EPJQT - EPJ Quantum Technology

Open Access

Research

Multi-tasking through quantum annealing 57

Jargalsaikhan Artag, Koki Awaya, Takumi Kanezashi, Daisuke Tsukayama, Moe Shimada and Jun-ichi Shirakashi

Published online: 07 April 2026

DOI: 10.1140/epjqt/s40507-026-00504-z

Open Access

Research

A scalable architecture for quantum information processors: qubit partitioning, placement, and scheduling for minimized circuit latency 56

Zahra Alimohammadi, Naser Mohammadzadeh, Saeid Seyedi and Hatam Abdoli

Published online: 13 May 2026

DOI: 10.1140/epjqt/s40507-026-00519-6

Open Access

Research

Towards metaphors for quantum computational thinking 55

Caiseal Beardow and Pieter Jan Stappers

Published online: 03 April 2026

DOI: 10.1140/epjqt/s40507-026-00502-1

Open Access

Research

Modulator-free, self-testing quantum random number generator 53

Ana Blázquez-Coído, Fadri Grünenfelder, Anthony Martin, Raphaël Houlmann, Hugo Zbinden and Davide Rusca

Published online: 24 March 2026

DOI: 10.1140/epjqt/s40507-026-00501-2

Open Access

Research

Decoding the surface code with a spatio-temporal transformer 52

Robert Joo

Published online: 23 March 2026

DOI: 10.1140/epjqt/s40507-026-00492-0

Open Access

Research

Dynamic suppression of phase errors in optically pumped atomic magnetometers for applications in geomagnetic environments 51

Huanyu Zhou, Jin Li, Yi Zhang, Shuo Sun, Rongtong Zhu, Yan Xuan, Pengcheng Du and Zhuangsheng Zhu

Published online: 20 March 2026

DOI: 10.1140/epjqt/s40507-026-00499-7

Open Access

Research

An arbitrated quantum signature scheme for classical information using entanglement swapping 50

Jason Lin, Mei-Yen Yen, Chia-Wei Tsai and Chun-Wei Yang

Published online: 19 March 2026

DOI: 10.1140/epjqt/s40507-026-00497-9

Open Access

Research

Quantum hybrid feature selector 49

Vadim Lopatkin, Asel Sagingalieva, Luca Lusnig, Tatjana Protasevich, Bernadette Behnke and Alexey Melnikov

Published online: 18 March 2026

DOI: 10.1140/epjqt/s40507-026-00491-1

Open Access

Research

High-dimensional GHZ-based multi-party quantum key agreement: rigorous security, fairness, and loss tolerance 48

Hamza Sohail, Burhan Ul Islam Khan, Nur Fatin Liyana Mohd Rosely, Khang Wen Goh, Dwi Sudarno Putra, Abdul Raouf Khan and Mesith Chaimanee

Published online: 23 April 2026

DOI: 10.1140/epjqt/s40507-026-00510-1

Open Access

Research

Evaluating radiation impact on transmon qubits in above and underground facilities 47

Francesco De Dominicis, Tanay Roy, Ambra Mariani, Mustafa Bal, Camilla Bonomo, Nicola Casali, Ivan Colantoni, Francesco Crisa, Angelo Cruciani, Fernando Ferroni et al. (13 more)

Published online: 13 March 2026

DOI: 10.1140/epjqt/s40507-026-00490-2

Open Access

Research

Quantum kernel and HHL-based support vector machines for multi-class classification 46

Gabriela Pinheiro, Donovan M. Slabbert, Luis Kowada and Francesco Petruccione

Published online: 13 March 2026

DOI: 10.1140/epjqt/s40507-026-00484-0

Open Access

Research

Magnetotactic bacterial populations studied with a Pound-Drever-Hall atomic magnetometer 45

María Hernández Ruiz, Christopher Kiehl, Vito Giovanni Lucivero and Morgan W. Mitchell

Published online: 10 March 2026

DOI: 10.1140/epjqt/s40507-026-00487-x

Open Access

Research

Suppression of spin-exchange decoherence for zero-field parametric modulation magnetometers 44

Shushan Gao, Bangcheng Han, Xiaoyu Li, Ziao Liu, Zhongyu Wang, Jianwei Sheng and Jixi Lu

