Results 181 to 190 of about 6,545,527 (327)

Surface Engineering of PtSe2 Crystal for Highly Efficient Electrocatalytic Ethanol Oxidation

open access: yesAdvanced Materials, EarlyView.
2D PtSe2 has been demonstrated as high‐performance catalyst for electrocatalytic ethanol oxidation. Plasma treatment engineers the surface of single‐crystalline PtSe2 by removing Se atoms, resulting in the exposure of PtSe2 (101) facet. Excellent EOR activity and poison‐resistance are demonstrated, which is rationalized by in situ electrical transport ...
Lingzhi Wang   +16 more
wiley   +1 more source

PIVOT-Net: Heterogeneous Point-Voxel-Tree-based Framework for Point Cloud Compression [PDF]

open access: yesarXiv
The universality of the point cloud format enables many 3D applications, making the compression of point clouds a critical phase in practice. Sampled as discrete 3D points, a point cloud approximates 2D surface(s) embedded in 3D with a finite bit-depth.
arxiv  

Algorithms for Fitting Cylindrical Objects to Sparse Range Point Clouds for Rapid Workspace Modeling [PDF]

open access: bronze, 2003
Soon‐Wook Kwon   +3 more
openalex   +1 more source

Bilaplacian reconstruction of point clouds

open access: yes, 2022
A key process of the geometry processing pipeline is the reconstruction of surfaces from point clouds. The traditional problem addressed by surface reconstruction is to recover the digital representation of the shape that has been inputted, where the data could potentially contain a wide variety of drawbacks.
openaire   +1 more source

Electron Extraction Optimization for Carbon‐Based Hole‐Conductor‐Free Perovskite Photovoltaics With Record 1.41 V VOC

open access: yesAdvanced Materials, EarlyView.
A gradient electron energy level strategy is constructed to reduce voltage losses in planar HTL‐free CsPbI2Br C‐PSCs. This electron extraction optimization enables rapid photogenerated electron extraction and carrier separation, thereby suppressing recombination at the back contact. The resulting PSCs deliver a record VOC of 1.41 V, a high PCE of 17.42%
Zhiqi Li   +13 more
wiley   +1 more source

3D robot perception with Point Cloud Library [PDF]

open access: yes, 2016
Menegatti, Emanuele   +2 more
core   +1 more source

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