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Article
Iodine deficiency a persisting problem: assessment of iodine nutrition and evaluation of thyroid nodular pathology in Portugal
The goal of eliminating iodine deficiency (ID) by the year 2000 has still not been achieved in several countries. More than 2 billion people worldwide (over 260 million school age children) remain ID. In Euro...
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Article
Quantum phase transitions with parity-symmetry breaking and hysteresis
An ultracold gas trapped in a symmetric double-well potential should populate both wells equally; however, the gas spontaneously localizes in one well when the interaction between atoms reaches a critical valu...
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Article
Measurement of the mobility edge for 3D Anderson localization
Anderson localization is a universal phenomenon affecting non-interacting quantum particles in a disordered environment. In three spatial dimensions, theory predicts a quantum phase transition from localizatio...