Published online: 10 March 2026

DOI: 10.1140/epjqt/s40507-026-00488-w

Open Access

Research

Strategic governance of quantum supply chains: a criticality-based framework for risk, resilience, and data-driven foresight 43

Dongyoun Cho, Mauritz Kop and Min-Ha Lee

Published online: 10 March 2026

DOI: 10.1140/epjqt/s40507-026-00486-y

Open Access

Research

Sagnac tractor atom interferometer on a photonic integrated circuit 42

Lefeng Zhou, Anne Graf and Georg Raithel

Published online: 03 March 2026

DOI: 10.1140/epjqt/s40507-026-00485-z

Open Access

Research

Toward practical quantum encryption in phase space: simulated QPSK and 16-QAM with dynamic displacement operators 41

Chenyu Zhang, Randy Kuang, Jian Xu, Kai Wen, Tianyi Wu, Zhenrong Zhang and Chen Dong

Published online: 27 February 2026

DOI: 10.1140/epjqt/s40507-026-00480-4

Open Access

Research

What makes a good quantum outreach video? An evaluation framework for a quantum video playlist 40

Daria Anttila, Philipp Bitzenbauer, Stina Scheer, Diana Tartaglia, Bart Folkers, Simon Goorney, Sohan Vartak, Jacob Sherson and Costanza Toninelli

Published online: 02 April 2026

DOI: 10.1140/epjqt/s40507-025-00461-z

Open Access

Research

Circuit-based vs. measurement-based quantum computing: a comparative analysis, layered metrics, and decision flow for approach selection 39

Harashta Tatimma Larasati and Byung-Soo Choi

Published online: 27 February 2026

DOI: 10.1140/epjqt/s40507-026-00483-1

Open Access

Research

An efficient and secure multi-party convex hull protocol using quantum secret commitment 38

Wen-Jie Liu and Solomon Danquah Danso

Published online: 23 February 2026

DOI: 10.1140/epjqt/s40507-026-00482-2

Open Access

Research

DuoQ-EpiNet: a dual-track quantum–classical convolutional neural network for EEG-based epilepsy seizure detection 37

Shivanya Shomir Dutta, Ishaan Milind Sawant, Sridevi S, Gurjit S. Randhawa, Rajiv Mistry, Jonathan Ortega, Anandan P and Indira B

Published online: 31 March 2026

DOI: 10.1140/epjqt/s40507-026-00500-3

Open Access

Research

The quantum technology job market: data driven analysis of 3641 job posts 36

Simon Goorney, Eleni Karydi, Borja Muñoz, Otto Santesson, Zeki Can Seskir, Ana Alina Tudoran and Jacob Sherson

Published online: 02 March 2026

DOI: 10.1140/epjqt/s40507-026-00477-z

Open Access

Research

Quantum related-key attacks on Feistel-like ciphers 35

Hong-Wei Sun, Long Zhang, Dan-Dan Li, Zhen-Qiang Li, Rong-Xue Xu and Ke-Jia Zhang

Published online: 17 February 2026

DOI: 10.1140/epjqt/s40507-026-00481-3

Open Access

Research

BB84 a new hope enhanced QKD for secure email communication with additional quantum gates 34

Shiiv R S, Yuven Senthilkumar and V. Karthick

Published online: 24 March 2026

DOI: 10.1140/epjqt/s40507-026-00493-z

Open Access

Research

Enhancing Quantum Key Distribution via McEliece-based hybrid PQC-QKD architecture 33

Veeresh R. Maned, Satyabrat Rath, Jothi Ramalingam and Lakshmi Kuppusamy

Published online: 24 March 2026

DOI: 10.1140/epjqt/s40507-026-00498-8

Open Access

Research

Rydberg-atom electrical-field sensors – a case study of dual use of quantum sensors 32

Jürgen Altmann and Harald Kübler

Published online: 18 March 2026

DOI: 10.1140/epjqt/s40507-026-00489-9

Open Access

Review

Quantum algorithms for scheduling problems: a survey 31

Tino Werner and Freyja Ullinger

Published online: 19 March 2026

DOI: 10.1140/epjqt/s40507-026-00494-y

Open Access

Review

Performance-centric roadmap for building a superconducting quantum computer 30

R. Barends and F. K. Wilhelm

Published online: 18 March 2026

DOI: 10.1140/epjqt/s40507-026-00495-x

Open Access

Research

Performance characterization of a multi-module quantum processor with static inter-chip couplers 29

