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全部话题 - 话题: ionic
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h******b
发帖数: 6055
1
来自主题: Programming版 - 再说说react & angular 2
我理解,react native不是网页, 和react不是一个引擎。
比如你加个button,用ionic那就是网页的button, HTML/CSS。
React Native是直接用iOS/Android界面的Button, 跟Native一样。
我放弃React Native主要是因为没能找到主流的chart库,比如Highcharts。 所以他是
一个独立的ecosystem。 当然优点是可以插入objective c, 直接引用native功能。
Ionic是真正的一套代码,全平台。因为他就是一个网站app。
React Native是两套代码,但大部分可以re-use。
x*******i
发帖数: 32
2
来自主题: Biology版 - Protein Precipitates in Phosphate Buffer
Hello There,
We have a protein (pI = 8.9, 10 mg/mL, MW 100 K) precipitated in 10 mM
phosphate buffer (pH around 7) after overnight storage at 4 degree. The
precipitate will be soluble again when warming up solution to room
temperature. Addition of NaCl will prevent precipitation. Other common
buffers are OK not causing precipitate.
Hypothesis is ionic cross-linking. Phosphate ion has intense negative charge
density and working as the cross-linking agent, its multiple negative
charges interact wi... 阅读全帖
l**********1
发帖数: 5204
3
来自主题: Biology版 - Roderick Mackinnon


Patch Clamp founder: Erwin Neher and Bert Sakmann stood on the shoulders of
1963 Nobel Prize in Physiology or Medicine winners:
Hodgkin and Huxley

//www.nobelprize.org/nobel_prizes/medicine/laureates/1963/#
//en.wikipedia.org/wiki/Hodgkin-Huxley_model
details
cited from
//www.kenrico.com/media/bembook/04/04.htm
This chapter describes the voltage clamp device, the experiments of Hodgkin
and Huxley, the mathematical model into which their data were fitted, and
the resulting simula... 阅读全帖

发帖数: 1
4
来自主题: Biology版 - RE: 韩的论文里的蛛丝马迹
It's totally normal that such DNA bands are present on a same Urea-Page. The
band shape could be "smile"- or "cry"-like on the same lane. The reason
lies in the
ionic strength of the loaded sample. The closer the band is to the loading
well, the bigger skewing effect the sample ionic strength makes on the band
shape.
20 years ago, most labs did sequencing in house using Urea-PAGE. Most
seasoned biochemist witnessed such mixed shapes on the same PAGE.
The younger generation scientists may not be... 阅读全帖

发帖数: 1
5
I was a nucleic acid research scientist, but not working on gene editing any
more
. The reason I am involved is to present some basic knowledge on nucleic
acid
research.
{1) I have no comments, but Dr. Chou has mentioned he was able to reproduce
it.
The biggest concern is not addressed by your answer. }
Band shift sometimes can be seen due to sample ionic strength and buffer.
{ 2) DNA band and migration are easily alternated by sample ionic strength
and
buffer.
No, I did not talk about band dist... 阅读全帖
S********o
发帖数: 368
6
来自主题: Chemistry版 - Paper help
Computational Comparison of Tethering Strategies for Amine Functionalised
Ionic Liquids
Elaine M. Mindrup and , William F. Schneider
ACS Symposium Series, Vol. 1030
Ionic Liquids: From Knowledge to Application Chapter 27, pp 419–430
link:http://pubs.acs.org/doi/abs/10.1021/bk-2009-1030.ch027?prevSearch=%255Bauthor%253A%2BMindrup%252C%2BE.%2BM.%255D&searchHistoryKey=
麻烦发到m**********[email protected]
多谢了
s********n
发帖数: 235
7
来自主题: Chemistry版 - Paper help! Thanks a lot!
