(English) New photoacoustic technique detects gases at parts-per-quadrillion level

Din păcate acest articol este disponibil doar în Engleză Americană. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language. A team of researchers has found a way to detect trace gases down to concentrations at the parts-per-quadrillion level using Citește mai mult despre(English) New photoacoustic technique detects gases at parts-per-quadrillion level[…]

(English) Researchers develop new lens for terahertz radiation

Din păcate acest articol este disponibil doar în Engleză Americană. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language. Brown University engineers have devised a way to focus terahertz radiation using an array of stacked metal plates, which may Citește mai mult despre(English) Researchers develop new lens for terahertz radiation[…]