9 citations · 9 across the 2 of their papers we have counts for
3 papers
hep-th2023
On self-consistency in quantum field theory
K. Scharnhorst
A bootstrap approach to the effective action in quantum field theory is discussed which entails the invariance under quantum fluctuations of the effective action describing physica…
physics.hist-ph2017★ 9 cited
Photon-photon scattering and related phenomena. Experimental and theoretical approaches: The early period
K. Scharnhorst
We review the literature on possible violations of the superposition principle for electromagnetic fields in vacuum from the earliest studies until the emergence of renormalized QE…
quant-ph2004
Nonlinear Bogolyubov-Valatin transformations and quaternions
J. -W. van Holten, K. Scharnhorst
In introducing second quantization for fermions, Jordan and Wigner (1927/1928) observed that the algebra of a single pair of fermion creation and annihilation operators in quantum…