206,132 research outputs found

    Koenig e l'industrial design

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    Il saggio affronta come si è organizzato nel tempo, fin dalla fine degli anni Cinquanta, l’interesse culturale per l’industrial design da parte di Giovanni Klaus Koenig: interesse che ha definito nel tempo le sue scelte accademiche, la sua didattica universitaria, le sue scelte di progettista nel settore dei mezzi di trasporto su rotaia, la sua ricca attività di studioso e di critico. Il ruolo, incisivo e innovativo, che Koenig ha svolto in questo settore è inserito nel dibattito nazionale, di cui è stato vivace esponente.The essay deals with how Giovanni Klaus Koenig's cultural interest in industrial design has evolved over time, since the end of the 1950s: an interest that has defined his academic choices, his academic teaching, his choices as a designer in the rail transport sector and his rich activity as a scholar and critic. The powerful and innovative role that Koenig has played in this sector is very much entangled with the national debate, of which he has been a lively contributor

    Giovanni Klaus Koenig, un moderno Odisseo

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    Il saggio affronta la biografia di Giovanni Klaus Koenig e ricostruisce la sua figura di studioso, di docente e di progettista. Analizza e contestualizza l’indirizzo della sua carriera accademica, i suoi interessi disciplinari, le sue scelte culturali di ricercatore, di progettista in campo architettonico, di designer di mezzi di trasporto su rotaia, di storico e di critico tanto di architettura contemporanea quanto di industrial design..The essay deals with Giovanni Klaus Koenig’s biography and reconstructs his figure as a scholar, as a teacher and as a designer. It examines and contextualizes the direction of his academic career, his disciplinary interests, his cultural choices as a researcher, as a designer in the architectural field, as a designer of rail means of transport and as an historian and critic of both contemporary architecture and industrial design

    Rigidity in topology C^0 of the Poisson bracket for Tonelli Hamiltonians

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    International audienceWe prove the following rigidity result for the Tonelli Hamiltonians. Let T * M be the cotangent bundle of a closed manifold M endowed with its usual symplectic form. Let (F_n) be a sequence of Tonelli Hamiltonians that C^0 converges on the compact subsets to a Tonelli Hamiltonian F. Let (G_n) be a sequence of Hamiltonians that that C^0 converges on the compact subsets to a Hamiltonian G. We assume that the sequence of the Poisson brackets ({F_n , G_n }) C^0-converges on the compact subsets to a C^1 function H. Then H = {F, G}

    Amblyomma romitii Tonelli Rondelli 1939

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    108. Amblyomma romitii Tonelli Rondelli, 1939. A Neotropical species whose adults and nymphs have been found on Rodentia: Caviidae; adult ticks alone have been recovered from Didelphimorphia: Didelphidae. Amblyomma romitii is a rare parasite of humans. M: Tonelli Rondelli (1939) F: Tonelli Rondelli (1939) N: Tonelli Rondelli (1939) L: Barros-Battesti et al. (2012) Redescriptions M: Floch and Abonnenc (1940), under the name Amblyomma tasquei, a synonym of Amblyomma romitii, Floch and Fauran (1958), Onofrio et al. (2006b), Barros-Battesti et al. (2007a), Dantas-Torres et al. (2019b) F: Floch and Abonnenc (1940), under the name Amblyomma tasquei, Floch and Fauran (1958), Onofrio et al. (2006b), Barros-Battesti et al. (2007a), Dantas-Torres et al. (2019b) N: Martins et al. (2010) L: none Note: Amblyomma romitii had been considered a synonym of Amblyomma extraoculatum but it was definitively reinstated as a valid species by Barros-Battesti et al. (2007a). See also Amblyomma extraoculatum.Published as part of Guglielmone, Alberto A., Petney, Trevor N. & Robbins, Richard G., 2020, Ixodidae (Acari: Ixodoidea): descriptions and redescriptions of all known species from 1758 to December 31, 2019, pp. 1-322 in Zootaxa 4871 (1) on pages 117-118, DOI: 10.11646/zootaxa.4871.1.1, http://zenodo.org/record/442334

