Results 41 to 50 of about 1,415,557 (286)

Soft bootstrap and effective field theories

open access: yesJournal of High Energy Physics, 2019
The soft bootstrap program aims to construct consistent effective field theories (EFT’s) by recursively imposing the desired soft limit on tree-level scattering amplitudes through on-shell recursion relations.
Ian Low, Zhewei Yin
doaj   +1 more source

Systems of two heavy quarks with effective field theories [PDF]

open access: yes, 2006
I discuss results and applications of QCD nonrelativistic effective field theories for systems with two heavy quarks.Comment: 7 pages, Invited talk at the 7th Workshop on Continuous Advances in QCD, Minneapolis, Minnesota, May 11-14 ...
Brambilla, Nora
core   +3 more sources

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

Constraining effective field theories with machine learning [PDF]

open access: yesEPJ Web of Conferences, 2020
An important part of the Large Hadron Collider (LHC) legacy will be precise limits on indirect effects of new physics, framed for instance in terms of an effective field theory.
Brehmer Johann   +6 more
doaj   +1 more source

Effective Field Theories for Heavy Quarkonium

open access: yes, 2005
We briefly review how nonrelativistic effective field theories give us a definition of the QCD potentials and a coherent field theory derived quantum mechanical scheme to calculate the properties of bound states made by two or more heavy quarks.
A Barchielli   +29 more
core   +2 more sources

Effective field theories with instantons [PDF]

open access: yesNuclear Physics B, 1994
We explain how nonperturbative effects can be systematically included when constructing an effective field theory. We concentrate in particular on the matching calculation, by which a low energy theory without a heavy particle degree of freedom is matched onto the full theory.
Georgi, Howard, Osofsky, Samuel T.
openaire   +3 more sources

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Higher-derivative supersymmetric effective field theories

open access: yesJournal of High Energy Physics
In this paper we study higher-derivative supersymmetric effective field theories focusing on the systematic procedure for the elimination of ghosts from the spectrum.
Osmin Lacombe   +2 more
doaj   +1 more source

Rearranging pionless effective field theory [PDF]

open access: yesNuclear Physics A, 2001
15 pages LaTeX, 9 eps figures, discussions extended and references ...
Beane, S. R., Savage, M. J.
openaire   +2 more sources

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