|
Variation in carotenoid-based color in Northern Flickers in a hybrid zone.
Wilson Bulletin; 9/1/2002; Wiebe, Karen L. Bortolotti, Gary R.; 5098 words
; The flicker situation will puzzle all the naturalists ... intrapopulation plumage variation in the Northern Flicker (Colaptes auratus), a woodpecker with extensive ... C. auratus auratus, the Yellow-shafted Flicker of eastern North America and the Great ...
Read more
|
 "The Record (Bergen County, NJ)")
|
Flicker quits as New Jersey's top anti-terrorism official
The Record (Bergen County, NJ); 9/7/2002; WENDY RUDERMAN, TRENTON BUREAU; 761 words
; 00-00-0000 Flicker quits as New Jersey's top anti-terrorism official ... BUREAU Date: 09-07-2002, Saturday Section: NEWS Edtion: All Editions.=.Late Edition. Early Edition Biographical: KATHRYN FLICKER Just days before Sept. 11, the state's first ... resigned Friday. The departure of Kathryn Flicker ...
Read more
|
|
Frame-Rate Technique Delivers Flicker-Free Motion-Picture Performance.(Technology Information)
Electronic Design; 9/18/2000; Grossman, Steve; 837 words
; ... light-processing (DLP) technique that enables entirely flicker-free cinema. Gregory Hewlett and Gregory Pettitt ... at the 24-Hz frame rate--well within human flicker sensitivity--audiences perceive severe flicker. To avoid this, film projectors normally shutter ...
Read more
|
|
The age deficit on photopic counterphase flicker: Contrast, spatial frequency, and luminance effects
Canadian Journal of Experimental Psychology; 9/1/2002; Jody C Culham Donald W Kline; 7669 words
; ... stimuli. The discrimination of counterphase flicker was measured in optimally refracted young ... 0.11, 0.33, and 0.66). Age deficits in flicker discrimination at the two higher contrast ... unrelated to observer contrast sensitivity. Flicker discrimination of young observers who ...
Read more
|
 "The Post-Standard (Syracuse, NY)")
|
NORTHERN FLICKER IS HARD TO MISS.(Stars)(Column)
The Post-Standard (Syracuse, NY); 3/30/2003; 648 words
; ... conspicuous new migrant this week will be the northern flicker. This large woodpecker nests in the city as well ... about 10 percent of our feeders have northern flickers through the winter. Flickers are somewhat larger than robins. They are brownish ...
Read more
|
|
On the origin of closing flickers in gramicidin channels: A new hypothesis
Biophysical Journal; 3/1/2002; Armstrong, Kathryn M; Cukierman, Samuel; 4105 words
; ABSTRACT The submillisecond closing events (flickers) and the single channel conductances ... decane (thick) bilayers, the largest flicker frequency occurred in the SS channel ... squalene-containing bilayers. The mean closed time of flickers (~0.12 ms) was essentially the same in ...
Read more
|
|
Flicker light effects on photosynthesis of symbiotic algae in the reef-building coral Acropora digitifera (Cnidaria: Anthozoa: scleractinia) (1).(Report)
Pacific Science; 7/1/2008; Nakamura, Takashi Yamasaki, Hideo; 4883 words
; ... coral reef environments, a phenomenon known as flicker light. Effects of flicker light on endosymbiont photosynthesis of the reef-buildi ... intensities, photosynthesis was less inhibited by flicker light than by constant light. Reduction in photoinhibition ...
Read more
|
|
An update on flicker
Electrical Apparatus; 3/1/2007; Nailen, Richard L; 3079 words
; ... customers and still does. That wa& flicker-the repeated dimming and brightening of ... sometimes improperly described as voltage flicker. Definitions of the phenomenon don't involve ... is what IEEE Standard 519 has to say: "Flicker is the impression of unsteadiness of visual ...
Read more
|
|
|
The influence of Starlings on Flicker reproduction when both naturally excavated cavities and artificial nest boxes are available.
Wilson Bulletin; 6/1/1998; Ingold, Danny J.; 4985 words
; ... result of starling harassment. Northern Flickers (Colaptes auratus), one of the largest ... Moore (1995) suggested that although flickers frequently lose nest cavities to starlings ... initiating nest attempts. Since very few flicker nest cavities are usurped by starlings ...
Read more
|
|
Wind turbine 'flicker' could cause seizures
Birmingham Post; 5/1/2008; 264 words
; Wind turbine 'flicker' could cause seizures Edition: FIRST Section: News Wind turbines which rotate quickly could cause seizures, a new study said yesterday. Blades should not spin more than 60 times ... Arnold Wilkins, who works in the University of Essex's psychology department, and his colleagues analysed the ...
Read more
|