Results 21 to 30 of about 3,644,479 (344)

The Page curve of Hawking radiation from semiclassical geometry [PDF]

open access: yesJournal of High Energy Physics, 2019
We consider a gravity theory coupled to matter, where the matter has a higher-dimensional holographic dual. In such a theory, finding quantum extremal surfaces becomes equivalent to finding the RT/HRT surfaces in the higher-dimensional theory. Using this
Ahmed Almheiri   +3 more
semanticscholar   +1 more source

Dose Descriptors and Assessment of Risk of Exposure-Induced Death in Patients Undergoing COVID-19 Related Chest Computed Tomography

open access: yesDiagnostics, 2022
For more than two years, coronavirus disease 19 (COVID-19) has represented a threat to global health and lifestyles. Computed tomography (CT) imaging provides useful information in patients with COVID-19 pneumonia.
Lejla M. Čiva   +5 more
doaj   +1 more source

Numerical approximations for fluid flow and heat transfer in the boundary layer with radiation through multiple Lie similarity transformations

open access: yesFrontiers in Physics, 2023
The dependent or independent variables of differential equations may be reduced by applying its associated Lie point symmetries. Seven-dimensional Lie point symmetry algebra exists for differential equations representing heat transfer in a boundary layer
Muhammad Bilal   +10 more
doaj   +1 more source

Replica wormholes and the entropy of Hawking radiation [PDF]

open access: yesJournal of High Energy Physics, 2019
The information paradox can be realized in anti-de Sitter spacetime joined to a Minkowski region. In this setting, we show that the large discrepancy between the von Neumann entropy as calculated by Hawking and the requirements of unitarity is fixed by ...
Ahmed Almheiri   +4 more
semanticscholar   +1 more source

Quality of Life of Oral Squamous Cell Carcinoma Patients before and after Primary Treatment

open access: yesJournal of Pharmacy and Bioallied Sciences, 2023
Background: HNSCC (head and neck squamous cell carcinoma) is a serious global health problem, with estimated more than 550,000 new cases and 300,000 deaths annually. More than 90% of these malignancies are oral squamous cell carcinoma (OSCC).
Renu Yadav   +5 more
doaj   +1 more source

Assessment of public perception of radioactivity in Brazil

open access: yesBrazilian Journal of Radiation Sciences, 2022
Nuclear energy divides public opinion with its “good” and “bad” applications. Almost immediately after the discovery of radiation, radioactive elements purified by the Curies were used in health treatments, but with the nuclear bombs of Hiroshima and ...
Alessandra Fabiana Aguiar Marques Fontolan   +1 more
doaj  

The Role of the Human Gut Microbiome in Inflammatory Bowel Disease and Radiation Enteropathy

open access: yesMicroorganisms, 2022
The human gut microbiome plays a key role in regulating host physiology. In a stable state, both the microbiota and the gut work synergistically. The overall homeostasis of the intestinal flora can be affected by multiple factors, including disease ...
Darren Fernandes, Jervoise Andreyev
doaj   +1 more source

Cardiovascular Toxicities of Radiation Therapy and Recommended Screening and Surveillance

open access: yesJournal of Cardiovascular Development and Disease, 2023
Radiation therapy is a key part of treatment for many cancers. Vast advancements in the field of radiation oncology have led to a decrease in malignancy-related mortality, which has uncovered some of the long-term side effects of radiation therapy ...
Gabriela Narowska   +3 more
doaj   +1 more source

Multi-omics analyses of radiation survivors identify radioprotective microbes and metabolites

open access: yesScience, 2020
Radioprotective bacteria A common symptom of radiation treatment for cancer is gastrointestinal disruption. The damage caused can become so severe and debilitating that it interrupts treatment. Guo et al.
Hao Guo   +24 more
semanticscholar   +1 more source

Bibliometric Analysis of Solar Desalination Systems Powered by Solar Energy and CFD Modelled

open access: yesEnergies, 2022
Solar desalination is a sustainable approach to producing fresh water from saline water. Researchers have tried modifications to solar desalination systems to enhance the distillate output.
Chandrakant R. Sonawane   +5 more
doaj   +1 more source

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