$R$-site Randomness Effect in Double-Perovskite $R$BaMn$_{2}$O$_{6}$
$R$-symmetric Gauge Mediation With Fayet-Iliopoulos Term
$Re(A_0)$, $Re(A_2)$ and RG evolution for $N_f=3$
$R^+$ is regular in characteristic $p$
$R^2$ 2D Quantum Gravity and Dually Weighted Graphs
$R^2$ corrections to the cosmological dynamics of inflation in the Palatini formulation
$R^2$ curvature-squared corrections on drag force
$R^2$ Gravity in $(2+ε)$--Dimensional Quantum Gravity
$R^4$ couplings, the fundamental membrane and exceptional theta correspondences
$R^4$ terms in supergravity and M-theory
$R_b$ -- $R_c$ Crisis and New Physics
$R_b$ and $R_c$ in the Two Higgs Doublet Model with Flavor Changing Neutral Currents
$R_b$ in supergravity models
$R_b$ in supersymmetric models
$R_b$-$R_c$ Crisis and the Higgs Boson Mass from LEP Precision Data
$R_{AA}$ of $J/ψ$ near mid-rapidity in heavy ion collisions at $\sqrt{s_{NN}}=200$ GeV
$R_{had}$ at the $B$-factory
$S$ Parameter in the Holographic Walking/Conformal Technicolor
$s$- and $d_{xy}$-wave components induced around a vortex in $d_{x^2-y^2}$-wave superconductors
$s$-Channel Higgs Boson Production at a Muon-Muon Collider