Results 51 to 60 of about 1,242,313 (335)

Electroweak effective charges and their relation to physical cross sections [PDF]

open access: yesNuclear Physics B, 1997
40 pages, 7 figs, Latex, uses epsf.sty, axodraw.sty (included), fig 6 scale ...
Papavassiliou, Joannis   +2 more
openaire   +3 more sources

Ensuring that toponium is glued, not nailed

open access: yesPhysics Letters B
Hints of toponium might be incipient in LHC data, as given the vast numbers of t quarks produced, some survive on the exponential-decay tail long enough to fasten tt¯ together. I here discuss a few differences between the standard Quantum Chromodynamics (
Felipe J. Llanes-Estrada
doaj   +1 more source

Measurement of the $t$-channel single-top quark production cross section at 13 TeV with the CMS detector

open access: yes, 2016
The electroweak production of single-top quarks in the $t$ channel can be changed by any deviation from the standard model, it is therefore an excellent opportunity to search for new physics.
Faltermann, Nils
core   +1 more source

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

Electron and Positron Collision with Plasma Wall Coating Elements

open access: yesAtoms
The investigation of integral elastic cross-section (ICS), momentum transfer cross-section (MTCS), viscosity cross-section (VCS), absorption cross-section (ABSCS), and total cross-section (TCS) of atoms by electron (e−) and positron (e+) impact is very ...
Balajee R   +3 more
doaj   +1 more source

Cross Sections and Lorentz Violation [PDF]

open access: yes, 2001
The derivation of cross sections and decay rates in the Lorentz-violating standard-model extension is discussed. General features of the physics are described, and some conceptual and calculational issues are addressed.
Abe   +56 more
core   +2 more sources

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

No black holes at IceCube [PDF]

open access: yes, 2006
We discuss modifications of the neutrino-nucleon cross section due to a minimal length scale. It is shown that the enhancement of the nu-N cross section due to new physics is suppressed.
Bleicher, Marcus, Harbach, Ulrich
core  

Proton-proton Cross Section at sqrt(s) \sim 30 TeV

open access: yes, 1998
There are both theoretical and experimental uncertainties in using data from cosmic-ray air showers to estimate hadronic cross sections above accelerator energies.
Engel, Ralph   +3 more
core   +1 more source

Intein‐based modular chimeric antigen receptor platform for specific CD19/CD20 co‐targeting

open access: yesMolecular Oncology, EarlyView.
CARtein is a modular CAR platform that uses split inteins to splice antigen‐recognition modules onto a universal signaling backbone, enabling precise, scarless assembly without re‐engineering signaling domains. Deployed here against CD19 and CD20 in B‐cell malignancies, the design supports flexible multi‐antigen targeting to boost T‐cell activation and
Pablo Gonzalez‐Garcia   +9 more
wiley   +1 more source

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