Title: FAST HIGH-TEMPERATURE PROTON TRANSPORT IN NONSTOICHIOMETRIC MIXED
PEROVSKITES
Author(s): LIANG, KC; DU, Y; NOWICK, AS
Source: SOLID STATE IONICS Volume: 69 Issue: 2 Pages: 117-120
Published: JUL 1994
Title: HIGH-TEMPERATURE PROTONIC CONDUCTION IN MIXED PEROVSKITE CERAMICS
Author(s): LIANG, KC; NOWICK, AS
Conference Information: 6TH EUROPEAN CONF ON SOLID STATE PROTONIC CONDUCTORS
( SSPC-6 ), Date: SEP 06-11, 1992 VILLARD DE LANS FRANCE
Source: SOLID STATE IONICS Volume: 61 Iss
r********r
发帖数: 162
8
来自主题: Chemistry版 - paper help please, thanks
two papers
1.
The bimevox series: A new family of high performances oxide ion conductors
Solid State Ionics, Volumes 40-41, August 1990, Pages 934-937
F. Abraham, J.C. Boivin, G. Mairesse, G. Nowogrocki
2.
Electrochemical characterization of BIMEVOX oxide-ion conductors
Solid State Ionics, Volume 48, Issues 3-4, November 1991, Pages 257-265
T. Iharada, A. Hammouche, J. Fouletier, M. Kleitz, J.C. Boivin, G. Mairesse
U*********[email protected]
thank you very much!
s********n
发帖数: 235
9
来自主题: Chemistry版 - Paper help! Thanks a lot!
Title: THE INCORPORATION AND MIGRATION OF PROTONS IN ND-DOPED BACEO3
Author(s): LIU, JF; NOWICK, AS
Source: SOLID STATE IONICS Volume: 50 Issue: 1-2 Pages: 131-138
Published: JAN 1992
Title: HIGH-TEMPERATURE PROTONIC CONDUCTION IN MIXED PEROVSKITE CERAMICS
Author(s): LIANG, KC; NOWICK, AS
Conference Information: 6TH EUROPEAN CONF ON SOLID STATE PROTONIC CONDUCTORS
( SSPC-6 ), Date: SEP 06-11, 1992 VILLARD DE LANS FRANCE
Source: SOLID STATE IONICS Volume: 61 Issue: 1-3 Pages: 77-81
w********h
发帖数: 12367
10
好奇地查了查,
100年前,MIT共发表6篇sci文章,结果如下,从发被引19次,
1967年至今,仅被引用3次。
作者里面我一个都没听说过。
1. Title: Some properties of lines in space of four dimensions and their
interpretation in the geometry of the circle in space of three dimensions.
Author(s): Moore CLE
Source: AMERICAN JOURNAL OF MATHEMATICS Volume: 33 Pages: 129-152
Published: 1911
Times Cited: 0

2. Title: Heats of formation of some ferro-calcic silicates.
Author(s): Hofman HO, Wen CY
Source: TRANSACTIONS OF THE AMERICAN INSTITUTE OF MINING AND M... 阅读全帖
x*******i
发帖数: 32
11
来自主题: Chemistry版 - Protein Precipitates in Phosphate Buffer
Hello There,
We have a protein (pI = 8.9, 10 mg/mL, MW 100 K) precipitated in 10 mM
phosphate buffer (pH around 7) after overnight storage at 4 degree. The
precipitate will be soluble again when warming up solution to room
temperature. Addition of NaCl will prevent precipitation. Other common
buffers are OK not causing precipitate.
Hypothesis is ionic cross-linking. Phosphate ion has intense negative charge
density and working as the cross-linking agent, its multiple negative
charges interact wi... 阅读全帖
a*********r
发帖数: 14
12
对不起,我还真是给武大化学系留了面子。
莫非你就是其中一件丑事的主角,干嘛一触即发,破口大骂呢?