Graham J. Norris, Kieran Dalton, Dante Colao Zanuz, Alexander Rommens, Alexander Flasby, Mohsen Bahrami Panah, François Swiadek, Colin Scarato, Christoph Hellings, Jean-Claude Besse and Andreas Wallraff

Published online: 11 February 2026

DOI: 10.1140/epjqt/s40507-026-00469-z

Open Access

Review

Leveraging quantum computing business applications: a B-SLR approach and future research directions 28

Gaurav Sarin, Yogendra Sai Reddy and Manya Sarin

Published online: 06 February 2026

DOI: 10.1140/epjqt/s40507-026-00475-1

Open Access

Research

Automated quantum algorithm design using a domain-specific language 27

Amy Rouillard, Matt Lourens and Francesco Petruccione

Published online: 04 February 2026

DOI: 10.1140/epjqt/s40507-026-00472-4

Open Access

Research

Quantum-lattice synergy: a next-generation blueprint for post-quantum cloud security 26

Hatoon S. AlSagri, Ankit Kumar, Abdul Khader Jilani Saudagar, Abhishek Kumar and Linesh Raja

Published online: 02 February 2026

DOI: 10.1140/epjqt/s40507-026-00468-0

Open Access

Research

Quantum error mitigation via structural encoding with classical error correction codes 25

IlKwon Sohn, Changyeol Lee, Wooyeong Song, Kwangil Bae and Wonhyuk Lee

Published online: 06 February 2026

DOI: 10.1140/epjqt/s40507-026-00474-2

Open Access

Research

Fast quantum amplitude encoding of typical classical data 24

Vittorio Pagni, Sigurd Huber, Michael Epping and Michael Felderer

Published online: 05 February 2026

DOI: 10.1140/epjqt/s40507-026-00473-3

Open Access

Research

A cross-chain model with underlying security and scalability based on quantum algorithm 23

Zhuo Wang, Jian Li, Ang Liu, Mianxiong Dong and Yanyan Hou

Published online: 29 January 2026

DOI: 10.1140/epjqt/s40507-025-00462-y

Open Access

Research

EAQAS: Embedding-Aware Quantum Architecture Search via cross-attention fusion and hierarchical representation learning 22

Jiawen Dai, Jialiang Gu, Raymond Ho, Gary Man-Tat Man, Kwok Tai Chui and Kevin Hung

Published online: 18 February 2026

DOI: 10.1140/epjqt/s40507-026-00478-y

Open Access

Research

Effects of hyperfine splitting on 1470 nm active optical clock with cesium atoms 21

Deshui Yu, Baolin Zhang, Tiantian Shi, Shougang Zhang and Jingbiao Chen

Published online: 27 January 2026

DOI: 10.1140/epjqt/s40507-026-00471-5

Open Access

Research

Quantum-driven enhanced machine learning algorithm for intrusion detection in Internet of things environment 20

Indira Bharathi, Veeramani Sonai and Sridevi S

Published online: 26 January 2026

DOI: 10.1140/epjqt/s40507-026-00463-5

Open Access

Research

Low crosstalk in a scalable superconducting quantum lattice 19

Mohammed Alghadeer, Shuxiang Cao, Simone D. Fasciati, Michele Piscitelli, Paul C. Gow, James C. Gates, Mustafa Bakr and Peter J. Leek

Published online: 26 January 2026

DOI: 10.1140/epjqt/s40507-026-00465-3

Open Access

Research

Quantum-secured device-independent global positioning system 18

Chon-Fai Kam and En-Jui Kuo

Published online: 20 January 2026

DOI: 10.1140/epjqt/s40507-026-00470-6

Open Access

Research

Encrypted network traffic analysis using quantum machine learning 17

Gokul Sunil Sodar, Akshay Murthy, Annapurna Jonnalagadda and Aswani Kumar Cherukuri

Published online: 20 January 2026

DOI: 10.1140/epjqt/s40507-025-00459-7

Open Access

Research

Modelling quantum curriculum innovation: a pilot study 16

Jonas Bley, Simon Goorney, Aurél Gábris, Stefan Küchemann, Stefan Heusler, Artur Widera and Jacob Sherson

