⚛️ Category

quant-ph

11067 papers

Quantum physics explores the strange and often counterintuitive rules that govern the universe at its smallest scales. This field investigates how particles like electrons and photons behave in ways that defy our everyday intuition, forming the backbone of modern technologies from lasers to future quantum computers. While the mathematics can be daunting, the core ideas promise to revolutionize how we understand reality and process information.

At Gist.Science, we make these complex discoveries accessible to everyone. We systematically process every new preprint published in the Quant-Ph category on arXiv, transforming dense academic papers into clear, plain-language explanations alongside detailed technical summaries. Whether you are a seasoned researcher or a curious reader, our goal is to bridge the gap between cutting-edge theory and human understanding.

Below are the latest papers in quantum physics, distilled to help you grasp the newest breakthroughs without getting lost in the jargon.

🔬 optics

Transverse quantum-state characterization of programmable electron optics

This paper demonstrates the first direct measurement of the transverse quantum-state purity of a programmable electrostatic spiral phase plate using mixed-state ptychography, revealing that the device produces a substantially mixed beam rather than a pure coherent wave, a finding that enables in situ calibration and suggests significant potential improvements in dose efficiency for advanced electron imaging techniques.

Shengbo You, Paolo Rosi, Enzo Rotunno, Alberto Roncaglia, Luca Belsito, Amir H. Tavabi, Rafal E. Dunin-Borkowski, Vincen (…)2026-08-07
🤖 machine learning

Learning to Rank Tensor Network Contraction Plans for GPU-Accelerated Quantum Circuit Simulation

This paper introduces a learning-to-rank framework that utilizes gradient-boosted models trained on GPU performance data to efficiently select optimal tensor network contraction plans for quantum circuit simulation, demonstrating improved decision quality over traditional baselines while maintaining robustness across different GPU architectures.

Alfred M. Pastor, Maribel Castillo, Jose M. Badia2026-08-07
⚛️ quantum physics

Dynamical phase transition in generalized Dicke model with strongly interacting trapped Rydberg ions

This paper investigates dynamical phase transitions in a generalized dissipative Dicke model of trapped Rydberg ions, revealing how competing density-density interactions and tunable couplings create a rich landscape of equilibrium and non-equilibrium phases, including a tricritical point and distinctive dynamical signatures like slow relaxation and metastability.

Manish Chaudhary, Rejish Nath, Weibin Li2026-08-07
⚛️ quantum physics

Geometry-Only CSL/DP Ratios and the Nonuniqueness of Decoherence Kernels

This paper demonstrates that for idealized levitated protocols, the ratio of mass-proportional continuous spontaneous localization (CSL) to Diósi–Penrose (DP) decoherence exponents is independent of mass and time, depending solely on geometric factors, thereby revealing that identical ensemble decoherence kernels can arise from physically distinct dynamics and highlighting the need for specific observables to decisively discriminate between these collapse models.

Randy Davila, Gerard J. Milburn2026-08-07
⚛️ quantum physics

Towards fault-tolerance with universal phase-error-transparent gates for high-spin cat codes

This paper proposes a universal set of error-transparent logical gates for high-spin cat codes in donor-in-silicon architectures, demonstrating that such gates can systematically propagate and correct dominant phase errors to achieve fault-tolerant quantum computation.

Kelvin Onggadinata, Si Yan Koh, Arghya Maity, Kuan Eng Johnson Goh, Bent Weber, Kay Jin Lim, Hui Khoon Ng, Teck Seng Koh2026-08-07