
[物][分化] 光電子能譜法;電光子分光光譜
Analyzed were the characteristics of interface of both ZnO varistor and pure ZnO ceramic by X-ray photoelectron spectroscopy (XPS).
采用X射線光電子能譜(XPS)對比分析純氧化鋅陶瓷和氧化鋅壓敏電阻的界面特性。
Xray photoelectron spectroscopy(XPS)is one of the most powerful and useful tool for chemical composition analysis on both wood and fiber surfaces.
表面光電子能譜分析是固體木材及纖維表面化學組成分析最有效及最靈敏的工具之一。
With the technique of x-ray photoelectron spectroscopy(XPS) surface chemistry and adsorption mechanism of calcite from the laterite in Guizhou have been stu***d.
應用X射線光電子譜(XPS)技術,研究了貴州岩溶地區紅土中方解石及氧化鐵礦物表面化學特征及吸附機理。
The surface of Ni-Cr alloy after bacterial corrosion was examined with X-ray photoelectron spectroscopy(XPS) to find out different element contents.
運用X-射線光電子能譜技術(XPS),分析鎳鉻合金在電化學腐蝕後表面元素成分的變化。
X-ray diffraction(XRD), Atom force microscopy(AFM), X-ray photoelectron spectroscopy (XPS) and Current-Voltage(I-V) were adopted to characterize ZnO thin films.
用X射線衍射(XRD)、 原子力顯微鏡(AFM)、光電子能譜(XPS)和電流—電壓(I-V)測試方法對生長的薄膜進行了表征。
X-ray photoelectron spectroscopy(XPS) and other surface analytical techniques were used to study the surface characteristics for three kinds of hydrated calcium silicates of different crystallinities.
本文運用X光電子能譜法(XPS法)及其它表面分析方法,對三種結晶程度不同的水化矽酸鈣的表面特性進行了研究。
Then, the films were characterized with X ray photoelectron spectroscopy(XPS), X ray diffraction(XRD), ultraviolet visible light absorption spectroscopy, and atomic force microscopy(AFM).
用X光電子能譜、X射線衍射、紫外可見吸收光譜、原子力顯微鏡等手段對制備的薄膜進行了表征。
Surface properties of PVC were characterized by the contact angle, surface tension, X-ray photoelectron spectroscopy(XPS) and electron spin resonance(ESR).
等離子體改性前後PVC的表面特性通過接觸角、表面張力、X-光電子能譜(XPS)、電子自旋共振(ESR)表征。
Three types of PAN - based and two types of rayon-based carbon fibers manufactured at home and abroad were analysed by X-ray photoelectron spectroscopy (XPS).
用互光電子能譜儀分析了日本、美國、前蘇聯和我國上海、吉林廠家生産的三種PAN基、兩種粘膠基碳纖維的表面結構。
X-ray diffraction (XRD) and X-ray Photoelectron Spectroscopy (XPS) were used to analyze the material phase and the chemical structure on the surface of unbonded and bonded soil samples.
應用X射線衍射(XRD)及X射線光電子能譜(XPS)對土壤施用土壤粘合劑前後的物相及表面化學結構進行分析;
The adsorption behave of TATB in the two-component polymer solution of AS and F2314 have been explored by means of Gel Permeation Chromatography(GPC) and X-ray Photoelectron Spectroscopy (XPS).
采用凝膠滲透色譜(GPC)和X射線光電子能譜(XPS)研究了TATB炸藥在AS/F2314兩種組分的聚合物混合溶液的吸附行為。
So, let's start with talking about photoelectron spectroscopy.
那麼,我們開始講光電子能譜。
Intra molecule charge transfer is stu***d by changing the X ray power during X ray photoelectron spectroscopy experiment.
用光電子譜研究了X光輻照下酞菁銅分子内的電荷轉移情況。
Both infrared spectroscopy (IR) and x-ray photoelectron spectroscopy (XPS) show that carboxylic acid groups have been introduced onto the carbon black surface.
紅外光譜及X光電子能譜表明,臭氧氧化在碳黑表面引進了羧基基團。
Since that time, PES we've been able to actually measure these bond strengths by PES, photoelectron spectroscopy.
自從那時,我們就能夠用,測量鍵的強度,光電子能譜。
What we're going to start with is discussing photoelectron spectroscopy, which is a spectroscopy technique that will give us some information about energy levels in multielectron atoms.
首先,我們将讨論,光電子能譜,通過這種技術,我們能夠得到多電子原子的能級信息。
X-ray photoelectron spectroscopy and X-ray diffraction were used to analyze the chemical structure of the DLC films containing Ti.
通過X射線光電子能譜及X射線衍射表征了薄膜的化學結構。
X-ray photoelectron spectroscopy (XPS) indicated that the higher reaction activity of alkyl halide, the more alkyl substitution degree on hydroxyl group of chitosan.
