Black hole and Big Bang singularities break our best theory of gravity. A trilogy of theorems hints that physicists must go ...

In the third of our series of truly weird quantum effects, Maria Violaris investigates the paradoxical delayed-choice quantum eraser “Welcome to this special issue of Physics World, marking the 200th ...

Abstract: This paper presents a ratiometric optical broad range pH sensor that comprises an optical fiber coated at one end with CdSe/ZnS quantum dots (QDs) and Oxazine 170 perchlorate (O170) embedded ...

Abstract: Quantum-mechanical (QM), or carrier energy-quantization, effects on the subthreshold characteristics, including the threshold voltage (V/sub t/), of generic undoped double-gate (DG) CMOS ...