Results 101 to 110 of about 138,364 (279)

The Advanced LIGO Photon Calibrators [PDF]

open access: yes, 2016
The two interferometers of the Laser Interferometry Gravitaional-wave Observatory (LIGO) recently detected gravitational waves from the mergers of binary black hole systems.
A. J. Weinstein   +29 more
core   +4 more sources

Properly Speaking, Sir Isaac Newton Was the First Perceptual Psychologist and, Therefore, the First Psychologist

open access: yesColor Research &Application, Volume 51, Issue 1, January/February 2026.
Newton’s insight that “the rays are not colored” anticipated a constructivist view of perception in which physical stimuli provide input but perceptual qualities arise from neural processing. Framed by Newton’s view, early sensory psychology and modern neuroscience converged on the conclusion that color is an internally generated percept, shaped by ...
Billy R. Wooten, Billy R. Hammond
wiley   +1 more source

Alternative Approach to Tilt-to-Length Coupling Estimation for Laser Ranging Interferometers in Future Gravity Missions

open access: yesRemote Sensing
Tilt-to-length coupling, a non-constant systematic error source caused by satellite attitude variations, has been observed in the laser ranging signals of the GRACE Follow-On mission. This error can be corrected by certain calibration maneuvers performed
Zhizhao Wang   +6 more
doaj   +1 more source

Exploring the Effects of Reduced Gravitational Field Impacts on Convective Heat Transfer: A Comprehensive Review

open access: yesHeat Transfer, Volume 55, Issue 1, Page 764-774, January 2026.
ABSTRACT This review explores the impact of gravitational instability on convective heat transfer, integrating existing research results and theoretical models. Gravitational instability is vital in promoting or hindering convective actions in different systems, such as atmospheric events, ocean currents, and industrial processes.
Hossam A. Nabwey   +3 more
wiley   +1 more source

Deep Follow-up for Gravitational-wave Inference: A Case Study with GW151226

open access: yesThe Astrophysical Journal, 2023
New analyses of gravitational-wave events raise questions about the nature of some events. For example, LIGO–Virgo–KAGRA initially determined GW151226 to be a merger with a mass ratio q ≈ 0.5 and effective inspiral spin χ _eff ≈ 0.2.
Avi Vajpeyi, Rory Smith, Eric Thrane
doaj   +1 more source

Baseline Climatology of Gravity Waves From ∼30 to ∼70 km Established With Lidar Observations Over a Decade at McMurdo (77.84°S, 166.67°E), Antarctica: Implications for Vertical Wave Evolution

open access: yesEarth and Space Science, Volume 13, Issue 1, January 2026.
Abstract Lidar observations of atmospheric gravity waves (GWs) have been made spanning 14 years above McMurdo Station, Antarctica. Using these extensive observations and interleaved data processing techniques which enable bias‐free/noise‐floor‐free estimation of GW parameters, this study forms seasonal baselines for GW potential energy densities (Epm ...
Jackson Jandreau, Xinzhao Chu
wiley   +1 more source

Future Changes in the Annual Sea‐Level Cycle

open access: yesEarth's Future, Volume 14, Issue 1, January 2026.
Abstract Recent projections indicate that the range of the annual sea‐level cycle (ASLC) may increase, affecting flood risk, groundwater, and ecosystems. However, existing projections have several limitations, such as their exclusion of the inverse‐barometer effect, their uncertainty due to internal variability, and/or their regional focus. Furthermore,
Tim H. J. Hermans   +2 more
wiley   +1 more source

A Gaussian Process Framework for Testing General Relativity with Gravitational Waves

open access: yesThe Astrophysical Journal
Gravitational-wave astronomy provides a promising avenue for the discovery of new physics beyond general relativity as it probes extreme curvature and ultrarelativistic dynamics.
Lachlan Passenger   +5 more
doaj   +1 more source

Illumination Model of Lunar Terrain around Lunar Laser Retroreflectors Based on LOLA Data

open access: yesRemote Sensing
Lunar laser retroreflectors are a crucial target for lunar laser ranging (LLR). During LLR operations at all lunar laser ranging stations, the considerable distance between the Earth and the Moon makes it impossible to visually identify the position of ...
Yuzuo Li   +6 more
doaj   +1 more source

Toward Robust Detections of Nanohertz Gravitational Waves

open access: yesThe Astrophysical Journal, 2023
The recent observation of a common red-noise process in pulsar timing arrays (PTAs) suggests that the detection of nanohertz gravitational waves might be around the corner.
Valentina Di Marco   +5 more
doaj   +1 more source

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