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View article: Strontium-84 Enrichments in Presolar Grains Provide First Evidence of <i>p</i> -process Nucleosynthesis in Core-collapse Supernovae
Strontium-84 Enrichments in Presolar Grains Provide First Evidence of <i>p</i> -process Nucleosynthesis in Core-collapse Supernovae Open
This study reports detection of rare p -process isotopes within presolar grains. Presolar grains are relic dust grains from dying stars. These microscopic dust particles are found in primitive solar system materials. Their distinct isotopi…
View article: An antibody-based molecular switch for continuous small-molecule biosensing
An antibody-based molecular switch for continuous small-molecule biosensing Open
We present a generalizable approach for designing biosensors that can continuously detect small-molecule biomarkers in real time and without sample preparation. This is achieved by converting existing antibodies into target-responsive “ant…
View article: Quantum Photonic Circuits Integrated with Color Centers in Designer Nanodiamonds
Quantum Photonic Circuits Integrated with Color Centers in Designer Nanodiamonds Open
Diamond has emerged as a leading host material for solid-state quantum emitters, quantum memories, and quantum sensors. However, the challenges in fabricating photonic devices in diamond have limited its potential for use in quantum techno…
View article: A rapid ELISA platform with no sample preparation requirement
A rapid ELISA platform with no sample preparation requirement Open
Since its invention in the 1970’s, the enzyme-linked immunosorbent assay (ELISA) has served as the “gold-standard” for blood and plasma protein biomarker quantification. However, ELISAs require significant amounts of sample preparation ent…
View article: Continuous optical detection of small-molecule analytes in complex biomatrices
Continuous optical detection of small-molecule analytes in complex biomatrices Open
Current technology for measuring specific biomarkers – continuously in complex samples, without sample preparation – is limited to just handful of molecules such as glucose and blood oxygen. In this work, we present the first optical biose…
View article: Quantum Photonic Interface for Tin-Vacancy Centers in Diamond
Quantum Photonic Interface for Tin-Vacancy Centers in Diamond Open
The realization of quantum networks critically depends on establishing efficient, coherent light-matter interfaces. Optically active spins in diamond have emerged as promising quantum nodes based on their spin-selective optical transitions…
View article: Electrical Tuning of Tin-Vacancy Centers in Diamond
Electrical Tuning of Tin-Vacancy Centers in Diamond Open
Group-IV color centers in diamond have attracted significant attention as solid-state spin qubits because of their excellent optical and spin properties. Among these color centers, the tin-vacancy (Sn-V-) center is of particular interest b…
View article: Generation of Tin-Vacancy Centers in Diamond via Shallow Ion Implantation and Subsequent Diamond Overgrowth
Generation of Tin-Vacancy Centers in Diamond via Shallow Ion Implantation and Subsequent Diamond Overgrowth Open
Group IV color centers in diamond have garnered great interest for their potential as optically active solid-state spin qubits. The future utilization of such emitters requires the development of precise site-controlled emitter generation …
View article: Nanodiamond Integration with Photonic Devices
Nanodiamond Integration with Photonic Devices Open
The progress in integration of nanodiamond with photonic devices is analyzed in the light of quantum optical applications. Nanodiamonds host a variety of optically active defects, called color centers, which provide rich ground for photoni…
View article: Characterization of optical and spin properties of single tin-vacancy centers in diamond nanopillars
Characterization of optical and spin properties of single tin-vacancy centers in diamond nanopillars Open
Color centers in diamond have attracted much interest as candidates for\noptically active, solid-state quantum bits. Of particular interest are\ninversion-symmetric color centers based on group-IV impurities in diamond\nbecause they emit s…
View article: Cavity-Enhanced Raman Emission from a Single Color Center in a Solid
Cavity-Enhanced Raman Emission from a Single Color Center in a Solid Open
We demonstrate cavity-enhanced Raman emission from a single atomic defect in a solid. Our platform is a single silicon-vacancy center in diamond coupled with a monolithic diamond photonic crystal cavity. The cavity enables an unprecedented…
View article: Strongly Cavity-Enhanced Spontaneous Emission from Silicon-Vacancy Centers in Diamond
Strongly Cavity-Enhanced Spontaneous Emission from Silicon-Vacancy Centers in Diamond Open
Quantum emitters are an integral component for a broad range of quantum technologies, including quantum communication, quantum repeaters, and linear optical quantum computation. Solid-state color centers are promising candidates for scalab…
View article: Diamond Color Center Integration with a Silicon Carbide Photonics Platform
Diamond Color Center Integration with a Silicon Carbide Photonics Platform Open
The incorporation of diamond color centers into group-IV photonics platforms is an outstanding challenge. Cubic silicon carbide (3C-SiC) is an excellent candidate to form such hybrid devices. On one hand, its optical properties resemble di…
View article: Complete coherent control of silicon vacancies in diamond nanopillars containing single defect centers
Complete coherent control of silicon vacancies in diamond nanopillars containing single defect centers Open
Arrays of identical and individually addressable qubits lay the foundation for the creation of scalable quantum hardware such as quantum processors and repeaters. Silicon-vacancy (SiV) centers in diamond offer excellent physical properties…
View article: Tuning the photon statistics of a strongly coupled nanophotonic system
Tuning the photon statistics of a strongly coupled nanophotonic system Open
We investigate the dynamics of single- and multi-photon emission from detuned\nstrongly coupled systems based on the quantum-dot-photonic-crystal resonator\nplatform. Transmitting light through such systems can generate a range of\nnon-cla…
View article: Observation of Mollow Triplets with Tunable Interactions in Double Lambda Systems of Individual Hole Spins
Observation of Mollow Triplets with Tunable Interactions in Double Lambda Systems of Individual Hole Spins Open
Although individual spins in quantum dots have been studied extensively as qubits, their investigation under strong resonant driving in the scope of accessing Mollow physics is still an open question. Here, we have grown high quality posit…
View article: Complete Coherent Control of Silicon-Vacancies in Diamond Nanopillars Containing Single Defect Centers
Complete Coherent Control of Silicon-Vacancies in Diamond Nanopillars Containing Single Defect Centers Open
Arrays of identical and individually addressable qubits lay the foundation for the creation of scalable quantum hardware such as quantum processors and repeaters. Silicon vacancy centers in diamond (SiV) offer excellent physical properties…
View article: Observation of Mollow Triplets with Tunable Interactions in Double Lambda Systems of Individual Hole Spins
Observation of Mollow Triplets with Tunable Interactions in Double Lambda Systems of Individual Hole Spins Open
Although individual spins in quantum dots have been studied extensively as qubits, their investigation under strong resonant driving in the scope of accessing Mollow physics is still an open question. Here, we have grown high quality posit…
View article: Complete Coherent Control of Silicon-Vacancies in Diamond Nanopillars Containing Single Defect Center
Complete Coherent Control of Silicon-Vacancies in Diamond Nanopillars Containing Single Defect Center Open
Arrays of identical and individually addressable qubits lay the foundation for the creation of scalable quantum hardware such as quantum processors and repeaters. Silicon vacancy centers in diamond (SiV–) offer excellent physical propertie…
View article: Nanodiamond integration with photonic devices
Nanodiamond integration with photonic devices Open
We discuss the progress in integration of nanodiamonds with photonic devices for quantum optics applications. Experimental results in GaP, SiO2 and SiC-nanodiamond platforms show that various regimes of light and matter interaction can be …