Results 81 to 90 of about 247,048 (296)

Terahertz‐Nanoscale Visualization of the Microscopic Spin‐Charge Architecture of Colossal Magnetoresistive Switching

open access: yesAdvanced Science, EarlyView.
This study employs cryogenic magneto‐terahertz nanoscopy to reveal the real‐space electrodynamics of the colossal magnetoresistance transition. By capturing the terahertz electrodynamic evolution of field‐driven spin switching, the work unveils the dissipative dynamics of emergent metallic states, providing a high‐frequency view of coupled spin‐charge ...
Samuel Haeuser   +6 more
wiley   +1 more source

The Milky Way Imaging Scroll Painting Survey: Data Release 1

open access: yesThe Astrophysical Journal Supplement Series
We present the first data release (DR1) of the Milky Way Imaging Scroll Painting (MWISP) survey, a mapping in the J  = 1 → 0 transition lines of ^12 CO, ^13 CO, and C ^18 O toward the northern Galactic plane during 2011–2022.
Ji Yang   +34 more
doaj   +1 more source

Superconducting On-Chip Spectrometery for Millimeter-submillimeter Wave Astronomy

open access: yesIEICE Transactions on Electronics, 2015
Since the birth of astrophysics, astronomers have been using free-space optics to analyze light falling on Earth. In the future however, thanks to the advances in photonics and nanoscience/nanotechnology, much of the manipulation of light might be carried out using not optics but confined waveguides, or circuits, on a chip.
openaire   +5 more sources

Analysis of Millimeter-Wave Polarization Diverse MIMO Capacity

open access: yes, 2014
Millimeter-waves offer the possibility of wide bandwidth and consequently high data rate for wireless communications. For both uni- and dual-polarized systems, signals sent over a link may suffer severe degradation due to antenna misalignment.
Nicholas P. Lawrence   +7 more
core   +1 more source

Scalable Crackle‐Lithography for Multifunctional Enclosed Plastic Nanofluidic Devices

open access: yesAdvanced Science, EarlyView.
Crackle‐lithography enables scalable fabrication of enclosed plastic‐substrate‐based nanofluidic devices with interconnected nanochannels that enable molecular transport, optical interrogation, confined electroless copper deposition, and ionic memristive behavior.
Tirumala Rao Dumpala   +8 more
wiley   +1 more source

ESTIMATING THE LEVEL OF TROPOSPHERIC ABSORPTION AT MICROWAVE FREQUENCIES AND OPERATIONAL PARAMETERS OF PERTINENT AERONOMIC AND RADIO ASTRONOMICAL INSTRUMENTS IN THE "MAXIMUM CONFIDENCE" TECHNIQUE [PDF]

open access: yesRadio Physics and Radio Astronomy
Subject and Purpose. The work has been aimed at the development and practical implementation of a new method for processing the results of aeronomic and radio astronomical observations that are performed with the help of a total-power radiometer for a ...
V. V. Myshenko   +7 more
doaj   +1 more source

Performance of hybrid NbTiN-Al microwave kinetic inductance detectors as direct detectors for sub-millimeter astronomy

open access: yes, 2014
In the next decades millimeter and sub-mm astronomy requires large format imaging arrays and broad-band spectrometers to complement the high spatial and spectral resolution of the Atacama Large Millimeter/submillimeter Array.
Yates, S. J. C.   +14 more
core   +1 more source

Disorder Driven Anisotropic Nonlinear Hall Effect in the Kagome Metal YbCo6Ge6 at Room Temperature

open access: yesAdvanced Science, EarlyView.
The intrinsic structural disorder and short‐range correlated motifs in the kagome metal YbCo6Ge6 constitute the primary mechanism for a robust and anisotropic nonlinear Hall effect (NLHE). This effect is sustained across a wide temperature range, achieving a nonlinear responsivity of up to ∼4.5 × 10−3 m/V at 70 K, higher than known disordered and ...
Qurat Ul Ain   +11 more
wiley   +1 more source

Astronomy & Astrophysics (CAUCASUS)-VOLUME 1

open access: yes, 2016
                                                                        ...
(CAUCASUS), Astronomy & Astrophysics
core   +1 more source

BICEP/Keck. XIX. Extremely Thin Composite Polymer Vacuum Windows for BICEP and Other High-throughput Millimeter-wave Telescopes

open access: yesThe Astrophysical Journal
Millimeter-wave refracting telescopes targeting the degree-scale structure of the cosmic microwave background (CMB) have recently grown to diffraction-limited apertures of over 0.5 m.
P. A. R. Ade   +92 more
doaj   +1 more source

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