نتایج جستجو برای: 99mo adsorbent

تعداد نتایج: 8155  

2008
A. Hermanne F. Tárkányi S. Takács

Radioisotopes used in medical practice and for industrial or research applications are often produced with charged particle induced reactions. Although mostly proton beams are used, the cross sections of deuteron induced reactions are sometimes higher and lead to higher thick target production rates. For 13 targets, ranging from mass 61 to 176, an experimental comparison between cross sections ...

Journal: :iranian journal of radiation research 0
m.m. ahasan centre for nuclear medicine & ultrasound, rajshahi, bangladesh

background: hot lab is a specially designed room in a nuclear medicine hospital where the radiopharmaceuticals are delivered, stored and prepared for dispensing. 99mo/99mtc-generator is the major source in the hot lab used for various medical imaging. it is important to maintain a standard for hot lab procedures to optimize the patient care and minimize radiation exposure to all nuclear medicin...

2015
A. Rezk R. K. Al-Dadah S. Mahmoud A. Elsayed

Recently interest in adsorption cooling systems has increased due to their capability to utilise low grade heat sources and environmentally friendly refrigerants. Currently, most of the commercially available adsorption cooling systems utilise granular packed adsorbent beds. Enhancing the heat transfer process inside the adsorbent bed will improve the overall efficiency of the adsorption system...

2016
Maryam Shahverdi Esmaeil Kouhgardi Bahman Ramavandi

Populus alba is fast and auto- growing tree which profoundly accessible in around the world. The usage of the wastes of this tree would be admirable from environmental and solid waste management point of view. Thus, herein, this data set presents a facile method for providing an adsorbent from wastes of P. alba tree. The prepared adsorbent was modified by the cationic surfactant of (C16H33)N(CH...

Journal: :Journal of the Air & Waste Management Association 2010
Jung-Nan Hsu Hsunling Bai Shou-Nan Li Chuen-Jinn Tsai

The hydride gas of phosphine (PH3) is commonly used for semiconductor and optoelectronic industries. The local scrubbers must immediately abate it because of its high toxicity. In this study, copper (Cu) loaded on the sol-gel-derived gamma-alumina (Al2O3) adsorbents are prepared and tested to investigate the possibility of PH3 removal and sorbent regeneration. Test results showed that during th...

2011
Yan Sun Chun-Xiang Lin Ming-Hua Liu Yi-Fan Liu

An investigation was conducted on the adsorption of oxymatrine (OMT) on a spherical cellulose adsorbent embedded with wattle bark tannin. The results showed that the adsorption of the OMT on the adsorbent was solution pH dependent and the adsorption process followed the Freundlich adsorption isotherm. The adsorption kinetics of the OMT on the adsorbent could be well described by the pseudo-seco...

Experiments were conducted to study the ability of surfactant-modified clinoptilolite for molybdate adsorption from aqueous solutions. Clinoptilolite was treated with some cationic surfactants. Adsorption of surfactants on zeolite surface was confirmed by chemical analysis, IR (Infra-Red Spectroscopy), DTG (Derivative Thermogravimetry) and SEM (Scanning Electron Microscopy) techniques. The modi...

Journal: :Biomaterials 2009
Purnendu Parhi Avantika Golas Naris Barnthip Hyeran Noh Erwin A Vogler

Silanized-glass-particle adsorbent capacities are extracted from adsorption isotherms of human serum albumin (HSA, 66 kDa), immunoglobulin G (IgG, 160 kDa), fibrinogen (Fib, 341 kDa), and immunoglobulin M (IgM, 1000 kDa) for adsorbent surface energies sampling the observable range of water wettability. Adsorbent capacity expressed as either mass-or-moles per-unit-adsorbent-area increases with p...

Journal: :Journal of the Physical Society of Japan 2017

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