Results 71 to 80 of about 562,479 (274)

Parallelising wavefront applications on general-purpose GPU devices [PDF]

open access: yes, 2010
Pipelined wavefront applications form a large portion of the high performance scientific computing workloads at supercomputing centres. This paper investigates the viability of graphics processing units (GPUs) for the acceleration of these codes, using ...
Pennycook, Simon J.   +3 more
core  

Performance prediction and procurement in practice : assessing the suitability of commodity cluster components for wavefront codes [PDF]

open access: yes, 2009
The cost of state-of-the-art supercomputing resources makes each individual purchase a length and expensive process. Often each candidate architecture will need to be benchmarked using a variety of tools to assess likely performance.
Mills, A. B.   +12 more
core   +1 more source

Chamanzar/WAVEFRONT: WAVEFRONT

open access: yes, 2023
<p>The repository includes code and software related to the paper entitled Chamanzar, Elmer, Shutter, Hartings and Grover (2023).</p> <p>Presence of spreading depolarizations is known to indicate worsening brain injuries.
Chamanzar
core   +1 more source

Breaking Optical Transparency and Electromagnetic Performance Trade‐Offs for Transparent Reflective Metasurfaces

open access: yesAdvanced Optical Materials, EarlyView.
A theory‐guided magnetoelectric metasurface design breaks the conventional optical transparency and electromagnetic performance trade‐offs. By preserving the electric and magnetic current paths required for efficient reflection through fine‐metal‐line structure, the developed transparent reflective metasurface achieves high optical transparency without
Mina Feizi   +5 more
wiley   +1 more source

Imaging Applications of Time-Domain Wavefront Shaping

open access: yesFrontiers in Optics / Laser Science, 2020
We demonstrate grid scanning of an ultrashort pulse at the output of a multi-mode fiber by temporally shaping the input pulse in a single spatial mode. Our method has applications in nonlinear endoscopic imaging.
M.C. Velsink (Matthias)   +2 more
openaire   +2 more sources

Optical wavefront shaping based on functional metasurfaces

open access: yesNanophotonics, 2020
Regarded as a kind of smart surfaces, metasurfaces can arbitrarily tailor the amplitude, phase, and polarization of light. Metasurfaces usually consist of subwavelength nanoantenna or nanoresonator arrays, which are delicately designed and processed.
Wei Qunshuo   +3 more
doaj   +1 more source

Shedding light on biology and healthcare—preface to the special issue on Biomedical Optics

open access: yesLight: Science & Applications, 2022
This special issue collects 20 excellent papers, spanning NIR II imaging, high-speed imaging, adaptive wavefront shaping, label-free imaging, ultrasensitive detection, polarization optics, photodynamic therapy, and preclinical applications.
Peng Xi   +3 more
doaj   +1 more source

droraizik/Confocal-wavefront-shaping-code: upload version of laboratory code

open access: yes
<p>upload version of laboratory code for paper: Non-invasive and noise-robust light focusing using confocal wavefront shaping</p ...
droraizik
core   +1 more source

Massively Degenerate Coherent Perfect Absorption in Gradient‐Index Fibers

open access: yesAdvanced Optical Materials, EarlyView.
A coherent perfect absorber (CPA) normally operates for only one or very few spatial modes. The CPA proposed here uses a gradient‐index (GRIN) fiber to absorb hundreds of spatial modes at once, its self‐imaging property replacing the bulky free‐space degenerate cavity of earlier designs. An analytic criterion sets how much modal degeneracy is required,
Helmut Hörner   +2 more
wiley   +1 more source

Linear and Nonlinear Optical Tuning With Sb2S3‐Based Metasurfaces

open access: yesAdvanced Optical Materials, EarlyView.
Sb2S3${\rm Sb}_2{\rm S}_3$ resonant metasurfaces provide large, reconfigurable optical modulation and tunable enhanced nonlinear emission across telecommunication wavelengths. Monolithic structures achieve 92% transmission modulation and 150 nm resonance tuning, while hybridization with silicon enables strong modulation at nearly half the switching ...
Amin Zamani   +13 more
wiley   +1 more source

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