نتایج جستجو برای: membrane condenser

تعداد نتایج: 391156  

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1976
W Arnold

Electrons, from the oxidation of water, inside the grana disks (thylakoids) are transferred across the membrane to the outside, to the Calvin cycle or the Hill oxidant. The span in redox level may be 2.3 V. Part of the system II chlorophyll is on the inside of the membrane and part on the outside. An electron trap is embedded in the membrane. Alternately, an excited chlorophyll on the inside gi...

2008
H. Metin Ertunc Murat Hosoz

This study deals with predicting the performance of an evaporative condenser using both artificial neural network (ANN) and adaptive neuro-fuzzy inference system (ANFIS) techniques. For this aim, an experimental evaporative condenser consisting of a copper tube condensing coil along with air and water circuit elements was developed and equipped with instruments used for temperature, pressure an...

2018
Ziru Jia Hongying Liu Wang Li Dandan Xie Ke Cheng Xitian Pi

In recent years, noninvasive diagnosis based on biomarkers in exhaled breath has been extensively studied. The procedure of biomarker collection is a key step. However, the traditional condenser method has low efficacy in collecting nonvolatile compounds especially the protein biomarkers in breath. To solve this deficiency, here we propose an electret filter method.Exhaled breath of 6 volunteer...

Journal: :Optics letters 2006
Ulrich Vogt Magnus Lindblom Pambos Charalambous Burkhard Kaulich Thomas Wilhein

We report on a novel condenser for full-field transmission x-ray microscopes that use synchrotron radiation from an undulator source. The condenser produces a Koehler-like homogeneous intensity distribution in the sample plane and eliminates object illumination problems connected with the high degree of spatial coherence in an undulator beam. The optic consists of a large number of small linear...

2013
Yoshio Suzuki Akihisa Takeuchi Hongchang Wang Sebastien Berujon Ian Pape Hidekazu Takano Kentaro Uesugi Yasuko Terada Sumito Ohzawa Tomoki Aoyama Hajime Nii Katsumi Handa

An optical system for illumination of object in x-ray imaging microscopy is developed. The optical system is a beam condenser consisting of a single-bounce conical-shape mono-capillary (x-ray guide tube: XGT) made of Pyrex glass. The XGT condenser was tested at the beam line 47XU of SPring-8 using a Fresnel zone plate as an objective lens. Comparing with the microscope without beam condenser, t...

Journal: :Separation and Purification Technology 2021

The exhaust gas from coal-fired power plants installed with desulfurization tower contains a large amount of water vapor, recovering flue for recycling is great significance in saving and sustainable development. In this work, transport membrane condenser was assembled by using the 1 μm pore-sized ceramic membrane, experimental research performed on plant. influence longitudinal tube spacing re...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده فنی و مهندسی 1388

asymmetric polyethersulfone (pes) microfiltration flat sheet membranes were composed by the phase inversion method (pim) and were used as supports. composite membranes were fabricated by coating silicone rubber as selective layer. effect of different concentrations of pes and pdms and different solvent such as nmp, dmf and dms effects as pes solvents and support thickness and different coagulat...

2008
D. Karp

We find an asymptotic formula for the conformal capacity of a plane condenser both plate of which are concentric circular arcs as the distance between them vanishes. This result generalizes the formula for the capacity of parallel linear plate condenser found by Simonenko and Chekulaeva in 1972 and sheds light on the problem of finding an asymptotic formula for the capacity of condenser whose p...

Journal: :IEEE Trans. Instrumentation and Measurement 1998
Norbert Fürstenau H. Horack Walter Schmidt

In this paper we describe a new fiber-optic microphone developed as a passive acoustic sensor for traffic monitoring and vehicle classification. It is based on a fiber-optic extrinsic Fabry–Perot (FP) microinterferometer coupled to an external membrane for modulating the FP cavity length and a low coherent superluminescent diode as light source. The frequency characteristic as compared with a s...

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