袁荃做的是还不错,但不意味武大化学系就有多好了。
举例来说,即使袁荃和另外一位新招的楚天特聘教授傅磊相比,也能看出武大化学系在其中有没有猫腻了。
首先补充一点:袁荃的老公叫廖蕾,也是武大物理系新招的楚天特聘教授,可以作为很好的对照体系。
比比三人的publication和经历,就能明显看出水平之比是:
廖蕾>袁荃>傅磊
但从袁荃却没有评上楚天特聘。
廖蕾
http://physics.whu.edu.cn/node/557
1. Y. Z. Long, L. Liao*, X. F. Duan, Z. Y. Fan*, Large-scale Integration of Semiconductor Nanowires for High Performance Flexible Electronics ACS Nano (In press)
2. L. Liao, J. W. Bai, R. Chen, H. L. Zh... 阅读全帖
a*********r
发帖数: 14
13
对不起,我还真是给武大化学系留了面子。
莫非你就是其中一件丑事的主角,干嘛一触即发,破口大骂呢?
袁荃做的是还不错,但不意味武大化学系就有多好了。
举例来说,即使袁荃和另外一位新招的楚天特聘教授傅磊相比,也能看出武大化学系在其中有没有猫腻了。
首先补充一点:袁荃的老公叫廖蕾,也是武大物理系新招的楚天特聘教授,可以作为很好的对照体系。
比比三人的publication和经历,就能明显看出水平之比是:
廖蕾>袁荃>傅磊
但从袁荃却没有评上楚天特聘。
廖蕾
http://physics.whu.edu.cn/node/557
1. Y. Z. Long, L. Liao*, X. F. Duan, Z. Y. Fan*, Large-scale Integration of Semiconductor Nanowires for High Performance Flexible Electronics ACS Nano (In press)
2. L. Liao, J. W. Bai, R. Chen, H. L. Zh... 阅读全帖
s********n
发帖数: 235
14
来自主题: Chemistry版 - Paper help! Thanks!
Title: PLAUSIBLE CONCEPTS NECESSARY AND SUFFICIENT FOR INTERPRETATION OF
CERAMIC GRAIN-BOUNDARY PHENOMENA .1. GRAIN-BOUNDARY CHARACTERISTICS,
STRUCTURE, AND ELECTROSTATIC POTENTIAL
Author(s): KINGERY WD
Source: JOURNAL OF THE AMERICAN CERAMIC SOCIETY Volume: 57 Issue: 1
Pages: 1-8 DOI: 10.1111/j.1151-2916.1974.tb11350.x Published: 1974
Title: PLAUSIBLE CONCEPTS NECESSARY AND SUFFICIENT FOR INTERPRETATION OF
CERAMIC GRAIN-BOUNDARY PHENOMENA-II, SOLUTE SEGREGATION, GRAIN-BOUNDARY
DIFFUSIO... 阅读全帖
o******e
发帖数: 284
15
来自主题: Chemistry版 - 2011 if chemistry
if>1
1 CHEM REV 40.197
2 NAT MATER 32.841
3 CHEM SOC REV 28.760
4 ACCOUNTS CHEM RES 21.640
5 NAT CHEM 20.524
6 ALDRICHIM ACTA 16.091
7 NANO TODAY 15.355
8 ANNU REV PHYS CHEM 14.130
9 ADV MATER 13.877
10 ANGEW CHEM INT EDIT 13.455
11 NANO LETT 13.198
12 COORDIN CHEM REV 12.110
13 SURF SCI REP 11.696
14 ACS NANO 10.774
15 MED RES REV 10.700
16 J PHOTOCH PHOTOBIO C 10.360
17 ADV FUNCT MATER 10.179
... 阅读全帖
a*****g
发帖数: 1320
16
来自主题: Chemistry版 - Honors Chemistry: Help needed!
I can't figure out how to d these problems, I know you are all experts, so
please help me out!