對烷基化殼聚糖進行X射線光電子能譜分析表明,隨着鹵代烷試劑反應活性的增高,發生在殼聚糖羟基上的烷基取代反應增多。
The background of X ray Photoelectron spectroscopy (XPS) spectrum, which was often neglected in the past, may provide valuable information on surface morphology and depth profile.
光電子譜中的背景信號包含樣品的信息,但過去往往被忽略。
The prepared product was characterized by X-ray diffraction(XRD), scanning electron microscopy(SEM), transmission electron microscope(TEM) and X-ray photoelectron spectroscopy(XPS).
利用X射線衍射(XRD)、掃描電鏡(SEM)、透射電鏡(TEM)和X射線光電子能譜(XPS)對制備的産品進行了表征。
The effectiveness of coating boron particles coated with HTPB was characterized by using FT-IR, X-ray photoelectron spectroscopy and transmission electron microscope.
經過紅外光譜、X-光電子能譜、透射電鏡等對包覆效果進行了表征。
The X-ray photoelectron spectroscopy (XPS) results indicated the presence of less than 0.1% of iron atoms at the nanoparticles surface.
X(射線光電子分光鏡檢查(XPS)結果表明,存在于納米顆粒表面的鐵原子不到0.1%。
XRD(X- Ray Diffraction) and XPS(X-Ray Photoelectron Spectroscopy) indicated that the inner core was metallic silver.
X射線衍射和光電子能譜分析表明,内核為單質銀。
The coating phase structure and chemical composition were analyzed by X-ray Diffraction (XRD) and X-ray Photoelectron Spectroscopy (XPS) respectively;
利用X射線衍射儀、X射線光電子能譜儀(XPS)對塗層的相結構及塗層的化學成分進行了分析和讨論;
Through analyzing experimental results of X ray photoelectron spectroscopy (XPS), it is found that there exists neither strong hydrogen bond nor outstanding acid base interaction at these interfaces;
通過對實驗結果分析,認為在該界面上不可能存在着強氫鍵和明顯的酸堿作用;
There are four surface state bands in the gap. Among them, two occupied surface state bands have been confirmed by valence band spectra of synchrotron radiation photoelectron spectroscopy.
在帶隙附近存在四個表面态帶,其中的兩個占有表面态帶已由價帶的同步輻射光電子能譜實驗得到證實。
Based on the study of X-ray photoelectron spectroscopy of lead glass, it is found that the binding energy peaks of oxygen and silicon slightly shifted after implantation.
通過對鉛玻璃和石英玻璃的X射線光電子能譜的詳細研究,發現硼離子注入後氧和矽的結合能峰稍有位移。
Scientists in Germany used X-ray photoelectron spectroscopy to get a detailed image of the surface of a treated tooth.
德國的科學家利用X射線光電光譜得到了牙齒在氟化物處理後的表面細節圖像。
光電子能譜(Photoelectron Spectroscopy,簡稱PES)是一種通過分析物質表面被激發出的光電子能量分布,來研究材料元素組成、化學狀态及電子結構的技術。以下是詳細解釋:
1. 基本原理
當高能光子(如X射線或紫外線)照射材料表面時,光子能量被電子吸收,若能量高于電子結合能,電子會脫離原子成為光電子。通過測量這些光電子的動能,可推算其結合能,公式為:
$$
E{text{結合能}} = h
u - E{text{動能}} - Phi
$$
其中,( h
u )為入射光子能量,( Phi )為儀器功函數。
2. 主要類型
3. 應用領域
4. 技術優勢與局限
補充說明
光電子能譜常與電子能譜(如AES)聯用,進一步擴展分析維度。若需具體儀器參數或實驗案例,可參考文獻數據庫或專業光譜學手冊。
詞性: 名詞
發音: /ˌfəʊtəʊɪˈlɛktrɒn/ /spɛkˈtrɒskəpi/
定義: 光電子光譜學是一種用于分析材料表面分子組成和化學鍵結構的技術。它利用激光或電子束來激發材料表面的分子,從而将其轉化為電子。這些電子被收集并分析,從而确定分子結構和成分。
用法: Photoelectron spectroscopy is a powerful tool for analyzing the chemical composition and structure of surfaces.
解釋: 光電子光譜學可以分析固體表面、液體表面和氣體分子的表面組成和内部結構。它主要有兩種類型:X射線光電子光譜和紫外光電子光譜。X射線光電子光譜可以用于分析固體表面的化學成分和化學鍵結構,而紫外光電子光譜則可以用于分析氣體分子中的原子和分子結構。
近義詞: 光電子發射光譜學
反義詞: 無
例句:
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