A 91-year-old man with a history of bladder carcinoma and left total knee arthroplasty was evaluated because of left knee pain. A culture of synovial fluid showed no growth. A diagnosis was made.

British corporate sectors that once drove national productivity growth have fallen behind the global leaders and the ...

Researchers developed a novel nanopigment for colorimetric pH sensing, ensuring linear accuracy from pH 1 to 10 with enhanced stability and no leaching.

Abstract: An efficient recursive aggregated centered transition matrix (T-matrix) algorithm (RACTMA) to analyze electromagnetic scattering from many randomly distributed obstacles is derived. The ...

Abstract: The implicitly restarted Arnoldi method (IRAM), which relies on Krylov subspace iteration, is an effective approach for extracting desired partial eigenpairs in characteristic mode analysis ...