Results 21 to 30 of about 22,640 (209)

Experimental Approach to Evaluate the 11C Perfusion and Diffusion in Small Animal Tissues for HadronPET Applications. [PDF]

open access: yesPLoS ONE, 2016
The development of a reliable dose monitoring system in hadron therapy is essential in order to control the treatment plan delivery. Positron Emission Tomography (PET) is the only method used in clinics nowadays for quality assurance.
Immaculada Martínez-Rovira   +4 more
doaj   +1 more source

Technical Design Report for a Carbon-11 Treatment Facility

open access: yesFrontiers in Medicine, 2022
Particle therapy relies on the advantageous dose deposition which permits to highly conform the dose to the target and better spare the surrounding healthy tissues and organs at risk with respect to conventional radiotherapy.
Liviu Penescu   +13 more
doaj   +1 more source

Auto-atténuation de la radiation β dans les sources radioactives épaisses

open access: yesCHIMIA, 1961
In measuring β-radioactivity of thick sources, one has to take in account the phenomenon of self-weakening in the source. The present paper shows if the choice of the distance between source and counter on one hand, and of the chemical nature of the ...
Pierre Lerch, A. Vogel-Ludin
doaj   +1 more source

Stem Cell Imaging: Tools to Improve Cell Delivery and Viability. [PDF]

open access: yes, 2016
Stem cell therapy (SCT) has shown very promising preclinical results in a variety of regenerative medicine applications. Nevertheless, the complete utility of this technology remains unrealized. Imaging is a potent tool used in multiple stages of SCT and
Jokerst, Jesse V, Wang, Junxin
core   +3 more sources

A Urologist’s Perspective: Initial Experiences With SpaceOAR Hydrogel Insertion for Prostate Cancer Patients [PDF]

open access: yesJournal of Urologic Oncology
Purpose To evaluate the placement accuracy and learning curve of SpaceOAR hydrogel and gold fiducial marker insertion in Korean prostate cancer patients undergoing carbon ion radiotherapy (CIRT), performed by a single urologist without prior experience ...
Hyunho Han   +4 more
doaj   +1 more source

Chronologies for Recent Peat Deposits Using Wiggle-matched Radiocarbon Ages: Problems with Old Carbon Contamination [PDF]

open access: yes, 2005
Dating sediments which have accumulated over the last few hundred years is critical to the calibration of longer-term paleoclimate records with instrumental climate data.
Charman, D.J., Garnett, M.H.
core   +1 more source

Isotopes in hydrology and hydrogeology [PDF]

open access: yes, 2019
The structure, status, and processes of the groundwater system, which can only be acquired through scientific research efforts, are critical aspects of water resource management. Isotope hydrology and hydrogeology is a genuinely interdisciplinary science.
Barbieri, Maurizio
core   +1 more source

Study of the detection efficiency of a surface contamination monitor according to the distance and the surface emission rate

open access: yesSaúde & Tecnologia, 2015
Introduction – A radioactive contamination needs to be quantified in case it eventually occurs. Therefore it is necessary to ensure that the operating conditions of a surface contamination monitor are characterized by determining its detection efficiency.
Diana D. Duarte   +4 more
doaj   +1 more source

Species sensitivity of zeolite minerals for uptake of mercury solutes [PDF]

open access: yes, 2006
The uptake of inorganic Hg2+ and organometallic CH3Hg+ from aqueous solutions by 11 different natural zeolites has been investigated using a batch distribution coefficient (Kd) method and supported by a preliminary voltammetric study.
A. Chimedtsogzol   +13 more
core   +2 more sources

Spectro-Fluor™ Technology for Reliable Detection of Proteins and Biomarkers of Disease: A Pioneered Research Study

open access: yesDiagnostics, 2014
Quantitative and qualitative characterization of fluorinated molecules represents an important task. Fluorine-based medicinal chemistry is a fast-growing research area due to the positive impact of fluorine in drug discovery, and clinical and molecular ...
Farid Menaa   +2 more
doaj   +1 more source

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