نتایج جستجو برای: gold foil
تعداد نتایج: 87819 فیلتر نتایج به سال:
In this paper, we aim to understand whether current language and vision (LaVi) models truly grasp the interaction between the two modalities. To this end, we propose an extension of the MSCOCO dataset, FOIL-COCO, which associates images with both correct and ‘foil’ captions, that is, descriptions of the image that are highly similar to the original ones, but contain one single mistake (‘foil wo...
We demonstrate the feasibility of using a 3-dimensional gold microlattice with a periodic porous structure and independently tunable surface composition as a Li-O2 battery cathode. The structure provides a platform for studying electrochemical reactions in architected Li-O2 electrodes with large (300 μm) pore sizes. The lack of carbon and chemical binders in these Au microlattices enabled the i...
The extent to which Chinese is represented phonologically or orthographically in verbal short-term memory was investigated using a short-term cued recall task (Tehan & Humphreys, 1998). In all conditions, proactive interference was induced by providing a retrieval cue (e.g. wild animal) that subsumed a to-be-recalled target word (e.g. leopard) and a to-beforgotten foil word (e.g. tiger), so tha...
The energy spectrum of fission neutrons in the biological irradiation field of the Kinki University reactor, UTR-KINKI, has been determined by a multi-foil activation analysis coupled with artificial neural network techniques and a Au-foil activation method. The mean neutron energy was estimated to be 1.26 +/- 0.05 MeV from the experimentally determined spectrum. Based on this energy value and ...
Abstract In 2019 a tiny gold tablet, once folded several times, turned up in private collection Hungary. Due to its physical appearance and the layout of text, tablet originally had been identified as ‘foil with Greek magical inscription’ an auction catalogue. At first glance, however, it becomes obvious that text was written Latin letters. Although parts recall Christian apologists' works, pag...
the aim of the present study was to examine anthropometric characteristics and selected physical fitness factors in male elite athletes (epee, foil, sabre) of iran national fencing team. the statistical population consisted of 30 athletes of fencing national team (age range 22.2± 3.67 yr) in the three weapons (epee n=10, foil n=10 and sabre n=10). anthropometric characteristics (sitting height,...
We report a novel strategy for the fabrication of nanoporous gold (NPG) films. The fabrication process involves the electrodeposition of a gold-tin alloy, followed by subsequent chemical dealloying of tin. Scanning electron microscopy (SEM) images show a bicontinuous nanoporous structure formed on the substrates after chemical dealloying. Energy dispersive x-ray (EDX) analysis indicates that th...
The goal of this work is to develop digital image processing tools for improving the quality of the images provided by the Göttingen transmission X-ray microscope at BESSY [1, 2]. We first present a method for correcting the inhomogeneous illumination. Then, we present results of image restoration techniques applied to X-ray microscopy images of test objects and of biological specimens containi...
The fluid dynamics of many swimming and flying animals involves the generation and shedding of vortices into the wake. Here we studied the dynamics of similar vortices shed by a simple two-dimensional flapping foil in a soap-film tunnel. The flapping foil models an animal wing, fin or tail in forward locomotion. The vortical flow induced by the foil is correlated to (the resulting) thickness va...
‘THEUSE of heavy aluminum foil in our ashing procedure for PB1 (1), introduced 3 years ago, has proved extremely successful in preventing cross-contamination. A Temco double-door muffle furnace is used for which three steel buckets were made; small buckets, 4 in. wide, 6 in. long, and 6 in. deep, and one large bucket, 6 in. wide, 8 in. long, and 6 in. deep. A steel shovel was made to aid the te...
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