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Innovative architectures in ferroelectric multi-materials:Chemistry,interfaces and strain

Journal of Advanced Dielectrics 2015年第2期5卷 3-13页

作者： C.Elissalde U.-C.Chung g.philippot J.Lesseur R.Berthelot D.Sallagoity M.Albino R.Epherre g.Chevallier S.Buffière A.Weibel D.Bernard J.Majime C.Aymonier *** C.Estournès M.Maglione CNRS Univ.BordeauxICMCBUPR 9048F-33600 PessacFrance CNRS Univ.ToulouseUPSINPInstitut Carnot CirimatF-31602 ToulouseFrance ICMN Univ.Catholique deLouvainB-1348Louvain-la-NeuveBelgium

Breakthroughs can be expected in multi-component ceramics by adjusting the phase assembly and the micro–*** the architecture of multi-materials at different scales is still challenging and provides a great opportunity to broaden the range of functionalities in the field of ferroelectric-based *** used the potentialities of Spark Plasma Sintering(SPS)to control a number of key parameters regarding the properties:anisotropy,interfaces,grain size and strain *** flexibility of the wet and supercritical chemistry routes associated with the versatility of SPS allowed designing newferroelectric composite ceramics at different *** approaches are illustrated through various examples based on our work on ferroelectric/dielectric composites.

关键词： Ceramics composites nanostructures ferroelectric dielectric spark plasma sintering structure-property relationships.

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Olga Picasso

Olga Picasso

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作者： edited by Emilia philippot Joachim Pissarro Bernard Ruiz-Picasso.

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Salmonella infection after anterior cruciate ligament reconstruction:A case report

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World Journal of Orthopedics 2021年第4期12卷 246-253页

作者： Thomas Neri Margaux Dehon Elisabeth Botelho-Nevers Celine Cazorla Sven Putnis Remi philippot Frederic Farizon Bertrand Boyer Department of Orthopaedic Surgery University Hospital Centre of Saint-EtienneSaint-Etienne 42000France EA 7424-Inter-University Laboratory of Human Movement Science University Lyon-University Jean Monnet Saint EtienneSaint Etienne 42000France Infectious Diseases Department University Hospital of Saint-EtienneSaint-Etienne 42000France Avon Orthopaedic Centre Southmead HospitalBristolBS105NBUnited Kingdom

BACKgROUND Infections after anterior cruciate ligament reconstruction(ACLR)are *** cases of Salmonella infection have been described to our *** SUMMARY We describe a rare case of Salmonella infection in a 23-year-old patient following an *** patient presented with subacute septic arthritis,26 d after a hamstring autograft *** pathogen,Salmonella enterica typhimurium was isolated by bacteriological sampling of the first arthroscopic *** arthroscopic lavages were required,with intravenous antibiotic therapy for two weeks with cefotaxime and ciprofloxacin,followed by oral antibiotics with amoxicillin and ciprofloxacin for a total duration of three *** approach treated the infection but two years after the septic arthritis,faced with ongoing knee instability due to graft damage,a revision ACLR with a bone-tendon-bone graft was *** the last follow-up,full range of knee motion had been achieved and sports activities *** Infection after ACLR is rare and requires an early diagnosis and management in order to treat the infection and prevent arthritis-related joint cartilage destruction and damage to the graft.

关键词： Knee Anterior cruciate ligament Infection Salmonella Case report

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Neoarchean atmospheric chemistry and the preservation of S-MIF in sediments from the São Francisco Craton

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geoscience Frontiers 2022年第5期13卷 207-226页

作者： Alice Bosco-Santos William Patrick gilhooly Ⅲ Paola de Melo-Silva Fotios Fouskas Amaury Bouyon João gabriel Motta Mauricio Rigoni Baldim Wendell Fabricio-Silva Pascal philippot Elson Paiva Oliveira Department of geology and Natural Resources University of CampinasCampinasSP 13083855Brazil Department of Earth Sciences Indiana University-Purdue University IndianapolisIndianapolisINUSA Institut de Physique du globe de Paris Universitéde ParisCNRS-UMR 715475005 Paris Cedex 05France Vizlab-X-Reality and geoInformatics Lab UNISINOSSão LeopoldoRS 93022-750Brazil geosciences Department Federal University of Mato GrossoCuiabáMTBrazil geosciences Institute University of BrasiliaBrasíliaDistrito Federal 70910-900Brazil Institute of geography and geology University of Würzburg97074 WürzburgGermany géosciences Montpellier Universitéde MontpellierCNRSUniversitédes AntillesMontpellierFrance Institute of Astronomy Geophysicsand Atmospheric SciencesUniversity of São PauloRua do Matão 1226São PauloBrazil

