QCD sum rules sharpen Bc decay constants and form-factor bounds
A 2026 QCD sum-rule study refined four Bc-meson decay constants, produced the first tensor-current determinations for Bc* and Bc1, and ...
Tag: semileptonic decays
New Global Fit Sharpens the CKM Matrix Element Vcb and Keeps the R(D) Puzzle Alive
A new global fit combining Belle II data, lattice QCD and sum-rule predictions yields |Vcb| = (39.18 ± 0.47) × ...
QCD Sum Rules: Baryon Decays Unveiled
In a groundbreaking study that promises to revolutionize our understanding of fundamental particle physics, a team of international researchers has ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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