نتایج جستجو برای: 64 for ceres

تعداد نتایج: 10378087  

Journal: :Elementa 2022

Accurate multidecadal radiative flux records are vital to understand Arctic amplification and constrain climate model uncertainties. Uncertainty in the NASA Clouds Earth’s Radiant Energy System (CERES)-derived irradiances is larger over sea ice than any other surface type comes from several sources. The year-long Multidisciplinary drifting Observatory for Study of Climate (MOSAiC) expedition ce...

2004
Sundar A. Christopher Jianglong Zhang

[1] Using the Single Scanner Footprint (SSF) data that combines the multi-spectral Moderate Resolution Imaging Spectroradiometer (MODIS) cloud and aerosol products with the Clouds and the Earth’s Radiant Energy System (CERES) top of atmosphere broadband radiative fluxes, we first provide observational estimates of the instantaneous cloud-free shortwave aerosol radiative forcing (SWARF) over the...

2002

During 1999 the CERES experiment upgraded by the new TPC was taking data from semi-central Pb+Au collisions at 40 AGeV. The analysis of the di-electron spectra shows an enhancement in the low mass region of at least the same magnitude as previously observed at full SPS energy. The results are compared to model calculations with and without medium modifications of the vector mesons. The addition...

Journal: :Science 2016
D L Buczkowski B E Schmidt D A Williams S C Mest J E C Scully A I Ermakov F Preusker P Schenk K A Otto H Hiesinger D O'Brien S Marchi H Sizemore K Hughson H Chilton M Bland S Byrne N Schorghofer T Platz R Jaumann T Roatsch M V Sykes A Nathues M C De Sanctis C A Raymond C T Russell

Analysis of Dawn spacecraft Framing Camera image data allows evaluation of the topography and geomorphology of features on the surface of Ceres. The dwarf planet is dominated by numerous craters, but other features are also common. Linear structures include both those associated with impact craters and those that do not appear to have any correlation to an impact event. Abundant lobate flows ar...

2007
Ana Marín

Ana Marín for the CERES Collaboration: D. Adamováa, G. Agakichievb, A. Andronicc, D. Antończykd, H. Appelshäuserd, V. Belagab, J. Bielčíkováe,f, P. Braun-Munzingerc, O. Buschc, A. Cherling, S. Damjanovićf, T. Dietelh, L. Dietrichf, A. Dreesi, S. I. Esumif, K. Filimonovf, K. Fomenkob, Z. Fraenkelg, C. Garabatosc, P. Gläsself, G. Heringc, J. Holeczekc, M. Kaliskyc, S. Knieged, V. Kushpila, W. Lud...

2002
Jack J. Lissauer Elisa V. Quintana Eugenio J. Rivera Martin J. Duncan

If a planetary-mass body were present in the asteroid belt, the orbits of the terrestrial planets and those of the giant planets would be more closely coupled. A greater exchange of angular momentum could affect the stability of the terrestrial planets. Moreover, the planet in the asteroid belt could itself excite terrestrial planet eccentricities. To study these effects, we have simulated seve...

Journal: :Monthly Notices of the Royal Astronomical Society 1978

2007
ShinIchi Esumi

The CERES/NA45 experiment measures low mass electron pair production in Pb-Au collisions at 158AGeV at the CERN SPS. In this paper, we present the electron pair enhancement in the mass range 0:2 < mee < 0:7 GeV/c 2 , it increases more than linear with charged multiplicity and is most pronounced at low pair pT < 0:5 GeV/c. Transverse mass and rapidity distributions for charged hadrons h + ? h ? ...

2006
TIMOTHY M. JUDD

In temperate climates, animals that produce long-term food caches must forage simultaneously for nutrients to survive, reproduce, and collect enough stores to survive the winter. Thus, an animal is simultaneously makes two foraging choices 1) what nutrients to collect for its immediate needs and 2) what food items should be stored. The cues the animal uses to make these two decisions shoulddiff...

2004
Patrick Minnis David Young Sunny Sun-Mack Patrick W. Heck David R. Doelling Qing Z. Trepte

The microand macrophysical properties of clouds play a crucial role in Earth’s radiation budget. The NASA Clouds and Earth’s Radiant Energy System (CERES) is providing simultaneous measurements of the radiation and cloud fields on a global basis to improve the understanding and modeling of the interaction between clouds and radiation at the top of the atmosphere, at the surface, and within the ...

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