Results 71 to 80 of about 584,793 (309)

Constraining the Solar System's Debris Disk with In Situ New Horizons Measurements from the Edgeworth–Kuiper Belt

open access: yesAstrophysical Journal, 2019
The solar system currently possesses two remnant debris disks leftover from the planetary formation era in the form of the asteroid belt and the Edgeworth–Kuiper Belt (EKB).
A. Poppe   +8 more
semanticscholar   +1 more source

Observations of fast-moving features in the debris disk of AU Mic on a three-year timescale: Confirmation and new discoveries [PDF]

open access: yesAstronomy & Astrophysics, 2018
Context. The nearby and young M star AU Mic is surrounded by a debris disk in which we previously identified a series of large-scale arch-like structures that have never been seen before in any other debris disk and that move outward at high velocities ...
A. Boccaletti   +77 more
semanticscholar   +1 more source

Modeling Debris Disk Evolution

open access: yes, 2019
Understanding the formation, evolution, and architectures of planetary systems requires detailed knowledge of their components. Debris disks provide a means with which we can study them. The next decade will deliver a wealth of new information on the nearest systems. Parallel advances in modeling will be necessary to interpret these new datasets.
Gaspar, Andras   +45 more
openaire   +3 more sources

Reprogramming Tumor Cell Death via Processing Natural Drug to Carbon Dots Overcomes Collagen Barrier and Activates Antitumor Immunity

open access: yesAdvanced Functional Materials, EarlyView.
A traditional Chinese medicine‐derived carbon dots nanoplatform reprograms tumor cell death from apoptosis to necroptosis, dismantling therapy‐induced collagen barriers and promoting immunogenic death. pH‐responsive hydrogel assembled from carbon dots for localized delivery, this strategy suppresses primary tumors and metastasis, offering a new ...
Zekun Yan   +11 more
wiley   +1 more source

The Search for Disk Perturbing Planets Around the Asymmetrical Debris Disk System HD 111520 Using REBOUND

open access: yesThe Astrophysical Journal
Debris disks, which are optically thin, dusty disks around main-sequence stars, are often found to have structures and/or asymmetries associated with planet–disk interactions.
Katie A. Crotts, Brenda C. Matthews
doaj   +1 more source

Shocks Power Tidal Disruption Events

open access: yesThe Astrophysical Journal, 2023
Accretion of debris seems to be the natural mechanism to power the radiation emitted during a tidal disruption event (TDE), in which a supermassive black hole tears apart a star.
Taeho Ryu   +4 more
doaj   +1 more source

A Complete ALMA Map of the Fomalhaut Debris Disk [PDF]

open access: yes, 2017
We present ALMA mosaic observations at 1.3 mm (223 GHz) of the Fomalhaut system with a sensitivity of 14 μJy/beam. These observations provide the first millimeter map of the continuum dust emission from the complete outer debris disk with uniform ...
M. MacGregor   +19 more
semanticscholar   +1 more source

Proteins, Processing, and Properties of Adhesive Fluid Condensates Purified from Mussels

open access: yesAdvanced Functional Materials, EarlyView.
Mussels exhibit an unmatched proficiency for adhering to wet surfaces in salty environments—a remarkable ability that could inspire new biomedical and technical glues. The fluid protein condensates used to form the underwater mussel glue are extracted, reconstituted and characterized with advanced spectroscopy and nanomechanical analysis, revealing ...
Mathieu D. Rivard   +8 more
wiley   +1 more source

A Uniform Analysis of Debris Disks with the Gemini Planet Imager. I. An Empirical Search for Perturbations from Planetary Companions in Polarized Light Images

open access: yesThe Astrophysical Journal
The Gemini Planet Imager (GPI) has excelled in imaging debris disks in the near-infrared. The GPI Exoplanet Survey imaged 24 debris disks in polarized H -band light, while other programs observed half of these disks in polarized J and/or K 1 bands. Using
Katie A. Crotts   +39 more
doaj   +1 more source

Collisional Grooming of Debris Disks [PDF]

open access: yesAIP Conference Proceedings, 2009
5 pages, Conference proceedings, "Exoplanets and Disks: Their Formation and Diversity" Kailua-Kona, Hawaii, 9-12 March 2009.
Marc J. Kuchner   +4 more
openaire   +2 more sources

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