Results 101 to 110 of about 128,346 (229)

Nuclear Astrophysics in underground laboratories: the LUNA experiment

open access: yesEPJ Web of Conferences, 2017
One of the main ingredients of nuclear astrophysics is the knowledge of the thermonuclear reactions responsible for powering the stellar engine and for the synthesis of the chemical elements.

doaj   +1 more source

Modern topics in theoretical nuclear physics

open access: yes, 2006
Over the past five years there have been profound advances in nuclear physics based on effective field theory and the renormalization group. In this brief, we summarize these advances and discuss how they impact our understanding of nuclear systems and ...
A Schwenk   +49 more
core   +1 more source

Plasmaspheric‐Origin Ions as a Major Source of Plasma Sheet Pressure During Storm Early Main Phase

open access: yesGeophysical Research Letters, Volume 52, Issue 21, 16 November 2025.
Abstract The plasmasphere and plasma sheet are physically distinct but dynamically connected through global magnetospheric processes. Using a multifluid magnetohydrodynamic model including solar wind, ionospheric, and plasmaspheric H+ and O+ components, coupled with ring current and polar wind models, we simulate the 8 September 2017 storm. The modeled
Suk‐Bin Kang   +5 more
wiley   +1 more source

R-matrix Methods with an application to 12C(alpha,gamma)16O

open access: yes, 2010
We review some aspects of R-matrix theory and its application to the semi-empirical analysis of nuclear reactions. Important applications for nuclear astrophysics and recent results for the ${}^{12}{\rm C}(\alpha,\gamma){}^{16}{\rm O}$ reaction are ...
Brune, Carl R.
core   +1 more source

Atomistic Modeling of Methyl Formate and Glycolaldehyde Formation on Interstellar Dirty Ice Mantles via a “Radical + Ice” Mechanism

open access: yesChemPlusChem, Volume 90, Issue 11, November 10, 2025.
The presence of interstellar complex organic molecules (COMs) has been baffling astrochemists for a long time. Methyl formate and glycolaldehyde are widely detected but their abundances mismatch kinetic astrochemical model predictions. Here, the formation of these two COMs is characterized onto a mixed ice surface, highlighting the importance of ...
Jessica Perrero   +3 more
wiley   +1 more source

LUNA: Present status and future prospects

open access: yesEPJ Web of Conferences, 2016
One of the main ingredients of nuclear astrophysics is the knowledge of the thermonuclear reactions responsible for powering the stellar engine and for the synthesis of the chemical elements.
Caciolli A.
doaj   +1 more source

TOF-Brho Mass Measurements of Very Exotic Nuclides for Astrophysical Calculations at the NSCL

open access: yes, 2007
Atomic masses play a crucial role in many nuclear astrophysics calculations. The lack of experimental values for relevant exotic nuclides triggered a rapid development of new mass measurement devices around the world.
A Aprahamian   +28 more
core   +1 more source

Illuminating Quantum Phenomena in 2D Materials: The Power of Optical Spectroscopy

open access: yesAdvanced Optical Materials, Volume 13, Issue 31, November 5, 2025.
Atomically thin 2D materials host quantum tunnelling, plasmonic and excitonic phenomena driven by reduced dimensionality and strong many‐body interactions. This review links these effects to state‐of‐the‐art optical probes—NSOM, pump–probe, CARS, TRR, and optical frequency comb spectroscopy—highlighting how their ultrahigh spatial–temporal resolution ...
Yuhui Zhou   +4 more
wiley   +1 more source

Coherence, Transport, and Chaos in 1D Bose–Hubbard Model: Disorder vs. Stark Potential

open access: yesFortschritte der Physik, Volume 73, Issue 11, November 2025.
Quantum coherence and criticality in finite Bose–Hubbard chains are investigated using exact diagonalization. Thermal fluctuations, Stark potential, and disorder reshape coherence, visibility, and superfluid response. Finite‐size systems show signatures of quantum criticality, with disorder suppressing global superfluidity but preserving local ...
Asad Ali   +8 more
wiley   +1 more source

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