Search Results - "Grassi, N."

The Guelph PIXE software package IV by Campbell, J.L., Boyd, N.I., Grassi, N., Bonnick, P., Maxwell, J.A.

“…Following the introduction of GUPIXWIN in 2005, a number of upgrades have been made in the interests of extending the applicability of the program. Extension…”
Get full text

NiTi SMA Superelastic Micro Cables: Thermomechanical Behavior and Fatigue Life under Dynamic Loadings by Silva, Paulo C. S., Grassi, Estephanie N. D., Araújo, Carlos J., Delgado, João M. P. Q., Lima, Antonio G. B.

“…Shape memory alloy (SMA) micro cables have a wide potential for attenuation of vibrations and structural health monitoring due to energy dissipation. This work…”
Get full text

Optimizing the Gating System for Rapid Investment Casting of Shape Memory Alloys: Computational Numerical Analysis for Defect Minimization in a Simple-Cubic Cell Structure by Albuquerque, Carlos E. S., Silva, Paulo C. S., Grassi, Estephanie N. D., De Araujo, Carlos J., Delgado, João M. P. Q., Lima, Antonio G. B.

“…With the aid of virtual prototyping and casting numerical simulation, this work presents the optimization of an injection system used in a non-traditional…”
Get full text

A novel portable XRF spectrometer with range of detection extended to low-Z elements by Migliori, A., Bonanni, P., Carraresi, L., Grassi, N., Mandò, P. A.

“…X‐ray fluorescence (XRF) analysis is one of the most widely used techniques for material analysis in the field of cultural heritage, thanks to its…”
Get full text

Specific codon 13 K-ras mutations are predictive of clinical outcome in colorectal cancer patients, whereas codon 12 K-ras mutations are associated with mucinous histotype by Bazan, V., Migliavacca, M., Zanna, I., Tubiolo, C., Grassi, N., Latteri, M. A., La Farina, M., Albanese, I., Dardanoni, G., Salerno, S., Tomasino, R. M., Labianca, R., Gebbia, N., Russo, A.

“…Background: K-ras mutations, one of the earliest events observed in colorectal carcinogenesis, are mostly found in codons 12 and 13, and less frequently in…”
Get full text

Specific TP53 and/or Ki-ras mutations as independent predictors of clinical outcome in sporadic colorectal adenocarcinomas: results of a 5-year Gruppo Oncologico dell'Italia Meridionale (GOIM) prospective study by Bazan, V., Agnese, V., Corsale, S., Calò, V., Valerio, M.R., Latteri, M.A., Vieni, S., Grassi, N., Cicero, G., Dardanoni, G., Tomasino, R.M., Colucci, G., Gebbia, N., Russo, A.

“…Although Ki-ras and TP53 mutations have probably been the genetic abnormalities most exhaustively implicated and studied in colorectal cancer (CRC)…”
Get full text

External scanning micro-PIXE for the characterization of a polycapillary lens: Measurement of the collected X-ray intensity distribution by Grassi, N., Guazzoni, C., Alberti, R., Klatka, T., Bjeoumikhov, A.

“…We developed a PIXE detection system for the analysis of medium-light elements which exploits a weakly focusing polycapillary lens for the transmission of the…”
Get full text

A Multifrequency EPR Study on Organic-Capped Anatase TiO2 Nanocrystals by Fittipaldi, M, Curri, M. L, Comparelli, R, Striccoli, M, Agostiano, A, Grassi, N, Sangregorio, C, Gatteschi, D

“…A multifrequency electron paramagnetic resonance, EPR, study has been carried out on TiO2 nanocrystals (NCs) capped by organic moieties prepared according to…”
Get full text

GEMSTONES FROM VIGNA BARBERINI AT THE PALATINE HILL (ROME, ITALY) by GLIOZZO, E., GRASSI, N., BONANNI, P., MENEGHINI, C., TOMEI, M. A.

“…This study investigates 25 gemstones (23 intaglios and two undecorated cabochon, used between the third quarter of the first century ad and the second century…”
Get full text

Differential PIXE for investigating the layer structure of paintings by Mandò, P.A., Fedi, M.E., Grassi, N., Migliori, A.