15. A student mixes 85.5 mL of 0.150 M nickel (II) nitrate and 124.4 mL of
0.0888 M sodium hydroxide. (a) Identify the precipitate and give the
molecular, ionic, and net ionic equations. (b) Determine the mass of
precipitate formed, and (c) calculate the concentration of the excess cation
that reacted. (0.512 g, 0.0348 M)
16. When a 0.5250 g sample containing chloride is reacted with silver
nitr... 阅读全帖
l**j
发帖数: 651
17
来自主题: Chemistry版 - 请教个配置缓冲buffer 的问题
pH 差不多
ionic strength可能不一样 不在乎ionic strength的无所谓

50mM
pH3
h****k
发帖数: 182
18
来自主题: Chemistry版 - 请教个配置缓冲buffer 的问题
多谢回答 但是为什么ionic strength 不一样?我都不知道啥是ionic strenth
a***n
发帖数: 148
19
A Postdoctoral Position in Materials Science and Engineering.
This position is part of an Office of Naval Research MURI project that aims
to understand interfaces (especially grain boundaries) and their “phase”
behaviors. The specific research thrusts may involve: thermodynamic
modeling and theory development; and experimental studies of both metals (
grain boundaries in structural alloys) and ceramics (ionic conductivity of
ZrO2 based fuel cell materials). Deep knowledge and/or prior experie... 阅读全帖
a***n
发帖数: 148
20
【 以下文字转载自 Engineering 讨论区 】
发信人: alien (alien), 信区: Engineering
标 题: A Postdoctoral Position in Materials Science and Engineeri
发信站: BBS 未名空间站 (Mon May 9 12:17:28 2011, 美东)
A Postdoctoral Position in Materials Science and Engineering.
This position is part of an Office of Naval Research MURI project that aims
to understand interfaces (especially grain boundaries) and their “phase”
behaviors. The specific research thrusts may involve: thermodynamic
modeling and theory development; and experim... 阅读全帖
a***n
发帖数: 148
21
【 以下文字转载自 Engineering 讨论区 】
发信人: alien (alien), 信区: Engineering
标 题: A Postdoctoral Position in Materials Science and Engineeri
发信站: BBS 未名空间站 (Mon May 9 12:17:28 2011, 美东)
A Postdoctoral Position in Materials Science and Engineering.
This position is part of an Office of Naval Research MURI project that aims
to understand interfaces (especially grain boundaries) and their “phase”
behaviors. The specific research thrusts may involve: thermodynamic
modeling and theory development; and experim... 阅读全帖
a***n
发帖数: 148
22
【 以下文字转载自 Engineering 讨论区 】
发信人: alien (alien), 信区: Engineering
标 题: A Postdoctoral Position in Materials Science and Engineeri
发信站: BBS 未名空间站 (Mon May 9 12:17:28 2011, 美东)
A Postdoctoral Position in Materials Science and Engineering.
This position is part of an Office of Naval Research MURI project that aims
to understand interfaces (especially grain boundaries) and their “phase”
behaviors. The specific research thrusts may involve: thermodynamic
modeling and theory development; and experim... 阅读全帖
m**r
发帖数: 60
23
来自主题: MobileDevelopment版 - 请教cross platform的开发平台
我也是初学。在用ionic。主要是ionic基于angularjs,以前做过一些 angularjs的项
目,有一点基础。
这些跨平台的都是用的webview,后端web api, 和web开发很接近。到目前为止感觉还
可以。我正在开发的东西本身需要和服务器数据交流很多,而且前端有javascript图形
模块,所以选用web app。
前几天看了一下android tutorial,我也不大明白native平台的好处。可能快一点,如
果没有很多服务器的数据交流?动画效果比html5的强?
w*******y
发帖数: 60932
24
Sedu Pro Ionic Ceramic Tourmaline Flat Iron:
http://www.folica.com/tools/flat-irons/sedu-pro-ionic-ceramic-t
(1") with free heat proof pouch and free shipping. Originally $150.
