Elementary structural building blocks encountered in silicon surface reconstructions (2008)
Battaglia, Corsin, Gaal-Nagy, Katalin, Monney, Claude, Didiot, Clement, Schwier, Eike Fabian, Garnier, Michael Gunnar, ...
Driven by the reduction of dangling bonds and the minimization of surface stress, reconstruction of silicon surfaces leads to a striking diversity of outcomes. Despite this variety even very...
Atomically precise Si(331)-(12x1) surfaces (2008)
Battaglia, Corsin, Monney, Claude, Didiot, Clement, Schwier, Eike Fabian, Mariotti, Nicolas, Garnier, Michael Gunnar, ...
Si(331)-(12x1) is the only confirmed planar silicon surface with a stable reconstruction located between (111) and (110). We have optimized the annealing sequence and are able to obtain almost defect...
A new structural model for the Si(331)-(12x1) reconstruction (2008)
Battaglia, Corsin, Gaal-Nagy, Katalin, Monney, Claude, Didiot, Clement, Schwier, Eike Fabian, Garnier, Michael Gunnar, ...
A new structural model for the Si(331)-(12x1) reconstruction is proposed. Based on scanning tunneling microscopy images of unprecedented resolution, low-energy electron diffraction data, and...
Structural and electronic properties of self-assembled nanostructures on silicon surfaces (2008)
Battaglia, Corsin, Aebi, Philipp
Cette thèse présente de nouveaux résultats sur les nanostructures auto-assemblées sur surfaces de silicium étudiées par différentes techniques complémentaires: la microscopie et spectroscopie...
Structural and electronic properties of self-assembled nanostructures on silicon surfaces (2008)
Battaglia, Corsin, Aebi, Philipp
Cette thèse présente de nouveaux résultats sur les nanostructures auto-assemblées sur surfaces de silicium étudiées par différentes techniques complémentaires: la microscopie et spectroscopie...
Stability and structure of atomic chains on Si(111) (2008)
Battaglia, Corsin, Aebi, Philipp, Erwin, Steven C.
We study the stability and structure of self-assembled atomic chains on Si(111) induced by monovalent, divalent and trivalent adsorbates, using first-principles total-energy calculations and scanning...
Oxidation of Al–Pd–Mn quasicrystal surfaces (2008)
Popovic, D., Naumovic, D., Bovet, M., Koitzsch, Christian, Schlapbach, Louis, Aebi, Philipp
The oxidation of both, quasicrystalline and crystalline surfaces of an icosahedral Al–Pd–Mn quasicrystal cut perpendicular to its five-fold axis and of Al(1 1 1) has been studied by means of...
Oxidation of Al–Pd–Mn quasicrystal surfaces (2008)
Popovic, D., Naumovic, D., Bovet, M., Koitzsch, Christian, Schlapbach, Louis, Aebi, Philipp
The oxidation of both, quasicrystalline and crystalline surfaces of an icosahedral Al–Pd–Mn quasicrystal cut perpendicular to its five-fold axis and of Al(1 1 1) has been studied by means of...
Geometrical and electronic structure of Pd clusters on graphite (2008)
Bovet, M., Boschung, E., Hayoz, J., Pillo, Th., Dietler, G., Aebi, Philipp
Pd clusters formed by physical vapor deposition at room temperature (RT) on highly oriented pyrolytic graphite were investigated by a combination of X-ray photoelectron spectroscopy and diffraction,...
Growth of thin Bi films on W(1 1 0) (2008)
Koitzsch, Christian, Bovet, M., Clerc, Florian, Naumovic, D., Schlapbach, Louis, Aebi, Philipp
We report on the growth of single crystalline epitaxial Bi films on W(1 1 0). X-ray photoelectron diffraction (XPD) and low energy electron diffraction (LEED) reveal that Bi grows well ordered in the...
X-ray photoelectron diffraction study of Cu(1 1 1): Multiple scattering investigation (2008)
Despont, Laurent, Naumovic, D., Clerc, Florian, Koitzsch, Christian, Garnier, Michael Bernard Gunnar, Garcia De Abajo, F.J., ...
Multiple scattering theory based on a cluster model is used to simulate full-hemispherical X-ray photoelectron diffraction measurements in order to verify how state of the art multiple scattering...
Charge density waves in 1T-TaS2: an angle-resolved photoemission study (2008)
Clerc, Florian, Bovet, M., Berger, Helmuth, Despont, Laurent, Koitzsch, Christian, Garnier, Michael Bernard Gunnar, ...
