Interplay between Layer-Resolved Chemical Composition and Electronic Structure in a Sn/Pt(110) Surface Alloy

2011 ◽  
Vol 115 (29) ◽  
pp. 14264-14269 ◽  
Author(s):  
Stefano Agnoli ◽  
Giovanni Barcaro ◽  
Andrea Barolo ◽  
Alessandro Fortunelli ◽  
Mauro Sambi ◽  
...  
1993 ◽  
Vol 329 ◽  
Author(s):  
Vivien D.

AbstractIn this paper the relationships between the crystal structure, chemical composition and electronic structure of laser materials, and their optical properties are discussed. A brief description is given of the different laser activators and of the influence of the matrix on laser characteristics in terms of crystal field strength, symmetry, covalency and phonon frequencies. The last part of the paper lays emphasis on the means to optimize the matrix-activator properties such as control of the oxidation state and site occupancy of the activator and influence of its concentration.


2021 ◽  
Author(s):  
Panagiotis Kl. Barkoutsos ◽  
Fotios Gkritsis ◽  
Pauline J. Ollitrault ◽  
Igor O. Sokolov ◽  
Stefan Woerner ◽  
...  

‘Alchemical’ quantum algorithm for the simultaneous optimisation of chemical composition and electronic structure for material design. By exploiting quantum mechanical principles this approach will boost drug discovery in the near future.


2013 ◽  
Vol 117 (24) ◽  
pp. 12679-12688 ◽  
Author(s):  
Igor Píš ◽  
Vitalii Stetsovych ◽  
Josef Mysliveček ◽  
Miroslav Kettner ◽  
Martin Vondráček ◽  
...  

2008 ◽  
Vol 54 (1) ◽  
pp. 123-132 ◽  
Author(s):  
C. Marconnet ◽  
Y. Wouters ◽  
F. Miserque ◽  
C. Dagbert ◽  
J.-P. Petit ◽  
...  

2015 ◽  
Vol 20 (4) ◽  
pp. 1065-1074 ◽  
Author(s):  
C. A. Gervasi ◽  
C. M. Méndez ◽  
A. E. Bolzán ◽  
P. D. Bilmes ◽  
C. L. Llorente

2008 ◽  
Vol 50 (4) ◽  
pp. 968-977 ◽  
Author(s):  
L.A.S. Ries ◽  
M. Da Cunha Belo ◽  
M.G.S. Ferreira ◽  
I.L. Muller

1988 ◽  
Vol 37 (4) ◽  
pp. 1611-1615 ◽  
Author(s):  
Ming Tang ◽  
Y. Chang ◽  
M. Onellion ◽  
J. Seuntjens ◽  
D. C. Larbalestier ◽  
...  

2008 ◽  
Vol 602 (4) ◽  
pp. 943-951 ◽  
Author(s):  
Janet E. Kirsch ◽  
Craig J. Tainter

2013 ◽  
Vol 4 ◽  
pp. 517-533 ◽  
Author(s):  
Herbert Gleiter

Nanoglasses are a new class of noncrystalline solids. They differ from today’s glasses due to their microstructure that resembles the microstructure of polycrystals. They consist of regions with a melt-quenched glassy structure connected by interfacial regions, the structure of which is characterized (in comparison to the corresponding melt-quenched glass) by (1) a reduced (up to about 10%) density, (2) a reduced (up to about 20%) number of nearest-neighbor atoms and (3) a different electronic structure. Due to their new kind of atomic and electronic structure, the properties of nanoglasses may be modified by (1) controlling the size of the glassy regions (i.e., the volume fraction of the interfacial regions) and/or (2) by varying their chemical composition. Nanoglasses exhibit new properties, e.g., a Fe90Sc10 nanoglass is (at 300 K) a strong ferromagnet whereas the corresponding melt-quenched glass is paramagnetic. Moreover, nanoglasses were noted to be more ductile, more biocompatible, and catalytically more active than the corresponding melt-quenched glasses. Hence, this new class of noncrystalline materials may open the way to technologies utilizing the new properties.


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