Zobrazeno 1 - 10
of 129 567
pro vyhledávání: '"Optics"'
Autor:
Ralfy Kenaz, Saptarshi Ghosh, Pradheesh Ramachandran, Kenji Watanabe, Takashi Taniguchi, Hadar Steinberg, Ronen Rapaport
Publikováno v:
ACS Nano. 17:9188-9196
As properties of mono- to few layers of exfoliated van der Waals heterostructures are heavily dependent on their thicknesses, accurate thickness measurement becomes imperative in their study. Commonly used atomic force microscopy and Raman spectrosco
Light-Controlled Multiphase Structuring of Perovskite Crystal Enabled by Thermoplasmonic Metasurface
Autor:
Sergey S. Kharintsev, Elina I. Battalova, Timur A. Mukhametzyanov, Anatoly P. Pushkarev, Ivan G. Scheblykin, Sergey V. Makarov, Eric O. Potma, Dmitry A. Fishman
Publikováno v:
ACS Nano. 17:9235-9244
Halide perovskites belong to an important family of semiconducting materials with unique electronic properties that enable a myriad of applications, especially in photovoltaics and optoelectronics. Their optical properties, including photoluminescenc
Autor:
Rodrigo Berté, Thomas Weber, Leonardo de Souza Menezes, Lucca Kühner, Andreas Aigner, Martin Barkey, Fedja Jan Wendisch, Yuri Kivshar, Andreas Tittl, Stefan A. Maier
Publikováno v:
Nano Letters. 23:2651-2658
Broken symmetries lie at the heart of nontrivial physical phenomena. Breaking the in-plane geometrical symmetry of optical systems allows to access a set of electromagnetic states termed symmetry-protected quasi-bound states in the continuum (qBICs).
Publikováno v:
REST Journal on Data Analytics and Artificial Intelligence. 2:53-60
This research paper explores the role of women in the sports industry, with a focus on their experiences in leadership positions. The paper begins by examining the historical context of women's participation in sports, and how this has evolved over t
Publikováno v:
The Journal of Physical Chemistry Letters. 14:2012-2019
Gallium is a plasmonic material offering ultraviolet to near-infrared tunability, facile and scalable preparation, and good stability of nanoparticles. In our contribution, we experimentally demonstrate the link between the shape and size of individu
Autor:
Shai Tsesses, Raphael Dahan, Kangpeng Wang, Tomer Bucher, Kobi Cohen, Ori Reinhardt, Guy Bartal, Ido Kaminer
Publikováno v:
Nature Materials. 22:345-352
Spatial modulation of electron beams is an essential tool for various applications such as nanolithography and imaging1–3 , yet its implementations4–11 are severely limited and inherently non-tunable. Conversely, light-driven electron spatial mod
Publikováno v:
Nature Nanotechnology. 18:365-372
As standard microelectronic technology approaches fundamental limitations in speed and power consumption, novel computing strategies are strongly needed. Analog optical computing enables processing large amounts of data at a negligible energy cost an
Autor:
Olga Guselnikova, Roman Elashnikov, Vaclav Svorcik, Martin Kartau, Cameron Gilroy, Nikolaj Gadegaard, Malcolm Kadodwala, Affar S. Karimullah, Oleksiy Lyutakov
Publikováno v:
Nanoscale Horizons. 8:499-508
Detection of enantiomers is a challenging problem in drug development as well as environmental and food quality monitoring where traditional optical detection methods suffer from low signals and sensitivity. Application of surface enhanced Raman scat
Publikováno v:
Nanoscale Advances. 5:650-658
Radiative thermal engineering with subwavelength metallic bodies is a key element for heat and energy management applications, communication and sensing. Here, we numerically and experimentally demonstrate metallic thermal emitters with narrowband bu
Autor:
Chris Leroux, Clément Guillaume, Christophe Labbé, Xavier Portier, Zoryana Zhuchenko, Arkadiy Zolotovsky, Philippe Boullay, Denis Pelloquin
Publikováno v:
ACS Applied Nano Materials
ACS Applied Nano Materials, 2022, 5 (12), pp.18545-18552. ⟨10.1021/acsanm.2c04355⟩
ACS Applied Nano Materials, 2022, 5 (12), pp.18545-18552. ⟨10.1021/acsanm.2c04355⟩
International audience; Codoped (Tb,Eu) ZnO films grown by magnetron sputtering on a silicon substrate and annealed up to 1200 °C showed intense photoluminescence (PL) emission from Eu3+ ions. The high-temperature annealing led to diffusion and segr