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Displaying 26 - 50 of 2379

Few-electron highly charged muonic Ar atoms verified by electronic K xrays

July 10, 2024
Author(s)
Takuma Okumura, Toshiyuki Azuma, Douglas Bennett, W. Bertrand (Randy) Doriese, Malcolm Durkin, Joseph Fowler, Johnathon Gard, Tadashi Hashimoto, Ryota Hayakawa, Yuto Ichinohe, Paul Indelicato, Tadaaki Isobe, Sohtaro Kanda, Daiji Kato, Miho Katsuragawa, Naritoshi Kawamura, Yasushi Kino, Nao Kominato, Yasuhiro Miyake, Kelsey Morgan, Hirofumi Noda, Galen O'Neil, Shinji Okada, Kenichi Okutsu, Nancy Paul, Carl D. Reintsema, Toshiki Sato, Dan Schmidt, Kouichiro Shimomura, Patrick Strasser, Daniel Swetz, Tadayuki Takahashi, Shinichiro Takeda, Soshi Takeshita, Motonobu Tampo, Hideyuki Tatsuno, Tong Xiao-Min, Joel Ullom, Shin Watanabe, Shinya Yamada, Takuma Yamashita
Electronic K x rays emitted by muonic Ar atoms in the gas phase were observed using a superconducting transition-edge-sensor microcalorimeter. The high-precision energy spectra provided a clear signature of the presence of muonic atoms accompanied by a few

Investigation of the effect of peptide p5 targeting CDK5-p25 hyperactivity on Munc18-1(P67) regulating neuronal exocytosis using molecular simulations

July 2, 2024
Author(s)
Tejaswi Tammareddy, Walid Keyrouz, Ram Sriram, Harish Pant, Antonio Cardone, Jeffery Kluada
Munc18–1 is an SM (sec1/munc-like) family protein involved in vesicle fusion and neuronal exocytosis. Munc18–1 is known to regulate the exocytosis process by binding with closed- and open-state conformations of Syntaxin1, a protein belonging to the SNARE

Two-electron interference in two-photon attosecond double ionization of neon

July 2, 2024
Author(s)
Siddhartha Chattopadhyay, Carlos Marante, Barry I. Schneider, C. William McCurdy, Luca Argenti
The pump-probe experiments enabled by X-ray free-electron lasers (XFEL) will allow us to directly observe correlated electronic motion with attosecond time resolution by detecting photoelectron pairs in coincidence. In helium, the transition between the

Exact and approximate fluxonium array modes

June 26, 2024
Author(s)
Stephen Sorokanich, Neill Warrington, Max Hays
We present an exact solution for the array modes of fluxonium. This solution holds for arrays of any length and ground capacitance. Array mode energies are determined by convex combinations of Chebyshev polynomials and their spatial profiles are plane

High resolution X-ray Spectra of the Time Evolution of Emission from Metastable Electronic States of Highly Charged Ni-like Ions

June 25, 2024
Author(s)
Timothy Burke, Endre Takacs, Dipti Dipti, Adam Hosier, Galen O'Neil, Hunter Staiger, Joseph N. Tan, Aung S. Naing, Joan Marler, Yuri Ralchenko
Metastable levels of highly charged ions that can only decay via highly forbidden transitions can have a significant effect on the properties of high temperature plasmas. For example the highly forbidden 3d10 J=0 - 3d94s ( 5 2 , 1 2 )J=3 magnetic octupole

System Vicarious Calibration requirements for satellite ocean colour missions targeting climate and global long-term operational applications

June 24, 2024
Author(s)
B. Carol Johnson, Giuseppe Zibordi, Ewa Kwiatkowska, Kenneth Voss, Frederic Melin, David Antoine, Menghua Wang, Shuguo Chen, Constant Mazeran, Brian Barnes, Jee-Eun Min
System Vicarious Calibration (SVC) is the technique that maximizes the accuracy of satellite ocean colour data products by minimizing the impact of inaccuracies affecting the absolute radiometric calibration of the space sensor and the atmospheric

