[PDF] Top 20 Polarized light detection in spiders

... of polarized light, we designed an experiment based on qualitative observations made in the earlier ...studies. Spiders (Pardosa tristis) were waxed to a stick by the cephalothorax and placed with ... See full document

... of light relies on the intrinsic PS of the retinal photoreceptors (Roberts et ...(V) polarized light (Waterman and Horch, 1966; Alkaladi et ...of polarized light (Marshall et ... See full document

... green light of 550 nm as the light source in this ...stronger light beam for LED, we should provide larger forward bias current IF, but the light beam intensity is not proportional to the ... See full document

... the spiders stop and collect visual information at regular intervals during night-time excursions, they could push the balance between spatial and temporal pooling towards more acute spatial ...the spiders ... See full document

... The reason why newts (for references, see above) and other animals (Phillips and Sayeed, 1993; Wiltschko et al., 2000a; Wiltschko et al., 2000b; M. J. Freake, S. C. Borland and J. B. Phillips, manuscript in preparation ... See full document

... polarize light. Given this, many mechanisms for the detection of polarized light are ...unpolarized light, the substratum is evenly illuminated. Under polarized light, the ... See full document

... jumping spiders (Salticidae) are of particular interest because it is among salticids that we find both some of the most intricate vision-based predatory strategies (Nelson and Jackson, 2011) and intraspecific ... See full document

... molecule detection region, dye molecules that emit fluorescence signal are usually used as tag for these ...the light source used to excite the fluorescence is located on the resonance wavelength range of ... See full document

... 21 the current flowing between the source and drain electrodes can be controlled with application of a voltage bias on the gate electrode. For OPD based devices light acts as an additional terminal to control ... See full document

... previous light exposures (filled circles) follow the dark-adapted curve for the same cell (open circles) over considerable range# the deviation at the lower end being for points collected with brighter adapting ... See full document

... single scattering of unpolarised light [12]. Size and shape of also has great influence on the linear polarization [13]. In our case we let that our aerosol is spherical in shape. In particular, spherical ... See full document

... Semi-inclusive DIS (SIDIS) measurements have two independent momentum scales: the large mo- mentum transfer from the electron beam that ensures the spatial resolution of the probe, and the mo- mentum of the produced ... See full document

... If, however, the pattern at the edge of the ghosts is assumed to be a true positive birefringence with a maximum retardation of about 1 A., it is tempting to consider it as due to the fo[r] ... See full document

... The question that now arises is how can the line effects be strong, and why would the intrinsic angles be different for the various lines? By simply stating that the lines are formed in a larger region than the star and ... See full document

... linearly polarized incoming light were, respectively, measured by using two ...incoming light was a 532 nm green pointer ...incoming light of each sample results two important variables, ... See full document

... Identifying spiders based on their mor- phological traits can be challenging (especially in the case of juveniles and females), but DNA-based identifi- cation can simplify this task ...as spiders are liquid ... See full document

... Survey was done 2 times in a week. The techniques involved were all out active searching, beating, visual observation and photographic methods. Collections were done by hand picking, gentle beating on surroundings so as ... See full document

... littorea can, in the absence of the pattern of light intensities produced when plane polarized light is reflected from a suitable substrate, orientate directly to the plane of vibration [r] ... See full document

... There are also experimental works on generation of a far-field subwavelength focal spot by using a super-oscillatory lens (SOL) [16-22]. In [16-18] the SOL was used to generate a light needle at a distance of 240λ ... See full document

... After installation of the cardboard platform, the birds learned (>80 % correct choices in five subsequent sessions) to choose the corridor indicated by the orientation of the polarizer in the automated procedure. The ... See full document