The Quantum Divide – Details, episodes & analysis

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The Quantum Divide

Dan Holme

Technology

Science

Frequency: 1 episode/16d. Total Eps: 32

The Quantum Divide is a podcast focussing on quantum technology, with a slant towards networking. Do you work in the IT industry, want to learn about quantum technologies, and are daunted by the extraordinarily high bar for deep comprehension? Yeah, me too. Join our podcast to hear interesting talks about quantum technology concepts, and fascinating interviews from individuals in the industry. (Opinions expressed by Steve & Dan belong only to them, and not their employer)

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🇨🇦 Canada - technology
14/03/2025
#91

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Shared links between episodes and podcasts

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https://www.quera.com/publications
4 shares
https://qutech.nl/wp-content/uploads/2019/03/A-Link-Layer-Protocol-for-Quantum-Networks.pdf
4 shares
http://moodys.com/quantum
2 shares

https://www.nature.com/articles/s42254-023-00603-1
2 shares
https://www.nature.com/articles/s41565-023-01515-y
2 shares
https://www.nature.com/nphys/volumes/16/issues/11
1 share

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Score global : 59%

Publication history

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Controlling Qubits in Milan, with Lorenzo Leandro, Quantum Machines.

Episode 32

Thursday, October 24, 2024 • Duration 01:08:17

In this episode, Lorenzo Leandro, a product solution specialist at Quantum Machines, shares insights from his background in quantum physics, focusing on the control of qubits at the hardware level and his experience in quantum photonics. He discusses the creation of a quantum photonics lab, his work on single-photon sources using heterostructure quantum dots, and how these can encode quantum information for computing and networking purposes. The conversation delves into the advances in quantum hardware and software, with the goal of achieving faster quantum computation.

https://scholar.google.com/citations?hl=en&user=RGVJSWsAAAAJ
https://nikaakopian.org/
https://www.quantum-machines.co/
https://www.dtu.dk/english/

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Spatial Quantum Entanglement in Edinburgh, with Natalia Herrera Valencia, Heriot-Watt University

Episode 31

Tuesday, July 23, 2024 • Duration 01:21:34

In this episode of the Quantum Divide podcast, Dan welcomes Natalia Herrera Valencia, a postdoctoral researcher at Heriot Watt University, to discuss various aspects of quantum technologies and their practical applications. Natalia, a physicist from Colombia, shares her academic journey, highlighting her experiences in experimental quantum optics and photonics. The conversation delves into the nuances of spatial and hyper entanglement, the challenges of encoding information into multiple dimensions, and the practical considerations of industry readiness. They explore the importance of high-dimensional quantum states in enhancing data capacity and noise robustness, as well as the potential for integrating quantum technologies into existing telecoms infrastructure and data centers. The discussion also covers the complexities of coherent measurements and the development of advanced tools for quantum information processing and communication. Natalia's insights provide a comprehensive overview of the current state of quantum research and its future directions, making this episode a valuable resource for professionals and enthusiasts in the quantum industry.

Beyond Binary Quantum Lab: https://bbqlab.org
Entanglement Unscrambled, Nature Physics 2020 Volume 16 Number 11: https://www.nature.com/nphys/volumes/16/issues/11
Natalia's work: https://scholar.google.com/citations?user=G2df8soAAAAJ&hl=en&oi=ao

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Quantum Dots in Colorado, with Poolad Imany, Icarus Quantum.

Episode 22

Wednesday, March 20, 2024 • Duration 56:22

In this episode of The Quantum Divide, Dan and quantum dot expert Poolad, CEO of Icarus Quantum, delve into the intricacies of quantum dots and their pivotal role in advancing quantum computing. From the fundamental principles of quantum mechanics to the latest in NIST's quantum research, we uncover the technical nuances and potential applications with quantum dots. Join us for a deep dive into photonic behaviour, quantum entanglement, and the innovative uses of quantum dots in today's tech landscape.