Published online: 09 February 2026

DOI: 10.1140/epjqt/s40507-026-00476-0

Open Access

Correction

Correction: Analog QAOA with Bayesian optimisation on a neutral atom QPU 15

Simone Tibaldi, Lucas Leclerc, Davide Vodola, Edoardo Tignone and Elisa Ercolessi

Published online: 11 February 2026

DOI: 10.1140/epjqt/s40507-026-00479-x

Open Access

Research

Quantum long short-term memory for drug discovery 14

Liang Zhang, Yin Xu, Mohan Wu, Liang Wang and Hua Xu

Published online: 12 January 2026

DOI: 10.1140/epjqt/s40507-026-00467-1

Open Access

Research

Exponential separation criteria for quantum iterative power algorithms 13

András Czégel and Boglárka G.-Tóth

Published online: 09 January 2026

DOI: 10.1140/epjqt/s40507-026-00466-2

Open Access

Research

Quantum secure multiparty multiplication based on d-level single particles 12

Xiu-Li Song, Jie Yan, You-Sheng Zhou and Tao Wu

Published online: 31 December 2025

DOI: 10.1140/epjqt/s40507-025-00356-z

Open Access

Research

Enhancement of optomagnonic coupling and microwave-optical conversion via magnetic anisotropy 11

Hong Xie, Le-Wei He, Xiang Lin and Xiu-Min Lin

Published online: 30 December 2025

DOI: 10.1140/epjqt/s40507-025-00458-8

Open Access

Research

Quantum technologies and geopolitics: comparing parliamentary rhetoric 10

Viktor Suter, Gina Pöhlmann, Charles Ma and Miriam Meckel

Published online: 19 December 2025

DOI: 10.1140/epjqt/s40507-025-00456-w

Open Access

Research

Warm start of variational quantum algorithms for quadratic unconstrained binary optimization problems 9

Yahui Chai, Karl Jansen, Stefan Kühn, Tim Schwägerl and Tobias Stollenwerk

Published online: 12 December 2025

DOI: 10.1140/epjqt/s40507-025-00452-0

Open Access

Research

Testing time order and Leggett-Garg inequalities with noninvasive measurements on public quantum computers 8

Tomasz Rybotycki, Tomasz Białecki, Josep Batle, Bartłomiej Zglinicki, Adam Szereszewski, Wolfgang Belzig and Adam Bednorz

Published online: 05 January 2026

DOI: 10.1140/epjqt/s40507-025-00457-9

Open Access

Comment

Mapping the quantum computing landscape: growth, collaboration, and thematic convergence 7

Daniel Conde-Torres, Alejandro Seco-González, Ángel Piñeiro and Rebeca Garcia-Fandiño

Published online: 15 January 2026

DOI: 10.1140/epjqt/s40507-026-00464-4

Open Access

Review

An analysis of demonstration materials in quantum physics education 6

Bart Folkers, Carolien Castenmiller, Alexander Brinkman and Kirsten Stadermann

Published online: 05 January 2026

DOI: 10.1140/epjqt/s40507-025-00460-0

Open Access

Research

Analog QAOA with Bayesian optimisation on a neutral atom QPU 5

Simone Tibaldi, Lucas Leclerc, Davide Vodola, Edoardo Tignone and Elisa Ercolessi

Published online: 11 December 2025

DOI: 10.1140/epjqt/s40507-025-00437-z

Open Access

Research

Quantum algorithm for solving McKean-Vlasov stochastic differential equations 3

Koichi Miyamoto

Published online: 10 December 2025

DOI: 10.1140/epjqt/s40507-025-00453-z

Open Access

Research

Building bridges in quantum information science education: expert insights to guide framework development for interdisciplinary teaching and evolution of common language 2

Liam Doyle, Fargol Seifollahi and Chandralekha Singh

Published online: 11 December 2025

DOI: 10.1140/epjqt/s40507-025-00454-y

Open Access

Research

General integer factorization algorithm based on Ising machine 1

Zhang Luo, Yifan Yuan, Zhicheng Wang, Mingche Lai and Pingjing Lu

Published online: 21 November 2025

DOI: 10.1140/epjqt/s40507-025-00449-9

EPJ

EPJ Quantum Technology

Volume 13 / No 1 (December 2026)

