Shaposhnikova, E N, Arduini, Gianluigi, Axensalva, J, Benedetto, E, Calatroni, S, Chiggiato, P, ...
Electron cloud build-up is a major limitation for the operation of the SPS with LHC beam above nominal intensity. These beams are envisaged in the frame of the LHC luminosity upgrade and will be...
Scheuerlein, C, Willering, G, Verweij, A, Bonasia, A, Oberli, L, Taborelli, M, ...
The interstrand contact resistance (Rc) in Rutherford type cables for fast cycling superconducting magnets must be sufficiently high in order to limit eddy current losses. The required value for Rc...
DC Breakdown experiments for CLIC (2008)
Descoeudres, A, Calatroni, S, Taborelli, M
For the production of the Compact Linear Collider (CLIC) RF accelerating structures, a material capable of sustaining high electric field, with a low breakdown rate and showing low damages after...
High Power test of a low group velocity X-band Accelerator Structure for CLIC (2008)
Döbert, S, Grudiev, A, Riddone, G, Taborelli, M, Wuensch, W, Zennaro, R, ...
In recent years evidence has been found that the maximum sustainable gradient in an accelerating structure depends on the rf power flow through the structure. The CLIC study group has consequently...
Braun, H, Corsini, R, Delahaye, J P, De Roeck, A, Döbert, S, Ferrari, A, ...
This note presents the CLIC parameter set as of beginning 2008 and describes the different subsystems,pointing out how the design of the different components is driven. This design emerged from an...
Development, Production and Testing of 4500 Beam Loss Monitors (2008)
Holzer, E B, Chiggiato, P, Dehning, B, Ferioli, G, Grishin, V, Jimenez, T M, ...
Beam-loss monitoring (BLM) [1] is a key element in the LHC machine protection. 4250 nitrogen filled ionization chambers (IC) and 350 secondary emission monitors (SEM) have been manufactured and...
Lifetime issues of CLIC accelerating structures (2008)
The present parameters concerning the accelerating cavities of the future CLIC will be discussed in relation with the main phenomena which limit their accelerating field and efficiency. Particular...
Material Selection and Characterization for High Gradient RF Applications (2007)
Arnau-Izquierdo, G, Calatroni, S, Heikkinen, S, Ramsvik, T, Sgobba, Stefano, Taborelli, M, ...
The selection of candidate materials for the accelerating cavities of the Compact Linear Collider (CLIC) is carried out in parallel with high power RF testing. The maximum DC breakdown field of...
30 GHz High-Gradient Accelerating Structure Test Results (2007)
Rodríguez, J, Aksakal, H, Arnau-Izquierdo, G, Corsini, R, Döbert, S, Fandos, R, ...
The CLIC study is high power testing accelerating structures in a number of different materials and accelerating structure designs to understand the physics of breakdown, determine the appropriate...
High RF Power Production for CLIC (2007)
Syratchev, I, Schulte, D, Adli, E, Taborelli, M
The CLIC Power Extraction and Transfer Structure (PETS) is a passive microwave device in which bunches of the drive beam interact with the impedance of the periodically loaded waveguide and excite...
High Power Test on an x-Band Slotted-Iris Accelerator Structure at NLCTA (2007)
Adolphsen, C, Döbert, S, Fandos, R, Grudiev, A, Heikkinen, S, Laurent, L, ...
The CLIC study group at CERN has built two X-band HDS (Hybrid Damped Structure) accelerating structures for high-power testing in NLCTA at SLAC. These accelerating structures are novel with respect...
High-Gradient Test of a Tungsten-Iris X-Band Accelerator Structure at NLCTA (2006)
Adolphsen, C, Döbert, Steffen, Grudiev, A, Heikkinen, Samuli Tapio, Laurent, L, Rodríguez, José Alberto, ...
The CLIC study group at CERN has built two X-band accelerating structures to be tested at SLAC in NLCTA. The structures consist of copper cells with insert irises made out of molybdenum and tungsten,...
A High-Gradient Test of a 30 GHz Molybdenum-Iris Structure (2006)
Wuensch, Walter, Aksakal, H, Braun, H, Carron, G, Corsini, R, Döbert, Steffen, ...
The CLIC study is actively investigating a number of different materials in an effort to find ways to increase achievable accelerating gradient. So far a series of rf tests have been made with a set...
The oxidation of Sn-Ag coated superconducting cables for the Large Hadron Collider (LHC) (2006)
Scheuerlein, C, Taborelli, M, Cantoni, M
The oxides formed on the Sn-Ag coated LHC superconducting cables during a 200°C heat treatment in air are described and the oxide composition is compared with the interstrand contact resistance...
