نتایج جستجو برای: three modes of near infrared spectroscopic measurements namely

تعداد نتایج: 21266601  

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1390

objective: the objective of this study was to investigate the invitro fluoride release of four new self-adhesive resin cements; set (sdi, australia), breeze (pentron, usa), embrace wetbond (pulpdent, usa), g-cem (gc, japan) and to assess the bonding performance of these self-adhesive resin cements for bonding of orthodontic brackets. materials and methods: for fluoride release experiment, six ...

1998
S. D. Ryder J. H. Knapen

We present high-resolution, near-infrared imaging of the circumnuclear region of the barred spiral galaxy M100 (=NGC 4321), accompanied by near-infrared spectroscopy. We identify a total of 43 distinct regions in the K-band image, and determine magnitudes and colours for 41 of them. By comparison with other near-infrared maps we also derive colour excesses and K-band extinctions for the knots. ...

Farshad H. Shirazi, Hassan Mansouri-Torshizi Maryam Nakhjavan Narges Aryanpour

Three new Complexes of formula [pd(bpy)(R-NH-CSS)] Cl (where bpy is 2/2′- bipyridine, and R-NH-CSS is butylamine, hexylamine- and octyamine-dithiocabamate anion) have been synthesized by University of Sistan and Blachostan. These complexes have been characterized by spectroscopic methods such as ultraviolet-visible, infrared and 1H-NMR as well as conductivity measurements and chemical analysis....

Journal: :IEEE Transactions on Instrumentation and Measurement 2023

Fourier-transform infrared (FTIR) magneto-spectroscopy is a powerful spectroscopic technique used to investigate many important effects in materials, e.g., electron spin resonance, cyclotron and transitions between Landau levels. Despite their enormous potential material science, magneto-spectrometers are still relatively rare custom-made since such systems generally require complex infrastruct...

Farshad H. Shirazi, Hassan Mansouri-Torshizi Maryam Nakhjavan Narges Aryanpour

Three new Complexes of formula [pd(bpy)(R-NH-CSS)] Cl (where bpy is 2/2′- bipyridine, and R-NH-CSS is butylamine, hexylamine- and octyamine-dithiocabamate anion) have been synthesized by University of Sistan and Blachostan. These complexes have been characterized by spectroscopic methods such as ultraviolet-visible, infrared and 1H-NMR as well as conductivity measurements and chemical analysis....

2003
J. R. Johnson

Introduction: Minerals subjected to high shock pressures exhibit structural changes with increasing pressure (e.g., fractures, deformations, formation of diaplectic glass, and complete melting [1-6]). Petrologic and thermal infrared spectroscopic studies have shown that diaplectic glass (maskelynite) formation in feldspars occurs between ~25-45 GPa, while significant melting occurs above ~45 GP...

2015
Souhir Boujday Marc Lamy de la Chapelle Johannes Srajer Wolfgang Knoll

In this short summary we summarize some of the latest developments in vibrational spectroscopic tools applied for the sensing of (small) molecules and biomolecules in a label-free mode of operation. We first introduce various concepts for the enhancement of InfraRed spectroscopic techniques, including the principles of Attenuated Total Reflection InfraRed (ATR-IR), (phase-modulated) InfraRed Re...

Journal: :Optics express 2010
Ragnar Olafsson Daniel R Bauer Leonardo G Montilla Russell S Witte

A clinical ultrasound scanner and 14 MHz linear array collected real-time photoacoustic images (PAI) during an injection of gold nanorods (GNRs) near the region of a mature PC-3 prostate tumor in mice implanted with a skin flap window chamber. Three dimensional spectroscopic PAI (690-900 nm) was also performed to investigate absorption changes near the tumor and enhance specific detection of GN...

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