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The XXV International Conference on Raman Spectroscopy (ICORS2016)
Raman spectroscopy scientific exchange
2016/7/21
The XXV International Conference on Raman Spectroscopy (ICORS2016) aims to bring together experts from different fields to discuss the frontiers of Raman spectroscopy. The Conference will provide an e...
We study Raman scattering in active media placed in proximity of different types of metal nanostructures, at wavelengths that display either Fabry-Perot or plasmonic resonances, or a combination of bo...
Morphological Effects on Surface-Enhanced Raman Scattering from Silver Butterfly Wing Scales Synthesized via Photoreduction
Morphological Effects Surface-Enhanced Raman Scattering Silver Butterfly Wing Scales Synthesized via Photoreduction
2014/5/28
Through a simple room-temperature photoreduction process, this letter conformally replicates 3D submicrometer structures of wing scales from two butterfly species into Ag to generate practical surface...
Observation of second-order hyper-Raman generation in LiNbO3 whispering-gallery mode disk resonators
Observation second-order hyper-Raman generation LiNbO3 whispering-gallery mode disk resonators
2011/8/4
Abstract: In this manuscript we report experimental demonstration of nonlinear frequency conversion at several optical frequencies in a whispering-gallery mode resonator (WGMR). Due to the enhancement...
Adaptation of a commercial Raman spectrometer for multiline and broadband laser operation
commercial Raman spectrometer multiline and broadband laser operation single monochromator systems single laser line Raman spectrometer
2011/8/16
Abstract: A commercial single laser line Raman spectrometer is modified to accommodate multiline and tunable dye lasers, thus combining the high sensitivity of such single monochromator systems with b...
Morphological Effects on Surface-Enhanced Raman Scattering from Silver Butterfly Wing Scales Synthesized via Photoreduction
Morphological Effects Surface-Enhanced Raman Scattering Silver Butterfly Wing Scales Synthesized Photoreduction
2014/5/28
Through a simple room-temperature photoreduction process, this letter conformally replicates 3D submicrometer structures of wing scales from two butterfly species into Ag to generate practical surface...
High-pressure Raman studies and heat capacity measurements on the MgSiO3 analogue CaIr0.5Pt0.5O3
High-pressure Raman studies heat capacity measurements MgSiO3 analogue CaIr0.5Pt0.5O3
2014/5/20
High-quality polycrystalline samples of CaIr1-xPtxO3 (x = 0.3, 0.5, 0.7) and CaIr0.5Rh0.5O3 have been obtained at a pressure of 15 GPa, and high-pressure Raman studies on CaIr0.5Pt0.5O3 and room-press...
Raman Spectroscopy Study of Annealing-Induced Effects on Graphene Prepared by Micromechanical Exfoliation
Graphene Raman spectroscopy Thermal annealing
2010/11/22
Since its isolation from graphite,1 graphene has drawn a lot of experimental and theoretical research. These efforts have been mostly in pursuit of various applications such as electronics,2 sensors,3...
Effect of oxygen plasma etching on graphene studied with Raman spectroscopy and electronic transport
Effect of oxygen plasma Raman spectroscopy electronic transport
2010/11/17
We report a study of graphene and graphene field effect devices after exposure to a series of short pulses of oxygen plasma. We present data from Raman spectroscopy, back-gated field-effect and magnet...
Raman and optical characterization of multilayer turbostratic graphene grown via chemical vapor deposition
Raman optical characterization chemical vapor deposition
2010/11/19
We synthesize large-area graphene via atmospheric-pressure (AP) chemical vapor deposition
(CVD) on copper, and transfer to SiO2 wafers. In contrast to low-pressure (LP) CVD on copper,
optical contra...
天然与高温高压合成金刚石的RAMAN与PL光谱研究
金刚石 Raman光谱 PL 高温高压
2010/2/2
天然、Fe-C(H)系及Ni-C系高温高压合成金刚石的晶体形态、Raman光谱及PL谱研究结果表明:Fe-C(H)系高温高压合成金刚石多为类似于天然金刚石的八面体形态,Ni-C系高温高压合成金刚石的晶体形态多为六八面体;天然金刚石的品级最佳、所含缺陷最少,Fe-C(H)系高温高压合成金刚石次之,Ni-C系高温高压合成金刚石品级最差、所含缺陷最多;金刚石在形成过程中,除结晶生长过程外,还应该存在“排...
在室温条件下,以溴乙烷为单体、氢气为载气,用13.56 MHz射频等离子体化学气相淀积方法(RF-PECVD)在硅片衬底上生长了掺溴非晶碳氢薄膜(a-C∶Br∶H)。通过对其进行Raman光谱分析,研究了工作气压对薄膜结构的影响。结果显示:随着气体工作压力从20 Pa下降至5 Pa, 样品D峰强度增强,ID/IG值逐步由1.18增加至1.36,G峰的位置向高频轻微移动;与此同时,薄膜生长方式逐步转...
不同煤级煤的Raman谱特征及与XRD结构参数的关系
拉曼光谱 XRD 煤结构参数
2009/10/30
11种Cdaf在57.58%~94.01%的不同变质程度煤的拉曼光谱实验表明不同变质程度煤的拉曼光谱一级模都存在两个明显的振动峰,分别为较为宽缓的D峰(1 340~1 380 cm-1)和相对较为尖锐的G峰(1 580~1 600 cm-1)。将800~1 800 cm-1范围的谱图拟合为两个洛仑兹峰,每个峰的峰位置,峰强度以及半峰宽等拉曼参数与碳含量的相关关系分析结果显示:D峰位置和G峰位置随碳...