The Oxidation of Sn-Ag coated Superconducting Cables for the Large Hadron Collider (LHC) (2006)
Scheuerlein, C, Taborelli, M, Cantoni, M
The oxides formed on the Sn-Ag coated LHC superconducting cables during a 200°C heat treatment in air are described and the oxide composition is compared with the interstrand contact resistance...
Scintillating screens study for LEIR/LHC heavy ion beams (2005)
Bal, C, Bravin, E, Lefèvre, T, Scrivens, R, Taborelli, M
It has been observed on different machines that scintillating ceramic screens (like chromium doped alumina) are quickly damaged by low energy ion beams. These particles are completely stopped on the...
Mahner, E, Hansen, J, Küchler, D, Malabaila, M, Taborelli, M
The ion-induced desorption experiment, installed in the CERN Heavy Ion Accelerator LINAC 3, has been used to measure molecular desorption yields for 4.2 MeV/u lead ions impacting under grazing...
High Gradient Test of a Clamped, Molybdenum Iris, X-Band Accelerator Structure at NLCTA (2005)
Döbert, Steffen, Adolphsen, C, Wuensch, Walter, Archard, C, Grudiev, A, Heikkinen, Samuli Tapio, ...
Inspired by the very high gradients (150-195 MV/m) achieved at CERN in 30 GHz accelerator structures made with tungsten and molybdenum irises and operated with short (16 ns) rf pulses [1], an X-band...
High Gradient Test of a Clamped, Molybdenum Iris, X-Band Accelerator Structure at NLCTA (2005)
Döbert, Steffen, Adolphsen, C, Wuensch, Walter, Archard, C, Grudiev, A, Heikkinen, Samuli Tapio, ...
Inspired by the very high gradients (150-195 MV/m) achieved at CERN in 30 GHz accelerator structures made with tungsten and molybdenum irises and operated with short (16 ns) rf pulses [1], an X-band...
Lacrima, K., Valentini, A., Lambertini, C., Taborelli, M., Rinaldi, A., Zucca, E., ...
Background:: Mantle cell lymphoma (MCL) has the worst prognosis of all B-cell lymphomas and has poor response to conventional therapy. It is characterized by the presence of a chromosomal...
Lacrima, K., Valentini, A., Lambertini, C., Taborelli, M., Rinaldi, A., Zucca, E., ...
Background: Mantle cell lymphoma (MCL) has the worst prognosis of all B-cell lymphomas and has poor response to conventional therapy. It is characterized by the presence of a chromosomal...
Breakdown and field emission conditioning of Cu, Mo and W (2004)
Taborelli, M, Kildemo, M, Calatroni, S
The ultra-high-vacuum electrical breakdown characteristics of copper, molybdenum and tungsten have been explored in a setup based on a capacitor discharge. Upon repeated sparking, tungsten and...
Breakdown and field emission conditioning of Cu, Mo and W (2004)
Taborelli, M, Kildemo, M, Calatroni, S
The ultra-high-vacuum electrical breakdown characteristics of copper, molybdenum and tungsten have been explored in a setup based on a capacitor discharge. Upon repeated sparking, tungsten and...
Scheuerlein, C, Gasser, P, Jacob, P, Leroy, D, Oberli, L R, Taborelli, M
The LHC superconducting cables are submitted to a 200°C heat-treatment in air in order to increase the resistance between the crossing strands (RC) within the cable. During this treatment the...
Fatigue Testing of Materials by UV Pulsed Laser Irradiation (2004)
Calatroni, S, Neupert, H, Taborelli, M
The energy dissipated by the RF currents in the cavities of pulsed high-power linacs induces cycles of the surface temperature. In the case of the CLIC main linac the expected amplitude of the...
Breakdown resistance of refractory metals compared to copper (2004)
Taborelli, M, Calatroni, S, Kildemo, M
The behaviour of Mo, W and Cu with respect to electrical breakdown in ultra high vacuum has been investigated by means of a capacitor discharge method. The maximum stable electric field without...
A High-Power Test of an X-Band Molybdenum-Iris Structure (2004)
Wuensch, Walter, Döbert, Steffen, Grudiev, A, Heikkinen, Samuli Tapio, Syratchev, I V, Taborelli, M, ...
In order to achieve accelerating gradients above 150 MV/m, alternative materials to copper are being investigated by the CLIC study. The potential of refractory metals has already been demonstrated...
Arnau-Izquierdo, G, Charras, N, Oberli, L R, Scheuerlein, C, Taborelli, M
Amperostatic coulometry is applied for the thickness measurement of Sn-Ag hot dip coatings, which comprise an extended Sn-Cu interdiffusion layer. Complementary measurements, notably weight loss,...
