DARPA’s Impact on Artificial Intelligence

Autor: Zachary J. Lapin, Scott Fouse, Stephen E. Cross

Publikováno v: AI Magazine. 41:3-8

The Defense Advanced Research Project Agency’s (DARPA) mission is to make pivotal investments leading to research breakthroughs that support national security. DARPA artificial intelligence (AI) programs have emphasized the need for machines to per

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e6f92088831ff9466478d73bac45ebc1
https://doi.org/10.1609/aimag.v41i2.5294

Individual Template-Stripped Conductive Gold Pyramids for Tip-Enhanced Dielectrophoresis

Autor: Jonah Shaver, Sang Hyun Oh, Stephan J. P. Kress, J. Jose, Palash Bharadwaj, Lauren M. Otto, Avijit Barik, Timothy W. Johnson, Lukas Novotny, Zachary J. Lapin

Publikováno v: ACS Photonics

Gradient fields of optical, magnetic, or electrical origin are widely used for the manipulation of micro- and nanoscale objects. Among various device geometries to generate gradient forces, sharp metallic tips are one of the most effective. Surface r

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7cdb02f0b01810003e77e9c1f1077f7e
https://doi.org/10.1021/ph500091h

Highly Reproducible Near-Field Optical Imaging with Sub-20-nm Resolution Based on Template-Stripped Gold Pyramids

Autor: Ryan Beams, Sang Hyun Oh, Sergio G. Rodrigo, Timothy W. Johnson, Nathan C. Lindquist, Lukas Novotny, Zachary J. Lapin

Publikováno v: ACS Nano, 6 (10)

With a template-stripping fabrication technique, we demonstrate the mass fabrication of high-quality, uniform, ultrasharp (10 nm) metallic probes suitable for single-molecule fluorescence imaging, tip-enhanced Raman spectroscopy (TERS), and other nea

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::466b2fee095439d22664899498c84d01
https://doi.org/10.1021/nn303496g

Polyyne electronic and vibrational properties under environmental interactions

Autor: Thomas Pichler, Marius Wanko, Philip Rohringer, Lei Shi, Lukas Novotny, Zachary J. Lapin, Paola Ayala, Angel Rubio, S. Cahangirov

Publikováno v: Physical Review B
Digital.CSIC. Repositorio Institucional del CSIC
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Digital.CSIC: Repositorio Institucional del CSIC
Consejo Superior de Investigaciones Científicas (CSIC)

Recently the novel system of linear carbon chains inside double-walled carbon nanotubes has extended the length of sp1 hybridized carbon chains from 44 to thousands of atoms [Shi et al., Nat. Mater. 15, 634 (2016)]. The optoelectronic properties of t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1aae37aacd292adac7c2c15f4bb35be3

Fabrication of bow-tie antennas with mechanically tunable gap sizes below 5 nm for single-molecule emission and Raman scattering

Autor: Michael Koch, Lukas Novotny, Emanuel Lörtscher, Zachary J. Lapin, Ute Drechsler, Antonis Olziersky, Gabriel Puebla-Hellmann, Koushik Venkatesan, Tobias von Arx, Cynthia M. Gruber, Michael Bachmann, Lars O. Herrmann

Publikováno v: 2015 IEEE 15th International Conference on Nanotechnology (IEEE-NANO).

Raman spectroscopy is a powerful tool to unambiguously identify chemical compounds by their unique vibrational “finger-print”. The Raman cross-section of a single molecule, however, is extremely small and intense laser sources, long integration t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1276bba129da5dbeb2bffc7ab6f4e911
https://doi.org/10.1109/nano.2015.7388978