Results 21 to 30 of about 189,063 (312)

Iufaa jako kněz slunečního boha: z východní stěny pohřební komory kněze Iufay v Abúsíru [PDF]

open access: yesPražské Egyptologické Studie, 2020
This study deals with the annotated version of the text known as König als Sonnenpriester inscribed on the arch of the eastern wall of the burial chamber of Iufaa.
Jiří Janák   +2 more
doaj  

A formula for the number of days between the winter solstice and the latest sunrise [PDF]

open access: yes, 2002
A simple closed-form expression for the number of days between the winter solstice and the latest sunrise is derived. Formulas for the summer solstice and the sunset are derived as well.
di Cicco D., Matthias Reinsch
core   +2 more sources

Electrodynamics of the equatorial F-region ionosphere during pre-sunrise period [PDF]

open access: yesAnnales Geophysicae, 2009
The electrodynamics of the pre-sunrise equatorial F-region is investigated using HF Doppler radar and digital ionosonde. The observations are limited to those days for which the radar probing frequency is below the foF2 value.
S. R. Prabhakaran Nayar   +8 more
doaj   +1 more source

A multi-optimization model for the design of hydrogen supply chains [PDF]

open access: yesE3S Web of Conferences, 2020
This paper presents a multi-objective optimization models which operating as time processes (2025-2035) for the design of hydrogen supply chain. The feasibility of the models are illustrated through a detail case study of Dalian, China.
Li Miao   +4 more
doaj   +1 more source

The analytic value of the sunrise self-mass with two equal masses and the external invariant equal to the third squared mass [PDF]

open access: yes, 2002
We consider the two-loop self-mass sunrise amplitude with two equal masses $M$ and the external invariant equal to the square of the third mass $m$ in the usual $d$-continuous dimensional regularization.
Berends   +9 more
core   +2 more sources

Disseminated intravascular coagulation complicating mild or asymptomatic maternal COVID-19AJOG Global Reports at a Glance

open access: yesAJOG Global Reports, 2022
BACKGROUND: Hypercoagulability frequently complicates moderate or severe COVID-19 and can result in venous thromboembolism, arterial thrombosis, or microvascular thrombosis. Disseminated intravascular coagulation, however, is uncommon.
Jeanette Carpenter, MD   +4 more
doaj   +1 more source

Detection of vortex tubes in solar granulation from observations with Sunrise [PDF]

open access: yes, 2010
We have investigated a time series of continuum intensity maps and corresponding Dopplergrams of granulation in a very quiet solar region at the disk center, recorded with the Imaging Magnetograph eXperiment (IMaX) on board the balloon-borne solar ...
Barthol, P.   +13 more
core   +1 more source

Detection and Monitoring of Small-Scale Diamond and Gold Mining Dredges Using Synthetic Aperture Radar on the Kadéï (Sangha) River, Central African Republic

open access: yesRemote Sensing, 2023
Diamond and gold mining has been practiced by artisanal miners in the Central African Republic (CAR) for decades. The recent introduction of riverine dredges indicates a transition from artisanal/manual digging and sorting techniques to small-scale ...
Marissa A. Alessi   +3 more
doaj   +1 more source

Modeling Software Multi Up-Gradations with Error Generation and Fault Severity [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2018
World is moving very fast and with each new step ‘our desire to want something more’ is increasing in all the aspects of lives. Keeping in mind the growing demand of society for highly equipped software; the suppliers tend to come with up-gradations very
Raksha Verma   +2 more
doaj   +1 more source

Total endoscopic excision of branchial cyst in a child aged 3 years

open access: yesJournal of Pediatric Surgery Case Reports, 2017
This is the case report of a three-year-old female Arab child who presented with a neck swelling since one year of age. Physical examination was suggestive of a 6 × 4 cm swelling in the right lateral neck, which was dumbbell shaped, deep to ...
Ramakrishnapillai Padmakumar   +5 more
doaj   +1 more source

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