Use code FINALLYFALL for $25 off
Rated the Best Hair Straightener on the market and preferred by top hair
stylists around the world, Sedu flat iron straightens, smoothes and tames
frizzy or rebellious hair for long-lasting results. Sedu's patented ultra-
smooth ceramic/tourmaline plates guarantee smooth straightening m... 阅读全帖
w****j
发帖数: 5581
25
来自主题: History版 - 努米底亚事务略 - 58
战争不是历史的全部,Juba II时代的整个北非的农业和商业也值得一提。在古罗马时
代,北非的土地肥沃,为罗马提供了大量的谷物。到Nero时代,一年中整个北非运送到
罗马的粮食,可以满足罗马8个月的需求。Mauretania的渔业也很发达,鱼叉就常出现
在Juba II铸造的钱币图案里。渔业的副产品鱼酱(garum)和紫色染料(贵族颜色,这
是从海螺里面提取的)源源不断地输向罗马。Pliny曾经仔细地描述来自Mauretania的
染料工业。Juba II在沿海的岛屿上建立了很多染坊,而产品则被称为Gaetulian
Purple,相对于同产自北非但更古老的迦太基紫(Carthagian Purple)。在岛上建染坊
,一方面是原料运输方便,另一方面也是让染料的气味不要飘到城市中去。这些产品在
Augustus时代在罗马相当受欢迎,Pliny因此称这些岛屿为紫色群岛(Purple Islands
)。
北非也出产橄榄和橄榄油,产地主要在Numidia和Mauretania交界的地区。Juba II在位
期间把橄榄树向西部引种。Strabo对Mauretania的葡萄酒评价很高,但总的说... 阅读全帖
R*****d
发帖数: 1148
26
来自主题: History版 - [合集] 努米底亚事务略 - 58
☆─────────────────────────────────────☆
whctmj (马甲) 于 (Thu May 5 03:05:25 2011, 美东) 提到:
战争不是历史的全部,Juba II时代的整个北非的农业和商业也值得一提。在古罗马时
代,北非的土地肥沃,为罗马提供了大量的谷物。到Nero时代,一年中整个北非运送到
罗马的粮食,可以满足罗马8个月的需求。Mauretania的渔业也很发达,鱼叉就常出现
在Juba II铸造的钱币图案里。渔业的副产品鱼酱(garum)和紫色染料(贵族颜色,这
是从海螺里面提取的)源源不断地输向罗马。Pliny曾经仔细地描述来自Mauretania的
染料工业。Juba II在沿海的岛屿上建立了很多染坊,而产品则被称为Gaetulian
Purple,以区别于同产自北非但更古老的迦太基紫(Carthagian Purple)。在岛上建染坊
,一方面是原料运输方便,另一方面也是让染料的气味不要飘到城市中去。这些产品在
Augustus时代在罗马相当受欢迎,Pliny因此称这些岛屿为紫色群岛(Purple Islands
)... 阅读全帖
w****j
发帖数: 5581
27
来自主题: History版 - 从城邦到帝国 - 10
罗马在这个时期的兵制是全民皆兵,所有有完整公民权的人都有兵役义务。罗马公民在
法律上的全称叫做Populus Romanus et Quirites(有时候用的是Quiritium,这个指的
是公民个人与community概念相对应,而ius Quiritium就是罗马的公民权了,ius =
right)。如果对前面关于Sabines的叙述还有一些印象的话,Quirites的词源是quiris
,意思是长矛,和Sabines居住的Quirinal山的名字来源是一致的。这也就证明了罗马
公民的军事义务。在战争中,骑兵(celeres,这个词的本意是swift,快。所以尽管有
的历史学家比如Dionysius主张celeres其实本来是步兵,这种观点不是很流行)或者是
战车(chariot)一般来说由贵族(patricians)充当。在罗马传说体系里,罗马的建
城者,第一位王Romulus的卫队称为Celeres,大概300-500人组成,而且是常备的。随
着罗马势力的扩大,战争规模越来越大,骑兵的规模也随之增大,骑兵的征兵范围也从
patricians扩大到了平民plebeians,由于... 阅读全帖
w****j
发帖数: 5581
28
来自主题: History版 - 也谈希腊神庙
你这也太扯了,古典建筑如果你要是不懂不能找个学建筑的问一下?找不到学建筑的不
能google一下?柱式,也就是所谓classic order,一共5种,来自希腊的Doric, Ionic
和稍后的Corinthian,加上罗马人把Doric order简化后的Tuscan order和比
Corinthian装饰还多的Composite order。Greek orders都是起源于希腊的,这就是为
什么叫Greek orders的原因。这三种柱子的名字的来源你是不是clueless啊?不然也说
不出这种话来。 BTW,这可不是是个柱子就行的,三种Greek orders在建筑学里面都有
明确定义的。古希腊之前不是没有柱子这种建筑结构,但是具体到Greek orders,你给
个比古希腊更早的例子啊?你要是想挑战常识,起码得拿出过硬的证据好不好?