Sulfur mass-independent fractionation(S-MIF)preserved in Archean sedimentary pyrite is interpreted to reflect atmospheric *** ranges in Δ^(33)S that expanded into larger fractionations leading up to the great Oxygenation Event(gOE;2.45–2.2 ga)are disproportionately represented by sequences from the Kaapvaal and Pilbara *** patterns of S-MIF attenuation and enhancement may differ from the timing and magnitude of minor sulfur isotope fractionations reported from other cratons,thus obscuring local for global sulfur cycling *** expanding the Δ^(33)S record to include the relatively underrepresented São Francisco Craton in Brazil,we suggest that marine biogeochemistry affected S-MIF preservation prior to the *** an early Neoarchean sequence(2763–2730 Ma)from the Rio das Velhas greenstone Belt,we propose that low δ^(13)Corg(genetic process of anaerobic methane *** overlying black shale(TOC up to 7.8%)with higher δ^(13)Corg(-33.4‰to-19.2‰)and expanded Δ^(33)S(2.3‰±0.8‰),recorded oxidative sulfur cycling that resulted in enhance preservation of S-MIF input from atmospheric sources of elemental *** sequence culminates in a metasandstone,where concomitant changes to more uniform δCorg(-30‰to--25‰),potentially associated with the RuBisCO I enzyme,and near-zero Δ^(33)S(-0.04‰to 0.38‰)is mainly interpreted as evidence for local oxygen *** placed in the context of other sequences worldwide,the Rio das Velhas helps differentiate the influences of global atmospheric chemistry and local marine diagenesis in Archean biogeochemical *** data suggest that prokaryotic sulfur,iron,and methane cycles might have an underestimated role in pre-gOE sulfur minor isotope records.

关键词： S-MIF preservation Archean atmospheric chemistry gOE São Francisco Craton

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Unraveling one billion years of geological evolution of the southeastern Amazonia Craton from detrital zircon analyses

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geoscience Frontiers 2022年第5期13卷 129-152页

作者： Camille Rossignol Paul Yves Jean Antonio Francesco Narduzzi Eric Siciliano Rego Lívia Teixeira Romário Almeida de Souza Janaína N.Ávila Marco A.L.Silva Cristiano Lana Ricardo I.F.Trindade Pascal philippot Departamento de geofísica Instituto de AstronomiaGeofísica e Ciências Atmosféricas da Universidade de São PauloRua do Matão1226-Cidade UniversitáriaSão Paulo 05508-090Brazil Institut de Physique du globe de Paris Universitéde ParisCNRSParisFrance géosciences Montpellier Universitéde MontpellierCNRSUniversitédes AntillesMontpellierFrance Instituto de geociências Universidade de São PauloRua do Lago562-Cidade UniversitáriaSão Paulo 05508-080Brazil Instituto de geociências e Engenharias Universidade Federal do Sul e Sudeste do Pará–UNIFESSPAFolha 17Quadra 04Lote especialNova MarabáMarabáPará68505-080Brazil Research School of Earth Sciences The Australian National University142 Mills RoadCanberraACT 2601Australia Applied Isotope Research group Departamento de GeologiaEscola de MinasUniversidade Federal de Ouro PretoRua Diogo de Vasconcelos12235400-000 Ouro PretoMGBrazil

Despite representing one of the largest cratons on Earth,the early geological evolution of the Amazonia Craton remains poorly known due to relatively poor exposure and because younger metamorphic and tectonic events have obscured initial *** this study,we investigated the sedimentary archives of the Carajás Basin to unravel the early geological evolution of the southeastern Amazonia *** Carajás Basin contains sedimentary rocks that were deposited throughout a long period spanning more than one billion years from the Mesoarchean to the *** oldest archives preserved in this basin consist of a few ca.3.6 ga detrital zircon grains showing that the geological roots of the Amazonia Craton were already formed by the *** the Paleoarchean or the early Mesoarchean(ga),the Carajás Basin was large and rigid enough to sustain the formation and preservation of the Rio Novo group greenstone ***,during the Neoarchean,at ca.2.7 ga,the southeastern Amazonia Craton witnessed the emplacement of the Parauapebas Large Igneous Province(LIP)that probably covered a large part of the craton and was associated with the deposition of some of the world largest iron *** emplacement of this LIP immediately preceded a period of continental extension that formed a rift infilled first by iron formations followed by terrigenous *** major change of sedimentary regime might have been controlled by the regional tectonic evolution of the Amazonia Craton and its emergence above *** the Paleoproterozoic,at ca.2.1 ga,the Rio Fresco group,consisting of terrigenous sediments from the interior of the Amazonia Craton,was deposited in the Carajás *** that time,the Amazonian lithosphere could have either underwent thermal subsidence forming a large intracratonic basin or could have been deformed by long wavelength flexures that induced the formation of basins and swells throughout the craton under the influence of

关键词： Carajás Basin Chemical Abrasion–LA-ICP-MS analyses Age distribution comparison Parauapebas Large Igneous Province Transamazonian orogeny

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