23 research outputs found

    Architetti e architetture italiane in Argentina. Problematiche conservative del patrimonio del '900

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    Lo straordinario interesse dell’architettura argentina del Novecento, nelle sue espressioni direttamente ‘importate’ attraverso l’azione di architetti europei, così come nelle manifestazioni anonime, prodotte localmente nel medesimo periodo eppure partecipi del gusto italianizzante, ha suscitato l’attenzione di studiosi delle diverse discipline storiche e architettoniche. Il confronto fra gli studiosi dei due paesi è indispensabile sia per la costruzione di un quadro storiografico completo del fenomeno migratorio, che ha coinvolto innumerevoli figure di professionisti italiani in un fecondo ambito di relazioni ‘in andata e ritorno’, sia per le azioni di protezione, salvaguardia e restauro di un patrimonio architettonico condiviso. Attualmente si manifesta l’esigenza di approfondire gli aspetti progettuali, tecnici e materiali connessi a queste realizzazioni, che paiono talvolta a rischio, soprattutto per un mancato riconoscimento di valore e significato, oltre che per mancanza di conoscenza diretta delle modalità costruttive e di impiego dei materiali: non si può che sperare che il concetto di patrimonio architettonico riesca sempre più ad allargarsi, includendo le architetture del Novecento (non solo di origine italiana) e la città stessa del XX secolo, nei suoi rapporti spaziali e dimensionali. El extraordinario interés por la arquitectura argentina del siglo XX, en sus expresiones directamente 'importadas' a través de la acción de los arquitectos europeos, como así también por las manifestaciones anónimas, producidas localmente en el mismo período e incluso partícipes de un gusto italianizante, ha llamado la atención de estudiosos de las diferentes disciplinas históricas y arquitectónicas. La confrontación entre estudiosos de los dos países es indispensable tanto para la construcción de un marco historiográfico completo del fenómeno migratorio, que involucró a un sinnúmero de figuras profesionales italianas en un ámbito fecundo de relaciones 'de ida y vuelta', como así también para las acciones de protección, preservación y restauración de un patrimonio arquitectónico compartido. Actualmente se manifiesta la necesidad de profundizar los aspectos proyectuales, técnicos y materiales vinculados con estas realizaciones, que a veces parecen estar en peligro, sobre todo por la falta de reconocimiento del valor y del significado que tienen, como así también por la falta de conocimiento directo de los métodos constructivos y de uso de los materiales. Esperemos que el concepto de patrimonio arquitectónico pueda ampliarse cada vez más, incluyendo las arquitecturas del novecientos (no sólo de origen italiano) y de la misma ciudad del siglo XX, en sus relaciones espaciales y dimensionales. Historical and architectural disciplines scholars’ attention has been attracted by the extraordinary features characterizing 20th century Argentine architecture, both in its expressions directly 'imported' by the emigrant European architects, and in the anonymous examples, locally built in the same period and sharing the Italianate style. The debate between scholars from the two countries is essential both for the construction of a comprehensive historiographical migration scheme, which involved several Italian architects in fruitful “back and forth” relationships, and for protection, preservation and restoration actions of this shared heritage. Design, technical and material aspects related to these achievements, should be deeply analyzed, as features currently seem to be endangered due to a misrecognition of their value and significance, as well as a lack of knowledge of constructive methods and use of materials; the hope is that the concept of architectural heritage expands more and more, to include 20th century architecture (not only that of Italian origin) and the concept of town in the same period, with its spatial and dimensional relationships

    Vallinfante: un masterplan per la ricostruzione

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    The thesis is set in the wider context of the 2016 centrai Italy earthquake and tries to contribute to the delicate issue of the reconstruction after such tragic events. The methodical analysis of the urban fabric of the town Vallinfante, taken as a case study, was crucial to understand the logics of the town's development throughout history. The generative rules of its urban layout were then used to develop a rnasterplan of the whole town which can act as a red thread for the single projects during the reconstruction process

    INNOVATIVE STRATEGIES FOR THE PLANNED CONSERVATION OF ARCHITECTURAL HERITAGE.

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    The paper will consist of three paragraphs in which will be treated, particularly in the first, the problems related to the planned conservation strategies, according to a critically informed approach applied to historical buildings, and new computer technologies. In the second, on the other hand, will be contextualized the strategic objectives conjugated according to brick architecture issues; and finally, the third section will show a case study as an example of good practice. The main objective is to separate the discussion from a mere succession of conservative actions, by carrying out the argument on a much properly theoretical subject with special emphasis on the architectural approach to the conservation issues based, in the first place, on the knowledge of used materials, on the supply tracks and, finally, on the common placing methods. The knowledge of these aspects is not secondary, because it properly involves those distinctive aspects of a technical culture that has been able to give different forms to the same material at different times; and not only that, in fact, depending on how, for example, a wall is laid changes its behaviour to deterioration issues and, as a result, the actions to be taken, under equal conditions, may be different. The challenge, of course, is to ensure the conservation of architectural heritage through preventive and planned actions, by postponing isolated intervention to exceptional events supported by a meticulous maintenance and monitoring activity

