An orderly arrangement of layered carbon Nanosheet/TiO2 nanosheet stack with superior artificially interfacial lithium pseudocapacity

2020 ◽  
Vol 468 ◽  
pp. 228363 ◽  
Author(s):  
Wenwu Fu ◽  
Yaoting Li ◽  
Mao-sung Chen ◽  
Yanjie Hu ◽  
Bingheng Liu ◽  
...  
Keyword(s):  

2018 ◽  
Vol 6 (1) ◽  
pp. 75-83 ◽  
Author(s):  
Linlu Zhao ◽  
Yijia Li ◽  
Tingting Wang ◽  
Shanpeng Qiao ◽  
Xiumei Li ◽  
...  

A rapid and efficient strategy was developed to construct photocontrolled 2D protein nanosheets with an orderly arrangement.



1999 ◽  
Vol 17 (2) ◽  
pp. 134-139 ◽  
Author(s):  
Haifeng Wei ◽  
Lawrence Chung-Long Huang ◽  
Jian Kong

Meridians are regarded as the base upon which traditional acupuncture theory is built but, although much research time has been spent on their investigation, no coherent scientific theory has emerged to explain their structure or mode of action. There have been several hypotheses that offer sufficient evidence for a partial explanation for certain meridians. This paper suggests that there is indeed no single answer, but that the various hypotheses should be combined, accepting that different explanations are likely for different meridians or parts of the body. The most useful tool for investigation seems to be the phenomenon of propagated sensation along meridians. Experiments indicate that physical transmission occurs most generally through the interstitial space, specifically along the neurovascular bundles, rather than through vascular channels. The mechanism of meridian activity is likely to be via neuro-transmitters, found particularly along meridian lines, and by ionic movement. This review of research literature, much of which has emanated from China, concludes that there is a real structural basis for the meridians, but that this structure is the orderly arrangement of normal tissues along the line of meridians rather than any special histological feature.



Genome ◽  
1999 ◽  
Vol 42 (2) ◽  
pp. 225-236 ◽  
Author(s):  
Ib Linde-Laursen ◽  
Roland von Bothmer
Keyword(s):  


1974 ◽  
Vol 53 ◽  
pp. 133-150 ◽  
Author(s):  
V. Canuto ◽  
S. M. Chitre

Using the many-body techniques appropriate for quantum crystals it is shown that the deep interior of a neutron star is most likely an orderly arrangement of neutrons, protons and hyperons forming a solid. It is shown that a liquid or gas arrangement would produce higher energy. If so, a neutron star can be viewed as two solids (crust and core) permeated by a layer of ordinary or (perhaps) superfluid liquid. Astronomical evidence is in favor of such a structure: the sudden jumps in the periods of the Crab and Vela pulsars that differ by a factor of ∼ 102 can be easily explained by the star-quake model. If the Crab is less massive than Vela (i.e., if it is not dense enough to have a solid core), the star-quakes take place in the crust whereas for Vela they occur in the core.



1941 ◽  
Vol 34 (8) ◽  
pp. 339-342
Author(s):  
A. Brown Miller
Keyword(s):  

As a rule, we are at first impressed by the possibility of mathematics serving the community commercially. We think of those situations in which the dollar sign is used. There are the banks, stores, places of entertainment, and so on, where we either pay for services or recreation, or receive money for goods, or services rendered. Before it is possible for many of these activities to exist, other forms of mathematics have been utilized in providing the buildings, streets, bridges sanitation, light, and so forth. Beauty and orderly arrangement are desirable in all of these as well as comfort and convenience.



A number of facts relating to proteins suggest that the polypeptides in native protein are in a folded state (Astbury 1933, 1934; Astbury and Street 1930, 1931; Pryde 1931; Wrinch 1936 a , b , c , 1937 a ; Langmuir, Schaefer and Wrinch 1937). The type of folding must be such as to imply the possibility of the regular and orderly arrangement of hundreds 01 amino-acid residues which to some extent at least is independent of the particular residues in question. We propose therefore to formulate all types of folding which are geometrically possible. Each hypothesis in turn can then be tested in two ways. We may consider its plausibility in itself: and having developed its implications to the farthest possible point, we may test it against known facts by ad hoc experiments. At present two types of folding have been suggested—by means of cyclol links (Wrinch 1936 a , b , c , 1937 a ; Langmuir, Schaefer and Wrinch 1937; Astbury 1936 a , b , c ; Frank, 1936) and by means of hydrogen bonds (Jordan Lloyd 1932; Jordan Lloyd and Marriott 1933; Mirsky and Pauling 1936; Wrinch and Jordan Lloyd 1936). The search for other types of folding is being continued. So far it has not proved possible to discard either theory on the grounds that the type of link postulated is out of the question. It is there­ fore very desirable to test these theories by means of their implications. Accordingly, on this occasion we consider (Wrinch 1937 b , c ) whether the cyclol theory can stand the test of the body of facts relating to the “globular” proteins, established by Svedberg and his collaborators (Svedberg and others 1929, 1930 a , b , 1934 a , b , 1935).



Genome ◽  
1999 ◽  
Vol 42 (2) ◽  
pp. 225-236 ◽  
Author(s):  
Ib Linde-Laursen ◽  
Roland von Bothmer

One-hundred and nineteen progeny plants of crosses between one Hordeum lechleri (2n = 6x = 42) accession and the barley varieties 'Wong' and 'Igri' comprised 54 euploids (2n = 28), 8 hyperploids (2n = 29), 46 hypoploids (2n = 22 - 27), and 11 polyhaploids (2n = 21). Giemsa C-banding showed most interplant chromosome variation to be caused by elimination or, more seldom, duplication of barley chromosomes. The chromosomes of 'Wong' were preferentially lost in the order, 1H-4H-5H-3H-7H-2H-6H (5-4-7-3-1-2-6); those of 'Igri' in the order, 1H-3H or 6H-7H or 5H or 4H-2H (5-3 or 6-1 or 7 or 4-2), indicating different patterns of elimination. Over years chromosome elimination may be continuous. Hypoploid genomes of 'Wong' had the chromosomes arranged in the order, 1H-5H-2H-6H-7H-3H-4H (5-7-2-6-1-3-4), with a discontinuity between chromosomes 1H(5) and 4H(4); whereas in 'Igri' the order was (1H)-5H-2H-4H-7H-6H-3H-(1H) ((5)-7-2-4-1-6-3-(5)) with a discontinuity at 1H(5), indicating varietal differences. The patterns of barley chromosome elimination may be derived from chromosome orders. Elimination starts with a chromosome at the discontinuity, continues with the chromosome at the other end of the order, and proceeds more or less alternately towards the middle. In hybrids including 'Wong', duplication affected the two chromosomes situated at either end of barley chromosome order. A few older hybrids with 2n = 21 had three or four H.lechleri chromosomes substituted for as many barley chromosomes suggesting homoeology. Our observations support the hypothesis of an orderly arrangement of the chromosomes within genomes (Bennett 1981), but they do not agree with the idea of one 'natural karyotype' for each species (Bennett 1984b).Key words: Hordeum, interspecific hybrids, C-banding, chromosome elimination, chromosome order.



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