Zobrazeno 1 - 10
of 60
pro vyhledávání: '"Xinglei Zhang"'
Autor:
Xiaoping Zhang, Rui Su, Jingling Li, Liping Huang, Wenwen Yang, Konstantin Chingin, Roman Balabin, Jingjing Wang, Xinglei Zhang, Weifeng Zhu, Keke Huang, Shouhua Feng, Huanwen Chen
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-12 (2024)
Abstract The growth and sustainable development of humanity is heavily dependent upon molecular nitrogen (N2) fixation. Herein we discover ambient catalyst-free disproportionation of N2 by water plasma which occurs via the distinctive HONH-HNOH+• i
Externí odkaz:
https://doaj.org/article/cfe603e8330b4e91a5ee90650c7ec26f
Publikováno v:
Heliyon, Vol 9, Iss 7, Pp e17763- (2023)
Water dimer radical cations are regarded as key intermediates in many aqueous reactions and biochemical processes. However, the structure of the water dimer radical cations, and particularly the inter-conversion between their isomers, remain difficul
Externí odkaz:
https://doaj.org/article/6d36b349c5bf420d85f379e56a07908f
Publikováno v:
Foods, Vol 13, Iss 4, p 628 (2024)
Flavonoid compounds have a variety of biological activities and play an essential role in preventing the occurrence of metabolic diseases. However, many structurally similar flavonoids are present in foods and are usually in low concentrations, which
Externí odkaz:
https://doaj.org/article/8422e50381264c308fead23cacd741ab
Publikováno v:
Frontiers in Chemistry, Vol 10 (2023)
Collisional activation of protonated phenylalanine derivatives deamination products leads to hydroxyl skeletal rearrangement versus cyclization reaction, and to form hydroxylbenzyl cation via elimination of CH2CO. To better clarify this unusual fragm
Externí odkaz:
https://doaj.org/article/03874070775745afa5a6085fa4928424
Publikováno v:
Foods, Vol 12, Iss 6, p 1152 (2023)
Ginseng, a kind of functional food and medicine with high nutritional value, contains various pharmacological metabolites that influence human metabolic functions. Therefore, it is very important to analyze the composition and metabolites of ginseng.
Externí odkaz:
https://doaj.org/article/facd19aee3e641d68525a752c6003e17
Publikováno v:
Shock and Vibration, Vol 2021 (2021)
To achieve the purpose of accurately grasping a random target with the upper limb prosthesis, the acquisition of target localization information is especially important. For this reason, a novel type of random target localization algorithm is propose
Externí odkaz:
https://doaj.org/article/2536e4c43d8a4a11b490ab66010cb60f
Publikováno v:
International Journal of Advanced Robotic Systems, Vol 17 (2020)
This article proposes a cable-driven hybrid joint (CDHJ), focuses on the effects of external wrench payload and structural parameters on the wrench-feasible workspace for the preliminary design of the mechanism, and further discusses the wrench exert
Externí odkaz:
https://doaj.org/article/60bdc9a73c0a48168f0d3aac795dc316
Publikováno v:
Sensors, Vol 21, Iss 21, p 7362 (2021)
Different from traditional redundant manipulators, the redundant manipulators used in the surgical environment require the end effector (EE) to have high pose (position and orientation) accuracy to ensure the smooth progress of the operation. When an
Externí odkaz:
https://doaj.org/article/561b6b2a417246359c4cfeef68a325cf
Publikováno v:
Journal of Advanced Dielectrics, Vol 9, Iss 5, Pp 1950041-1-1950041-6 (2019)
Solid solutions of the lead-free 0.88(Na0.5Bi0.5)TiO3-0.12(Ba1−xSmx)TiO3 (NBT-BT: xSm) ferroelectric ceramics were synthesized by solid state reaction. The doping of Sm promotes the structure of the ceramics to transform toward morphotropic phase b
Externí odkaz:
https://doaj.org/article/837dffe5d917451595444a30955aba78
Publikováno v:
Advances in Mechanical Engineering, Vol 11 (2019)
The design of variable stiffness mechanism is of great importance to wheelchair-mounted robotic manipulators. In this article, the authors propose a cable-driven parallel–series hybrid joint toward wheelchair-mounted robotic manipulators with adjus
Externí odkaz:
https://doaj.org/article/984f82b753eb4a32af295f81bb59c722