Mahner, E, Hansen, J, Küchler, D, Malabaila, M, Taborelli, M
The ion-induced desorption experiment, installed in the CERN Heavy Ion Accelerator (LINAC 3), has been used to measure molecular desorption yields for 4.2 MeV/u lead ions impacting on different...
A Demonstration of High-Gradient Acceleration (2003)
Achard, Claude, Braun, Hans Heinrich, Döbert, Steffen, Syratchev, I V, Taborelli, M, Wilson, Ian H, ...
One priority of the CLIC (Compact Linear Collider) accelerating-structure development program has been to investigate ways to achieve accelerating gradients above 150 MV/m. Two main concepts to...
A low-temperature ultrahigh vacuum atomic force microscope for biological applications (2003)
Radenovic, A., Bystrenova, E., Libioulle, L., Taborelli, M., DeRose, J. A., Dietler, G.
CLIC High-Gradient Test Results (2002)
Braun, Hans Heinrich, Döbert, Steffen, Syratchev, I V, Taborelli, M, Wilson, Ian H, Wuensch, Walter
The CLIC (Compact Linear Collider) high-gradient RF structure testing program has been carried out in order to gain insight into the physical processes involved in RF breakdown, determine the...
The secondary electron yield of air exposed metal surfaces at the example of niobium (2002)
Scheuerlein, C, Hilleret, Noël, Taborelli, M
The secondary electron yield (SEY) variation of atomically clean metal surfaces due to air exposures and during subsequent heat treatments is described with the example of a sputter-deposited Nb thin...
Henrist, Bernard, Vorlaufer, G, Taborelli, M, Scheuerlein, C, Hilleret, Noël
The operation of most radio-frequency components in accelerators rely on the conditioning obtained usually by gradually increasing the power fed into these devices. This effect is related to the...
Henrist, Bernard, Hilleret, Noël, Scheuerlein, C, Taborelli, M, Vorlaufer, G
The operation of most radio-frequency components in accelerators rely on the conditioning obtained usually by gradually increasing the power fed into these devices. This effect is related to the...
Mahner, E, Taborelli, M, Malabaila, M, Küchler, D, Hansen, J
Ion-induced gas desorption yields were investigated for 4.2 MeV/u lead ions incident on 316 LN stainless steel surfaces. Focussed on a possible application for the Low Energy Ion Ring (LEIR) vacuum...
Mahner, E, Hansen, J, Küchler, D, Malabaila, M, Taborelli, M
Ion-induced gas desorption yields were investigated for 4.2 MeV/u lead ions incident on 316 LN stainless steel surfaces. Focussed on a possible application for the Low Energy Ion Ring (LEIR) vacuum...
Scheuerlein, C, Prodromides, A E, Taborelli, M
The surfaces of getter materials are particularly difficult to analyse because of their high chemical reactivity. The results obtained can be strongly influenced by the experimental set-up and...
Scheuerlein, C, Hilleret, Noël, Taborelli, M, Brown, A, Baker, M A
The modifications to technological copper and niobium surfaces induced by 2.5 keV electron irradiation have been investigated in the context of the conditioning process occurring in particle...
Design Aspects of the RF Contacts for the LHC Beam Vacuum Interconnects (2001)
Calatroni, Sergio, Caspers, Friedhelm, Couturier, K, Hilleret, Noël, Knaster, J R, Lepeule, P, ...
The LHC requires a very low longitudinal and transverse beam coupling impedance, in particular at low frequencies. This implies an admissible DC contact resistance of less than 0.1 mW for the RF...
Design Aspects of the RF Contacts for the LHC Beam Vacuum Interconnects (2001)
Calatroni, Sergio, Caspers, Friedhelm, Couturier, K, Hilleret, Noël, Knaster, J R, Lepeule, P, ...
The LHC requires a very low longitudinal and transverse beam coupling impedance, in particular at low frequencies. This implies an admissible DC contact resistance of less than 0.1 m$\Omega$ for the...
Electron stimulated carbon adsorption at room temperature (RT) has been studied in the context of radiation induced surface modifications in the vacuum system of particle accelerators. The stimulated...
Prodromides, A E, Benvenuti, Cristoforo, Chiggiato, P, Mongelluzzo, A, Ruzinov, V, Scheuerlein, C, ...
Non-evaporable thin film getters based on the elements of the 4th and 5th columns of the periodic table have been deposited by sputtering. Among the about 20 alloys studied to date, the lowest...
The secondary electron yield of TiZr and TiZrV non evaporable getter thin film coatings (2000)
Scheuerlein, C, Henrist, Bernard, Hilleret, Noël, Taborelli, M
The secondary electron yield (SEY) of two different non evaporable getter (NEG) samples has been measured 'as received' and after thermal treatment. The investigated NEGs are TiZr and TiZrV thin film...