    La Settima edizione del Premio Domus Restauro e Conservazione: Sessione Tesi. The 7th Edition of the Domus international Prize for Conservation and Preservation: the Theses Division

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    Presentazione degli esiti della competizione per l’anno 2018 sui temi della conservazione e del restauro architettonico, promosso dal Dipartimento di Architettura di Ferrara con il sostegno di Fassa BortoloThe conservation and architectural preservation issues illustrated by the outcomes of the competition promoted by the Department of Architecture in Ferrara with the Fassa Bortolo suppor

    La Sesta edizione del Premio Domus Restauro e Conservazione: Sessione Opere realizzate

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    Una innovativa sintesi tra tradizione locale e linguaggio contemporaneo nel rispetto dei principî conservativi che regolano l’intervento sulle preesistenzeAn innovative combination between local tradition and contemporary language, respecting the conservative principles of restoratio

    Servizio di gestione dei dati energetici degli edifici proposto nel Progetto Sunshine Meter and Sensor Data Management Service for Buildings proposed in the context of Project Sunshine

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    Nell'ambito dello sviluppo della piattaforma SUNSHINE (www.sunshineproject.eu), dedicata allo sviluppo di servizi informativi a supporto di una gestione energetica più efficiente di edifici e impianti di illuminazione, è stato sviluppato un servizio di Sensor Data Management che estende le comuni funzionalità di meter data management dei dati di lettura di consumi al management di dati che provengono più genericamente da sensori di diverso tipo. I pilot del progetto SUNSHINE forniscono in-fatti non solo i dati relativi al consumo energetico (elettricità, gas, teleriscaldamento, etc), ma anche altri tipi di dati (ad es. le condizioni meteo esterne agli edifici e la tempe-ratura interna) che pure necessitano di essere raccolti e gestiti. Tutte queste diverse tipologie di dati sono memorizzate nello stesso database e ge-stite attraverso procedure comuni e seguendo protocolli di comunicazione standard che saranno descritti in questo articolo.During the development of SUNSHINE’s platform (www.sunshineproject.eu), aimed at developing information services to support a more energy-efficient manage-ment of buildings and light lines, a Sensor Data Management Service has been imple-mented extending the simple management of smart metering data to the management of data coming more generally from heterogeneous sensors. The reason being that SUN-SHINE’s pilots are providing not just consumption data (electricity, gas heating, district heating, etc), but also other types of data (e.g. weather or indoor temperature) that also need to be collected and managed. All these data types are stored in the same database and managed with common procedures and conforming to standard communication protocols which will be de-scribed in this paper

    Servizio di Pre-Certificazione della Prestazione Energetica degli Edifici a Scala Urbana proposto nell’ambito del Progetto Sunshine Building Energy Pre-Certification Service at Urban Scale proposed in the context of Project Sunshine

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    Nel 2012 il Comune di Ferrara ha firmato il Patto dei Sindaci, il principale movimento europeo che coinvolge le autorità locali per ridurre le emissioni di gas serra entro il 2020 attraverso l’aumento dell’efficienza energetica e l’utilizzo di energie rinnovabili. L’obiettivo di riduzione dei gas serra definito dalla Municipalità di Ferrara è del 25%, con un risparmio pari a due terzi delle emissioni degli edifici. Una delle azioni del PAES è legata al progetto SUNSHINE (Smart UrbaN Ser-vIces for Higher eNergy Efficiency, www.sunshineproject.eu), finalizzato all’attuazione di un servizio di pre-certificazione della prestazione energetica degli edifici basato su informazioni geografiche aperte e messe a disposizione da fonti istituzionali. I Servizi del Comune di Ferrara sono stati significativamente coinvolti nella modellazione e nella creazione di un archivio pubblico di informazioni geografiche sulle prestazioni energetiche degli edifici basato sul progetto “City GML Energy ADE”. Il servizio di pre-certificazione proposto da SUNSHINE è un processo automatico volto ad una stima veloce della prestazione energetica degli edifici alla scala urbana, attraverso proprietà geografiche-geometriche, e termo-fisiche degli edifici. Per eseguire in modo efficiente il servizio è stata inoltre predisposta un’applicazione mobile (Map4Data) mirata al controllo sul campo della correttezza e della completezza delle informazioni, quali: età di costruzione, usi, altezze, numero di piani…In 2012 the Municipality of Ferrara, Italy, signed up to the Covenant of Mayors, the mainstream European movement involving local authorities to reduce greenhouse gas emissions (GHG) by 2020 by increasing energy efficiency and through the use of renewable energy sources. The GHG target reduction defined in Ferrara is 25%, with two thirds of the saved emissions from buildings. One of the actions of the CoM Sus-tainable Energy Action Plan (SEAP) is related to the SUNSHINE project (Smart UrbaN ServIces for Higher eNergy Efficiency, www.sunshineproject.eu) for the implementation of a buildings energy pre-certification service, using open geodata already available from authoritative sources. The Municipal Departments have been deeply involved in the modelling and crea-tion of a public repository of detailed geodata on building energy performance, based on the draft “CityGML Energy ADE”. The building energy pre-certification service is an automatic process to rapidly es-timate the energy performance of buildings at large-scale, using geographical - geomet-ric, physical and thermal properties of buildings. To efficiently run the service, a dedicated mobile application (Map4Data) was im-plemented to allow professional users to check “on-the-field” the correctness and com-pleteness of buildings’ geodata properties (e.g. age of construction, uses, heights, floors, etc.)