Key Discussions:

Quantum dots & their applications
Icarus quantum, University of Colorado, NIST and JILA
Insights from NIST's latest quantum research
The intersection of photons & quantum computing
Poolad's perspective on quantum technology's future

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Quantum bandwidth and converters, with Daniel Brau, MiraEx.

Episode 21

Thursday, March 14, 2024 • Duration 39:41

In Episode 21 of the podcast, Dan delves into the innovative world of quantum computing and photonic sensing with guest Daniel Brau, CEO of MiraEx. MiraEx, a startup born from EPFL in Lausanne, Switzerland, specializes in quantum transducers, converters, and repeaters, aiming to bridge the gap between microwave and optical frequencies for quantum computing, sensing, and networking. Daniel shares insights into MiraEx's focus on developing hardware for quantum LANs, emphasizing the importance of maintaining quantum coherence and leveraging their technology for applications beyond superconducting quantum computers, including optical communications and enhanced sensing capabilities.

The episode further explores the challenges and technical intricacies of creating efficient, broadband quantum transducers and converters. Daniel explains how MiraEx's platform facilitates direct transduction across wide frequency ranges, offering the potential for connecting various quantum computing modalities and enhancing communication capacity. The discussion touches on the necessity of quantum error correction techniques and the company's efforts to align their developments with broader quantum networking protocols and standards, highlighting the ongoing collaboration with the IBM Q network.

Dan and Daniel also discuss the future of quantum networking, including the potential integration of novel technologies like hollow core fibers and the importance of building a versatile team to tackle the multifaceted challenges of quantum technology. MiraEx's ambition to expand its footprint in the US and its commitment to leveraging the Swiss quantum ecosystem underline the global and collaborative effort required to advance quantum networking. The episode emphasizes the nascent state of quantum technology and the exciting prospects for innovation and integration across various domains.

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Quantum transduction and piezo-optomechanics, with Rob Stockill, QphoX.

Episode 20

Tuesday, February 27, 2024 • Duration 50:32

Episode Highlights:
- Overview of QphoX' role and contributions in the rapidly advancing quantum technology field, especially quantum transducers.
- A look at quantum information technology transduction led by Robert Stockill, QphoX' CTO.
- Focused discussion on recent advancements in quantum transducers, devices converting optical and microwave photons.
- Highlights of the creation of and rigorous testing of quantum transducers.
- Explanation on the functionalities and potential uses of quantum transducers in various use cases.
- Conversation about the future prospects and challenges in the field of quantum technology.
- Rob Stockill's predictions and strategies for overcoming hurdles in quantum transducer development.

QphoX show notes:

The press release for our recent €8 Million investment round can be found here:
https://www.eu-startups.com/2024/01/delft-based-qphox-raises-e8-million-to-to-scale-quantum-computers-beyond-proof-of-concept-systems/

For keen listeners you can find a recent article qphox published in Nature Nanotechnology on the technology behind our quantum transducer:
- You can find the published article here:
https://www.nature.com/articles/s41565-023-01515-y
- You can find a plain-language explainer of our work here:
https://qphox.eu/nat_nano_231005
- The open access pre-print is available here:
https://arxiv.org/abs/2210.15702

And the article where we demonstrated optical frequency readout of a superconducting qubit with Rigetti computing and qblox:
https://arxiv.org/abs/2310.06026

Open Source Quantum. An Interview with Nathan Shammah.

Episode 19

Wednesday, February 21, 2024 • Duration 01:05:08

Summary
In this episode, we explore the world of open source quantum computing with Nathan Shammah, CTO of the Unitary Fund. We explore the intersection of open source software and quantum technology, discussing the importance of community-driven projects and the impact of initiatives like Unitary Hack on the advancement of the quantum field. Find out more on the evolution of quantum software, the collaborative ecosystem of quantum computing, and get a glimpse of what the future holds for quantum algorithm development.

