نتایج جستجو برای: pillar strength

تعداد نتایج: 212340  

Journal: :Chemical communications 2011
Tomoki Ogoshi Kazuki Demachi Keisuke Kitajima Tada-aki Yamagishi

A pillar[5]arene dimer was synthesized by linking a mono-hydroxylated pillar[5]arene with 1,4-bis(bromomethyl)benzene. The pillar[5]arene dimer formed stronger complexes with n-alkanes than did a monomeric pillar[5]arene.

Journal: :Journal of the Southern African Institute of Mining and Metallurgy 2019

Journal: :Minerals 2022

Affected by coal mining activities, the remaining pillars are very likely to be destabilized and cause safety accidents. The backfilling of goaf can maintain stability pillar well, but in unfilled zone may still unstable. In this paper, effect materials on reinforcement method discussed using numerical simulation, statistical mathematics, elastic mechanics, mechanical test methods. results show...

2015
Seok Woo Lee Ill Ryu William D. Nix Yi Cui

Germanium is one of the promising alloying anode (Si, Ge, Sn) materials for high capacity lithium ion batteries. Since it is isostructural with crystalline silicon, crystalline Ge is expected to show intriguing lithiation-induced phenomena similar to Si, such as anomalous volume expansion and fracture. Here, we present the study of lithiation of Ge micropillars, andwe compare the findings to si...

2007
Todd A. Anderson Neal Glew Peng Guo Brian T. Lewis Wei Liu Zhanglin Liu Leaf Petersen Mohan Rajagopalan James M. Stichnoth Gansha Wu Dan Zhang

As parallelism in microprocessors becomes mainstream, new programming languages and environments are emerging to meet the challenges of parallel programming. To support research on these languages, we are developing a lowlevel language infrastructure called Pillar (derived from Parallel Implementation Language). Although Pillar programs are intended to be automatically generated from source pro...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2002
Kristen L Mueller Bonnie E Jacques Matthew W Kelley

One of the most striking aspects of the cellular pattern within the sensory epithelium of the mammalian cochlea is the presence of two rows of pillar cells in the region between the single row of inner hair cells and the first row of outer hair cells. The factors that regulate pillar cell development have not been determined; however, previous results suggested a key role for fibroblast growth ...

2016
M. M. A. Hakim C. H. de Groot Peter Ashburn

Drain current multiplication in vertical MOSFETs due to body isolation by the drain depletion region and gate-gate charge coupling are investigated at pillar thicknesses in the range 200-10 nm. For pillar thickness > 120 nm depletion isolation does not occur and hence the body contact is found to be completely effective with no multiplication in drain current, whereas for pillar thicknesses < 6...

Journal: :Chiropractic & Osteopathy 2006
Maja Stupar Cynthia K Peterson

BACKGROUND Cervical pillar hyperplasia (CPH) is a recently described phenomenon of unknown etiology and clinical significance. Global assessment of pillar hyperplasia of the cervical spine as a unit has not shown a relationship with degenerative joint disease, but a more sensible explanation of the architectural influence of CPH on cervical spine biomechanics may be segment-specific. OBJECTIV...

Journal: :Chemical communications 2011
Tomoki Ogoshi Kazuki Demachi Keisuke Kitajima Tada-Aki Yamagishi

The first synthesis of a monohydroxy pillar[5]arene has been carried out, by controlling the de-O-methylation of per-methylated pillar[5]arene. Using monohydroxy pillar[5]arene as an intermediate, mono-guest-functionalized pillar[5]arene was prepared. It formed a self-inclusion complex in CDCl(3) whereas in acetone-d(6) dethreading of the guest moiety took place.

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