activity
20132026
most citedSearch for a dark photon in the decay

125 citations · 161 across the 8 of their papers we have counts for

collaborators

8 papers

physics.med-ph2026★ 1 cited

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…

physics.med-ph2026

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…

physics.med-ph2025★ 2 cited

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…

nucl-ex2025

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…

physics.app-ph2024

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…

hep-ex2017

Measurement of the running of the fine structure constant below 1 GeV with the KLOE detector

V. De Leo

The precision measurement of the cross section with the photon emitted in the initial state with the KLOE detector has been used to meas…

hep-ex2016★ 33 cited

Measurement of the running of the fine structure constant below 1 GeV with the KLOE Detector

2 Collaboration, A. Anastasi, D. Babusci +63

We have measured the running of the effective QED coupling constant in the time-like region GeV with the KLOE detector at DANE using the Initial Stat…

hep-ex2013★ 125 cited

Search for a dark photon in the decay

COSY Collaboration, P. Adlarson, W. Augustyniak +113

The presently world largest data sample of pi0 --> gamma e+e- decays containing nearly 5E5 events was collected using the WASA detector at COSY. A search for a dark photon U produc…