of * ^ to a level below * ^ by the installation of wien filters both before and after the analysing magnet. the measurement of these and other beam specifications involved other parts of the final erna layout - sequentially a wien filter, a ° dipole magnet, another wien filter, and a (delta)e-e telescope...
small bodies observations this page provides links to small bodies related observations made with the hubble space telescope. a uranus-crosser is a minor planet whose orbit crosses that of uranus. nessus, provisional designation ha , is a centaur on an eccentric orbit, located beyond saturn in the outer...
takes most detailed images of the sun to date the first images taken by the national science foundation's (nsf) latest solar telescope show the cell-like structures "the size of texas" that cover the sun's surface. more natashah hitti | january | leave a comment materials materials mit nanotube technique...
comparison with loading bellows, hardly any product residues are able to deposit on the smooth inner walls of telescopic pipes. the disadvantage of conventional telescopic pipes, however, is that dust is able to escape from between the individual pipes. not with the muhr mvs-td. the ultimate loading telescope...
as leds and lasers, photovoltaic and thermophotovoltaic cells , and integrated circuits. gallium also finds use in a few highly specialized technical applications, including in neutrino-detecting telescopes, notable for the sheer volume of gallium they can require--the gallium-germanium neutrino telescope...
producer music credits: "only human" by guillaume bernard [sacem]; universal production music this video is public domain and along with other supporting visualizations can be downloaded from the scientific visualization studio at: see more hubble videos on youtube: ... follow nasa's hubble space telescope...
systems, although sometimes quite extensive and sophisticated as in china, were generally not capable of transmitting arbitrary text messages. possible messages were fixed and predetermined and such systems are thus not true telegraphs. the earliest true telegraph put into widespread use was the optical...
formula as the tamron with pentax coatings. like days ago* permalink blackcoffee the optical formula is quite good and not an issue in new third party lenses. what is the problem often is the af, weather sealing and long term compatibility. like days ago permalink dabhand strange, how those with the...
for z and z , due out may video apr , at : the second video teases upcoming support for eye-detection autofocus with nikon's z and z cameras. olympus e-m x vs nikon d : shooting tennis apr , at : the olympus e-m x offers a faster burst speed than the d , but nikon's legendary autofocus system and optical...