“…This paper reports an example of how the differential PIXE technique can be successfully applied to the investigation of wood or canvas paintings. The work…”
Get full text

Characterization of a neutron imaging setup at the INES facility by Durisi, E.A., Visca, L., Albertin, F., Brancaccio, R., Corsi, J., Dughera, G., Ferrarese, W., Giovagnoli, A., Grassi, N., Grazzi, F., Lo Giudice, A., Mila, G., Nervo, M., Pastrone, N., Prino, F., Ramello, L., Re, A., Romero, A., Sacchi, R., Salvemini, F., Scherillo, A., Staiano, A.

“…The Italian Neutron Experimental Station (INES) located at the ISIS pulsed neutron source (Didcot, United Kingdom) provides a thermal neutron beam mainly used…”
Get full text

The present role of small particle accelerators for the study of Cultural Heritage by Mandò, P. A., Fedi, M. E., Grassi, N.

“… The role that small particle accelerators play in the field of applications to Cultural Heritage (for material analysis and dating) is critically discussed…”
Get full text

PIXE analysis of a painting by Giorgio Vasari by Grassi, N., Bonanni, P., Mazzotta, C., Migliori, A., Mandò, P. A.

“…Among ion beam analysis (IBA) techniques, particle induced x‐ray emission (PIXE) is the most widely used in the field of cultural heritage, providing the…”
Get full text

Validity of shape memory NiTi colon ring BioDynamix ColonRing™ (or NiTi CAR 27™) to prevent anastomotic colorectal strictures. Preliminary results by Grassi, N, Cipolla, C, Bottino, A, Graceffa, G, Montana, L, Privitera, C, Grassi, Roberto, Latteri, M A

“…Anastomotic strictures occur in 3-30% of colorectal anastomosis and one of the main causes may be a reaction to the presence of the metal staples used for…”
Get full text

Identification of lapis-lazuli pigments in paint layers by PIGE measurements by Grassi, N., Migliori, A., Mandò, P.A., Calvo del Castillo, H.

“…Lapis-lazuli is a semi-precious stone used in the past to produce a blue pigment. Its main component is lazurite, 3Na 2O·3Al 2O 3·6SiO 2·2Na 2S. The…”
Get full text

Feasibility of telementoring between Baltimore (USA) and Rome (Italy): the first five cases by Micali, S, Virgili, G, Vannozzi, E, Grassi, N, Jarrett, T W, Bauer, J J, Vespasiani, G, Kavoussi, L R

“…Telemedicine is the use of telecommunication technology to deliver healthcare. Telementoring has been developed to allow a surgeon at a remote site to offer…”
Get more information

DNA ploidy and S-phase fraction, but not p53 or NM23-H1 expression, predict outcome in colorectal cancer patients. Result of a 5-year prospective study by BAZAN, V, MIGLIAVACCA, M, FULFARO, F, PORCASI, R, MORELLO, V, NUARA, R. B, DARDANONI, G, SALERNO, S, VALERIO, M. R, DUSONCHET, L, GERBINO, A, GEBBIA, N, ZANNA, I, TOMASINO, R. M, RUSSO, A, TUBIOLO, C, CORSALE, S, CALO, V, AMATO, A, CAMMARERI, P, LATTERI, F, GRASSI, N

“…The aim of this study was to determine TP53 and NM23-H1 immunoreactivity, DNA ploidy, and S-phase fraction (SPF) in a series of 160 patients undergoing…”
Get full text

Differential PIXE measurements for the stratigraphic analysis of the painting Madonna dei fusi by Leonardo da Vinci by Grassi, N., Migliori, A., Mandò, P. A., Calvo del Castillo, H.

“…Traditional PIXE does not provide information about the layered structure that is characteristic of wood and canvas paintings. In such cases, a solution to…”
Get full text

Pulsed proton beam as a diagnostic tool for the characterization of semiconductor detectors at high charge densities by Carraresi, L, Castoldi, A, Grassi, N, Guazzoni, C, Hartmann, R, Mezza, D, Taccetti, F

“…We exploited the possibility of using a pulsed mono-energetic proton beam - coming from the DEFEL beam-line of the Tandetron accelerator at LaBEC (Laboratorio…”
Get full text

Vibration control systems in a building prototype: Application of SMA coil springs in diagonal bracing and TMD by Moraes, Yuri J.O., Rodrigues, Marcelo C., Silva, Antonio A., Grassi, Estephanie N.D., Araújo, Carlos J.

“…•Smart systems effectively damp structure vibrations but the added weight must be limited.•SMA springs were used in TMD and diagonal bracing passive vibration…”
Get full text