The transition metal dichalcogenide 1T-TaS2 is a layered material exhibiting charge density waves. Based on angle-resolved photoemission experiments mapping spectral weight at the Fermi surface and...
A monochromatized multiple energy laboratory UV source for k-space imaging (2008)
Pillo, Th., Patthey, L., Boschung, E., Hayoz, J., Aebi, Philipp, Schlapbach, Louis
A laboratory set-up for ultraviolet (UV) photoelectron spectroscopy combining a high intensity UV source and a toroidal UV monochromator, both being commercially available, is described. The source...
On the search for Fermi surface nesting in quasi-2D materials (2008)
Aebi, Philipp, Pillo, Th., Berger, Helmuth, Lévy, F.
We investigate a number of isostructural, quasi-two dimensional transition metal dichalcogenides with respect to Fermi surface nesting. Using angle-resolved photoemission we find no clear evidence...
Geometrical and electronic structure of Pd clusters on graphite (2008)
Bovet, M., Boschung, E., Hayoz, J., Pillo, Th., Dietler, G., Aebi, Philipp
Pd clusters formed by physical vapor deposition at room temperature (RT) on highly oriented pyrolytic graphite were investigated by a combination of X-ray photoelectron spectroscopy and diffraction,...
Growth of thin Bi films on W(1 1 0) (2008)
Koitzsch, Christian, Bovet, M., Clerc, Florian, Naumovic, D., Schlapbach, Louis, Aebi, Philipp
We report on the growth of single crystalline epitaxial Bi films on W(1 1 0). X-ray photoelectron diffraction (XPD) and low energy electron diffraction (LEED) reveal that Bi grows well ordered in the...
X-ray photoelectron diffraction study of Cu(1 1 1): Multiple scattering investigation (2008)
Despont, Laurent, Naumovic, D., Clerc, Florian, Koitzsch, Christian, Garnier, Michael Bernard Gunnar, Garcia De Abajo, F.J., ...
Multiple scattering theory based on a cluster model is used to simulate full-hemispherical X-ray photoelectron diffraction measurements in order to verify how state of the art multiple scattering...
Charge density waves in 1T-TaS2: an angle-resolved photoemission study (2008)
Clerc, Florian, Bovet, M., Berger, Helmuth, Despont, Laurent, Koitzsch, Christian, Garnier, Michael Bernard Gunnar, ...
The transition metal dichalcogenide 1T-TaS2 is a layered material exhibiting charge density waves. Based on angle-resolved photoemission experiments mapping spectral weight at the Fermi surface and...
A monochromatized multiple energy laboratory UV source for k-space imaging (2008)
Pillo, Th., Patthey, L., Boschung, E., Hayoz, J., Aebi, Philipp, Schlapbach, Louis
A laboratory set-up for ultraviolet (UV) photoelectron spectroscopy combining a high intensity UV source and a toroidal UV monochromator, both being commercially available, is described. The source...
On the search for Fermi surface nesting in quasi-2D materials (2008)
Aebi, Philipp, Pillo, Th., Berger, Helmuth, Lévy, F.
We investigate a number of isostructural, quasi-two dimensional transition metal dichalcogenides with respect to Fermi surface nesting. Using angle-resolved photoemission we find no clear evidence...
Diederich, L., Küttel, O. M., Aebi, Philipp, Osterwalder, Jürg
We investigate band bending, electron affinity and work function of differently terminated, doped and oriented diamond surfaces by X-ray and ultraviolet photoelectron spectroscopy (XPS and UPS). The...
Angle-scanned photoemission: Fermi surface mapping and structural determination (2008)
Aebi, Philipp, Fasel, Roman, Naumovic, D., Hayoz, J., Pillo, Th., Bovet, M, ...
A brief survey of the angle-scanned photoemission technique is given. It incorporates two complementary methods in one: 1. Mapping of X-ray excited photoelectron intensities over virtually the...
Photoelectron emission from nitrogen- and boron-doped diamond (100) surfaces (2008)
Diederich, L., Küttel, O. M., Ruffieux, P., Pillo, Th., Aebi, Philipp, Schlapbach, Louis
The nitrogen-doped (N-doped), type Ib, synthetic diamond (100) surface was investigated by means of X-ray photoelectron spectroscopy (XPS) and ultraviolet photoelectron spectroscopy (UPS)....
