Results 91 to 100 of about 195,339 (270)

Natural radionuclide and 137Cs activity concentration in soils of the Brazilian State of Sergipe and their correlation with environmental characteristics

open access: yesBrazilian Journal of Radiation Sciences
Radionuclides occur naturally in the environment, exposing living organisms to ionizing radiation. In addition, human activities have introduced artificial radionuclides such as 137Cs, among others, into the environment.
Luiz Cavalcante Ferreira   +6 more
doaj   +1 more source

Overview of Brazilian industrial radiography accidents with cutaneous radiation syndrome

open access: yesBrazilian Journal of Radiation Sciences, 2018
Many of industrial radiological accidents are related to industrial gamma radiography, which makes this practice the highest potential risk for human health.
Camila Moreira Araújo de Lima   +1 more
doaj   +1 more source

Second-hand smoke generated by combustion and electronic smoking devices used in real scenarios: ultrafine particle pollution and age-related dose assessment [PDF]

open access: yes, 2017
Aerosol measurements were carried out in a model room where both combustion (conventional and hand-rolled cigarettes, a cigar and tobacco pipe) and non-combustion (e-cigarette and IQOS®) devices were smoked.
AVINO, PASQUALE   +3 more
core   +1 more source

Boron Neutron Capture Therapy at a Crossroads: Translational Gap and Emerging Delivery Agents

open access: yesChemistry – A European Journal, EarlyView.
This review surveys recent advances in boron delivery agents for BNCT, emphasizing the shift from classical small molecules to multifunctional nanocarriers and theranostic systems. By integrating targeting, imaging, and therapy, next‐generation boron compounds aim to bridge the gap between (bio)chemical innovation and clinical translation.
Christoph Selg, Evamarie Hey‐Hawkins
wiley   +1 more source

Feasibility of Single-Time-Point Dosimetry for Radiopharmaceutical Therapies

open access: yesJournal of Nuclear Medicine, 2020
Visual Abstract Because of challenges in performing routine personalized dosimetry in radiopharmaceutical therapies, interest in single-time-point (STP) dosimetry, particularly using only a single SPECT scan, is on the rise.
X. Hou   +7 more
semanticscholar   +1 more source

Advances in Human Mass Balance Studies: An IQ Consortium Perspective on Current Practices and Emerging Trends

open access: yesClinical Pharmacology &Therapeutics, EarlyView.
Human radiolabeled mass balance studies are crucial for comprehensively characterizing the absorption, distribution, metabolism, and excretion (ADME) of investigational drugs, providing essential data for drug development, regulatory evaluation, and product labeling.
Jason Boer   +24 more
wiley   +1 more source

Digital Twin and Physical Cyber Systems Applied to Ionizing Radiation: State of the Art in Metrology 4.0

open access: yesBrazilian Journal of Radiation Sciences
The Fourth Industrial Revolution has brought society many benefits, such as technological advances, and many challenges to be overcome. To increase the synergy between physical and digital systems, most often used in the optimization processes of ...
Eric Matos Macedo   +6 more
doaj   +1 more source

Radiological protection and certification for medical professionals in Brazil

open access: yesBrazilian Journal of Radiation Sciences, 2018
Radiation protection is supported by three pillars: justification, optimization and dose limitation. The safe use of ionizing radiation is governed by the limits of public and occupational exposure, justification and optimization for medical exposures ...
CAMILLE Pinho Vieira DE CASTRO DA LUZ   +2 more
doaj   +1 more source

EANM Dosimetry Committee series on standard operational procedures for internal dosimetry for 131I mIBG treatment of neuroendocrine tumours

open access: yesEJNMMI Physics, 2020
The purpose of the EANM Dosimetry Committee Series on “Standard Operational Procedures for Dosimetry” (SOP) is to provide advice to scientists and clinicians on how to perform patient-specific absorbed dose assessments.
J. Gear   +6 more
semanticscholar   +1 more source

Mitigating Microbial Contamination in Fresh Fruits and Vegetables Using Ultraviolet C Irradiation: A Review

open access: yesFood Safety and Health, EarlyView.
Although fresh produce is extremely perishable and contaminated, it is essential for good health. To eliminate important foodborne pathogens, this paper investigates UV‐C irradiation as a safe, nonthermal technique. UV dose, exposure duration, and product characteristics all affect effectiveness.
Krish Rauniyar, Ruplal Choudhary
wiley   +1 more source

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