Science - USA (2021-07-16)

M. T. McDowellet al.,Nano Lett. 15 , 1264–1271 (2015). J. M. Luther, H. Zheng, B. Sadtler, A. P. Alivisatos,J. Am. Chem. Soc. 1 ...

~30mm (Fig. 1B). The top and bottom layers had the same thickness (~7mm), which was less than that of the middle layer (~16mm), ...

chains are shown in Fig. 1E. DFT calculations revealed that when a glycine molecule has its two O atoms bound with the hydroxyl ...

(~30 GPa). As the ratio rose over 2:1, the mod- ulus jumped substantially and reached 9 GPa at a 5:1 ratio. We studied the dynam ...

shows a stable piezoelectric voltage output from a 30-mm-thick 2:1 glycine-PVA film. Films with other glycine-to-PVA ratios also ...

films with the same composition and size, all of which were within a range of 4.0 to 7.4 pC/N (fig. S26 and table S1). Because o ...

NEUROSCIENCE Neural representations of space in the hippocampus of a food-caching bird H. L. Payne^1 , G. F. Lynch^2 , D. Aronov ...

As in titmice, zebra finch hippocampal neurons had electrophysiological characteristics match- ing those of putative excitatory ...

by spatial information and compared neurons with corresponding rank. For all ranks, spa- tial information was higher in titmice ...

including head direction cells, border cells, and broadly tuned cells ( 14 – 18 ). By contrast, we found place cells that fired ...

that hippocampal coding may vary according to the ethological demands of different species ( 23 , 24 , 44 – 47 ). REFERENCESANDN ...

ACKNOWLEDGMENTS We thank D. Scheck, S. Hale, T. Tabachnik, R. Hormigo, and K. Gutnichenko for technical assistance; M. Fee for c ...

(Fig. 1, B and C). We found that the social as- sociations of offspring were similar to those of their mothers, in contrast to a ...

(for females) years after the offspring left the den, social relationships remained similar to those of the mothers (Fig. 1D and ...

andfemaleoffspring.Therewasapositivere- lationship between offspring survival and the similarity of social associations to mothe ...

K. E. Holekamp, J. E. Smith, C. C. Strelioff, R. C. Van Horn, H. E. Watts, .Mol. Ecol. 21 , 613–632 (2012). K. E. Holekamp, S. ...

In addition to electrical excitation, we also separately pumped the samples using syn- chronized ~100-fs, 1.55-eV optical pulses ...

structural response (throughdI 30  2 anddI 31  3 ), which is temporally correlated with the delayed response inRVO2.Wedonotfin ...

we assume a spatially varyingTc(Fig. 4B). In a polycrystalline film grown on a non– lattice-matched substrate, this could be cau ...

356 16 JULY 2021 • VOL 373 ISSUE 6552 sciencemag.org/custom-publishing SCIENCE new products: sample prep/handling LIFE SCIENCE T ...