The black hole explorer: Motivation and vision

MD Johnson, K Akiyama, R Baturin… - Space Telescopes …, 2024 - spiedigitallibrary.org
We present the Black Hole Explorer (BHEX), a mission that will produce the sharpest images
in the history of astronomy by extending submillimeter Very-Long-Baseline Interferometry …

Space gravitational wave detection: Progress and outlook

WT Ni - arXiv preprint arXiv:2409.00927, 2024 - arxiv.org
Space-based gravitational wave detection is based on the astrodynamical equations
derived from gravitational theory to detect changes in distance between spacecraft/celestial …

The black hole explorer: Instrument system overview

DP Marrone, J Houston, K Akiyama, B Bilyeu… - arXiv preprint arXiv …, 2024 - arxiv.org
The Black Hole Explorer (BHEX) is a space very-long-baseline interferometry (VLBI) mission
concept that is currently under development. BHEX will study supermassive black holes at …

Reducing the instability of an optical lattice clock using multiple atomic ensembles

X Zheng, J Dolde, S Kolkowitz - Physical Review X, 2024 - APS
The stability of an optical atomic clock is a critical figure of merit for almost all clock
applications. To this end, much optical atomic clock research has focused on reducing clock …

The black hole explorer: Astrophysics mission concept engineering study report

E Peretz, P Kurczynski, MD Johnson… - Space Telescopes …, 2024 - spiedigitallibrary.org
The Black Hole Explorer (BHEX) mission will enable the study of the fine photon ring
structure, aiming to reveal the clear universal signatures of multiple photon orbits and true …

Dual-frequency optical-microwave atomic clocks based on cesium atoms

T Shi, Q Wei, X Qin, Z Liu, K Chen, S Cao, H Shi… - Photonics …, 2024 - opg.optica.org
^ 133Cs, the only stable cesium (Cs) isotope, is one of the most investigated elements in
atomic spectroscopy and was used to realize the atomic clock in 1955. Among all atomic …

Transportable optical cavity systems for terrestrial and space-borne portable optical atomic clocks

R Pal, V Yadav, A Sharma - Frontiers in Quantum Science and …, 2024 - frontiersin.org
High finesse optical cavities have been the backbone of realizing narrow linewidth lasers to
drive coherent excitations on dipole-forbidden transitions in atoms and ions for applications …

Targeting RNA opens therapeutic avenues for Timothy syndrome

S Velasco - 2024 - nature.com
Targeting RNA opens therapeutic avenues for Timothy syndrome Skip to main content Thank
you for visiting nature.com. You are using a browser version with limited support for CSS. To …

Two-photon rubidium clock detecting 776 nm fluorescence

R Beard, KW Martin, JD Elgin, BL Kasch… - Optics …, 2024 - opg.optica.org
The optical atomic clock based on the 5S_1/2→ 5D_5/2 two-photon transition in rubidium is
a candidate for a next generation, manufacturable, portable clock that fits in a small size …

Robust optical clocks promise stable timing in a portable package

BLS Marlow, J Hirschauer - 2024 - nature.com
Robust optical clocks promise stable timing in a portable package Skip to main content Thank
you for visiting nature.com. You are using a browser version with limited support for CSS. To …