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  • Alpha-NaYF4:Nd3+ nanocrystal with near-infrared to near-infrared luminescence for bioimaging applications.

Alpha-NaYF4:Nd3+ nanocrystal with near-infrared to near-infrared luminescence for bioimaging applications.

Journal of nanoscience and nanotechnology (2014-04-17)
Xue Wang, Yongjin Li, Zhiguo Song, Zhaoyi Yin, Jianbei Qiu, Zhengwen Yang, Dacheng Zhou, Yong Yang, Zongyan Zhao, Chen Li, Ning Yang, Qi Wang
ABSTRACT

Nd3+ doped alpha-NaYF4 nanocrystals with size of about 15 nm were successfully synthesized through hydrothermal method. Nearly pure near-infrared to near-infrared (NIR-to-NIR) luminescence can be realized. Moreover, the excitation and the emission at 880 and 1060 nm, respectively, are away from the visible region. These are beneficial to deeper tissue penetration and reduced auto-fluorescence. This material exhibits an excellent NIR-to-NIR emission performance and is thus potentially applicable as a high-contrast in vitro and in vivo imaging probe.

MATERIALS
Product Number
Brand
Product Description

Sigma-Aldrich
Yttrium, chips, 99.9% trace rare earth metals basis
Sigma-Aldrich
Neodymium, powder, −40 mesh, ≥99% trace rare earth metals basis
Sigma-Aldrich
Yttrium sputtering target, diam. × thickness 2.00 in. × 0.25 in., 99.9% trace metals basis
Yttrium, foil, 25mm disks, thickness 0.50mm, as rolled, 99%
Yttrium, wire reel, 0.1m, diameter 0.5mm, 99.9%
Yttrium, wire reel, 0.1m, diameter 1.0mm, 99.9%
Yttrium, rod, 100mm, diameter 6.35mm, cast, 99%
Yttrium, wire reel, 0.2m, diameter 1.0mm, 99.9%
Yttrium, rod, 50mm, diameter 12.5mm, cast, 99%
Neodymium, rod, 100mm, diameter 6.35mm, cast, 99%
Neodymium, rod, 50mm, diameter 12.5mm, cast, 99%
Neodymium, rod, 50mm, diameter 6.35mm, cast, 99%
Neodymium, rod, 100mm, diameter 12.5mm, cast, 99%
Yttrium, rod, 50mm, diameter 2.0mm, cast, 99%
Yttrium, rod, 50mm, diameter 6.35mm, cast, 99%
Yttrium, wire reel, 0.05m, diameter 0.5mm, 99.9%
Yttrium, wire reel, 0.05m, diameter 1.0mm, 99.9%
Yttrium, foil, not light tested, 25x25mm, thickness 0.005mm, as rolled, 99%
Yttrium, foil, not light tested, 50x50mm, thickness 0.025mm, as rolled, 99%
Yttrium, rod, 100mm, diameter 12.5mm, cast, 99%
Yttrium, foil, not light tested, 100x100mm, thickness 0.025mm, as rolled, 99%