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Partial photoionization cross sections of and Rydberg radicals 

Velasco, A.M.; Lavin, C.; Martin, I.; Melin, J.; Ortiz, J.V. (2021-01-26)
ammonium and oxonium Rydberg radicals from the outermost, occupied orbitals of their respective ground states are reported. These properties are known to be relevant in photoelectron dynamics studies. For the present ...

Particle-in-Cell Simulations of Characteristics of Rising-Tone Chorus Waves in the Inner Magnetosphere 

Ke, Yangguang; Lu, Quanming; Gao, Xinliang; Wang, Xueyi; Chen, Lunjin; Wang, Shaojie; Wang, Shui; 0000-0003-3041-2682; 0000-0003-2489-3571 (2022-11-08)
Whistler mode chorus waves in the Earth's inner magnetosphere are usually composed of discrete elements, and each element can be characterized by the following properties: the amplitude, the duration, the frequency span, ...

Particle-in-Cell Simulations of the Fast Magnetosonic Mode in a Dipole Magnetic Field: 1-D Along the Radial Direction 

Min, Kyungguk; Liu, Kaijun; Denton, Richard E.; Boardsen, Scott A.; 0000-0001-5882-1328 (2020-05-28)
An electromagnetic particle-in-cell code is used to investigate self-consistent evolution of the fast magnetosonic mode in a one-dimensional configuration along the radial direction in a dipole background magnetic field. ...

Particle-in-Cell Simulations of the Fast Magnetosonic Mode in a Dipole Magnetic Field: 1-D Along the Radial Direction 

Min, Kyungguk; Liu, Kaijun; Denton, Richard; Boardsen, Scott; 0000-0001-5882-1328 (2023-01-26)
An electromagnetic particle-in-cell code is used to investigate self-consistent evolution of the fast magnetosonic mode in a one-dimensional configuration along the radial direction in a dipole background magnetic field. ...

Performance of single and concatenated sets of mitochondrial genes at inferring metazoan relationships relative to full mitogenome data 

Havird, Justin C; Santos, Scott R (2019-05-10)
Mitochondrial (mt) genes are some of the most popular and widely-utilized genetic loci in phylogenetic studies of metazoan taxa. However, their linked nature has raised questions on whether using the entire mitogenome for ...

Petrology, Geochronology and Tectonic Setting of Early Triassic Alkaline Metagabbros From the Eastern Pontide Orogenic Belt (NE Turkey): Implications for the Geodynamic Evolution of Gondwana's Early Mesozoic Northern Margin 

Eyuboglu, Yener; Dudas, Francis; Chatterjee, Nilanjan; Santosh, M; Billor, Mehmet; Yuva, Sabire; 0000-0002-1073-8477 (2022-12-07)
The Triassic geodynamic evolution of the Pontides Belt, which geographically corresponds to northern Anatolia, is still a matter of debate. We present and interpret geological, petrographical, geochemical, and geochronological ...

Phylogenetic and morphologic analyses of a coastal fish reveals a marine biogeographic break of terrestrial origin in the southern Caribbean 

Acero, Arturo P; Betancur, Ricardo R; Santos, Scott R; Duque-Caro, Hermann (2019-07-01)
BACKGROUND: Marine allopatric speciation involves interplay between intrinsic organismal properties and extrinsic factors. However, the relative contribution of each depends on the taxon under study and its geographic ...

Phylogenomic analyses of Crassiclitellata support major Northern and Southern Hemisphere clades and a Pangaean origin for earthworms 

Anderson, Frank E.; Williams, Bronwyn W.; Horn, Kevin M.; Erséus, Christer; Halanych, Kenneth M.; Santos, Scott R.; James, Samuel W. (2019-04-26)
BACKGROUND: Earthworms (Crassiclitellata) are a diverse group of annelids of substantial ecological and economic importance. Earthworms are primarily terrestrial infaunal animals, and as such are probably rather poor natural ...

Physics of Wind Musical Instruments 

Giordano, Nicholas; 0000-0003-2354-4492 (2022-10-14)
This project involves simulations of wind musical instruments for NSF project PHY-1806231. The archived codes were developed as part of the project with NSF support. Details of the dataset are described in the file ...

Physiological consequences of an altered flow regime on Alabama bass (Micropterus henshalli) 

Earley, Laurie A.; Sammons, Steven M.; Mendonca, Mary T.; Johnston, Carol J.; 0000-0003-0916-9024 (2019-08-06)
There are numerous studies on the effects of dams on aquatic biota, yet relatively little is known about whether hydropeaking activities cause physiological change in fish. Using Alabama bass (Micropterus henshalli) as a ...