Highlights
(03:22 - 05:23) Unitary Fund and Open Source Software (121 Seconds)

(09:54 - 11:15) Exploring Quantum Computing and Error Mitigation (82 Seconds)

(16:11 - 18:16) Error Mitigation Calibration Module in MITIC (125 Seconds)

(20:54 - 22:18) Advancing in Quantum Through Unitary Hack (84 Seconds)

(28:30 - 29:50) Grants for Open Hardware Projects (80 Seconds)

(37:18 - 40:26) Virtual Cores for Quantum Error Mitigation (188 Seconds)

(41:51 - 43:57) Quantum Computing Systems and Challenges (126 Seconds)

(49:39 - 50:50) Quantum Algorithms and Schor's Algorithm (71 Seconds)

(52:36 - 54:22) Emerging Quantum Ecosystem Partnerships (105 Seconds)

(57:14 - 58:35) Expanding Community Conferences and Partnerships (81 Seconds)

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Quantum Networking for Quantum Computing. An interview with Claire Le Gall.

Episode 18

Tuesday, February 6, 2024 • Duration 51:41

Claire Le Gall from Nu Quantum joins us this week to discuss quantum networking. She delves into her academic history and Nu Quantum's mission in enhancing quantum computer scalability. The episode covers collaborations with industry leaders, academic institutions, Nu Quantum's products, advancing optical hardware, some background on quantum dots, and the company's plans moving forward.

**Chapter 1: Quantum Networking for Scalable Quantum Computers (0:00:12 - 14:00)**
- Claire Le Gall's background in experimental physics and work on qubit control and entanglement.
- Nu Quantum's focus on quantum networking to scale quantum computers.
- Collaboration with Infection and Intercom on photon collection and optical hardware.

**Chapter 2: Advantages and Challenges of Quantum Networking (0:14:17 - 22:17)**
- The modular construction of quantum computers and the reduction of quantum error correction overhead.
- The significance of qubit quality and the balance between fidelity and entanglement distillation.
- Defining quantum networking in the context of various applications.

**Chapter 3: Quantum Computing With Data Center Networking (0:22:18 - 35:29)**
- The necessity of proximity for quantum processing units within data centers.
- Role of quantum networking units and hardware in photon transfer between nodes.
- The importance of heralding stations and preparation time in networking efficiency.

**Chapter 4: Challenges and Advances in Quantum Networking (0:35:30 - 50:27)**
- Controlling qubits and their interaction with the environment.
- Comparative analysis of neutral atom qubits and solid-state systems.
- Prospects of semiconductor quantum dots in generating indistinguishable photons for entanglement.

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QNetLab from Cisco. A fireside chat with Stephen DiAdamo.

Episode 17

Monday, January 29, 2024 • Duration 33:54

Steve & I chat about the importance of simulation in the absence of quantum network hardware. We discuss Cisco's QNetLab, a platform designed to unite quantum experts and software developers. Our conversation covers the current challenges, future prospects, and the need for community collaboration in quantum network simulation.

(0:00:12) - Quantum Network Simulation
- The critical role of simulation in quantum network development.
- The lack of quantum hardware components.
- The need for open-source libraries to foster collaboration.

(0:13:15) - Developing Quantum Network Simulation Platform
- Efforts in creating standardized entanglement distribution protocols.
- The introduction of QNetLab to unify the quantum network community.
- QNetLab’s intuitive interface designed for users with different skill levels.

(0:23:47) - Future Vision for Quantum Networking
- Connecting simulation code to network parameters for different simulation engines.
- QNetLab’s potential in adapting to new technologies like photonic quantum computing.
- The significance of community engagement and open-source contributions.

(0:28:53) - Open-Sourcing the QNetLab Platform
- QNetLab's foundational phase and plans for future collaboration.
- The importance of building a solid base before seeking external contributions.
- The potential growth of a community around quantum networking simulation.

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Quantum Communications Hub, UK. An interview with Tim Spiller.

Episode 16

Monday, January 22, 2024 • Duration 01:18:23

Join us with Tim Spiller, currently Professor of Quantum Information Technologies at the University of York and Director of the UK Quantum Communications Hub. Tim walks us through his career journey, and provides an insider's look into the UK's strategic approach to quantum technology, revealing how a decade of significant government investment has propelled the field forward. With a career straddling both academia and industry, Tim offers a unique perspective on the evolution from theoretical physics to groundbreaking quantum computing algorithms.

