Results 11 to 20 of about 4,477 (224)

Tuning the Twist by Molecular Design: A New Strategy for Hexabenzocoronene-Containing Helical Twistacene. [PDF]

open access: yesChemistry
An efficient Scholl–based strategy enables precise control of the C–C bond to access the first hexabenzocoronene–containing helical twistacene (NG2). The resulting nanographene shows pronounced helical distortion, high stability, enhanced solubility, and promising redox and optoelectronic properties.
Mora-Fuentes JP   +8 more
europepmc   +2 more sources

Almost “very strong” multilane turnpike effect in a non-stationary Gale economy with a temporary von Neumann equilibrium and price constraints

open access: yesEconomics and Business Review, 2020
Mathematical models of economic dynamics and growth are usually expressed in terms of differential equations/inclusions (in the case of continuous time) or difference equations/inclusions (if discrete time is assumed).3 This class of models includes von ...
Panek Emil
doaj   +1 more source

Specified Parameters in Designing Porous Materials Using Magnetic Nanotechnologies

open access: yesЖурнал інженерних наук, 2023
The research is devoted to solving the problem of regulating the porosity parameters during the manufacturing process under magnetic field conditions. The process of synthesizing magnetic nanocomponents based on a mixture of divalent and trivalent iron ...
Riabchykov M.   +5 more
doaj   +1 more source

Daniels Ethnographical Expedition to British New Guinea 1904 Cylinder Collection (C62) Research Document

open access: yes, 2022
This research document contains the results of historical research conducted on the British Library’s Daniels Ethnographical Expedition to British New Guinea 1904 Cylinder Collection (C62).
Barnecutt, Vicky, Niles, Don
core   +1 more source

Computational Study of Structures and Electronic Properties of the Catapres on Nano Structure of Fullerene with Calculations method

open access: yesInternational Journal of New Chemistry, 2016
In this report, using computational methods of quantum mechanical the study of structural, electronic and orbitals properties of Catapres on nanostructured fullerenes using software Gaussian 98 is done.
Sharzad Mehrara
doaj   +1 more source

Buttons: Life Writing from a Small Collection

open access: yesEuropean Journal of Life Writing, 2020
This essay explores the role of everyday objects in life writing, using the example of a collection of buttons. Writing as bricoleur, and influenced by thing theory, I follow a digressive path and wonder how key aspects of life writing, such as memory ...
Rachel Robertson
doaj   +1 more source

Parametric continuity of stationary distributions [PDF]

open access: yes, 2006
Markov processes, Parametric continuity, C61, C62,
STACHURSKI, J   +5 more
core   +2 more sources

Comparison of Structural Parameters in Antiparkinson's drug: Procyclidine & its Nano Carrier Based on Fullerene with Calculation Chemistry

open access: yesInternational Journal of New Chemistry, 2016
Parkinson's disease is a degenerative disorder of the central nervous system. It results from the death of dopamine-containing cells in the substantia nigra, a region of the midbrain; the cause of cell-death is unknown.
Maryam Jalalifard
doaj   +1 more source

Fabrication of thermal insulation geopolymer bricks using ferrosilicon slag and alumina waste

open access: yesCase Studies in Construction Materials, 2021
The present study introduces the preparation of thermal insulation geopolymer bricks using ferrosilicon slag and alumina waste. Compressive strength, bulk density, cold and boiling water absorption, apparent porosity, thermal conductivity, and Fourier ...
M.M. Ahmed   +8 more
doaj   +1 more source

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