Results 51 to 60 of about 1,309 (228)

Sinogram‐based flow estimation in computed tomography using a physics‐informed neural network: Impact of gantry rotation speed, X‐ray fluence and pulsed acquisition on accuracy

open access: yesMedical Physics, Volume 53, Issue 6, June 2026.
Abstract Background Non‐invasive imaging‐based assessment of blood flow plays a critical role in evaluating heart function and structure. Computed Tomography (CT) is a widely‐used imaging modality that can robustly evaluate cardiovascular anatomy and function, but direct methods to estimate blood flow velocity from movies of contrast dynamics have not ...
Jinyuxuan Guo   +4 more
wiley   +1 more source

Radon Families ─Messengers from the Continent [PDF]

open access: yes, 1997
The radon families in the atmosphere and in the precipitation are investigated with regard to their behaviour under the condition of the monsoon in winter that blows from the continent over the Sea of Japan.
NISHIKAWA, Tsuguo, 西川, 嗣雄
core  

Effecting of Radon Gas on Some Antioxidant and Liver Enzymes of Female Rats [PDF]

open access: yesEgyptian Journal of Health Care
Uranium and its daughters such as radium-226 and radon gas are harmful elements to the human body, it is considered a known carcinogen. Radon exposure can significantly affect the enzymes such as antioxidant enzymes and Liver enzymes.
Sajad A. Algazali   +10 more
doaj   +1 more source

Transition and Transfer in Adolescence and Emerging Adulthood in Type 1 Diabetes: A Qualitative Study of Parents' Experiences

open access: yesNursing Open, Volume 13, Issue 6, June 2026.
ABSTRACT Aim To describe experiences of being a parent of a child with type 1 diabetes during adolescence and emerging adulthood, including during the transfer from paediatric to adult care. Design A qualitative approach was used. Methods Individual interviews started in February 2022 and continued to February 2023.
Sara Olsson   +6 more
wiley   +1 more source

Baseline environmental radon survey at Lake Way, Western Australia, September 1979. [PDF]

open access: yes, 1981
A survey of radon and radon daughters in the air has been made at and within a few kilometres of the possible uranium mine near Millbillillie at the northern edge of Lake Way, Western Australia.
O'Brien, BG, Whittlestone, S
core  

Concentrations of indoor and soil radon in Lithuania/Radonas grunto ore ir pataleose Lietuvoje

open access: yesJournal of Civil Engineering and Management, 1998
Uranium and its daughters including Ra-226 are naturally present in the Earth's crust and other environmental bodies. During decay of Ra-226 radioactive noble gas radon is produced.
Kęstutis Gasiūnas   +2 more
doaj   +1 more source

Returning to Work After Maternity Leave: A Qualitative Study of Nurses' Experiences and Factors Influencing Their Retention

open access: yesNursing Open, Volume 13, Issue 6, June 2026.
ABSTRACT Aims The aim of this research was to explore the experiences of nurses returning to work following maternity leave and the factors that influence them to stay or leave their positions. Design Descriptive qualitative study. Methods Twelve in‐depth semi‐structured interviews were conducted with nurses working within a health service in South ...
Elizabeth Johnson   +2 more
wiley   +1 more source

Real-time indoor radon exposure in the city of Zacatecas, Mexico [PDF]

open access: yesGeofísica Internacional, 2002
222Rn and its daughter elements are considered dangerous for health. Exposure was measured to find the radon reference levels in Zacatecas. Indoor levels were measured since June 2000 until June 2001. RM-60 and RM-70 Geiger Muller-based systems were used
M. L. García   +7 more
doaj  

Unveiling Corruption's Influence on Insider Trading: US Insights

open access: yesAccounting &Finance, Volume 66, Issue 2, Page 1764-1799, June 2026.
ABSTRACT This study examines the relationship between state‐level political corruption and firm‐level insider trading in the United States. State corruption is proxied using Department of Justice court cases involving corrupt activities. The findings reveal a positive and statistically significant association between political corruption and insider ...
Ahmed Al‐Hadi   +3 more
wiley   +1 more source

On Indoor Radon Daughters' Plate-out On Material Surfaces

open access: yes, 2015
In this work, the plate-out of radon daughters on surfaces of different sizes has been studied. Several pieces of CR-39, cut circularly with different diameters, were exposed for approximately 3 months in an indoor environment containing a high ...
Iunes P.J.   +3 more
core   +1 more source

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