In this discussion, we uncover the latest on the UK's national quantum program and its expansion, detailing the strategic refresh that includes a budget boost and the creation of new hubs to foster technological advancements planned for the end of 2024. Hear about the global quantum research landscape where the UK, despite not having the financial heft of the US or China, is seen as a trailblazer in coordinating academic and industrial synergies. We also discuss the pivotal role that the quantum communication hubs have played in nurturing the growth of startups and driving innovations in quantum key distribution and random number generation.

Tune in as we explore the exciting realm of quantum technology applications, from the commercial viability of quantum key distribution in handheld devices to the Controlled SWAP test for quantum entanglement, shedding light on a potential future of quantum networking. Tim shares his thoughts on the anticipated developments in the UK's quantum program, the importance of quantum memory for large-scale quantum computing, and the critical need for global standardisation in the field. As Tim prepares to pass the baton of leadership, he reflects on the significance of continuous learning and training to support the burgeoning quantum industry and the role of outreach in promoting these cutting-edge technologies.

(00:11) - UK's Quantum Technology Strategy and Achievements

(09:29) - UK National Quantum Program Expansion

(15:42) - Quantum Communications and Startup Evolution

(32:52) - Quantum Communications

(42:05) - Potential Applications of Quantum Technology

Quantum London. An interview with Andrew Lord.

Episode 15

Wednesday, January 10, 2024 • Duration 55:47

This week, my esteemed guest is Andrew Lord from BT. Andrew recounts his transition from a fresh Oxford physics graduate to becoming an influential figure in the UK's optical and quantum industry. Our conversation takes us from the roots of subsea telephony to the cutting-edge developments in fiber optics, including the transformative impacts of WDM and the coherent revolution. Andrew sheds light on the ongoing optical research at BT and shares his insights on the applications of fiber optics in the renewed exploration of quantum technologies. In this episode, we navigate some complexities of Quantum Key Distribution (QKD) and its role in building scalable quantum networks. Andrew walks us through the groundbreaking trial in the Bristol and the advancements made during the subsequent London trial with Toshiba. The discussion unveils the architecture needed to efficiently connect customers and the integration challenges of quantum equipment with existing telecom frameworks.

Hear how practical key management and security considerations come into play when servicing multiple clients and how pioneering companies like EY and HSBC are pushing the boundaries towards commercial quantum network viability. Rounding off, Andrew and I tackle the hurdles of quantum network implementation, focusing on the implications of coexisting quantum and classical channels within the same fiber. We delve into the nuances of fiber performance, the impact of reflections and Raman scattering, and wavelength selection. We close with a look ahead at the future of quantum security, where QKD meets the demands of an ever-evolving cyber threat landscape. Tune in as we discuss the potential harmonious coexistence of Post-Quantum Cryptography with QKD to safeguard the most sensitive data at the core of our networks.

(01:20 - 04:28) Andrew and BT's Background in Quantum (188 Seconds)

(15:00 - 16:49) Scaling a Quantum Network for QKD (109 Seconds)

(24:30 - 25:06) One-Time Pair Encryption With QKD Keys (36 Seconds)

(28:53 - 30:48) Coexistence Challenges in Quantum Networks (115 Seconds)

(33:56 - 34:59) Options for Customer Network Encryption (63 Seconds)

(38:34 - 39:06) Standards and Assurance in QKD (32 Seconds)

The Quantum Divide – Details, episodes & analysis

Podcast details

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The Quantum Divide – Details, episodes & analysis

Podcast details

Recent rankings

Apple Podcasts

Spotify

Shared links between episodes and podcasts

Other35

Amazon4

Nature3

RSS feed quality and score

Publication history

Latest published episodes

Similar podcasts and content

Related Shows Based on Content Similarities

Apple Podcasts

Spotify

Related Shows Based on Content Similarities

Other35

Amazon4

Nature3