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| 1 | Experimental Investigation of Separation and Transition Processes on a High-Lift Low-Pressure Turbine Profile Under Steady and Unsteady Inflow at Low Reynolds Number显示文摘The effects induced by the presence of incoming wakes on the boundary layer developing over a high-lift low-pressure turbine profile have been investigated in a linear cascade at mid-span.The tested Reynolds number is 70000,typical of the cruise operating condition.The results of the investigations performed under steady and unsteady inflow conditions are analyzed.The unsteady investigations have been performed at the reduced frequency of f+=0.62,representative of the real engine operating condition.Profile aerodynamic loadings as well as boundary layer velocity profiles have been measured to survey the separation and transition processes.Spectral analysis has been also performed to better understand the phenomena associated with the transition process under steady inflow.For the unsteady case,a phase-locked ensemble averaging technique has been employed to reconstruct the time-resolved boundary layer velocity distributions from the hot-wire instantaneous signal output.The ensemble-averaging technique allowed a detailed analysis of the effects induced by incoming wakes-boundary layer interaction in separation suppression.Time-resolved results are presented in terms of mean velocity and unresolved unsteadiness time-space plots. | Satta F Simoni D Ubaldi M Zunino P Bertini F | 2010 | Journal of Thermal Science2010,19,1: | 9 |
| 2 | Ursodeoxycholic acid improves gastrointestinal motility defects in gallstone patients显示文摘AIM: To simultaneously evaluate the presence of defects in gallbladder and gastric emptying, as well as in intestinal transit in gallstone patients (GS) and the effect of chronic ursodeoxycholic acid (UDCA) administration on these parameters and on serum bile acids and clinical outcome in GS and controls (CTR). METHODS: After a standard liquid test meal, gallbla-dder and gastric emptying (by ultrasound), oroileal transit time (OITT) (by an immunoenzymatic technique) and serum bile acids (by HPLC) were evaluated before and after 3 mo of UDCA (12 mg/kg bw/d) or placebo administration in 10 symptomatic GS and 10 matched healthy CTR. RESULTS: OITT was longer in GS than in CTR (P < 0.0001); UDCA significantly reduced OITT in GS (P < 0.0001), but not in CTR. GS had longer gastric half-emptying time (t1/2) than CTR (P < 0.0044) at baseline; after UDCA, t1/2 significantly decreased (P < 0.006) in GS but not in CTR. Placebo administration had no effect on gastric emptying and intestinal transit in both GS and CTR. CONCLUSION: The gallstone patient has simultaneous multiple impairments of gallbladder and gastric emptying, as well as of intestinal transit. UDCA administration restores these defects in GS, without any effect in CTR. These results confirm the pathogenetic role of gastrointestinal motility in gallstone disease and suggest an additional mechanism of action for UDCA in reducing bile cholesterol supersaturation. | A Colecchia G Mazzella L Sandri F Azzaroli M Magliuolo P Simoni ML Bacchi-Reggiani E Roda D Festi | 2006 | World Journal of Gastroenterology2006,12,33: | 4 |
| 3 | De-sign,synthesis and biological evaluation of novel stilbene-based antitumor agents显示文摘 | SIMONI D INVIDIATA F P ELEOPRA M | 2009 | Bioorg Med Chem2009,17,2: | 1 |