    A new photocrosslinkable oligothiophene for organic solar cells with enhanced stability

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    A novel thiophenic tetramer containing a cinnamate group in the side chain with a functionalization degree of 50% is reported. The tetramer was obtained by means of a simple and straightforward procedure involving the functionalization of a p-methoxyphenoxy substituted thiophenic precursor, which led to a soluble product with a good yield. The oligomer was fully characterized from a structural and chemical point of view and employed for the fabrication of small molecule organic solar cells exploiting the bulk heterojunction (BHJ) architecture. The presence of an UV-light sensitive group in the tetramer allowed the photocrosslinking of tetramer/PCBM blends, giving high values of photocurrent and conversion efficiency for the exposed samples. Moreover, the UV-treated devices showed improved stability, even upon heating for three days at 130 \ub0C, thus confirming that photocrosslinking can strongly reduce phase segregation under severe operational conditions

    Synthesis of 1-Amino-3-oxo-2,7-naphthyridines via Smiles Rearrangement: A New Approach in the Field of Chemistry of Heterocyclic Compounds

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    In this paper we describe an efficient method for the synthesis of new heterocyclic systems: furo[2,3-c]-2,7-naphthyridines 6, as well as a new method for the preparation of 1,3-diamino-2,7-naphthyridines 11. For the first time, a Smiles rearrangement was carried out in the 2,7-naphthyridine series, thus gaining the opportunity to synthesize 1-amino-3-oxo-2,7-naphthyridines 4, which are the starting compounds for obtaining furo[2,3-c]-2,7-naphthyridines. The cyclization of alkoxyacetamides 9 proceeds via two different processes: the expected formation of furo[2,3-c]-2,7-naphthyridines 10 and the ‘unexpected’ formation of 1,3-diamino-2,7-naphthyridines 11 (via a Smiles type rearrangement)

    Synthesis, characterization, and reactivity studies of heterodinuclear complexes modeling active sites in purple Acid phospatases.

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    To model the heterodinuclear active sites in plant purple acid phosphatases, a mononuclear synthon, [Fe(III)(H(2)IPCPMP)(Cl(2))][PF(6)] (1), has been generated in situ from the ligand 2-(N-isopropyl-N-((2-pyridyl)methyl)aminomethyl)-6-(N-(carboxylmethyl)-N-((2-pyridyl)methyl)amino methyl)-4-methylphenol (IPCPMP) and used to synthesize heterodinuclear complexes of the formulas [Fe(III)M(II)(IPCPMP)(OAc)(2)(CH(3)OH)][PF(6)] (M = Zn (2), Co (3), Ni (4), Mn (5)), [Fe(III)Zn(II)(IPCPMP)(mpdp)][PF(6)] (6) (mpdp = meta-phenylene-dipropionate), and [Fe(III)Cu(II)(IPCPMP) (OAc)}(2)(μ-O)][PF(6)] (7). Complexes 2-4, 6, and 7 have been crystallographically characterized. The structure of 6 is a solid state coordination polymer with heterodinuclear monomeric units, and 7 is a tetranuclear complex consisting of two heterodinuclear phenolate-bridged Fe(III)Cu(II) units bridged through a μ-oxido group between the two Fe(III) ions. Mössbauer spectra confirm the presence of high spin Fe(III) in an octahedral environment for 1, 3, and 5 while 2 and 4 display relaxation effects. Magnetic susceptibility measurements indicate weak antiferromagnetic coupling for 3, 4, and 5 and confirm the assignment of the metal centers in 2-5 as high spin Fe(III)-M(II) (M = Zn, Co (high spin), Ni (high spin), Mn (high spin)). Complexes 2-5 are intact in acetonitrile solution as indicated by IR spectroscopy (for 2-4) and electrospray ionization mass spectrometry (ESI-MS) but partly dissociate to hydroxide species and a mononuclear complex in water/acetonitrile solutions. UV-vis spectroscopy reveal pH-dependent behavior, and species that form upon increasing the pH have been assigned to μ-hydroxido-bridged Fe(III)M(II) complexes for 2-5 although 2 and 3 is further transformed into what is propsed to be a μ-oxido-bridged tetranuclear complex similar to 7. Complexes 2-5 enhance phosphodiester cleavage of 2-hydroxy-propyl-p-nitrophenyl phosphate (HPNP) and bis(2,4-dinitrophenyl)phosphate (BDNPP), but the reactivities are different for different complexes and generally show strong pH dependence
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