dreyer, A., Handge, U.A., Filiz, V., Feld, A., Yilmaz, E.D., Krekeler, T., Ritter, M., Weller, H., Abetz, V.: Exceptionally strong, stiff and hard hybrid material based on an elastomer and isotropically shaped ceramic nanoparticles. (2017) Scientific Reports, 7 (1), art. no. 7314, .

#

Zhao, J., Nguyen, S.C., Ye, R., Ye, B., Weller, H., Somorjai, G.A., Alivisatos, A.P., Dean Toste, F.: A Comparison of Photocatalytic Activities of Gold Nanoparticles Following Plasmonic and Interband Excitation and a Strategy for Harnessing Interband Hot Carriers for Solution Phase Photocatalysis. (2017) ACS Central Science, 3 (5), pp. 482-488.

#

Leib, E.W., Pasquarelli, R.M., Blankenburg, M., Müller, M., Schreyer, A., Janssen, R., Weller, H., Vossmeyer, T.: High-Temperature Stable Zirconia Particles Doped with Yttrium, Lanthanum, and Gadolinium. (2016) Particle and Particle Systems Characterization, 33 (9), pp. 645-655.

#

Novák, J., Banerjee, R., Kornowski, A., Jankowski, M., André, A., Weller, H., Schreiber, F., Scheele, M.: Site-Specific Ligand Interactions Favor the Tetragonal Distortion of PbS Nanocrystal Superlattices. (2016) ACS Applied Materials and Interfaces, 8 (34), pp. 22526-22533.

#

Strelow, C., Theuerholz, T.S., Schmidtke, C., Richter, M., Merkl, J.-P., Kloust, H., Ye, Z., Weller, H., Heinz, T.F., Knorr, A., Lange, H.: Metal-Semiconductor Nanoparticle Hybrids Formed by Self-Organization: A Platform to Address Exciton-Plasmon Coupling. (2016) Nano Letters, 16 (8), pp. 4811-4818.

#

Merkl, J.-P., Wolter, C., Flessau, S., Schmidtke, C., Ostermann, J., Feld, A., Mews, A., Weller, H.: Investigations of ion transport through nanoscale polymer membranes by fluorescence quenching of CdSe/CdS quantum dot/quantum rods. (2016) Nanoscale, 8 (14), pp. 7402-7407.

#

Schulz, F., Friedrich, W., Hoppe, K., Vossmeyer, T., Weller, H., Lange, H.: Effective PEGylation of gold nanorods. (2016) Nanoscale, 8 (13), pp. 7296-7308.

#

Lauth, J., Gorris, F.E.S., Samadi Khoshkhoo, M., Chassé, T., Friedrich, W., Lebedeva, V., Meyer, A., Klinke, C., Kornowski, A., Scheele, M., Weller, H.: Solution-Processed Two-Dimensional Ultrathin InSe Nanosheets. (2016) Chemistry of Materials, 28 (6), pp. 1728-1736.

#

Nguyen, S.C., Zhang, Q., Manthiram, K., Ye, X., Lomont, J.P., Harris, C.B., Weller, H., Alivisatos, A.P.: Study of Heat Transfer Dynamics from Gold Nanorods to the Environment via Time-Resolved Infrared Spectroscopy. (2016) ACS Nano, 10 (2), pp. 2144-2151.

#

Petrov, A., Lehmann, H., Finsel, M., Klinke, C., Weller, H., Vossmeyer, T.: Synthesis and Characterization of Monodisperse Metallodielectric SiO2@Pt@SiO2 Core-Shell-Shell Particles. (2016) Langmuir, 32 (3), pp. 848-857.

#

Leib, E.W., Pasquarelli, R.M., Blankenburg, M., Müller, M., Schreyer, A., Janssen, R., Weller, H., Vossmeyer, T.: High-Temperature Stable Zirconia Particles Doped with Yttrium, Lanthanum, and Gadolinium. (2016) Particle and Particle Systems Characterization. Article in Press.

#

Dreyer, A., Feld, A., Kornowski, A., Yilmaz, E.D., Noei, H., Meyer, A., Krekeler, T., Jiao, C., Stierle, A., Abetz, V., Weller, H., Schneider, G.A.: Organically linked iron oxide nanoparticle supercrystals with exceptional isotropic mechanical properties. (2016) Nature Materials. Article in Press.

#

Bothe, C., Kornowski, A., Tornatzky, H., Schmidtke, C., Lange, H., Maultzsch, J., Weller, H.: Solid-State Chemistry on the Nanoscale: Ion Transport through Interstitial Sites or Vacancies? (2015) Angewandte Chemie - International Edition, 54 (47), pp. 14183-14186.

