Search Results - "OELHAFEN, P"

Nanostructured materials for solar energy conversion by Oelhafen, P., Schüler, A.

“…This review article deals with the motivation for using nanostructured materials in the field of solar energy conversion. We discuss briefly some recent…”
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Optimized spectral transmittance of sun protection glasses by Oelhafen, P.

“…A spectral optical transmission function τ( λ) for sun protection insulating glasses is proposed in order to reduce the solar energy load of a building’s…”
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Oxidation-Resistant Gold-55 Clusters by H. -G. Boyen, Kästle, C., Weigl, F., Koslowski, B., Dietrich, C., Ziemann, P., Spatz, J. P., Riethmüller, S., Hartmann, C., Möller, M., Schmid, G., Garnier, M. G., Oelhafen, P.

“…Gold nanoparticles ranging in diameter from 1 to 8 nanometers were prepared on top of silicon wafers in order to study the size dependence of their oxidation…”
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Micellar Nanoreactors-Preparation and Characterization of Hexagonally Ordered Arrays of Metallic Nanodots by Kästle, G., Boyen, H.-G., Weigl, F., Lengl, G., Herzog, T., Ziemann, P., Riethmüller, S., Mayer, O., Hartmann, C., Spatz, J.P., Möller, M., Ozawa, M., Banhart, F., Garnier, M.G., Oelhafen, P.

“…The preparation of hexagonally ordered metallic nanodots was studied in detail with emphasis on the chemical state of the resulting particles. To obtain these…”
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A New Approach to the Electrochemical Metallization of Organic Monolayers: Palladium Deposition onto a 4,4′-Dithiodipyridine Self-Assembled Monolayer by Baunach, T., Ivanova, V., Kolb, D. M., Boyen, H.-G., Ziemann, P., Büttner, M., Oelhafen, P.

“…Depositing metal layers onto a self‐assembled monolayer (SAM) is achieved using a new technique. Au(111) bearing a 4,4′‐dithiodipyridine SAM is immersed into a…”
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Solar heat gains through train windows: a non-negligible contribution to the energy balance by Bouvard, Olivia, Burnier, L., Oelhafen, P., Tonin, A., Wüst, P., Sidler, F., Zweifel, G., Schüler, A.

“…The sector of transportation accounts for about one third of the total energy consumption in Switzerland. A monitoring campaign of the energy consumption of a…”
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Bonding characteristics of DC magnetron sputtered B–C–N thin films investigated by Fourier-transformed infrared spectroscopy and X-ray photoelectron spectroscopy by Linss, V., Rodil, S.E., Reinke, P., Garnier, M.G., Oelhafen, P., Kreissig, U., Richter, F.

“…B–C–N thin films of a wide composition range were deposited by reactive DC magnetron sputtering of targets with different B/C ratios in an Ar/N 2 atmosphere…”
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Characterization of magnetron sputtered rhodium films for reflective coatings by Marot, L., De Temmerman, G., Thommen, V., Mathys, D., Oelhafen, P.

“…Preparation and detailed characterization of metallic rhodium films prepared by magnetron sputtering on silicon substrates have been carried out. Different…”
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Metal deposition onto thiol-covered gold: Platinum on a 4-mercaptopyridine SAM by Manolova, M., Ivanova, V., Kolb, D.M., Boyen, H.-G., Ziemann, P., Büttner, M., Romanyuk, A., Oelhafen, P.

“…In this study we describe details of a new technique that allows to deposit metal on top of a self-assembled monolayer (SAM). Monoatomic high platinum islands…”
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Rhodium coated mirrors deposited by magnetron sputtering for fusion applications by Marot, L, De Temmerman, G, Oelhafen, P, Covarel, G, Litnovsky, A

“…Metallic mirrors will be essential components of all optical spectroscopy and imaging systems for ITER plasma diagnostics. Any change in the mirror…”
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Influence of iron–silicon interaction on the growth of carbon nanotubes produced by chemical vapor deposition by de los Arcos, T., Vonau, F., Garnier, M. G., Thommen, V., Boyen, H.-G., Oelhafen, P., Düggelin, M., Mathis, D., Guggenheim, R.