Quantum Education

Quantum workshop for IT professionals 4

Multi-tasking through quantum annealing 57

A scalable architecture for quantum information processors: qubit partitioning, placement, and scheduling for minimized circuit latency 56

Towards metaphors for quantum computational thinking 55

Modulator-free, self-testing quantum random number generator 53

Decoding the surface code with a spatio-temporal transformer 52

Dynamic suppression of phase errors in optically pumped atomic magnetometers for applications in geomagnetic environments 51

An arbitrated quantum signature scheme for classical information using entanglement swapping 50

Quantum hybrid feature selector 49

High-dimensional GHZ-based multi-party quantum key agreement: rigorous security, fairness, and loss tolerance 48

Evaluating radiation impact on transmon qubits in above and underground facilities 47

Quantum kernel and HHL-based support vector machines for multi-class classification 46

Magnetotactic bacterial populations studied with a Pound-Drever-Hall atomic magnetometer 45

Suppression of spin-exchange decoherence for zero-field parametric modulation magnetometers 44

Strategic governance of quantum supply chains: a criticality-based framework for risk, resilience, and data-driven foresight 43

Sagnac tractor atom interferometer on a photonic integrated circuit 42

Toward practical quantum encryption in phase space: simulated QPSK and 16-QAM with dynamic displacement operators 41

What makes a good quantum outreach video? An evaluation framework for a quantum video playlist 40

Circuit-based vs. measurement-based quantum computing: a comparative analysis, layered metrics, and decision flow for approach selection 39

An efficient and secure multi-party convex hull protocol using quantum secret commitment 38

DuoQ-EpiNet: a dual-track quantum–classical convolutional neural network for EEG-based epilepsy seizure detection 37

The quantum technology job market: data driven analysis of 3641 job posts 36

Quantum related-key attacks on Feistel-like ciphers 35

BB84 a new hope enhanced QKD for secure email communication with additional quantum gates 34

Enhancing Quantum Key Distribution via McEliece-based hybrid PQC-QKD architecture 33

Rydberg-atom electrical-field sensors – a case study of dual use of quantum sensors 32

Quantum algorithms for scheduling problems: a survey 31

Performance-centric roadmap for building a superconducting quantum computer 30

Performance characterization of a multi-module quantum processor with static inter-chip couplers 29

Leveraging quantum computing business applications: a B-SLR approach and future research directions 28

Automated quantum algorithm design using a domain-specific language 27

Quantum-lattice synergy: a next-generation blueprint for post-quantum cloud security 26

Quantum error mitigation via structural encoding with classical error correction codes 25

Fast quantum amplitude encoding of typical classical data 24

A cross-chain model with underlying security and scalability based on quantum algorithm 23

EAQAS: Embedding-Aware Quantum Architecture Search via cross-attention fusion and hierarchical representation learning 22

Effects of hyperfine splitting on 1470 nm active optical clock with cesium atoms 21

Quantum-driven enhanced machine learning algorithm for intrusion detection in Internet of things environment 20

Low crosstalk in a scalable superconducting quantum lattice 19

Quantum-secured device-independent global positioning system 18

Encrypted network traffic analysis using quantum machine learning 17

Modelling quantum curriculum innovation: a pilot study 16

Correction: Analog QAOA with Bayesian optimisation on a neutral atom QPU 15

Quantum long short-term memory for drug discovery 14

Exponential separation criteria for quantum iterative power algorithms 13

Quantum secure multiparty multiplication based on d-level single particles 12

Enhancement of optomagnonic coupling and microwave-optical conversion via magnetic anisotropy 11

Quantum technologies and geopolitics: comparing parliamentary rhetoric 10

Warm start of variational quantum algorithms for quadratic unconstrained binary optimization problems 9

Testing time order and Leggett-Garg inequalities with noninvasive measurements on public quantum computers 8

Mapping the quantum computing landscape: growth, collaboration, and thematic convergence 7

An analysis of demonstration materials in quantum physics education 6

Analog QAOA with Bayesian optimisation on a neutral atom QPU 5

Quantum algorithm for solving McKean-Vlasov stochastic differential equations 3

Building bridges in quantum information science education: expert insights to guide framework development for interdisciplinary teaching and evolution of common language 2

General integer factorization algorithm based on Ising machine 1

Conference announcements