    Comparison of Tm-sensitized Ho:YAG and Ho:YLF crystals for a laser-pumped 2 mu m CW oscillator

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    We report on a comparison of YAG and YLF crystals for Tm,Ho based CW laser systems operating at 2 mu m. As pump source we have used both a Ti:Al2O3 laser and an array of diode lasers in order to quantitatively assess the relevance of the pump beam spatial features on the 2 mu m laser performance. The results are compared with the predictions of a computer simulation using a rate equation model

    Environmental stress and flowering time: the photoperiodic connection

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    Plants maximize their chances to survive adversities by reprogramming their development according to environmental conditions. Adaptive variations in the timing to flowering reflect the need for plants to set seeds under the most favorable conditions. A complex network of genetic pathways allows plants to detect and integrate external (e.g., photoperiod and temperature) and/or internal (e.g., age) information to initiate the floral transition. Furthermore different types of environmental stresses play an important role in the floral transition. The emerging picture is that stress conditions often affect flowering through modulation of the photoperiodic pathway. In this review we will discuss different modes of cross talk between stress signaling and photoperiodic flowering, highlighting the central role of the florigen genes in this process.Matteo Riboni, Alice Robustelli Test, Massimo Galbiati, Chiara Tonelli & Lucio Cont

    M. Gualtieri, L’estate romana (1977-1985). La città, la politica, l’effimero

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    Storia culturale, sociale, urbana, politica a partire dalle Estati romane, un laboratorio di studio e analis

    Abitare domani: sfide e opportunità per la Smart City

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    "La nascita dell’agricoltura segna, agli inizi della civiltà, la costituzione delle due più antiche professioni al mondo: l’agronomo e l’architetto. … L’agronomo in grado di comprendere la qualità del terreno e sapere come trattare le sementi, e l’architetto in quanto deputato all’organizzazione creativa del nuovo ambiente umano, ovvero la gestione dello spazio che racchiude la zona nella quale si concentrano le attività e la vita degli agricoltori”. Ecco la nascita della città, uno dei tre assi portanti del convegno “Città, Memoria, Gente” in cui si inseriva la sessione “Architettura, Sostenibilità, Energia” che ho moderato. Senza la città i tre temi della sessione non avrebbero lo stesso portato. Un casale isolato nella campagna è un’architettura, è sostenibile e produce la propria energia, almeno quella alimentare per i suoi abitanti. Ci interessava però mettere a fuoco il meccanismo che unisce gli edifici al loro essere insieme in un agglomerato che si è fatto città, dove si intessono relazioni umane, dove si creano condizioni di sostenibilità, dove si consuma ma si può produrre energia."The birth of agriculture marks the beginning of civilization, the formation of the two oldest professions in the world: the agronomist and the architect. The agronomist ... able to understand the quality of the land and to know how to treat the seeds, and the architect as deputy of the creative organization of the new human environment, such as the management of the space that encloses the area where activities and the lives of farmers are concentrated" (Sergio Di Cori Modigliani, “La narrativa esistenziale di Territorio zero”, in Territorio Zero, per una società a emissioni zero e chilometri zero, a cura di Livio De Santoli e Angelo Consoli, Minimum fax, Roma, 2013). Here it is the birth of the “Cities”, one of the three themes of the conference "Cities, Memory, People" where the session "Architecture, Sustainability, Energy ", which I moderated, was. Without the city the three themes of the session would not have brought the same. An isolated house in the countryside is an architecture, it is sustainable and produces its own energy, at least feed its inhabitants. We were interested, however, to focus on the mechanism that links the buildings to their being together in a cluster that has made the city where human relations weave, where sustainable conditions could be created, where it is possible to consume as well to produce energy.Peer Reviewe
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