نتایج جستجو برای: ozone treatment
تعداد نتایج: 1412973 فیلتر نتایج به سال:
Wastewater from a pharmaceutical formulation facility (TevaKS, Israel) was treated with a biological activated-sludge system followed by ozonation. The goal was to reduce the concentrations of the drugs carbamazepine (CBZ) and venlafaxine (VLX) before discharging the wastewater to the municipal wastewater treatment plant (WWTP). Both drugs were detected at extremely high concentrations in TevaK...
BACKGROUND Ozone concentrations in ambient air are related to cardiopulmonary perturbations in the aging population. Increased central sympathetic nerve activity induced by local airway inflammation may be one possible mechanism. METHODOLOGY/PRINCIPAL FINDINGS To elucidate this issue further, we performed a randomized, double-blind, cross-over study, including 14 healthy subjects (3 females, ...
Peritoneal and pleural carcinomatosis are late complications of a primary tumour mainly developed in abdominal organs. Peritonectomy followed by hyperthermic intraperitoneal chemotherapy (HIPEC) represents a feasible and effective intervention, which however has considerable risks and cannot guarantee the cure. It appears reasonable to propose and discuss an alternative treatment based on intra...
Microbes constitute a vital part of the plant holobiont. They establish plant-microbe or microbe-microbe associations, forming a unique microbiota with each plant species and under different environmental conditions. These microbial communities have to adapt to diverse environmental conditions, such as geographical location, climate conditions and soil types, and are subjected to changes in the...
BACKGROUND In endodontics, the elimination of resistant bacteria such as Enterococcus faecalis plays an important role for treatment success in root canals. Therefore, new alternative irrigants (instead of sodium hypochlorite) have been researched to achieve ideal endodontic treatment. OBJECTIVES The aim of the present study was to evaluate and to compare the antibacterial effect of aqueous o...
Optimization of the electrode/electrolyte double-layer interface is a key factor for improving electrode performance of aqueous electrolyte based supercapacitors (SCs). Here, we report the improved functionality of carbon materials via a non-invasive, high-throughput, and inexpensive UV generated ozone (UV-ozone) treatment. This process allows precise tuning of the graphene and carbon nanotube ...
Background and Objective: Wastewater treatment and stabilization always imposes costs and consequently a lot of energy on wastewater treatment plants. To achieve the purification and stabilization of as much sludge as possible, breaking complex components into simpler components is considered a critical step. Therefore, this study aimed to evaluate the feasibility of treating the produced sludg...
A novel and effective system was developed for the complete treatment of NOx from flue gases. The system consisted of photocatalytic or ozone oxidation of NOx, followed by scrubbing and biological denitrification. Maximum photocatalytic oxidation of NOx was achieved while using powdered TiO2 at a catalytic loading rate of 10 g/h, relative humidity of 50%, and a space time of 10 s. The used cata...
Abstract: Clean air is a necessity for human well-being and health. Air pollution is a major threat to humans and other organisms and is considered as one of the environmental challenges. Today, with the increase in air pollution, the need to know more about the causes of its occurrence has been raised. The various consequences of air pollution have made air quality monitoring and control inev...
Chronic renal failure (CRF) represents a world health problem. The aim of this paper is to evaluate the effect of ozone therapy, in the renal function and morphology, in an experimental model of CRF. Rats were divided into 4 groups: 1-negative control, rats without any treatment; 2-positive control, rats submitted to 5/6 reduction of the total renal mass (right kidney nephrectomy, with 2 branch...
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