Search Results - "Kubicz, Ewelina"
-
1
Developing a novel positronium biomarker for cardiac myxoma imaging
Published in EJNMMI physics (24-03-2023)“…Purpose Cardiac myxoma (CM), the most common cardiac tumor in adults, accounts for 50–75% of benign cardiac tumors. The diagnosis of CM is often elusive,…”
Get full text
Journal Article -
2
Studies of unicellular microorganisms Saccharomyces cerevisiae by means of positron annihilation lifetime spectroscopy
Published in Nukleonika (01-12-2015)“…Results of positron annihilation lifetime spectroscopy (PALS) and microscopic studies on simple microorganisms, brewing yeasts, are presented. Lifetime of…”
Get full text
Journal Article -
3
Reconstruction of hit time and hit position of annihilation quanta in the J-PET detector using the Mahalanobis distance
Published in Nukleonika (01-12-2015)“…The J-PET detector being developed at the Jagiellonian University is a positron emission tomograph composed of the long strips of polymer scintillators. At the…”
Get full text
Journal Article -
4
Processing optimization with parallel computing for the J-PET scanner
Published in Nukleonika (01-12-2015)“…The Jagiellonian Positron Emission Tomograph (J-PET) collaboration is developing a prototype time of flight (TOF)-positron emission tomograph (PET) detector…”
Get full text
Journal Article -
5
Studies of discrete symmetries in decays of positronium atoms
Published in EPJ Web of Conferences (01-01-2018)“…A positronium - a bound state of electron and positron - is an eigenstate of parity and charge conjugation operators which decays into photons. It is a unique…”
Get full text
Journal Article Conference Proceeding -
6
Searches for discrete symmetries violation in ortho-positronium decay using the J-PET detector
Published in Nukleonika (01-12-2015)“…In this paper, we present prospects for using the Jagiellonian positron emission tomograph (J-PET) detector to search for discrete symmetries violations in a…”
Get full text
Journal Article -
7
PALS investigations of free volumes thermal expansion of J-PET plastic scintillator synthesized in polystyrene matrix
Published in Nukleonika (01-12-2015)“…The polystyrene doped with 2,5-diphenyloxazole as a primary fluor and 2-(4-styrylphenyl)benzoxazole as a wavelength shifter prepared as a plastic scintillator…”
Get full text
Journal Article -
8
Application of the compress sensing theory for improvement of the TOF resolution in a novel J-PET instrument
Published in Nukleonika (01-03-2016)“…Nowadays, in positron emission tomography (PET) systems, a time of flight (TOF) information is used to improve the image reconstruction process. In TOF-PET,…”
Get full text
Journal Article -
9
X-ray microtomography as a new approach for imaging and analysis of tumor spheroids
Published in Micron (Oxford, England : 1993) (01-10-2020)“…•3D spheroids visualization by micro-CT.•Two different cell lines: malignant (WM266-4) and primary (WM115) can form spheroids.•Micro-CT provides detailed…”
Get full text
Journal Article -
10
Positronium imaging with the novel multiphoton PET scanner
Published in Science advances (15-10-2021)“…In vivo assessment of cancer and precise location of altered tissues at initial stages of molecular disorders are important diagnostic challenges. Positronium…”
Get full text
Journal Article -
11
Novel scintillating material 2-(4-styrylphenyl)benzoxazole for the fully digital and MRI compatible J-PET tomograph based on plastic scintillators
Published in PloS one (27-11-2017)“…A novel plastic scintillator is developed for the application in the digital positron emission tomography (PET). The novelty of the concept lies in application…”
Get full text
Journal Article -
12
Novel scintillating material 2
Published in PloS one (27-11-2017)“…A novel plastic scintillator is developed for the application in the digital positron emission tomography (PET). The novelty of the concept lies in application…”
Get full text
Journal Article -
13
Novel J-PET scanner combined with positron annihilation lifetime spectroscopy technique as a tool for morphometric imaging
Published in Physica medica (01-09-2016)“…Positron Annihilation Lifetime Spectroscopy (PALS) allows examining structure of materials at nano and sub-nanometer level. This technique is based on the…”
Get full text
Journal Article -
14
Statistical analysis of time resolution of the J-PET scanner
Published in 2016 IEEE Nuclear Science Symposium, Medical Imaging Conference and Room-Temperature Semiconductor Detector Workshop (NSS/MIC/RTSD) (01-10-2016)“…The commercial Positron Emission Tomography (PET) scanners use inorganic crystal scintillators for the detection of gamma photons. The Jagiellonian-PET (J-PET)…”
Get full text
Conference Proceeding -
15
Potential for biomedical applications of Positron Annihilation Lifetime Spectroscopy (PALS)
Published 04-10-2018“…Positron Annihilation Lifetime Spectroscopy (PALS) allows examining structure of materials in nano and sub-nanometer scale. This technique is based on the…”
Get full text
Journal Article -
16
Simulating NEMA characteristics of the modular total-body J-PET scanner -- an economic total-body PET from plastic scintillators
Published 03-07-2021“…The purpose of the presented research is estimation of the performance characteristics of the economic Total-Body Jagiellonian-PET system (TB-J-PET)…”
Get full text
Journal Article -
17
Positronium imaging with the novel multiphoton PET scanner
Published 16-12-2021“…Science Advances 7 (2021) eabh4394 In vivo assessment of cancer and precise location of altered tissues at initial stages of molecular disorders are important…”
Get full text
Journal Article -
18
Testing CPT symmetry in ortho-positronium decays with positronium annihilation tomography
Published 08-12-2021“…Nature Communications 12, 5658 (2021) Charged lepton system symmetry under combined charge, parity, and time-reversal transformation (CPT) remains scarcely…”
Get full text
Journal Article -
19
Estimating the NEMA characteristics of the J-PET tomograph using the GATE package
Published 01-08-2018“…Kowalski, Pawe{\l}, et al. "Estimation of the NEMA characteristics of the J-PET tomograph using the GATE package." Physics in medicine and biology (2018) The…”
Get full text
Journal Article -
20
J-PET: A Novel TOF-PET Detector based on Plastic Scintillators
Published in 2016 IEEE Nuclear Science Symposium, Medical Imaging Conference and Room-Temperature Semiconductor Detector Workshop (NSS/MIC/RTSD) (01-10-2016)“…The purpose of the reported research is the elaboration of the method for construction of the cost-effective whole-body single-bed positron emission tomography…”
Get full text
Conference Proceeding