“…Carbon nanotubes are often grown by chemical vapor deposition on silicon substrates covered with an iron catalyst. Photoemission and scanning electron…”
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A Micellar Approach to Magnetic Ultrahigh-Density Data-Storage Media: Extending the Limits of Current Colloidal Methods by Ethirajan, A., Wiedwald, U., Boyen, H.-G., Kern, B., Han, L., Klimmer, A., Weigl, F., Kästle, G., Ziemann, P., Fauth, K., Cai, J., Behm, R. J., Romanyuk, A., Oelhafen, P., Walther, P., Biskupek, J., Kaiser, U.

“…An alternative route for producing L10 FePt nanoparticles based on the self‐organization of diblock copolymers into spherical micelles is presented. It…”
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Alloy formation of supported gold nanoparticles at their transition from clusters to solids: does size matter? by Boyen, H-G, Ethirajan, A, Kästle, G, Weigl, F, Ziemann, P, Schmid, G, Garnier, M G, Büttner, M, Oelhafen, P

“…Gold nanoclusters of a size approaching the molecular limit (<3 nm) were prepared on Si substrates in order to study alloy formation on the nanometer scale…”
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Diagnostic mirrors for ITER: A material choice and the impact of erosion and deposition on their performance by Litnovsky, A., Wienhold, P., Philipps, V., Sergienko, G., Schmitz, O., Kirschner, A., Kreter, A., Droste, S., Samm, U., Mertens, Ph, Donné, A.H., Rudakov, D., Allen, S., Boivin, R., McLean, A., Stangeby, P., West, W., Wong, C., Lipa, M., Schunke, B., De Temmerman, G., Pitts, R., Costley, A., Voitsenya, V., Vukolov, K., Oelhafen, P., Rubel, M., Romanyuk, A.

“…Metal mirrors will be implemented in about half of the ITER diagnostics. Mirrors in ITER will have to withstand radiation loads, erosion by charge-exchange…”
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Organometallic Block Copolymers as Catalyst Precursors for Templated Carbon Nanotube Growth by Hinderling, C., Keles, Y., Stöckli, T., Knapp, H. F., de los Arcos, T., Oelhafen, P., Korczagin, I., Hempenius, M. A., Vancso, G. J., Pugin, R., Heinzelmann, H.

“…The use of organic–organometallic block copolymers as catalyst precursors for templated carbon nanotube (CNT) growth (see Figure) is demonstrated for the first…”
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Oxidation of preferentially (1 1 1)-oriented Au films in an oxygen plasma investigated by scanning tunneling microscopy and photoelectron spectroscopy by Koslowski, B., Boyen, H.-G., Wilderotter, C., Kästle, G., Ziemann, P., Wahrenberg, R., Oelhafen, P.

“…The effect of an oxygen plasma and a consecutive thermal treatment on the chemical state and morphology of a gold(1 1 1) surface has been investigated by…”
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Electronic and Magnetic Properties of Ligand-Free FePt Nanoparticles by Boyen, H.-G., Fauth, K., Stahl, B., Ziemann, P., Kästle, G., Weigl, F., Banhart, F., Hessler, M., Schütz, G., Gajbhiye, N. S., Ellrich, J., Hahn, H., Büttner, M., Garnier, M. G., Oelhafen, P.

“…Ligand‐free FePt nanoparticles are prepared in densely packed arrays (see Figure) under ultrahigh vacuum conditions, in which oxygen and hydrogen plasmas are…”
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First mirror tests for ITER: Influence of material choice on the erosion/deposition mechanisms affecting optical reflectivity by De Temmerman, G., Pitts, R.A., Voitsenya, V.S., Marot, L., Veres, G., Maurer, M., Oelhafen, P.

“…Almost all optical diagnostics systems on ITER will be based on in-vessel metallic first mirrors. The possible deterioration of their surface reflectivity as a…”
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Adhesion of rhodium films on metallic substrates by Marot, L., Covarel, G., Tuilier, M.-H., Steiner, R., Oelhafen, P.

“…Rhodium coated metallic films were prepared by magnetron sputtering on metallic substrates. All films were elaborated in same conditions on copper, molybdenum…”
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In situ photoelectron spectroscopy investigation of silicon cluster growth on fullerene surfaces by REINKE, P, OELHAFEN, P

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