w****j
发帖数: 5581
29
来自主题: History版 - 古典柱式
不对,事实上,如果按照你后面给的图和文字为准的话,埃及柱式上面都有一截方柱。
希腊柱式的fluting fillet,如果看截面的话,是表面半圆形的凹槽。你这个速写很不
清楚,不知是哪里的柱子。如果是你头一张图里面莲花苞柱子,那么就是半圆形(看起
来应该是小于半圆的弧面)的凸起。两者是完全不同的风格。
Echinus对于Doric order而言就是从方形柱顶向下过度到圆形柱身那一部分。对于
Ionic order而言,从方形柱顶到圆形柱身之间那部分叫做Volute。Corinthina order
的capital另有说法。把echinus用于所有希腊柱式是我的不对。不过希腊柱式的
capital和埃及柱式的区别很大。这个你同意否?
w****j
发帖数: 5581
30
来自主题: History版 - 古典柱式
Fluting fillet,echinus,volute都在埃及柱子上出现过?别说埃及到希腊柱子了。
Doric order和Ionic order之间都没过渡。柱头明显没有什么关联。
w****j
发帖数: 5581
31
来自主题: History版 - 希腊建筑的历史传承
今天去书市淘到本旧书,前纽约大都会博物馆馆长Richter的A Handbook of Greece
Art。铜板印刷,纸张很精美,大量的图片。唯一缺憾的是所有的图片都是黑白的。才
花了3块钱,乐坏了。
闲话少说,前一阵争论希腊建筑来着,这里给出一个权威人士的说法。以下抄书:
It may be asked what was the origin of the Greek temple? It is apparent that
here, as in other forms of Greek art, the Greeks learned and borrowed from
their predecessors. The ground plan was evidently derived from the megaron
of the Mycenaean house, a rectangular hall with a frontal porch supported by
columns. In Egypt the Greeks could see magnificent temple... 阅读全帖
G*****n
发帖数: 3863
32
来自主题: Military版 - 看来中国百姓抢NaCI,还真对了~
“Sodium chloride, also known as salt, common salt, table salt, or halite,
is an ionic compound with the formula NaCl.”
p********1
发帖数: 2785
33
来自主题: Military版 - ZT: I don't believe her story
这是Amazon上Lin的评论。存在这里做个纪念:
As a Chinese, I lived through that period of time in China. I have similar
family and educational background as hers and suffered during Culture
Revolution as a child. I think her experiences in China mostly, if not all,
are fabricated, imagined, overly exaggerated or deliberately miss leading.