Pickup proton instabilities and scattering in the distant solar wind and the outer heliosheath: Hybrid simulations 

Liu, Kaijun; Mobius, Eberhard; Gary, S. Peter; Winske, Dan; 0000-0001-5882-1328 (2020-06-09)
The growth of magnetic field fluctuations driven by the injection of pickup ions perpendicular to a background magnetic field in a homogeneous, collisionless plasma is studied using one-dimensional hybrid simulations. ...

Pickup proton instabilities and scattering in the distant solar wind and the outer heliosheath: Hybrid simulations 

Liu, Kaijun; Eberhard, Möbius; Gary, S. Peter; Winske, Dan; 0000-0001-5882-1328; 0000-0002-2745-6978 (2022-10-27)
The growth of magnetic field fluctuations driven by the injection of pickup ions perpendicular to a background magnetic field in a homogeneous, collisionless plasma is studied using one-dimensional hybrid simulations. ...

Platinum, gold, and silver standards of intermolecular interaction energy calculations 

Kodrycka, Monika; Patkowski, Konrad; https://orcid.org/0000-0002-4468-207X (2020-03-10)
High-accuracy noncovalent interaction energies are indispensable as data points for potential energy surfaces and as benchmark values for improving and testing more approximate approaches. The preferred algorithm (the gold ...

The players in a mutualistic symbiosis: insects, bacteria, viruses, and virulence genes 

Moran, Nancy A; Degnan, Patrick H; Santos, Scott R; Dunbar, Helen E; Ochman, Howard (2019-08-08)
Aphids maintain mutualistic symbioses involving consortia of coinherited organisms. All possess a primary endosymbiont, Buchnera, which compensates for dietary deficiencies; many also contain secondary symbionts, such as ...

Plumage color as a composite trait: Developmental and functional integration of sexual ornamentation 

Badyaev, Alexander; Hill, Geoffrey; Dunn, Peter; Glen, John; 0000-0002-7450-4194; 0000-0001-8864-6495 (2023-05-17)
Most studies of condition-dependent sexual ornaments have treated such ornaments as single traits. However, sexual ornaments are often composites of several components, each produced by partially independent developmental ...

Politics a "Chilly" Environment for Undergraduate Women in Norway 

Ballen, Cissy J.; Lee, Dahsol; Rakner, Lise; Sehoya, Cotner (2021-03-22)
Gender differences in academic performance and attitudes are widespread in male-stereotyped disciplines but rarely are studied in the social sciences. To assess the extent that gender influences the behavior of undergraduate ...

Propagation of Electromagnetic Ion Cyclotron Waves in a Dipole Magnetic Field: A 2-D Hybrid Simulation 

Kang, Ning; Lu, Quanming; Gao, Xinliang; Wang, Xueyi; Chen, Huayue; Wang, Shui; 0000-0002-7619-701X; 0000-0003-3041-2682; 0000-0002-7317-8665 (2022-11-08)
Electromagnetic ion cyclotron (EMIC) waves are one commonly observed plasma waves in the Earth's inner magnetosphere and play a crucial role in particle dynamics in the radiation belt and ring current. EMIC waves are excited ...

Propagule size and sex ratio influence colonisation dynamics after introduction of a non-native lizard 

Fargevieille, Amelie; Reedy, Aaron; Kahrl, Ariel; Mitchell, Timothy; Durso, Andrew; Delaney, David; Pearson, Phillip; Cox, Robert; Warner, Daniel (2022-01-28)
1. The composition of founding populations plays an important role in colonisation dynamics and can influence population growth during early stages of biological invasion. Specifically, founding populations with small ...

Proton velocity ring-driven instabilities and their dependence on the ring speed: Linear theory 

Min, Kyungguk; Liu, Kaijun; Gary, Peter; 0000-0002-4655-2316; 0000-0001-5882-1328 (2022-10-12)
Linear dispersion theory is used to study the Alfven-cyclotron, mirror and ion Bernstein instabilities driven by a tenuous (1%) warm proton ring velocity distribution with a ring speed, v(r), varying between 2v(A) and ...

Proton velocity ring-driven instabilities and their dependence on the ring speed: Linear theory 

Min, Kyungguk; Liu, Kaijun; Gary, S. Peter; 0000-0001-5882-1328 (2020-05-28)
Linear dispersion theory is used to study the Alfven-cyclotron, mirror and ion Bernstein instabilities driven by a tenuous (1%) warm proton ring velocity distribution with a ring speed, v(r), varying between 2v(A) and ...