http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Re-engineering Adult Education Programme-an Online Learning Curricular Perspective
Mathai, K.J.,Karaulia, D.S. Korea Multimedia Society 2003 멀티미디어학회논문지 Vol.6 No.4
The Web based multimedia programmes/courses are becoming widely available in recent years. Most of these courses focus on Behaviorist way of learning, which does not promote deep learning in any way. For Adults this approach further incapacitated, as it does not satisfy Andragogical needs. The search for Constructivist way of learning through the web applied to Indian conditions led to need for developing a curriculum development approach that would promote construction of knowledge through web based collaboration. This paper attempts to reengineer existing curriculum development processes and lays out a framework of‘Problem Based Online Learning (PBOL)’curriculum design. In this context, entire curriculum development life cycle is evolved and explained. This is a part of doctoral work (Ph.D), which is in progress and being undertaken by K.James Mathai, and guided of Dr.D.S.Karaulia.
Mathai, Kumpamthanath Chacko,Vidya, Sukumariamma,Solomon, Sam,Thomas, Jijimon Kumpukattu Techno-Press 2013 Advances in materials research Vol.2 No.2
High quality nanoparticles of neodymium barium niobium ($NdBa_2NbO_6$) perovskites have been synthesized using an auto ignition combustion technique for the first time. The nanoparticles thus obtained have been characterized by powder X-ray diffraction, thermo gravimetric analysis, differential thermal analysis, Fourier transform infrared spectroscopy, Raman spectroscopy and transmission electron microscopy. UV-Visible absorption and photoluminescence spectra of the samples are also recorded. The structural analysis shows that the nano powder is phase pure with the average particle size of 35 nm. The band gap determined for $NdBa_2NbO_6$ is 3.9 eV which corresponds to UV-radiation for optical inter band transition with a wavelength of 370nm. The nanopowder could be sintered to 96% of the theoretical density at $1325^{\circ}C$ for 2h. The ultrafine cuboidal nature of nanopowders with fewer degree of agglomeration improved the sinterability for compactness at relatively lower temperature and time. During the sintering process the wide band gap semiconducting behavior diminishes and the material turns to a high permittivity dielectric. The microstructure of the sintered surface was examined using scanning electron microscopy. The striking value of dielectric constant ${\varepsilon}_r=43$, loss factor tan ${\delta}=1.97{\times}10^{-4}$ and the observed band gap value make it suitable for many dielectric devices.
Jijo Pottakkal Mathai 대한청각학회 2018 Journal of Audiology & Otology Vol.22 No.4
Hearing aids are one of the rehabilitative options for individuals with late onset auditory neuropathyspectrum disorder (ANSD). There is a growing body of evidence that supports the effectivenessof hearing aids among these individuals. The objective of the study was to reviewthe behavioural and electrophysiological factors that determine the effectiveness of amplificationin individuals with late onset ANSD. An intensive search was carried out using thePubMed, SpringerLink and Google Scholar databases using the following keywords: auditoryneuropathy, late onset ANSD, hearing aids and amplification. There were both retrospectiveand experimental research studies that showed aided improvement in individuals with lateonset ANSD. The aided improvement in these studies has been attributed to preserved neuralsynchrony. Hence, it was concluded that, hearing aids are effective in improving speechperception in a sub-group of individuals with late onset ANSD. Measures that evaluate neuralsynchrony are promising tools to identify the sub-group of such individuals. Speech identificationscores at higher sensation levels and cortical potentials are the two clinical measuresthat indicate aided performance in individuals with late onset ANSD.