Results 51 to 60 of about 931,347 (158)

A nine-atom rhodium–aluminum oxide cluster oxidizes five carbon monoxide molecules

open access: yesNature Communications, 2016
Noble metals can promote the stable lattice oxygen of metal oxides to take part in oxidation reactions. Here, the authors report the preparation and reactivity of rhodium-aluminum oxide cluster ions, in which the rhodium ion promotes the transfer of five
Xiao-Na Li   +3 more
doaj   +1 more source

Elucidation of the myrcene ozonolysis mechanism from a Criegee Chemistry perspective [PDF]

open access: yesAtmospheric Chemistry and Physics
Criegee intermediates (CIs) are highly reactive species generated during the alkene ozonolysis, which play a critical role in atmospheric chemistry. Myrcene is a typical monoterpene, and its linear structure is significantly different from other cyclic ...
M. Chen   +10 more
doaj   +1 more source

Nanodelivery of Gentiopicroside for Inflammatory Skin Lesions: Insights from Psoriasis and Diabetic Foot Ulcers

open access: yesInternational Journal of Nanomedicine
Wenjie Wang,1 Libo Du,2 Huanfeng Ye,2 Wenjing Liu,3 Liyun Sun,1,* Huahao Wang2,* 1Department of Dermatology, Beijing Hospital of Traditional Chinese Medicine, Capital Medical University, Beijing, 100000, People’s Republic of China ...
Wang W, Du L, Ye H, Liu W, Sun L, Wang H
doaj  

Bifurcation diagram: Unstable branches.

open access: yes, 2023
A refined and zoomed version of Fig 1 showing additional, unstable branches. (JPG)
Anthony Bishopp (282290)   +5 more
core   +1 more source

Trifluoromethylation of graphene

open access: yesAPL Materials, 2014
We demonstrate trifluoromethylation of graphene by copper-catalyzed free radical reaction. The covalent addition of CF3 to graphene, which changes the carbon atom hybridization from sp2 to sp3, and modifies graphene in a homogeneous and nondestructive ...
Lin Zhou   +7 more
doaj   +1 more source

A new method to account for the difference between classical and quantum baths in quantum dissipative dynamics

open access: yesNew Journal of Physics, 2013
We investigate the difference between a quantum and classical bath within the Caldeira–Leggett model for dissipative quantum dynamics. It is well known that a Markovian equation of motion for the reduced dynamics can be derived by taking the classical ...
Lili Zhu, Hao Liu, Qiang Shi
doaj   +1 more source

Efficient detection of periodic orbits in high dimensional systems [PDF]

open access: yes, 2005
This paper is concerned with developing a method for detecting unstable periodic orbits (UPOs) by stabilising transformations. Here the strategy is to transform the system of interest in such away that the orbits become stable.
Crofts, JJ, Davidchak, RL
core  

Design of controllers for time delay systems: Integrating and unstable systems [PDF]

open access: yes, 2016
The paper deals with design of controllers for integrating and unstable time delay systems. The proposed method is based on the Padé first order time delay approximation. The control system with two feedback controllers is considered.
Gazdoš, František   +2 more
core   +1 more source

Assessment of serum magnesium levels in patients with Acute Coronary Syndrome presenting within 48 hours of onset of symptoms to the emergency department in a tertiary care hospital [PDF]

open access: yesJournal of Clinical and Basic Research
Background: The aim of the study was to analyze serum magnesium (Mg) levels in patients with acute coronary syndrome (ACS) who presented within 48 hours of the onset of symptoms to the Emergency Department.
Linu SM   +3 more
doaj  

Transient unstable case.

open access: yes, 2015
Transient unstable case.
Zhenhao Wang (758091)   +2 more
core   +1 more source

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