Results 181 to 190 of about 9,107 (304)

A general catalogue of close binary systems

open access: yes, 1994
A comprehensive catalog of close binary stars to be used for the study of the fundamental properties of stars and for the exploration and elucidation of evolutionary processes in those systems, is presented.
Webbink, Ronald F.
core  

Observations of Exocomets. [PDF]

open access: yesSpace Sci Rev
Korth J   +8 more
europepmc   +1 more source

Exciton Binding Energy of Phosphorescent Emitter Molecules in Organic Light‐Emitting Diodes

open access: yesAdvanced Functional Materials, EarlyView.
Energy level alignment is key to efficient OLED design, yet determining LUMO energies remains challenging. A methodology based on field‐induced dissociation and kinetic Monte Carlo simulations is presented to extract LUMO energies of iridium‐based phosphorescent emitters from their exciton binding energy.
Hiroki Tomita   +6 more
wiley   +1 more source

Fragmentation and the formation of close binary systems

open access: yes, 2001
I review the possible formation mechanisms of close binary stars. The formation of close binary systems is problematic in that there is no theory that does not encounter significant difficulties or unknowns.
Bonnell, Ian Alexander
core  

Nanoengineered Binetworks in Multifunctional Anionic Block Polymer Mesoblends for Improved Mechanical Properties

open access: yesAdvanced Functional Materials, EarlyView.
Mesoblends consist of a nanostructured polymer into which a second polymer is imbibed with a selective solvent. In this work, a solvent‐templatable pentablock terpolymer possessing a sulfonated midblock is modified with a hydrophilic polymer that is photocrosslinked in situ, yielding a hierarchical binetwork.
Kacie M. Wells   +3 more
wiley   +1 more source

Discovery of Very-Low-Mass Binary Stars and Circumstellar Disks in the Infrared

open access: yes, 2007
We present results from three infrared observational studies investigating different aspects of stellar evolution. The first survey, conducted in the near-infrared with adaptive optics, measures for the first time the stellar multiplicity properties of ...
Siegler, Nick
core  

Increasing Safety Plan Use and Reducing Suicidal Ideation Among Emerging Adults: A Pilot Randomized Trial of the STARS Intervention. [PDF]

open access: yesSuicide Life Threat Behav
Brown LA   +15 more
europepmc   +1 more source

Chiral Phase Change Nanomaterials

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates reversible, non‐volatile phase transitions in chiral Ge2${\rm Ge}_2$Sb2${\rm Sb}_2$Te5${\rm Te}_5$ (GST) nanohelices for high‐speed optical modulation of chirality and dynamic control of the state of polarization (SOP). The chiral nanostructures are fabricated using a highly directional, wafer‐scale physical vapor deposition ...
Joshua A. Burrow   +11 more
wiley   +1 more source

Accreting White Dwarfs: An Unreview. [PDF]

open access: yesSpace Sci Rev
Scaringi S, Knigge C, de Martino D.
europepmc   +1 more source

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