| 4 | Nuclear organization of active and inactive chromatin domains uncovered by chromosome conformation capture-on-chip(4C)显示文摘 | Simonis M Klous P Splinter E | 2006 | Nat Genet2006,38,11: | 1 |
| 5 | Stilbene-based anticancer agents: Resveratrol analogues active toward HIf30 leukemic cells with a non-specific phase mecha- nism 显示文摘 | Simoni D Roberti M Invidiata F P | 2006 | Bioorg Med Chem Lett2006,16,12: | 1 |
| 6 | Effects of dietary a-linolenic acid on the conversion and oxidation of 13C-a-linolenic acid 显示文摘 | Vermunt S H Mensink R P Simonis M M | 2000 | Lipids2000,35,: | 1 |
| 7 | Methanolysis of soybean oil in the presence of tin ( IV ) complexes 显示文摘 | Davi A C Ferreira Mario R Meneghett Simoni M P Me- neghetti | 2007 | Applied Catalysis A : General2007,317,1: | 1 |
| 8 | Eosinophilic inflammation in asthma 显示文摘 | Bousquet J Chanez P Lacoste JY Barneon G Ghavanian N Enander I Venge P Ahlstedt S Simony - Lafontaine J Godard P | 1990 | N Engl J Med1990,323,: | 1 |
| 9 | Vibrational and thermal study on the in vitro and in vivo degradation of a bioabsorbable periodontal membrane: Vicryl Perri- odontal Mesh(Polyglactin 910) 显示文摘 | TADDEI P MONTI P SIMONI R | 2002 | Journal of Mate- rials Science-Materials in Medicine2002,13,: | 1 |
| 10 | Development and validation of an ultrasensitive chemiluminescent enzyme immunoassay for aflatoxin M1 in milk显示文摘 | MAGLILO M MIRASOLI M SIMONI P | 2005 | J Agric Food Chem2005,53,: | 1 |
| 11 | Tetramethylguanidine (TMG)-catalyzed addition of dialkyl phosphites to α,β-un- saturated carbonyl compounds, alkenenitriles, aldehydes, ketones and imines 显示文摘 | Simoni D Invidiata F P Manferdini M | 1998 | Tetrahedron Lett1998,39,41: | 1 |
| 12 | STM study of a grain boundary in graphite显示文摘 | SIMONIS P GOFFAUX C THIRY P A BIRO L P LAMBIN P H MEUNIER V | 2002 | Surface Science2002,511,13: | 1 |
| 13 | Antiretroviral Adherence Interventions:A Review of Current Literature and Ongoing Studies显示文摘 | Simoni J Frick P Pantalone D | 2003 | Tropics in HIV medicine2003,11,6: | 1 |
| 14 | AIDS-related knowledge, fear,and behavioral change among nurses in Taiwan显示文摘 | Wang J Simoni P Paterson J | 1993 | Public Health Nursing1993,10,4: | 1 |
| 15 | Flavonol monoglycosides isolated from the antiviral fractions of Persea americana (Lauraceae) leaf infusion 显示文摘 | De Almeida A P Miranda M M F S Simoni I C | 1998 | PhytotherRes1998,12,8: | 1 |
| 16 | A rapid multiplexed chemiluminescent immunoassay for the detection of Escherichia coli O157: H7, Yersinia enterocolitica, Salmonella typhimurium, and Listeria monocytogenes pathogen bacteria显示文摘 | MAGLIULO M SIMONI P GUARDIGLI M | 2007 | J Agric Food Chem2007,5,13: | 1 |
| 17 | Two distinct mechanisms mediate a differential regulation of protein kinase C isozymes in acute and prolonged myocardial ischemia显示文摘 | STRASSER R H SIMONIS G SCHON S P | 1999 | Circ Res1999,85,1: | 1 |
| 18 | Vibrational and thermal study on the in vitro and in vivo degradation of a bioabsorbable periodontal membrane:Vicryl Perriodontal Mesh(Polyglactin 910)显示文摘 | Taddei P Monti P Simoni R | 2002 | J Mater Sci Mater Med2002,13,1: | 1 |
| 19 | Regulation of protein kinase C isozymes in volume overload cardiac hypertrophy显示文摘 | Braun MU LaRosee P Simonis G | 2004 | Mol Cell Biochem2004,262,: | 1 |
| 20 | Residues of antimicrobial drugs and feed additives in animal products显示文摘 | Simoni P G Revesado P R Cadahia O | 2000 | Livestock Production Science2000,871,: | 1 |