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Studies of Crystalline Aggregates of Pheophorbide and Bacteriopheophorbide by Electro-Absorption (Stark Effect) Spectroscopy and Powder X-ray Diffraction
GYROTRON 2ND HARMONIC SUBMILLIMETER WAVE
2016/5/23
Absorption and electro-absorption (Stark effect) spectra of polycrystalline and lyophillized samples of pheophorbides and bacteriopheophorbides have been measured in order to obtain information on the...
MINERALOGICAL ABUNDANCES AS DETERMINED BY X-RAY DIFFRACTION IN SELECT SAMPLES OF THE UPPER FLORIDA AQUIFER
MINERALOGICAL ABUNDANCES X-RAY DIFFRACTION FLORIDA AQUIFER
2011/11/11
Analysis of 53 bulk powders derived from various rocks of the Upper Floridan Aquifer reveal calcite, dolomite/ankerite, quartz, apatite, and smectite to be the dominant minerals, with the clay and apa...
TRACE ELEMENT DETERMINATIONS COMPARED WITH X-RAY DIFFRACTION RESULTS OF BROWN CLAY IN THE CENTRAL PACIFIC
BROWN CLAY X-RAY DIFFRACTION THE CENTRAL PACIFIC
2011/11/8
Prior to DSDP Leg 17, no sites drilled in the central Pacific had continuously cored a thick section of pelagic brown clay. On Leg 6 several sites were drilled through brown clay, but poor recovery du...
Synchrotron powder X-ray diffraction study of the structure and dehydration behavior of sepiolite and palygorskite
X-ray diffraction sepiolite palygorskite
2011/11/4
Real-time, temperature-resolved synchrotron powder X-ray diffraction data and Rietveld refinements provide unprecedented insights into mineral behaviors and mechanisms of crystal structure transformat...
Identification of Iron Rusts on Rail by X-Ray Diffraction and Vibrational Analysis
Corrugation Rail Railway Raman Scattering Submarine Tunnel Vibrational Spectroscopy X-Ray Diffraction (XRD)
2011/12/16
A periodical unevenness of the running surface of rails is formed on ascending slope of submarine railway tunnel. One of the causes has been concluded due to the combination of a low friction and whee...
X-Ray Diffraction Study of Particulate Tannery Waste Solidified in Cement
Chromium Clay Smectite Solidification/Stabilization Tannery Waste X-Ray Diffraction (XRD)
2011/12/21
The leather industry creates a large quantity of organic and inorganic waste containing chromium. This research examines stabilization of particulate tannery waste in type II Portland cement. Several ...
Phase diagram of charge order in La1.8-xEu0.2SrxCuO4 from resonant soft x-ray diffraction
Phase diagram of charge order resonant soft x-ray diffraction
2010/11/25
Resonant soft x-ray scattering experiments with photon energies near the O K and the Cu L3
edge on the system La1.8−xEu0.2SrxCuO4 for 0.1 x 0.15 are presented. A phase diagram
for stripe-l...
Strain determination in the Si channel above a single SiGe island inside a field effect transistor using nanobeam x-ray diffraction
Strain determination Si channel field effect transistor
2010/11/24
SiGe islands are used to induce tensile strain in the Si channel of Field E ect Transistors to achieve larger transconductance and higher current driveabilities. We report on x-ray di raction experime...
X-ray diffraction enhanced imaging study of intraocular tumors in human beings
diffraction enhanced imaging (DEI) intraocular malignant tumor synchrotron radiation X-ray phase-contrast imaging (XPCI) X-ray absorption contrast imaging (XACI)
2010/1/18
Diffraction enhanced imaging (DEI) with edge enhancement is suitable for the observation of weakly absorbing objects. The potential ability of the DEI was explored for displaying the microanatomy and ...
X-ray Diffraction of Cotton Treated with Neutralized Vegetable Oil-based Macromolecular Crosslinkers
Maleinized soybean oil (MSO) X-ray diffraction dimethyloldihydroxyethyleneurea (DMDHEU)
2010/9/20
Maleinized soybean oil (MSO) has been investigated as a flexible, macromolecular crosslinker for cotton fabrics. The ability of MSO to penetrate crystalline cellulose and crosslink aligned cellulose c...
X-ray diffraction studies of NiTi shape memory alloys
X-ray phase analysis Metallic alloys Heat treatment
2009/12/1
Purpose: The purpose of this paper is to present the results of the investigations of phase transitions of TiNiCo
and Ni-rich NiTi shape memory alloys designed for medical applications.
Design/meth...
X-ray diffraction microscopy peers into tiny cells（图）
X-ray diffraction microscopy tiny cells
2009/11/24
Two independent groups of physicists have found a new way to get high-definition glimpses of the innards of living cells. The technique uses X-ray diffraction microscopy on cells frozen below –170 °C,...
Brazilian gutta-percha points: Part I: chemical composition and X-ray diffraction analysis
Gutta-percha Electron probe microanalysis X-ray diffraction
2009/10/20
Eight nonstandardized gutta-percha points commercially available in Brazil (Konne, Tanari, Endopoint, Odous, Dentsply 0.04, Dentsply 0.06, Dentsply TP and Dentsply FM) were analysed chemically and by ...
Quantitative Phase Analysis of Polymorphs in MgO-Partially Stabilized-ZrO2 using X-Ray Diffraction
Zirconia X-Ray Di raction Quantitative Phase Analysis
2009/10/13
In this study, quantitative analysis of polymorphs in ZrO2-based ceramics using powder X-ray difiraction was carried out. For this purpose, three partially stabilized ZrO2 compositions having 8-10 mol...
Detailed Consideration of Physicochemical Properties of CO3apatites as Biomaterials in Relation to Carbonate Content Using ICP,X-ray Diffraction,FT-IR,SEM,and HR-TEM
CO3apatites Carbonate contents Detailed analyses
2009/9/15
CO3apatites with different carbonate contents were synthesized at 60±1°C and pH 7.4±0.2 under different carbonate concentrations (0-0.3 mol/ L) in the supplied solutions. Their physicochemical propert...