The Black Hole Explorer: Astophysics Mission Concept Engineering Study Report

June 21, 2024
Author(s)
Eliad Peretz, Peter Kurczynski, Michael D. Johnson, Janice Houston, Tirupati Kumara Sridharan, Jade Wang, Peter Galison, Ronald Gamble, Daniel P. Marrone, Scott Noble, Gary Melnick, Leonid Petrov, Hannah Rana, Kari Haworth, Sheperd S. Doeleman, Sara Issaoun, Shahar Hadar, Alexandru Lupsasca, Edward Tong, Kazunori Akiyama, Ranjani Srinivasan, Don Boroson, Guangning Yang, Tiffany Hoerbelt, Jeffrey Small, Mareki Honma, Bryan Bilyeu, Ed Canavan, Katia Shtyrkova, Robert Lafon, Lenny Paritsky, Laura Sinclair, Mark Silver, Leonid Gurvits, Yuri Kovalev, Robert Lehmensiek, Hua Jiao, Lindy Blackburn, Alexandra Brosius, Rick Butler, Andrew Chael, Dominic Chang, Koushik Chatterjee, Peter Cheimets, Daniel D'Orazio, Thomas Essinger-Hileman, Vincent Fish, Garret Fitzpatrick, Charles Gammie, Zachary Gelles, Michael H. Hecht, Jens Kauffmann, Jared Lucey, Chung-Pei Ma, Mark Matsumura, Daniel Palumbo, Dominic Pesce, Jeff Piepmeier, Christopher J. Roberts, Freek Roelofs, Paul Tiede, Jaye Verniero, Maciek Wielgus, Ed Wollack, George N. Wong, Kelsey Gilchrist, Kayla Carmical, Andrew Lewis, Maya Wertheim, Keshet Shavit
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 tests of general relativity, while also giving astronomers access to a much

Final Search for Short-Baseline Neutrino Oscillations with the PROSPECT-I Detector at HFIR

June 14, 2024
Author(s)
Hans Pieter Mumm, Manoa Andriamirado, Baha Balantekin, Christopher Bass, Ohana Benevides Rodrigues, Ethan Bernard, Nathaniel Bowden, Christopher Bryan, Rachel Carr, Timothy Classen, Andrew Conant, Geoffrey Deichert, Michelle Dolinski, Anna Erickson, Alfredo Galindo-Uribarri, Sasmit Gokhale, Chris Grant, Sunej Hans, Adam Hansell, Karsten Heeger, Blaine Heffron, David Jaffe, Shashank Jayakumar, John Koblanski, Paige Kunkle, Charles Lane, Bryce Littlejohn, Adrian Lozano Sanchez, Xiaobin (Jeremy) Lu, Jelena Maricic, Michael Mendenhall, Andrew Meyer, Radovan Milincic, Paul Mueller, Russell Neilson, Xin Qian, Christian Roca, Richard Rosero, Pranava Teja Surukuchi, Felicia Sutanto, Diego Venegas-Vargas, Pierce Weatherly, James Wilhelmi, Minfang Yeh, Chao Zhang, Xianyi Zhang
The PROSPECT experiment is designed to perform precise searches for antineutrino disappearance at short distances (7 – 9 m) from compact nuclear reactor cores. This Letter reports results from a final neutrino oscil- lation analysis performed using the

The Black Hole Explorer: Instrument System Overview

June 14, 2024
Author(s)
Daniel P. Marrone, Janice Houston, Kazunori Akiyama, Bryan Bilyeu, Don Boroson, Paul Grimes, Kari Haworth, Robert Lehmensiek, Eliad Peretz, Hannah Rana, Laura Sinclair, Sridharan Tirupati Kumara, Ranjani Srinivasan, Edward Tong, Jade Wang, Jonathan Weintroub, Michael D. Johnson
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 unprecedented resolution, isolating the signature of the "photon ring" —