If one just read the media reports about her book, he/she may think that
media might just pick the sensational parts of the book and exaggerated a
little bit to help her to sell ... 阅读全帖
t****v
发帖数: 9235
34
神庙都那么烂,昏暗,密密麻麻柱子,跨间狭小,普通人住所的岂不是更烂
希腊建筑里用的最多柱式Ionic order,不是来自于小亚细亚今天土耳其Ionia么
z******o
发帖数: 3073
35
来自主题: Military版 - 来看看美国的未来(套图)
看到建筑facade面上的ionic column,这个国家真是把自己当新罗马帝国的
w********2
发帖数: 632
36
来自主题: Military版 - 我来说两句谢晓亮
我的意思是raman和ir都是分子振动这一级别的,nmr是原子核自转一级别的,别歪曲。
Comparison of Raman and IR Spectroscopy
By
Dr. Mehboob Peeran
Reviewed By
Dr. K.G. Srinivasamurthy
Mutual exclusion principle
In a molecule with a center of symmetry it is seen that vibrations that are
Raman active are IR inactive and vice-versa, this is called the Principle of
mutual exclusion (eg, as in CO2 see details in the end). In molecules with
different elements of symmetry, certain bands may be active in IR, Raman,
both or neither. For a compl... 阅读全帖
s*****m
发帖数: 157
37
来自主题: USANews版 - 何马史师- O8篇
The Idiossey
The Not-Really-That-Epic Poem of Obamacles
(with Apologies to Homer)
Book the First: A question for the Muse
Speak to me, O Muse, of this resourceful man
who strides so boldly upon the golden shrine at Invescos,
Between Ionic plywood columns, to the kleig light altar.
Fair Obamacles, favored of the gods, ascends to Olympus
Amidst lusty tributes and the strumming lyres of Media;
Their mounted skyboxes echo with the singing of his name
While Olbermos and Mattheus in their greasy togas
c**********1
发帖数: 904
38
我想买一个汽车用12V 的 ozone generator 臭氧发生器,放在车里除塑料异味
但是有臭氧时人不能呆在车里,又不能把车钥匙长时间留在车里。
请问怎么把电路改改,让一个电源有电?
臭氧发生器连接
http://www.amazon.com/Wagan-EL2022-Ionic-Air-Purifier/dp/B0009P
h******x
发帖数: 10156
39
来自主题: ebiz版 - Sears Black Friday 2010 ad
from blackfday.com
http://www.blackfday.com/blackfday-sears.pdf
2-pk. Auto Travel Bottles $6.99
Amor All Gift Kit $11.99
Brake Service (must present coupon from ad) 15% off
Cobra 9-Band Radar Detector w/ Laser Eye $29.99 EB
Comfort Cushion $15.99
Craftsman Digital Air Gauge $14.99
DieHard 12-ft. Booster Cable $14.99
DieHard Battery Charger $39.99
DieHard Battery Charger/Maintainer $19.99
DieHard Dual-rate Battery Charger $29.99
DieHard Portable Power 750 $39.99
DieHard Wheeled Battery Charger / ... 阅读全帖
u***n
发帖数: 10554
40
http://www.cvs.com/CVSApp/promoContent/promoLandingTemplate.jsp
*Offer available online only. Valid one time only on 12/3/11 or 12/4/11. Offer expires on 12/4/11 at 11:59 PM ET. Offer available only to customers who are signed in to their CVS.com account. Offer may only be redeemed once per customer. To receive the 30% off friends and family discount, enter coupon code friend30 at Checkout. These products are not discounted: Alli, Baby Food and Formula, Belli, Better Body Solutions, Bodi Rocker,... 阅读全帖
l***d
发帖数: 1798
41
FOR IMMEDIATE RELEASE
National Academy of Engineering Elects 66 Members and 10 Foreign Associates
WASHINGTON — The National Academy of Engineering (NAE) has elected 66 new m
embers and 10 foreign associates, announced NAE President Charles M. Vest to
day. This brings the total U.S. membership to 2,254 and the number of forei
gn associates to 206.
