The acid-modified BACs were further subjected to heat treatment. ... This study evaluated how acid treatment affects the ability of customized beads of activated carbon ... From the results, acid treatment clearly improved the adsorption performance, especially under the moist
The nitric acid treatment introduced oxygen and nitrogen functional groups on pitch, and increased pitch ... treatment of pitch. ... pore structure of pitch-based activated carbon prepared by physical activation was improved by nitric acid
Tauroursodeoxycholic acid (TUDCA) is a chemical chaperone and hydrophilic bile acid that is known to ... regulation in tooth morphogenesis using in vitro organ cultivation methods with a chemical chaperone treatment
This study investigates the treatment effect of slightly acidic hypochlorous water (HOCl, pH 6.26) on ... with slightly acidic hypochlorous water. ... 본 연구는 장미 ‘Bubble Gum’의 절화수명을 연장시키기 위하여 미산성 차아염소산수(Slightly acidic hypochlorous water, HOCl, pH 6.26)의
oxygen-functional groups and hydrogen adsorption capacity with different concentrations of phosphoric acid ... The effects of chemical treatments on the pore structures of ACs are investigated by N2/77 K adsorption ... In the results, the specific surface area and pore volume slightly decreased with the chemical treatments
Recently, a simple one-step heat treatment method was developed to produce a novel furan fatty acid, ... acid (DOD). ... about optimization of environmental conditions for the maximum production of 7,10-EODA from DOD by heat treatment
A positive influence of the acidic groups on the carbon surface by acid treatment is also demonstrated ... The objective of this paper is to compare the variation of surface properties by hydrochloric acid pre-treatment ... with hydrochloric acid.
treatments, and controlling pore size distribution and contents of functional group with heat treatment ... two types of commercial activated carbons were applied for EDLC electrode by removing impurities with acid ... initial gravimetric and volumetric capacitance of coconut based activated carbon electrode which was acid
The effects of chemical treatments on the pore structuresof ACs are investigated by N2/77 K adsorption ... In the results, thespecific surface area and pore volume slightly decreased with the chemical treatments ... The effects of chemical treatments on the pore structuresof ACs are investigated by N2/77 K adsorption
활성탄은 가공성, 물리적 및 화학적 특성이 우수하며, 기체나 액체의 정제과정에서 흡착질로서 광범위하게 사용이 되고 있다. 이들에 응용은 높은 비표면적, 잘 발달된 동공 및 표면 화학적 특성에 기인하여 기능성 활성탄으로 그 범위가 넓어지고 있다. 이들에 표면 화학적 이..
treatments, and controlling pore size distribution and contents of functional group withheat treatment ... treatment, heat treatment, functional group, electrochemical properties 한국탄소학회 Carbon Letters Jingyu ... treatments, and controlling pore size distribution and contents of functional group withheat treatment
When nitric acid or sulfuric acid treatment was conducted before the thermal treatment, the precursor ... In this work, thermal treatment accompanied with different acid treatments was applied to a commercial ... Since the precursor pitches with acid and thermal treatment were not spinnable due to the inhomogeneity
treatment in improving and optimizing the surface properties of catalyst support. ... Different oxidation treatments on CNTs using diluted 4.0 M H2SO4 solution at room temperature and or ... Raman spectroscopy, X-ray diffraction and transmission electron microscope analyses were made for the acid
When nitric acid or sulfuric acid treatment was conducted before the thermal treatment, the
precursor ... In this work, thermal treatment accompanied with different acid treatments was applied toa commercial ... or sulfuric acid treatment was conducted before the thermal treatment, theprecursor pitch with a proper
Spring sown oat crops were grown during early March to late June in 1993~1994. The crops were harvested at different stage of maturity to determine t..
treatment inimproving and optimizing the surface properties of catalyst support. ... treatment inimproving and optimizing the surface properties of catalyst support. ... Different oxidation treatments on CNTs using diluted 4.0 M H2SO4 solution at room temperature and or
than B. thuringiensis single treatment. ... of S. exigua 3rd larva to 93.3%, even though 60.0% mortality with only B. thuringiensis treatment. ... were 83.9, 89.4 and 66.8% compare with 61.8, 80.4 and 47.3% as only B. thuringiensis treatment, respectively
Hydrochloric acid was effectively removed by DIWS system. ... mill plant and established the DIWS(Dip Injection Wet Scrubber) system for the removal of hydrochloric acid