Simultaneous immobilization of aqueous co-contaminants using a bismuth layered material

2021 ◽  
Vol 237 ◽  
pp. 106711
Author(s):  
Amanda R. Lawter ◽  
Tatiana G. Levitskaia ◽  
Odeta Qafoku ◽  
Mark E. Bowden ◽  
Ferdinan Cintron Colon ◽  
...  
1987 ◽  
Vol 109 (3) ◽  
pp. 244-251 ◽  
Author(s):  
J. Wittenauer ◽  
O. D. Sherby

Laminates based on ultrahigh carbon steel were prepared and found to exhibit enhanced fatigue life as compared to a monolithic reference material. This result was achieved through the insertion of weak interlaminar regions of copper into the layered material during preparation of the laminates. The presence of these regions allowed for the operation of a delamination mechanism in advance of the propagating fatigue crack. The result was interlaminar separation and associated crack blunting. Stress-life curves show that an increase in life by as much as a factor of four is achieved for these materials when compared to monolithic specimens of similar processing history.


2021 ◽  
Author(s):  
Tao Li ◽  
Xuefeng Chang ◽  
Lifang Mei ◽  
Xiayun Shu ◽  
Jidong Ma ◽  
...  

Ti3C2Tx is a promising new two-dimensional layered material for supercapacitors with good electrical conductivity and chemical stability. However, Ti3C2Tx has problems such as collapse of the layered structure and low...


2021 ◽  
Vol 4 (1) ◽  
Author(s):  
Yuqi Wang ◽  
Soroush Arabi ◽  
Klaus Kern ◽  
Markus Ternes

AbstractSymmetries in nanoscale structures can be decisive for their structural, electronic, and magnetic properties, particularly in systems with reduced dimensions. Here we show that the symmetries of a flat metal-organic molecule adsorbed on a transition metal dichalcogenide, a 2-dimensional layered material, have a dramatic effect on the total spin and the intramolecular spin-spin interactions. Using a scanning probe microscope, we find two different molecular spin states by modifying the symmetry of the molecules via the twist angle to the substrate. Additionally, we observe significant non-collinear Dzyaloshinskii–Moriya interaction between two electron spins on the molecule induced by the spin-orbit coupling of the van der Waals coupled layered material with broken inversion symmetry. Our work opens a path for modifying the spin by exploiting symmetries and for studying the nature of surface-induced non-collinear spin-spin interaction within a single molecule which might allow the realization of more complex topological spin structures.


2009 ◽  
Vol 209 (9) ◽  
pp. 4607-4610 ◽  
Author(s):  
Yinghuan Kuang ◽  
Tungwai Leo Ngai ◽  
Huiguo Luo ◽  
Yuanyuan Li

1988 ◽  
Vol 59 (9) ◽  
pp. 2031-2035 ◽  
Author(s):  
J. K. Wang ◽  
J. H. Campbell

Author(s):  
B. Jayasena ◽  
S. Subbiah ◽  
C. D. Reddy

We study the effects of wedge bluntness in mechanically exfoliating graphene layers from highly ordered pyrolytic graphite (HOPG), a layered material. Molecular dynamics simulations show that the layer initiation modes strongly depend on the wedge radius. Force and specific energy signatures are also markedly affected by the radius. Cleaving with a larger wedge radius causes buckling ahead of the wedge; larger the radius more the buckling. A critical depth of insertion of 1.6 A° is seen necessary to cleave a single layer; this is also found to be independent of wedge radius. Hence, with accurate positioning on an atomically flat HOPG surface it is possible to mechanically cleave, using a wedge, a single sheet of graphene even with a blunt wedge.


2014 ◽  
Vol 2 (42) ◽  
pp. 17875-17882 ◽  
Author(s):  
Sou Taminato ◽  
Masaaki Hirayama ◽  
Kota Suzuki ◽  
KyungSu Kim ◽  
Yueming Zheng ◽  
...  

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