Election to the National Academy of Engineering is among the highest profess
ional distinctions accorded to an engineer. Academy membership honors th... 阅读全帖
x*******6
发帖数: 994
42
来自主题: Faculty版 - 请教:碳黑dispersion
不知发此版是否合适。
现在在做碳黑分散在水或有机溶剂中,准备先对碳黑作酸处理,然后加分散剂, 考虑
用non-ionic surfactant, Triton X100. 当分散剂加到一定剂量, 如 2 wt% 以上时
(比如2 wt%, 2.5 wt% 和3.0 wt%),suspension 放很长时间不再sediment. 但不知
如何表征2 wt%, 2.5 wt% 和3.0 wt%之间的差别, 也可能溶液太黑,分辨不出具体差
别。另一问题是,怎样分析上述溶液的溶解度, 也就是分析碳黑在溶液中可分散的最
大量。 本人没有表面化学,有机和高分子的背景,希望大牛给点解释,并推荐分析方
法或文献。 多谢。
q******g
发帖数: 390
43
Abergel, Rebecca J., Lawrence Berkeley National Laboratory, Berkeley, CA, “
Harnessing f㎡rbital Bonding through Precision Antenna Ligand Design for
Actinide Complexation,” selected by the Office of Basic Energy Sciences.
Braley, Jenifer C., Colorado School of Mines, Golden, CO, “Actinide N〥onor
Thermodynamics: Expanding the f〦lement Covalency Dialogue,” selected by
the Office of Basic Energy Sciences.
Cerfon, Antoine J., New York University, New York, NY, “High Performance
Equilibrium Solvers fo... 阅读全帖
m********e
发帖数: 5088
44
来自主题: Faculty版 - ME的star
一看标题ME,再看soft matter, stretchable ionics,都不用开连接就知道是suo的学
生。
y*******g
发帖数: 1457
45
来自主题: FleaMarket版 - 【出售】.REVLON DRYER $10
$10
邮费根据你要求另加
二手交易风险自负!请自行验证是否合法和一手卡!:
我想卖的物品:
REVLON RVDR5036 BLACK FULL SIZE IONIC DRYER 3 HEAT 2 SPEED
可接受价格(必须明码标价!):
$10
物品新旧要求:
uesd,like new
邮寄方式要求:
你决定
买卖双方谁承担邮寄损失(Required if not code only):
付款方式说明:
paypal
其他补充说明:
moving sale
广告的有效期:
6月27日
物品来源(Required for All Cards!):
walmart
我的联系方式:
PM
Warranty期限:
能否证明是合法的一手卡?(Required for All Cards!):
state and zip:
Pa 18XXX
n********e
发帖数: 41
46
来自主题: JobHunting版 - Leetcode的系统真是弱爆了
楼主 看到 你 isDiffByOne 函数就知道你必然要超时
Leetcode免费给你用 就别挑剔了。凡事要先从自身找问题
你那个测试不是大数据
真正的大数据在这里:
start = "nanny";
end = "aloud";
String[] d = {"ricky","grind","cubic","panic","lover","farce","gofer
","sales","flint","omens","lipid","briny","cloth","anted","slime","oaten","
harsh","touts","stoop","cabal","lazed","elton","skunk","nicer","pesky","
kusch","bused","kinda","tunis","enjoy","aches","prowl","babar","rooms","
burst","slush","pines","urine","pinky","bayed","mania","light","flare","
wares","wom... 阅读全帖
n******a
发帖数: 114
47
You can consider Ionic framework. For simple frontend, it can minimize the
work to develop on multiple platforms.


: PS:业余时间开发,手机端界面没有优化,目前主要考虑桌面用户。

s********n
发帖数: 235
48
来自主题: JobMarket版 - Postdoc position available
A Research Associate position is available for the investigation of novel
materials for polymer membrane fuel cells and further optimisation of the
fuel cell performance.
The successful candidate will have or about to obtain a PhD in a relevant
area of chemistry or materials science. Applicants with demonstrated
experiences in synthesis of ion exchange or ionic conducting polymer
membranes, particularly anion exchange membranes are welcome. Some basic
knowledge in fuel cells or electrochemistry,
a******t
发帖数: 2944
49
来自主题: Living版 - 谁能推荐个好的air purifier么?
I like the sharper Image's Ionic Breeze. It works without
noise and does not need filter replacements.
There have been lawsuits and complaints against this
product so you should do some reading and find out if this
is for you.
d***y
发帖数: 844
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