Applications of single photons in quantum metrology, biology and the foundations of quantum physics
With the development of photonic quantum technologies, single photons have become key
for various applications including quantum communication and quantum computing …
for various applications including quantum communication and quantum computing …
Optical and acoustic metamaterials: superlens, negative refractive index and invisibility cloak
Metamaterials are artificially engineered materials that exhibit novel properties beyond
natural materials. By carefully designing the subwavelength unit cell structures, unique …
natural materials. By carefully designing the subwavelength unit cell structures, unique …
Sensitive single-photon test of extended quantum theory with two-dimensional hexagonal boron nitride
Quantum theory is the foundation of modern physics. Some of its basic principles, such as
Born's rule, however, are based on postulates which require experimental testing. Any …
Born's rule, however, are based on postulates which require experimental testing. Any …
Room-temperature single-photon detector based on single nanowire
Single-photon detectors that can resolve photon number play a key role in advanced
quantum information technologies. Despite significant progress in improving conventional …
quantum information technologies. Despite significant progress in improving conventional …
All‐optical and ultrafast tuning of terahertz plasmonic metasurfaces
Metasurfaces have been widely used to manipulate terahertz waves due to their great
potential for achieving unique electromagnetic responses. However, to realize ultrafast and …
potential for achieving unique electromagnetic responses. However, to realize ultrafast and …
Tunneling quantum dynamics in ammonia
CD Yang, SY Han - International journal of molecular sciences, 2021 - mdpi.com
Ammonia is a well-known example of a two-state system and must be described in quantum-
mechanical terms. In this article, we will explain the tunneling phenomenon that occurs in …
mechanical terms. In this article, we will explain the tunneling phenomenon that occurs in …
Obtaining tight bounds on higher-order interferences with a 5-path interferometer
Within the established theoretical framework of quantum mechanics, interference always
occurs between pairs of paths through an interferometer. Higher order interferences with …
occurs between pairs of paths through an interferometer. Higher order interferences with …
Testing quantum foundations with quantum computers
We present two complementary viewpoints for combining quantum computers and the
foundations of quantum mechanics. On the one hand, ideal devices can be used as test …
foundations of quantum mechanics. On the one hand, ideal devices can be used as test …
Testing quantum theory by generalizing noncontextuality
MP Müller, AJP Garner - Physical Review X, 2023 - APS
It is a fundamental prediction of quantum theory that states of physical systems are
described by complex vectors or density operators on a Hilbert space. However, many …
described by complex vectors or density operators on a Hilbert space. However, many …
Measuring the deviation from the superposition principle in interference experiments
The Feynman path integral formalism has long been used for calculations of probability
amplitudes. Over the last few years, it has been extensively used to theoretically …
amplitudes. Over the last few years, it has been extensively used to theoretically …