Results 31 to 40 of about 6,207 (212)

Static analysis and parameters synthesis of planetary-layshaft transmissions with three power flows

open access: yesMATEC Web of Conferences, 2018
The increase in the number of transmission ratios in the vehicles gearboxes leads to an increase in the number of mechanisms used and their complication. One way to obtain simple designs of multi-speed transmissions with smaller number of gears, clutches,
Salamandra Konstantin
doaj   +1 more source

Amphibians of the Simbruini Mountains (Latium, Central Italy)

open access: yesActa Herpetologica, 2010
Little attention has been paid to the herpetological fauna of the Simbruini Mountains Regional Park, Latium (Central Italy). In this study, we surveyed 50 sites in the course of about ten years of field research, especially during the period 2005-2008 ...
Pierangelo Crucitti   +6 more
doaj   +1 more source

Robot salamandra anfibio con locomoción bioinspirada

open access: yesIngenius: Revista de Ciencia y Tecnología, 2017
En este artículo se presenta el desarrollo de un robot anfibio con una dinámica de movimiento bioinspirada en la locomoción de la salamandra (Cryptobranchidae).
Wilbert G. Aguilar   +3 more
doaj   +1 more source

Organic photo-voltaic cells and photo-detectors based on polymer bulk-heterojunctions [PDF]

open access: yes, 2010
Negli ultimi decenni, l’uso dei materiali organici per la realizzazione di dispositive elettronici si è guadagnato l’attenzione di molti gruppi di ricercatori.
Salamandra, L, Salamandra, Luigi
core   +1 more source

Acoustic enrichment in wildlife passages under railways improves their use by amphibians

open access: yesGlobal Ecology and Conservation, 2020
Linear transport infrastructure can impact wildlife directly or indirectly, and amphibians are particularly affected. In some cases, mitigation measures – such as tunnels below the linear transport infrastructure – are implemented, but an evaluation of ...
Guillaume Testud   +6 more
doaj   +1 more source

The Antioxidant Peptide Salamandrin-I: First Bioactive Peptide Identified from Skin Secretion of Salamandra Genus (Salamandra salamandra)

open access: yesBiomolecules, 2020
Amphibian skin is a multifunctional organ that plays key roles in defense, breathing, and water balance. In this study, skin secretion samples of the fire salamander (Salamandra salamandra) were separated using RP-HPLC and de novo sequenced using MALDI ...
Alexandra Plácido   +15 more
doaj   +1 more source

Divorcio en Buda: luces y sombras de la justicia y de quien imparte justicia

open access: yesEstudios de Derecho, 2015
Reseña del libro: Márai, S. (2002). Divorcio en Buda. Barcelona: Ediciones Salamandra.
Miguel Ángel Montoya Sánchez
doaj   +1 more source

Efecto de latex de Croton lechleri (sangre de grado) en la regeneración de extremidades amputadas de salamandras (Ambystoma mexicanum)

open access: yesRevista Internacional de Salud Materno Fetal, 2020
Objetivo: Demostrar el efecto del latex Croton lechleri (sangre de grado) en la regeneración de las extremidades amputadas de salamandras. Material y método: Estudio experimental con grupo control. Se realizó la distribución aleatoria de 8 salamandras en
Eduardo Villalobos-Pacheco   +6 more
doaj  

Hybridization and extensive mitochondrial introgression among fire salamanders in peninsular Italy

open access: yesScientific Reports, 2018
Discordance between mitochondrial and nuclear patterns of population genetic structure is providing key insights into the eco-evolutionary dynamics between and within species, and their assessment is highly relevant to biodiversity monitoring practices ...
Roberta Bisconti   +4 more
doaj   +1 more source

Landscape resistance constrains hybridization across contact zones in a reproductively and morphologically polymorphic salamander

open access: yesScientific Reports, 2021
Explicitly accounting for phenotypic differentiation together with environmental heterogeneity is crucial to understand the evolutionary dynamics in hybrid zones.
Guillermo Velo-Antón   +4 more
doaj   +1 more source

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