185 citations · 405 across the 21 of their papers we have counts for
21 papers
Experimental determination of the Dalitz plot for positronium decay using the J-PET detection system
Magdalena Skurzok, Steven D. Bass, Kamila Kasperska +37
We present the first measurements of the Dalitz plot for ortho-positronium annihilation to three photons. Our measurements, accurate to about 3% statistical and 2-3% systematic unc…
First-in-human quantum entanglement imaging
Pawel Moskal, Deepak Kumar, Sushil Sharma +37
Annihilation photons are quantum-entangled in polarization, a phenomenon that has not been exploited in medical diagnostics so far. We present the first in vivo imaging of the degr…
First ex-vivo positronium imaging of tissues with modular J-PET scanner using Sc radionuclide
Karol Kubat, Manish Das, Sushil Sharma +41
This study presents the first ex-vivo positronium imaging of human tissues using the modular J-PET scanner with the Sc radionuclide. The Sc isotope was produced via t…
Feasibility study of the positronium lifetime imaging with the Biograph Vision Quadra and J-PET tomographs
Szymon Parzych, Szymon Niedźwiecki, Ermias Yitayew Beyene +39
Background: After its first ex-vivo and in-vivo demonstration, Positronium Lifetime Imaging (PLI) has received considerable interest as a potential new diagnostic biomarker. High s…
First Positronium Lifetime Imaging using Mn and Co with a plastic-based PET scanner
Manish Das, Sushil Sharma, Ermias Yitayew Beyene +45
Positronium Lifetime Imaging (PLI) extends positron emission tomography by using the lifetime of positronium atoms as a probe of tissue molecular architecture. In this work, we rep…
Studies of CPT symmetry in positronium decays with 192 plastic strip J-PET detector
N. Chug, S. D. Bass, E. Y. Beyene +40
A direct test of the CPT symmetry is performed for the electromagnetic decays of ortho-positronium using the J-PET tomograph. We present the precise measurement of the CPT-sensitiv…
First positronium imaging using Sc with the J-PET scanner: a case study on the NEMA-Image Quality phantom
Manish Das, Sushil Sharma, Aleksander Bilewicz +41
Positronium Lifetime Imaging (PLI), an emerging extension of conventional positron emission tomography (PET) imaging, offers a novel window for probing the submolecular properties…
Nanoporosity imaging by positronium lifetime tomography
K. Dulski, E. Beyene, N. Chug +25
Positron Annihilation Lifetime Spectroscopy (PALS) is a well-established non-destructive technique used for nanostructural characterization of porous materials. It is based on the…
Investigation of Novel Preclinical Total Body PET Designed With J-PET Technology:A Simulation Study
M. Dadgar, S. Parzych, F. Tayefi Ardebili +29
The growing interest in human-grade total body positron emission tomography (PET) systems has also application in small animal research. Due to the existing limitations in human-ba…
Comparative studies of plastic scintillator strips with high technical attenuation length for the total-body J-PET scanner
L. Kaplon, J. Baran, N. Chug +31
Plastic scintillator strips are considered as one of the promising solutions for the cost-effective construction of total-body positron emission tomography, (PET) system. The purpo…
Non-maximal entanglement of photons from positron-electron annihilation demonstrated using a novel plastic PET scanner
P. Moskal, D. Kumar, S. Sharma +25
In state-of-the-art Positron Emission Tomography (PET), information about annihilation photon polarization is unavailable. Here, we present a PET scanner built from plastic scintil…
Discrete symmetries tested at 10 precision using linear polarization of photons from positronium annihilations
Paweł Moskal, Eryk Czerwiński, Juhi Raj +38
Discrete symmetries play an important role in particle physics with violation of CP connected to the matter-antimatter imbalance in the Universe. We report the most precise test of…
Feasibility studies for imaging ee annihilation with modular multi-strip detectors
S. Sharma, L. Povolo, S. Mariazzi +41
Studies based on imaging the annihilation of the electron (e) and its antiparticle positron (e) open up several interesting applications in nuclear medicine and fundame…
Feasibility of the J-PET to monitor range of therapeutic proton beams
Jakub Baran, Damian Borys, Karol Brzeziński +40
Objective: The aim of this work is to investigate the feasibility of the Jagiellonian Positron Emission Tomography (J-PET) scanner for intra-treatment proton beam range monitoring.…
TOF MLEM Adaptation for the Total-Body J-PET with a Realistic Analytical System Response Matrix
R. Y. Shopa, J. Baran, K. Klimaszewski +32
We report a study of the original image reconstruction algorithm based on the time-of-flight maximum likelihood expectation maximisation (TOF MLEM), developed for the total-body (T…
J-PET detection modules based on plastic scintillators for performing studies with positron and positronium beams
S. Sharma, J. Baran, R. S. Brusa +33
The J-PET detector, which consists of inexpensive plastic scintillators, has demonstrated its potential in the study of fundamental physics. In recent years, a prototype with 192 p…
Realistic Total-Body J-PET Geometry Optimization -- Monte Carlo Study
Jakub Baran, Wojciech Krzemien, Lech Raczyński +31
Total-Body PET is one of the most promising medical diagnostics modalities. The high sensitivity provided by Total-Body technology can be advantageous for novel tomography methods…
Positronium imaging with the novel multiphoton PET scanner
Paweł Moskal, Kamil Dulski, Neha Chug +33
In vivo assessment of cancer and precise location of altered tissues at initial stages of molecular disorders are important diagnostic challenges. Positronium is copiously formed i…
Optimisation of the event-based TOF filtered back-projection for online imaging in total-body J-PET
R. Y. Shopa, K. Klimaszewski, P. Kopka +24
We perform a parametric study of the newly developed time-of-flight (TOF) image reconstruction algorithm, proposed for the real-time imaging in total-body Jagiellonian PET (J-PET)…
Simulating NEMA characteristics of the modular total-body J-PET scanner -- an economic total-body PET from plastic scintillators
Paweł Moskal, Paweł Kowalski, Roman Shopa +26
The purpose of the presented research is estimation of the performance characteristics of the economic Total-Body Jagiellonian-PET system (TB-J-PET) constructed from plastic scinti…
The J-PET detector -- a tool for precision studies of ortho-positronium decays
K. Dulski, S. D. Bass, J. Chhokar +41
The J-PET tomograph is constructed from plastic scintillator strips arranged axially in concentric cylindrical layers. It enables investigations of positronium decays by measuremen…