#

Feld, A., Merkl, J.-P., Kloust, H., Flessau, S., Schmidtke, C., Wolter, C., Ostermann, J., Kampferbeck, M., Eggers, R., Mews, A., Schotten, T., Weller, H.: A Universal Approach to Ultrasmall Magneto-Fluorescent Nanohybrids. (2015) Angewandte Chemie - International Edition, 54 (42), pp. 12468-12471.

#

Rafipoor, M., Schmidtke, C., Wolter, C., Strelow, C., Weller, H., Lange, H.: Clustering of CdSe/CdS Quantum Dot/Quantum Rods into Micelles Can Form Bright, Non-blinking, Stable, and Biocompatible Probes. (2015) Langmuir, 31 (34), pp. 9441-9447.

#

Carambia, A., Freund, B., Schwinge, D., Bruns, O.T., Salmen, S.C., Ittrich, H., Reimer, R., Heine, M., Huber, S., Waurisch, C., Eychmüller, A., Wraith, D.C., Korn, T., Nielsen, P., Weller, H., Schramm, C., Lüth, S., Lohse, A.W., Heeren, J., Herkel, J.: Nanoparticle-based autoantigen delivery to Treg-inducing liver sinusoidal endothelial cells enables control of autoimmunity in mice. (2015) Journal of Hepatology, 62 (6), art. no. 5508, pp. 1349-1356.

#

Ostermann, J., Schmidtke, C., Wolter, C., Merkl, J.-P., Kloust, H., Weller, H.: Tailoring the ligand shell for the control of cellular uptake and optical properties of nanocrystals. (2015) Beilstein Journal of Nanotechnology, 6 (1), pp. 232-242.

#

Kloust, H., Zierold, R., Merkl, J.-P., Schmidtke, C., Feld, A., Pöselt, E., Kornowski, A., Nielsch, K., Weller, H.: Synthesis of Iron Oxide Nanorods Using a Template Mediated Approach. (2015) Chemistry of Materials, 27 (14), pp. 4914-4917.

#

Raabe, N., Forberich, E., Freund, B., Bruns, O.T., Heine, M., Kaul, M.G., Tromsdorf, U., Herich, L., Nielsen, P., Reimer, R., Hohenberg, H., Weller, H., Schumacher, U., Adam, G., Ittrich, H.: Determination of liver-specific r2* of a highly monodisperse USPIO by 59Fe iron core-labeling in mice at 3 T MRI. (2015) Contrast Media and Molecular Imaging, 10 (2), pp. 153-162.

#

Dyachenko, P.N., Do Rosário, J.J., Leib, E.W., Petrov, A.Y., Kubrin, R., Schneider, G.A., Weller, H., Vossmeyer, T., Eich, M.: Ceramic Photonic Glass for Broadband Omnidirectional Reflection. (2014) ACS Photonics, 1 (11), pp. 1127-1133.

#

Schmidtke, C., Eggers, R., Zierold, R., Feld, A., Kloust, H., Wolter, C., Ostermann, J., Merkl, J.-P., Schotten, T., Nielsch, K., Weller, H.: Polymer-assisted self-assembly of superparamagnetic iron oxide nanoparticles into well-defined clusters: Controlling the collective magnetic properties. (2014) Langmuir, 30 (37), pp. 11190-11196.

#

Schulz, F., Homolka, T., Bastús, N.G., Puntes, V., Weller, H., Vossmeyer, T.: Little adjustments significantly improve the Turkevich synthesis of gold nanoparticles. (2014) Langmuir: the ACS journal of surfaces and colloids, 30 (35), pp. 10779-10784.

#

Dimitrijevic, J., Krapf, L., Wolter, C., Schmidtke, C., Merkl, J.-P., Jochum, T., Kornowski, A., Schüth, A., Gebert, A., Hüttmann, G., Vossmeyer, T., Weller, H.: CdSe/CdS-quantum rods: Fluorescent probes for in vivo two-photon laser scanning microscopy. (2014) Nanoscale, 6 (17), pp. 10413-10422.

#

Lauth, J., Marbach, J., Meyer, A., Dogan, S., Klinke, C., Kornowski, A., Weller, H.: Virtually bare nanocrystal surfaces: Significantly enhanced electrical transport in CuInSe2 and CuIn1-xGaxSe 2 thin films upon ligand exchange with thermally degradable 1-ethyl-5-thiotetrazole. (2014) Advanced Functional Materials, 24 (8), pp. 1081-1088.