Yet another criterion for global existence in the 3D relativistic Vlasov-Maxwell system

We prove that solutions of the 3D relativistic Vlasov-Maxwell system can be extended, as long as the quantity σ−1(t,x)=max|ω|=1⁡∫R3dp1+p21(1+v⋅ω)f(t,x,p) is bounded in Lx2.