Results 61 to 70 of about 212,956 (276)

Spartan Daily, December 6, 1960 [PDF]

open access: yes, 1960
Volume 48, Issue 47https://scholarworks.sjsu.edu/spartandaily/4101/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +1 more source

Eclipsing binaries in the Galactic Bulge: candidates for distance estimates

open access: yes, 2005
The 222~000 I-band light curves of variable stars detected by the OGLE-II survey in the direction of the Galactic Bulge have been searched for eclipsing binaries (EBs).
Groenewegen, M. A. T.
core   +1 more source

Exploring Low‐Concentrating Photovoltaic Systems and Solar Cell Solutions for Nigeria's Renewable Energy Future

open access: yesEnergy Science &Engineering, EarlyView.
This study explores the potential of solar PV and concentrating PV (CPV) technologies as sustainable energy solutions for Nigeria, highlighting their suitability in transitioning away from fossil fuels. By harnessing abundant solar resources, these technologies offer efficient, clean, and locally adaptable alternatives, supporting energy security ...
Sani Mohammed Lawal   +4 more
wiley   +1 more source

Dynamics of the In-Run in Ski Jumping: A Simulation Study [PDF]

open access: yesJournal of Applied Biomechanics, 2005
A ski jumper tries to maintain an aerodynamic position in the in-run during changing environmental forces. The purpose of this study was to analyze the mechanical demands on a ski jumper taking the in-run in a static position. We simulated the in-run in ski jumping with a 4-segment forward dynamic model (foot, leg, thigh, and upper body).
Ettema, G.J., Braten, S., Bobbert, M.F.
openaire   +3 more sources

Imaging a Quasar Accretion Disk with Microlensing [PDF]

open access: yes, 1999
We show how analysis of a quasar high-magnification microlensing event may be used to construct a map of the frequency-dependent surface brightness of the quasar accretion disk.
Abramowicz M.   +10 more
core   +2 more sources

Seasonal Predictions and Their Applications in the Mediterranean Region: Part II—Prediction‐Based Services

open access: yesInternational Journal of Climatology, EarlyView.
This review explores climate predictions as actionable decision‐making tools, focusing on the Mediterranean. It examines transforming forecasts into user‐defined information through bias adjustment, downscaling and impact models. Highlighting collaborative EU initiatives, it addresses challenges like limited forecasting skill and data accessibility ...
Silvio Gualdi   +12 more
wiley   +1 more source

Spartan Daily, January 31, 1985 [PDF]

open access: yes, 1985
Volume 84, Issue 4https://scholarworks.sjsu.edu/spartandaily/7257/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +2 more sources

Large Proportions of Surface Ozone and Premature Mortality Due to a Stratospheric Intrusion Event in North China

open access: yesInternational Journal of Climatology, EarlyView.
This study, by examining a typical stratospheric intrusion event that occurred in North China from 30 to 31 July 2021, found that the event led to a sharp increase in near‐surface ozone concentrations by 23 ppbv within 36 h, accounting for 40% of the total observed ozone levels, with localised peaks exceeding 30 ppbv.
Yinghan Sun, Zhicong Yin, Yijia Zhang
wiley   +1 more source

The Impact of Snow Grooming on Morphology and Erosion of Alpine Hillslopes: A Case Study from Kasprowy Wierch Ski Station in the Tatra Mountains

open access: yesLand
The rapid expansion of ski tourism and climate change-induced snow shortages have led to intensified ski run maintenance, including extensive earthworks, artificial snowmaking, and regular snow grooming.
Dawid Piątek, Kazimierz Krzemień
doaj   +1 more source

Modeling the Downwelling Longwave Radiation over a Groomed Ski Run under Clear Skies

open access: yesJournal of Applied Meteorology and Climatology, 2013
AbstractThe surface radiation budget of a groomed ski run is important to ski racing. Variables such as snow-surface temperature and liquid water content depend upon the surface radiation budget and are crucial to preparing fast skis. This case study focuses on downwelling longwave radiation, measurements of which were made at a point on a ski run on ...
Rosie Howard, Roland Stull
openaire   +1 more source

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