Results 161 to 170 of about 300,769 (347)

The slowly variable star FY Lacertae

open access: yes, 2017
Photometric observations and analysis of FY Lac were performed in order to determine the variability characteristics, using measurements taken at Loiano site of Bologna Astronomical Observatory and AAVSO data.
Benna, Carlo   +6 more
core  

HATS-71b: A giant planet transiting an M3 dwarf star in TESS Sector 1 [PDF]

open access: green, 2018
G. Á. Bakos   +43 more
openalex   +1 more source

Stoichiometry‐Programmed MXenes via Precursor Engineering for High‐Performance EMI Shielding and Energy Storage

open access: yesAdvanced Materials, EarlyView.
Precursor carbon stoichiometry programs internal strain and oxygen substitution in Ti3AlCxO2‐x, deterministically switching Ti3CxO2‐xTz MXenes between highly aligned 2D nanosheets and spontaneous 1D nanoscrolls. This synthesis‐stage architecture control enables ultrathin X/W‐band EMI shielding with outstanding mass‐normalized performance and bending ...
Jaeeun Park   +12 more
wiley   +1 more source

Tomography of cool giant and supergiant star atmospheres [PDF]

open access: bronze, 2017
Kateryna Kravchenko   +5 more
openalex   +1 more source

Analog Control of Reconfigurable GHz Resonances from Chiral Spin Texture Ensembles

open access: yesAdvanced Materials, EarlyView.
Tunable microwave components ‐ essential for wireless technology ‐ typically require costly, customized nanofabrication. We show that ambient spin texture ensembles (e.g., magnetic skyrmions) in chiral multilayer films can enable reconfigurable microwave resonators.
T. S. Suraj   +9 more
wiley   +1 more source

OGLE-2015-BLG-0051/KMT-2015-BLG-0048LB: A GIANT PLANET ORBITING A LOW-MASS BULGE STAR DISCOVERED BY HIGH-CADENCE MICROLENSING SURVEYS [PDF]

open access: bronze, 2016
C. Han   +22 more
openalex   +1 more source

Isotopically Selected Co‐Doping of 121Sb and 123Sb Pairs in Silicon

open access: yesAdvanced Materials, EarlyView.
Pairs of 121Sb and 123Sb atoms are doped into silicon using single cluster implantation and found to reside substitutionally within the crystal lattice due to self‐annealing with a Sb‐to Sb separation of ≈2 nm. Molecular dynamics simulations reproduce the observed experimental results and single ion cluster detection efficiencies of 94% are ...
Mason Adshead   +14 more
wiley   +1 more source

Current Switching of Topological Spin Chirality in the van der Waals Antiferromagnet Co1/3TaS2

open access: yesAdvanced Materials, EarlyView.
Spin chirality plays a central role in quantum magnetism, governing spin winding and generating real‐space Berry phases. We propose the intriguing concept of current‐switching spin chirality and demonstrate it via unconventional intrinsic self‐spin‐orbit‐torque in pristine Co1/3TaS2, purely by electrical current and with high energy efficiency.
Kai‐Xuan Zhang   +3 more
wiley   +1 more source

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