本文报道了TiO_2/Ag修饰基底材料上吸附分子的表面增强喇曼散射(SERS)光谱研究,通过扫描电镜观察了TiO_2/Ag的表面形貌,研究了Cl~-和激光照射对其SERS光谱的影响.
【正】 秋丰×白玉是二化性秋用品种,适于温度偏高饲育,我场给浙江代繁这对品种已经多年,现将其饲育技术要点总结探讨如下: 1 小蚕期秋丰×白玉饲育温度适温偏高为宜
The evolution of the electron phase orbits based on the multi-photon nonlinear Compton scattering with the high power laser-plasma is discussed by using Kroll-M
Piezoresistive effect of carbon nanotube films was investigated by a three-point bending test.Carbon nanotubes were synthesized by hot filament chemical vapor d
这是一段铭心刻骨的家教经历。儿子在读小学四年级时,非常顽皮:放学不按时归家,作业乱画一通,敷衍塞责,听课常常走神,生活习惯和学习习惯都较差。老师几乎每周都要"召见"家长
A method to control the size of nanoscale silicon grown in thermally annealed hydrogenated amorphous silicon (a-Si : H) films is reported. Using the characteriz
The beams of 980 nm high-power LDs are analyzed, and the reasons that aspect ratio of LD beams is high are explained. It is certified by the test that cylindric
野生状态下,山丹丹茎秆纤细、易倒伏、繁殖速度慢。针对这一问题,本研究以南泥湾野生山丹丹鳞片为材料,利用组织培养技术,建立起无菌系;以快繁继代获得的试管苗小鳞茎和鳞片为材料,以秋水仙碱为诱导剂,采用混培法和浸泡法,考察了秋水仙碱浓度和处理时间对山丹丹试管苗多倍化诱导的影响,具体工作如下:1、山丹丹组培快繁无菌系建立以山丹丹鳞片为材料建立无菌系。采用单因素四水平试验,以6-BA浓度为考察因子。在不同的
<正> 英语动作动词按照他们的词汇特征及其动作持续时间的长短可以分为延续性动作和终止性动词(durative verbs and terminative verbs)。延续性动词所表示的动作或行为本身
我下班回家,看见儿子小洲洲一个人闷坐在椅子上,写字台上乱七八糟地放着他二年级的课本。洲洲的爷爷先发话了:“你的儿子该好好管教了,明明有问题,可说了他也不听。”洲洲不