NEA peak of the differently terminated and oriented diamond surfaces (2008)
Diederich, L., Aebi, Philipp, Küttel, O. M., Schlapbach, Louis
The negative electron affinity (NEA) peak of differently terminated and oriented diamond surfaces is investigated by means of ultraviolet photoemission spectroscopy. Electron emission measurements in...
Growth of Au on Ag(110): electronic structure by photoemission (2008)
Hayoz, J., Pillo, Th., Naumovic, D., Aebi, Philipp, Schlapbach, Louis
Au films, from the submonolayer range up to eight monolayers, have been deposited in situ at 300 K. The electronic structure has been probed by ultra-violet valence-band photoemission. The discussion...
Naumovic, D., Aebi, Philipp, Beeli, C., Schlapbach, Louis
A switch in symmetry from fivefold to tenfold has been observed at the surface of a monograin icosahedral AlPdMn quasicrystal cut perpendicularly to a fivefold axis as a function of annealing...
Diederich, L., Küttel, O. M., Aebi, Philipp, Osterwalder, Jürg
We investigate band bending, electron affinity and work function of differently terminated, doped and oriented diamond surfaces by X-ray and ultraviolet photoelectron spectroscopy (XPS and UPS). The...
Angle-scanned photoemission: Fermi surface mapping and structural determination (2008)
Aebi, Philipp, Fasel, Roman, Naumovic, D., Hayoz, J., Pillo, Th., Bovet, M, ...
A brief survey of the angle-scanned photoemission technique is given. It incorporates two complementary methods in one: 1. Mapping of X-ray excited photoelectron intensities over virtually the...
Photoelectron emission from nitrogen- and boron-doped diamond (100) surfaces (2008)
Diederich, L., Küttel, O. M., Ruffieux, P., Pillo, Th., Aebi, Philipp, Schlapbach, Louis
The nitrogen-doped (N-doped), type Ib, synthetic diamond (100) surface was investigated by means of X-ray photoelectron spectroscopy (XPS) and ultraviolet photoelectron spectroscopy (UPS)....
NEA peak of the differently terminated and oriented diamond surfaces (2008)
Diederich, L., Aebi, Philipp, Küttel, O. M., Schlapbach, Louis
The negative electron affinity (NEA) peak of differently terminated and oriented diamond surfaces is investigated by means of ultraviolet photoemission spectroscopy. Electron emission measurements in...
Growth of Au on Ag(110): electronic structure by photoemission (2008)
Hayoz, J., Pillo, Th., Naumovic, D., Aebi, Philipp, Schlapbach, Louis
Au films, from the submonolayer range up to eight monolayers, have been deposited in situ at 300 K. The electronic structure has been probed by ultra-violet valence-band photoemission. The discussion...
Naumovic, D., Aebi, Philipp, Beeli, C., Schlapbach, Louis
A switch in symmetry from fivefold to tenfold has been observed at the surface of a monograin icosahedral AlPdMn quasicrystal cut perpendicularly to a fivefold axis as a function of annealing...
Fasel, Roman, Gierer, M., Bludau, H., Aebi, Philipp, Osterwalder, Jürg, Schlapbach, Louis
We have investigated the atomic structure of (√5 × √5)R27°−Yb/Al(001) by low-energy electron diffraction and angle-scanned full-hemispherical X-ray photoelectron diffraction. Quantitative...
Fasel, Roman, Gierer, M., Bludau, H., Aebi, Philipp, Osterwalder, Jürg, Schlapbach, Louis
We have investigated the atomic structure of (√5 × √5)R27°−Yb/Al(001) by low-energy electron diffraction and angle-scanned full-hemispherical X-ray photoelectron diffraction. Quantitative...
Fasel, Roman, Aebi, Philipp, Osterwalder, Jürg, Schlapbach, Louis
The formation of submonolayer Yb overlayers on Al(001) has been studied by angle-scanned full-hemispherical X-ray photoelectron diffraction and angle-resolved ultraviolet photoelectron spectroscopy....
Fasel, Roman, Aebi, Philipp, Osterwalder, Jürg, Schlapbach, Louis
The formation of submonolayer Yb overlayers on Al(001) has been studied by angle-scanned full-hemispherical X-ray photoelectron diffraction and angle-resolved ultraviolet photoelectron spectroscopy....
Structural characterization of submonolayer C/Al(111) (2008)
Scalese, S., Agostino, R. G., Hayoz, J., Naumovic, D., Fasel, Roman, Aebi, Philipp, ...
We report on the adsorption of atomic C in submonolayer coverages on the Al(111) surface. The local order at the surface is studied for different thermal treatments by means of full-heimispherical...
