Search Results - "Gronchi, G"

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  1. 1

    Sleep and psychological characteristics in habitual self-awakeners and forced awakeners by Malloggi, S, Conte, F, Albinni, B, Gronchi, G, Ficca, G, Giganti, F

    Published in Chronobiology international (03-04-2022)
    “…Previous studies described the modifications of physiological and behavioural variables associated with self-awakening, while only few studies assessed…”
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  2. 2

    Proper elements for resonant planet-crossing asteroids by Fenucci, M., Gronchi, G. F., Saillenfest, M.

    “…Proper elements are quasi-integrals of motion of a dynamical system, meaning that they can be considered constant over a certain timespan, and they permit to…”
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  3. 3

    Automatic and controlled attentional orienting in the elderly: A dual-process view of the positivity effect by Gronchi, G., Righi, S., Pierguidi, L., Giovannelli, F., Murasecco, I., Viggiano, M.P.

    Published in Acta psychologica (01-04-2018)
    “…The positivity effect in the elderly consists of an attentional preference for positive information as well as avoidance of negative information. Extant…”
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  4. 4

    Polymorphic variants of alkaline phosphatase gene correlate with clinical signs of adult hypophosphatasia? by Masi, L., Marini, F., Franceschelli, F., Leoncini, G., Cianferotti, L., Cioppi, F., Giusti, F., Marcucci, G., Gronchi, G., Brandi, M. L.

    Published in Osteoporosis international (01-12-2021)
    “…Summary We analyzed polymorphism of the ALPL gene in patients with low serum levels of tissue-nonspecific alkaline phosphatase (TNAP). The presence of three or…”
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    Platonic polyhedra, topological constraints and periodic solutions of the classical N-body problem by Fusco, G., Gronchi, G. F., Negrini, P.

    Published in Inventiones mathematicae (01-08-2011)
    “…We prove the existence of a number of smooth periodic motions u ∗ of the classical Newtonian N -body problem which, up to a relabeling of the N particles, are…”
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    On the possible values of the orbit distance between a near-Earth asteroid and the Earth by Gronchi, G. F., Valsecchi, G. B.

    “…We consider all the possible trajectories of a near-Earth asteroid (NEA), corresponding to the whole set of heliocentric orbital elements with perihelion…”
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    On the computation of preliminary orbits for Earth satellites with radar observations by Gronchi, G. F., Dimare, L., Bracali Cioci, D., Ma, H.

    “…We introduce a new method to perform preliminary orbit determination for satellites on low Earth orbits (LEO). This method works with tracks of radar…”
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    Keplerian integrals, elimination theory and identification of very short arcs in a large database of optical observations by Gronchi, G. F., Baù, G., Milani, A.

    “…Modern asteroid surveys produce an increasingly large number of observations, which are grouped into very short arcs (VSAs) each containing a few observations…”
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  9. 9

    Preliminary orbits with line-of-sight correction for LEO satellites observed with radar by Ma, H., Baù, G., Bracali Cioci, D., Gronchi, G. F.

    “…We propose a method to account for the Earth oblateness effect in preliminary orbit determination of satellites in low orbits with radar observations. This…”
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  10. 10

    Changing patterns of prescription in vitamin D supplementation in adults: analysis of a regional dataset by Cianferotti, L., Parri, S., Gronchi, G., Rizzuti, C., Fossi, C., Black, D. M., Brandi, M. L.

    Published in Osteoporosis international (01-11-2015)
    “…Summary Scientific interest in vitamin D has greatly risen during the last 10 years. The analysis of the changes in vitamin D prescriptions and related costs…”
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  11. 11

    Orbit determination with the two-body integrals by Gronchi, G. F., Dimare, L., Milani, A.

    “…We investigate a method to compute a finite set of preliminary orbits for solar system bodies using the first integrals of the Kepler problem. This method is…”
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  12. 12

    Orbit determination with the two-body integrals: III by Gronchi, G. F., Baù, G., Marò, S.

    “…We present the results of our investigation on the use of the two-body integrals to compute preliminary orbits by linking too short arcs of observations of…”
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  13. 13

    Orbit determination with the two-body integrals. II by Gronchi, G. F., Farnocchia, D., Dimare, L.

    “…The first integrals of the Kepler problem are used to compute preliminary orbits starting from two short observed arcs of a celestial body, which may be…”
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  14. 14

    Maps of secular resonances in the NEO region by Fenucci, M, Gronchi, G. F, Novaković, B

    Published 16-02-2023
    “…A&A 672, A39 (2023) Context. From numerical simulations, it is known that some secular resonances may affect the motion of near-Earth objects (NEOs). However,…”
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  15. 15

    Proper elements for resonant planet-crossing asteroids by Fenucci, M, Gronchi, G. F, Saillenfest, M

    Published 29-03-2022
    “…Proper elements are quasi-integrals of motion, meaning that they can be considered constant over a certain timespan, and they permit to describe the long-term…”
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  16. 16

    Proper Elements for Earth-Crossing Asteroids by Gronchi, G.F., Milani, A.

    Published in Icarus (New York, N.Y. 1962) (01-07-2001)
    “…Proper elements for 987 known near-Earth asteroids (NEAs) have been computed using a generalized averaging principle, valid also for planet-crossing orbits…”
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    Aesthetic shapes our perception of every-day objects: An ERP study by Righi, S., Gronchi, G., Pierguidi, G., Messina, S., Viggiano, M.P.

    Published in New ideas in psychology (01-12-2017)
    “…•Aesthetically pleasant and unpleasant tools are differently processed.•Aesthetic experience can shape cognitive and emotional processes.•High attractive tools…”
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  19. 19

    Secular Orbital Evolution, Proper Elements, and Proper Frequencies for Near-Earth Asteroids: A Comparison between Semianalytic Theory and Numerical Integrations by Gronchi, Giovanni F., Michel, Patrick

    Published in Icarus (New York, N.Y. 1962) (01-07-2001)
    “…In this paper we test the accuracy of proper elements and proper frequencies computed for near-Earth asteroids (NEAs) by a semianalytic method with the planets…”
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