The Secondary Electron Yield of Technical Materials and its Variation with Surface Treatments (2000)
Baglin, V, Bojko, J, Gröbner, Oswald, Henrist, Bernard, Hilleret, Noël, Scheuerlein, C, ...
Secondary electron emission of surfaces exposed to oscillating electromagnetic field is at the origin of the multipacting effect that could severely perturb the operation of particle accelerators....
The Secondary Electron Yield of Technical Materials and its Variation with Surface Treatments (2000)
Baglin, V, Bojko, J, Gröbner, Oswald, Henrist, Bernard, Hilleret, Noël, Scheuerlein, C, ...
Secondary electron emission of surfaces exposed to oscillating electromagnetic field is at the origin of the multipacting effect that could severely perturb the operation of particle accelerators....
Lowering the activation temperature of TiZrV non-evaporable getter films (2000)
Taborelli, M, Prodromides, A E, Scheuerlein, C
In order to reduce the activation temperature of the TiZrV alloy, thin films of various compositions were produced by three-cathode magnetron sputtering on stainless steel substrates. For the...
Microsatellite instability in gastric MALT lymphomas and other associated neoplasms (1999)
Furlan, D., Bertoni, F., Cerutti, R., Taborelli, M., Pinotti, G., Roggero, E., ...
Background: Microsatellite instability (MSI), caused by a reduced efficacy of the DNA mismatch repair (MMR) machinery, represents a type of genomic instability frequently detected in HNPCC spectrum...
The idiopathic forms of premature menopause and early menopause show the same genetic pattern (1999)
Tibiletti, M.G., Testa, G., Vegetti, W., Alagna, F., Taborelli, M., Dalprà, L., ...
Genetic factors may influence the timing of menopause. Premature ovarian failure (POF) has recently been identified as a genetic entity, but no genetic data are available on early menopause (EM). We...
Furlan, D., Tibiletti, M. G., Taborelli, M., Albarello, L., Cornaggia, M., Capella, C.
Background: Microsatellite instability (MI) is a biological characteristic of most tumors involved in hereditary non-polyposis colorectal cancer (HNPCC). This disease appears to be caused by germline...
Fe/Au(100) : MAGNETISM IN TWO DIMENSIONS AND COMPARISON TO Fe SURFACE-MAGNETISM (1988)
Taborelli, M., Paul, O., Züger, O., Landolt, M.
The temperature dependence of the magnetization for ferromagnetic Fe/Au(100) epitaxial films, for the Fe(110) surface, and for the Fe single crystal are measured with spin polarized secondary...
Fe/Au(100) : MAGNETISM IN TWO DIMENSIONS AND COMPARISON TO Fe SURFACE-MAGNETISM (1988)
Taborelli, M., Paul, O., Züger, O., Landolt, M.
The temperature dependence of the magnetization for ferromagnetic Fe/Au(100) epitaxial films, for the Fe(110) surface, and for the Fe single crystal are measured with spin polarized secondary...
Fe/Au(100) : MAGNETISM IN TWO DIMENSIONS AND COMPARISON TO Fe SURFACE-MAGNETISM (1988)
Taborelli, M., Paul, O., Züger, O., Landolt, M.
The temperature dependence of the magnetization for ferromagnetic Fe/Au(100) epitaxial films, for the Fe(110) surface, and for the Fe single crystal are measured with spin polarized secondary...
Droz, E, Taborelli, M, Descouts, P, Wells, T N
Scanning force microscopy has been used successfully to produce images of individual protein molecules. However, one of the problems with this approach has been the high mobility of the proteins...
Preparation of isolated biomolecules for SFM observations: T4 bacteriophage as a test sample.
Droz, E, Taborelli, M, Wells, T N, Descouts, P
The T4 bacteriophage has been used to investigate protocols for the preparation of samples for scanning force microscopy in air, in order to obtaining reproducible images. The resolution of images...
Droz, E, Taborelli, M, Descouts, P, Wells, T N
Scanning force microscopy has been used successfully to produce images of individual protein molecules. However, one of the problems with this approach has been the high mobility of the proteins...
Preparation of isolated biomolecules for SFM observations: T4 bacteriophage as a test sample.
Droz, E, Taborelli, M, Wells, T N, Descouts, P
The T4 bacteriophage has been used to investigate protocols for the preparation of samples for scanning force microscopy in air, in order to obtaining reproducible images. The resolution of images...
Involvement of chromosome 6 in endometrial cancer.
Tibiletti, M. G., Bernasconi, B., Taborelli, M., Furlan, D., Fabbri, A., Franchi, M., ...
Cytogenetic investigation was performed on direct preparations of 15 endometrial cancers showing different histotypes. Clonal abnormalities were found in 11 out of 13 analysable cases. The modal...