Search Results - "Segnan, Romeo"
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PSEUDO-RIEMANNIAN SASAKI SOLVMANIFOLDS
Published in Journal of the Korean Mathematical Society (2023)“…We study a class of left-invariant pseudo-Riemannian Sasaki metrics on solvable Lie groups, which can be characterized by the property that the zero level set…”
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A Construction of Einstein Solvmanifolds not Based on Nilsolitons
Published in Transformation groups (24-06-2024)“…We construct indefinite Einstein solvmanifolds that are standard, but not of pseudo-Iwasawa type. Thus, the underlying Lie algebras take the form $$\mathfrak…”
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Killing spinors and hypersurfaces
Published 18-04-2024“…We consider spin manifolds with an Einstein metric, either Riemannian or indefinite, for which there exists a Killing spinor. We describe the intrinsic…”
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A construction of Einstein solvmanifolds not based on nilsolitons
Published 26-06-2024“…Transformation Groups (2024) We construct indefinite Einstein solvmanifolds that are standard, but not of pseudo-Iwasawa type. Thus, the underlying Lie…”
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Pseudo-Riemannian Sasaki solvmanifolds
Published 07-02-2023“…J. Korean Math. Soc. 60 (2023), No. 1, pp. 115-141 We study a class of left-invariant pseudo-Riemannian Sasaki metrics on solvable Lie groups, which can be…”
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Diagonalization of the metric of a Lorentzian 3-manifold
Published 09-02-2022“…We study the problem of diagonalization of the metric of 3-dimensional Lorentzian manifold. Applying the technique of moving frames, we prove that every smooth…”
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Pseudo-Kähler and pseudo-Sasaki structures on Einstein solvmanifolds
Published in Annals of global analysis and geometry (01-04-2023)“…The aim of this paper is to construct left-invariant Einstein pseudo-Riemannian Sasaki metrics on solvable Lie groups. We consider the class of z -standard…”
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Pseudo-K\"ahler and pseudo-Sasaki structures on Einstein solvmanifolds
Published 28-06-2022“…Annals of Global Analysis and Geometry (2023) 63:25 The aim of this paper is to construct left-invariant Einstein pseudo-Riemannian Sasaki metrics on solvable…”
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Long-Range Conduction-Electron Polarization in Pd-Based Fe-Pd Alloys
Published in Physical review letters (01-01-1965)Get full text
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Firing techniques of the impasti from the protohistoric site of Concordia Sagittaria (Venice)
Published in Journal of cultural heritage (01-11-2000)“…Relevant information on the technology employed in the production of concotto and coarse pottery was derived mainly by 57Fe Mössbauer spectroscopy. The…”
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Temperature dependence of hyperfine interactions in Dy-Gd alloys
Published in Physical review. B, Solid state (01-05-1974)Get full text
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