Structural characterization of submonolayer C/Al(111) (2008)
Scalese, S., Agostino, R. G., Hayoz, J., Naumovic, D., Fasel, Roman, Aebi, Philipp, ...
We report on the adsorption of atomic C in submonolayer coverages on the Al(111) surface. The local order at the surface is studied for different thermal treatments by means of full-heimispherical...
Kreutz, T. J., Aebi, Philipp, Osterwalder, Jürg
Ultraviolet photoemission spectroscopy data from a Ni(110) crystal taken with high angular and energy resolution at room temperature (RT) and near the ferromagnetic Curie temperature are presented....
Kreutz, T. J., Aebi, Philipp, Osterwalder, Jürg
Ultraviolet photoemission spectroscopy data from a Ni(110) crystal taken with high angular and energy resolution at room temperature (RT) and near the ferromagnetic Curie temperature are presented....
Angle-scanned photoelectron diffraction (2008)
Osterwalder, Jürg, Aebi, Philipp, Naumovic, D., Schwaller, P., Kreutz, T. J., Schlapbach, Louis, ...
A brief survey is given on the current state-of-the-art of this surface structural technique based on photoelectron spectroscopy, with particular emphasis on the progress that has been made recently...
Growth of Ag on Cu(001) studied by full-hemispherical X-ray photoelectron diffraction (2008)
Hayoz, J., Naumovic, D., Fasel, Roman, Aebi, Philipp, Schlapbach, Louis
Ag films, from the submonolayer range up to 14 monolayers (ML), have been deposited in situ on two differently cut Cu(001) single crystals. Their geometrical structure has been investigated by...
Fasel, Roman, Aebi, Philipp, Osterwalder, Jürg, Schlapbach, Louis
We have investigated the local structures of the room-temperature Na adsorption phases on Al(001) and (111) surfaces with X-ray photoelectron diffraction. Angular distributions of X-ray excited Na 1s...
Real space mapping of the surface atomic environment via low energy scattering spectroscopy (2008)
Agostino, R. G., Aebi, Philipp, Osterwalder, Jürg, Hayoz, J., Schlapbach, Louis
Low-energy ion scattering spectroscopy is used to obtain real space surface imaging of the atomic surroundings of different fcc metal surfaces. Scattered He+ ions were mapped over a large solid angle...
Angle-scanned photoelectron diffraction (2008)
Osterwalder, Jürg, Aebi, Philipp, Naumovic, D., Schwaller, P., Kreutz, T. J., Schlapbach, Louis, ...
A brief survey is given on the current state-of-the-art of this surface structural technique based on photoelectron spectroscopy, with particular emphasis on the progress that has been made recently...
Growth of Ag on Cu(001) studied by full-hemispherical X-ray photoelectron diffraction (2008)
Hayoz, J., Naumovic, D., Fasel, Roman, Aebi, Philipp, Schlapbach, Louis
Ag films, from the submonolayer range up to 14 monolayers (ML), have been deposited in situ on two differently cut Cu(001) single crystals. Their geometrical structure has been investigated by...
Fasel, Roman, Aebi, Philipp, Osterwalder, Jürg, Schlapbach, Louis
We have investigated the local structures of the room-temperature Na adsorption phases on Al(001) and (111) surfaces with X-ray photoelectron diffraction. Angular distributions of X-ray excited Na 1s...
Real space mapping of the surface atomic environment via low energy scattering spectroscopy (2008)
Agostino, R. G., Aebi, Philipp, Osterwalder, Jürg, Hayoz, J., Schlapbach, Louis
Low-energy ion scattering spectroscopy is used to obtain real space surface imaging of the atomic surroundings of different fcc metal surfaces. Scattered He+ ions were mapped over a large solid angle...
Fasel, Roman, Aebi, Philipp, Osterwalder, Jürg, Schlapbach, Louis, Agostino, R. G., Chiarello, G.
Angular distributions of x-ray-excited Na 1s photoelectrons and Na KVV Auger electrons emitted from c (2×2)-Na/Al(001) have been measured over the full 2π solid angle above the Al(001) surface. A...
Boron K-shell spectroscopy of boron-doped silicon (2008)
Esposto, F. J., Aebi, Philipp, Tyliszczak, T., Hitchcock, A. P., Kasrai, M., Bozek, J. D., ...
The B K-edge spectra of various model compounds (BF3, KBF4, B2O3, B(OH)3, orthocarborane (B10H10C2H2) and elemental boron) were investigated to characterize the sensitivity of B K-edge spectra to...
