Results 21 to 30 of about 957,509 (334)

The NASA Astrophysics Data System: Free Access to the Astronomical Literature On-Line and through Email [PDF]

open access: yes, 2001
The Astrophysics Data System (ADS) provides access to the astronomical literature through the World Wide Web. It is a NASA funded project and access to all the ADS services is free to everybody world-wide.
Kurtz, Michael J.   +4 more
core   +1 more source

The industrialization of astronomical instrumentation: an industrial system and process engineering perspective

open access: yesAstronomical Telescopes + Instrumentation, 2020
The Sloan Digital Sky Survey V (SDSS-V) is an all-sky spectroscopic survey of < 6 million objects, designed to decode the history of the Milky Way, reveal the inner workings of stars, investigate the origin of solar systems, and track the growth of ...
Christopher Brandon   +16 more
semanticscholar   +1 more source

Investigation of a resistive anode detector for astronomical spectroscopy [PDF]

open access: yes, 2015
A large format two dimensional photon counting detector has been evaluated as a detector for astronomical spectroscopy. The design comprises an 320 photocathode, a tandem MCP gain stage and a circular arc terminated resisitive anode to provide ...
Clampin, Mark
core   +2 more sources

Commissioning and improvements of the instrumentation and launch of the scientific exploitation of OARPAF, the Regional Astronomical Observatory of the Antola Park [PDF]

open access: yesJournal of Astronomical Telescopes Instruments and Systems, 2020
The OARPAF telescope is an 80cm diameter optical telescope installed in the Antola Mount Regional Reserve, on the Ligurian Apennines in Northern Italy.
D. Ricci   +20 more
semanticscholar   +1 more source

A Universal Sundial Made for Sultan Mehmet II, in the Context of Astronomical Instrumentation in late-15th Century Istanbul

open access: yesSuhayl. Journal for the History of the Exact and Natural Sciences in Islamic Civilisation
In this study we present a previously-unknown astronomical and mathematical instrument. This is a sundial for all latitudes made in 1477 and dedicated to the Ottoman Sultan Mehmet II who is known for his interest in astronomy. It is a unique example
D. A. King, F. Charette
semanticscholar   +1 more source

Soft proton experiments supporting the development of astronomical x-ray instrumentation [PDF]

open access: yesAstronomical Telescopes + Instrumentation
Orbital soft protons can severely degrade the performance of astronomical X-ray observatories. On the one hand, they may cause permanent radiation damage to X-ray detectors; on the other hand, they introduce an irreducible background component.
S. Diebold   +13 more
semanticscholar   +1 more source

Characterization of Mid-Infrared Intersubband Detectors for Astronomical Heterodyne Interferometry [PDF]

open access: yes, 2022
One of the major challenges of mid-infrared astronomical heterodyne interferometry is its sensitivity limitations. Detectors capable of handling several 10 GHz bandwidths have been identified as key building blocks of future instruments.
Saemian, Mohammadreza   +4 more
core   +1 more source

Single‐Cell Resolution Mapping of Osteoarthritis‐Associated Chondrocyte Dynamics Using a High‐Density CMOS MEA Platform

open access: yesAdvanced Healthcare Materials, EarlyView.
Single‐cell and spatially resolved impedance mapping using a high‐density CMOS‐MEA platform enables non‐invasive monitoring of osteoarthritis‐associated chondrocyte dynamics. Continuous label‐free measurements reveal heterogeneous remodeling behaviors, including proliferation, migration, and phenotypic transitions, establishing a powerful approach for ...
Neha Deshpande   +9 more
wiley   +1 more source

Infrared fibres in astronomical instrumentation [PDF]

open access: yes, 1995
For several years multi-object spectroscopy systems have been available for carrying out survey work in the visible region, but until very recently there has not been a system for the near infrared region.
Haynes, Roger
core  

Evidence for Itinerant Ferromagnetic Flat Bands Producing Large Transverse Responses

open access: yesAdvanced Materials, EarlyView.
Itinerant ferromagnetic flat bands are demonstrated in GdCo5 with a high Curie temperature of 940K, a stacked honeycomb–kagome lattice, through angle‐resolved photoemission spectroscopy and magneto‐thermoelectric measurements. These topological flat bands generate large Berry curvaturte, producing gigantic anomalous Nernst effect with record‐high ...
Susumu Minami   +15 more
wiley   +1 more source

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