Table 3 Abbreviations of PET scanners shown in Figs. 1, 2, 3, and 4

NanoPET

Commercially available scanner provided by Mediso

[45]

A-PET

An animal PET scanner developed by Dr. Suleman Surti

[40]

Inveon

Siemens Inveon PET

[43]

Metis

Metis PET is commercially provided by Shandong Madic Technology Co.,Ltd

[47]

IRIS

IRIS PET is commercially provided by Medilumine Inc

[46]

ClairvivoPET

ClairvivoPET is a commercial provided by Shimadzu Corp., Japan

[41]

HiPET

A small animal PET scanner developed by Dr. Zheng Gu

[30]

LabPET-12

Scanner developed at University de Sherbrooke, Canada

[42]

ClearPET

ClearPET was manufactured by Raytest Isotopenmessgeraete GmbH, Germany

[44]

Albira Si PET

Bruker Albira Si fully integrated PET/SPECT/CT

[29]

SIAT aPET

A small animal PET developed at Shenzhen Institute of Advanced Technology, China

[31]

β-CUBE

Scanner developed by MOLECUBES, Belgium

[28]

quadHIDAC32

Scanner developed by Oxford Positron Systems

[38]

SimPET-X

A PET insert for simultaneous mouse total-body PET/MR imaging

[13]

Yamaya’s PET

A total-body small animal PET is underdeveloped at Dr. Taiga Yamaya’s Lab, Japan

[21]

Mouse J-PET

A total-body mouse J-PET simulated by Jagiellonian University

[48]

Rat J-PET

A total-body rat J-PET simulated by Jagiellonian University

[48]

HS-BGO PET

A total-body small animal PET with ~ 330-mm axial FOV is underdeveloped at University of California at Davis

[49]

H²RS110

A high-resolution (0.5 mm) and high sensitivity PET with 167-mm axial FOV is underdeveloped at University of California at Davis

[12]

H²RS160

A high-resolution (0.5 mm) and high sensitivity PET with 254-mm axial FOV simulated at University of California at Davis

[12]

UHS-PET

An over 50% sensitivity PET proposed and simulated by University of California at Davis

[50]