Fasel, Roman, Aebi, Philipp, Osterwalder, Jürg, Schlapbach, Louis, Agostino, R. G., Chiarello, G.
Angular distributions of x-ray-excited Na 1s photoelectrons and Na KVV Auger electrons emitted from c (2×2)-Na/Al(001) have been measured over the full 2π solid angle above the Al(001) surface. A...
Boron K-shell spectroscopy of boron-doped silicon (2008)
Esposto, F. J., Aebi, Philipp, Tyliszczak, T., Hitchcock, A. P., Kasrai, M., Bozek, J. D., ...
The B K-edge spectra of various model compounds (BF3, KBF4, B2O3, B(OH)3, orthocarborane (B10H10C2H2) and elemental boron) were investigated to characterize the sensitivity of B K-edge spectra to...
Local epitaxy of Ag on Bi2Sr2CaCu2O8+x(001) (2008)
Schwaller, P., Aebi, Philipp, Osterwalder, Jürg, Schlapbach, Louis, Shimoda, M., Mochiku, T., ...
Thin films of Ag have been deposited onto cleaved Bi2Sr2CaCu2O8+x(001) surfaces at room temperature. Ag 3d x-ray photoelectron diffraction experiments show very poor local order at coverages of up to...
Local epitaxy of Ag on Bi2Sr2CaCu2O8+x(001) (2008)
Schwaller, P., Aebi, Philipp, Osterwalder, Jürg, Schlapbach, Louis, Shimoda, M., Mochiku, T., ...
Thin films of Ag have been deposited onto cleaved Bi2Sr2CaCu2O8+x(001) surfaces at room temperature. Ag 3d x-ray photoelectron diffraction experiments show very poor local order at coverages of up to...
Thermal stability of the [(Si) m/(Ge)n]p superlattice interface (2008)
Jackman, T. E., Lockwood, D. J., Aebi, Philipp, Tyliszczak, T., Hitchcock, A. P.
The structure of [(Si) m/(Ge)n]p superlattice interfaces and the onset of relaxation and interdiffusion initiated by annealing have been investigated with the use of extended x-ray-absorption fine...
Thermal stability of the [(Si) m/(Ge)n]p superlattice interface (2008)
Jackman, T. E., Lockwood, D. J., Aebi, Philipp, Tyliszczak, T., Hitchcock, A. P.
The structure of [(Si) m/(Ge)n]p superlattice interfaces and the onset of relaxation and interdiffusion initiated by annealing have been investigated with the use of extended x-ray-absorption fine...
Fasel, Roman, Aebi, Philipp, Schlapbach, Louis, Osterwalder, Jürg
The local structure of p(2×2)-Na/Al(111) has been investigated using angle-scanned full hemispherical x-ray photoelectron diffraction. The resulting diffraction patterns allow a direct and...
Fasel, Roman, Aebi, Philipp, Schlapbach, Louis, Osterwalder, Jürg
The local structure of p(2×2)-Na/Al(111) has been investigated using angle-scanned full hemispherical x-ray photoelectron diffraction. The resulting diffraction patterns allow a direct and...
Aebi, Philipp, Osterwalder, Jürg, Schwaller, P., Schlapbach, Louis, Shimoda, M., Mochiku, T., ...
The Fermi surface of Bi2Sr2CaCu2O8+x(001) has been mapped at nearly 6000 points in k space using angle-resolved photoemission at 300 K. We observe both features that are in good agreement with the...
Aebi, Philipp, Tyliszczak, T., Hitchcock, A. P., Baines, K. M., Sham, T. K., Jackman, T. E., ...
Ge K-edge extended x-ray-absorption fine-structure (EXAFS) spectra of a series of strained-layer [(Si)m/(Ge)n]p superlattices grown by molecular-beam epitaxy on the〈100〉face of single-crystal Si...
Nondipole channels in the electron-energy-loss structure near the 3s edge of copper (2008)
Aebi, Philipp, Erbudak, M., Vanini, F., Vvedensky, D. D., Kostorz, G.
Electronic transitions near the 3s edge of copper are investigated with electron-energy-loss spectroscopy and compared with real-space multiple-scattering calculations. Calculating the generalized...
L and M edges of copper: Theory and experiment (2008)
Aebi, Philipp, Erbudak, M., Vanini, F., Vvedensky, D. D., Kostorz, G.
Characteristic electronic transitions and the associated fine structure in the near-edge region are investigated with electron-energy-loss spectroscopy for the copper L and M edges. In a...