Sentence examples for was needed to observe from inspiring English sources

Von Laue realized that electromagnetic radiation of a shorter wavelength was needed to observe such small spacings, and suggested that X-rays might have a wavelength comparable to the unit-cell spacing in crystals.

As the Ptf1a:DsRed signal only became visible postmitotically, an alternative strategy was needed to observe the earliest stages in RIN migration.

(109, 110) The fact that CPR was needed to observe the effect suggests the importance of the interaction between b5 and CPR to generate these ROS.

However, there was an inherent experimental problem, due to the use of a much higher magnification (50×) with this apparatus, which was needed to observe more closely the events occurring at the capillary level.

The sub-stoichiometric ratio of tBid:Bak that was needed to observe robust release of calcein is consistent with the "hit-and-run" mechanism proposed for Bax activation in liposomes [ 13].

The authors state in the Materials and methods section: "In particular, when Lis1 and Bik1 was omitted, an elevated dynein concentration (0.3 nM) was needed to observe runs, consistent with the finding that Lis1 and Bik1 can couple dynein to Kip2 and thus can help recruit dynein onto the microtubule".

Further studies with longer observation time are needed to observe the clinical relevance of the results.

Although the human eye remains an important astronomical tool, detectors capable of greater sensitivity and more rapid response are needed to observe at visible wavelengths and, especially, to extend observations beyond that region of the electromagnetic spectrum.

Standing beside Mr. Arafat at his Ramallah headquarters, Secretary Powell said that monitors would be needed to observe the cease-fire, an apparent confirmation of the Palestinian leader's request for international monitors.

More research is needed on assessment methods and standard indicators of change in response to effects from climate change, while regional monitoring networks are needed to observe these responses to enable educated adaptation.

The simulation showed that signal-to-noise ratio (SNR) ⩾ 500 is needed to detect the diurnal variation and that SNR ⩾ 1000 is needed to observe the local minimum occurring in the early afternoon (LT13 14) in summer.