The Black Hole Explorer: Motivation and Vision

June 13, 2024
Author(s)
Michael D. Johnson, Kazunori Akiyama, Rebecca Baturin, Bryan Bilyeu, Lindy Blackburn, Don Boroson, Alejandro Cardena-Avendano, Andrew Chael, Chi-kwan Chan, Dominic Chang, Peter Cheimets, Cathy Chou, Sheperd S. Doeleman, Joseph Farah, Peter Galison, Ronald Gamble, Charles F. Gammie, Zachary Gelles, Jose L. Gomez, Samuel E. Gralla, Paul Grimes, Shahar Hadar, Kari Haworth, Kazuhiro Hada, Michael H. Hecht, Mareki Honma, Janice Houston, Ben Hudson, Sara Issaoun, He Jia, Svetlana Jorstad, Jens Kauffmann, Yuri Kovalev, Leonid I. Gurvits, Peter Kurczynski, Robert Lafon, Alexandru Lupsasca, Robert Lehmensiek, Chung-Pei Ma, Daniel P. Marrone, Alan P. Marscher, Gary J. Melnick, Ramesh Narayan, Kotaro Niinuma, Scott C. Noble, Eric J. Palmer, Daniel C. Palumbo, Lenny Paritsky, Eliad Peretz, Dominic Pesce, Alexander Plavin, Eliot Quataert, Hannah Rana, Angelo Ricarte, Freek Roelofs, Katia Shtyrkova, Laura Sinclair, Jeffrey Small, Sridharan Tirupati Kumara, Ranjani Srinivasan, Andrew Strominger, Paul Tiede, Edward Tong, Jade Wang, Jonathan Weintroub, Maciek Wielgus, George Wong, Xinyue Alice Zhang
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 (VLBI) to space. BHEX will discover and measure the bright and narrow

Reactor Antineutrino Directionality Measurement with the PROSPECT-I Detector

June 12, 2024
Author(s)
Hans Mumm, Manoa Andriamirado, Baha Balantekin, Christopher Bass, Ohana Benevides Rodrigues, Ethan Bernard, Nathaniel Bowden, Christopher Bryan, Rachel Carr, Timothy Classen, Andrew Conant, Geoffrey Deichert, Michelle Dolinski, Anna Erickson, Alfredo Galindo-Uribarri, Sasmit Gokhale, Chris Grant, Sunej Hans, Adam Hansell, Karsten Heeger, Blaine Heffron, David Jaffe, Shashank Jayakumar, John Koblanski, Paige Kunkle, Charles Lane, Bryce Littlejohn, Adrian Lozano Sanchez, Xiaobin (Jeremy) Lu, Jelena Maricic, Michael Mendenhall, Andrew Meyer, Radovan Milincic, Paul Mueller, Russell Neilson, Xin Qian, Christian Roca, Richard Rosero, Pranava Teja Surukuchi, Felicia Sutanto, Diego Venegas-Vargas, Pierce Weatherly, James Wilhelmi, Minfang Yeh, Chao Zhang, Xianyi Zhang
The PROSPECT-I detector has several features that enable measurement of the direction of a compact neutrino source. In this paper, a detailed report on the directional measurements made on electron antineutrinos emitted from the High Flux Isotope Reactor

Quantum metrology algorithms for dark matter searches with clocks

June 7, 2024
Author(s)
Muhammad Zaheer, Naleli Matjelo, David Hume, Marianna Safronova, David Leibrandt
Quantum metrology involves improving the sensitivity of a quantum sensor to a signal while circumventing sensitivity to noise using algorithms from quantum information science. Atomic clocks are among the most sensitive quantum sensors, with recent

Dual-comb correlation spectroscopy of thermal light

May 23, 2024
Author(s)
Eugene Tsao, Alexander Lind, Connor Fredrick, Ryan Cole, Peter Chang, Kristina Chang, Dahyeon Lee, Matthew Heyrich, Nazanin Hoghooghi, Franklyn Quinlan, Scott Diddams
The detection of light of thermal origin is the principal means by which humanity has learned about our world and the cosmos. In optical astronomy, in particular, direct detection of thermal photons and the resolution of their spectra have enabled

Ring-exchange interaction effects on magnons in the Dirac magnet CoTiO3

May 21, 2024
Author(s)
Yufei Li, Thuc Mai, Mohammed Karaki, Evan Jasper, Kevin Garrity, Chase Lyon, Daniel Shaw, Timmothy DeLazzer, Adam Biacchi, Rebecca Dally, Daniel Heligman, Jared Gdanski, Tehseen Adel, Maria Munoz, Alex Giovannone, Amit Pawbake, Clement Faugeras, Jeffrey Simpson, Kate Ross, Nandini Trivedi, Yuanming Lu, Angela R. Hight Walker, Rolando Valdes Aguilar
In magnetically ordered materials with localized electrons, it has been known for a long time [1–3] that the fundamental interactions are due to exchange of electrons. In most cases only the interaction between pairs of spins in neighboring atoms is taken

An atomic boson sampler

May 8, 2024
Author(s)
Aaron Young, Shawn Geller, William Eckner, Nathan Schine, Scott Glancy, Emanuel Knill, Adam Kaufman
Displaying 26 - 50 of 2379