Results 91 to 100 of about 142,094 (323)

Low-latitude climate variability in the Heinrich frequency band of the Late Cretaceous greenhouse world [PDF]

open access: yesClimate of the Past, 2014
Deep marine successions of early Campanian age from DSDP (Deep Sea Drilling Project) site 516F drilled at low paleolatitudes in the South Atlantic reveal distinct sub-Milankovitch variability in addition to precession, obliquity and eccentricity-related ...
N. J. de Winter, C. Zeeden, F. J. Hilgen
doaj   +1 more source

Precession-driven dynamos in a full sphere and the role of large scale cyclonic vortices [PDF]

open access: yes, 2016
Precession has been proposed as an alternative power source for planetary dynamos. Previous hydrodynamic simulations suggested that precession can generate very complex flows in planetary liquid cores [Y. Lin, P. Marti, and J.
Yufeng Lin   +3 more
semanticscholar   +1 more source

Perspectives in educating molecular pathologists on liquid biopsy: Toward integrative, equitable, and decentralized precision oncology

open access: yesMolecular Oncology, EarlyView.
Liquid biopsy enables minimally invasive, real‐time molecular profiling through analysis of circulating biomarkers in biological fluids. This Perspective highlights the importance of training pathologists through integrative educational programs, such as the European Masters in Molecular Pathology, to ensure effective and equitable implementation of ...
Marius Ilié   +13 more
wiley   +1 more source

Spinning gyroscope in an acoustic black hole: precession effects and observational aspects

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
The exact precession frequency of a freely-precessing test gyroscope is derived for a $$2+1$$ 2+1 dimensional rotating acoustic black hole analogue spacetime, without making the somewhat unrealistic assumption that the gyroscope is static.
Chandrachur Chakraborty   +1 more
doaj   +1 more source

Interpreting Precession‐Driven δ18O Variability in the South Asian Monsoon Region

open access: yesJournal of Geophysical Research: Atmospheres, 2018
Speleothem records from the South Asian summer monsoon (SASM) region display variability in the ratio of 18O and 16O (δ18O) in calcium carbonate at orbital frequencies.
C. Tabor   +8 more
semanticscholar   +1 more source

precession : Dynamics of spinning black-hole binaries with python [PDF]

open access: yes, 2016
We present the numerical code precession, a new open-source python module to study the dynamics of precessing black-hole binaries in the post-Newtonian regime.
D. Gerosa, M. Kesden
semanticscholar   +1 more source

Transcriptional network analysis of PTEN‐protein‐deficient prostate tumors reveals robust stromal reprogramming and signs of senescent paracrine communication

open access: yesMolecular Oncology, EarlyView.
Combining PTEN protein assessment and transcriptomic profiling of prostate tumors, we uncovered a network enriched in senescence and extracellular matrix (ECM) programs associated with PTEN loss and conserved in a mouse model. We show that PTEN‐deficient cells trigger paracrine remodeling of the surrounding stroma and this information could help ...
Ivana Rondon‐Lorefice   +16 more
wiley   +1 more source

Precessing Ferromagnetic Needle Magnetometer

open access: yesPhysical Review Letters, 2016
Main text: 6 pages, 2 figures; Supplementary material: 3 pages, 1 ...
Jackson Kimball, Derek F   +2 more
openaire   +6 more sources

Monitoring of circulating tumor DNA allows early detection of disease relapse in patients with operable breast cancer

open access: yesMolecular Oncology, EarlyView.
Monitoring circulating tumor DNA (ctDNA) in patients with operable breast cancer can reveal disease relapse earlier than radiology in a subset of patients. The failure to detect ctDNA in some patients with recurrent disease suggests that ctDNA could serve as a supplement to other monitoring approaches.
Kristin Løge Aanestad   +35 more
wiley   +1 more source

Spin precession in a black hole and naked singularity spacetimes [PDF]

open access: yes, 2016
We propose here a specific criterion to address the existence or otherwise of Kerr naked singularities, in terms of the precession of the spin of a test gyroscope due to the frame dragging by the central spinning body.
C. Chakraborty   +2 more
semanticscholar   +1 more source

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