TTU Repository
TTU Repository is a digital service that collects, preserves, and distributes digital material. Repositories are important tools for preserving an organization's legacy; they facilitate digital preservation and scholarly communication.
Communities in TTU Repository
Recently Added
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Ibrahim Ondicho; Bernard Alunda; Dicken Owino; Luke Otieno; Melody Chepkoech
(The Chinese Society for Metals, 2020)
A transformation-induced plasticity phenomenon in Fe65(CoCrMnNi)35 medium-entropy alloy was investigated. According to the X-ray diffraction patterns, the as-cast specimen contains a single-phase face-centered cubic (fcc), ...
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Bernard Ouma Alunda; Yong Joong Lee; Soyeun Park
(Japanese Journal of Applied Physics, 2018-05-08)
A typical line-scan rate for a commercial atomic force microscope (AFM) is about 1 Hz. At such a rate, more than four minutes of scanning time is required to obtain an image of 256 ' 256 pixels. Despite control electronics ...
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Elvira F. Tanjung; Bernard O. Alunda; Yong Joong Lee; Daeseong Jo
(Nuclear Engineering and Technology, 2018)
Experiments were performed to investigate bubble behaviors and pool boiling Critical Heat Flux (CHF) on a thin flat rectangular copper heater fabricated on Printed Circuit Board (PCB), at various inclinationangles. The ...
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E.K. Mutinda; B.O. Alunda; D.K. Maina; R.M. Kasomo
(The Journal of the Southern African Institute of Mining and Metallurgy, 2021-03)
Assessment of blast fragment size distribution is critical in mining operations because it is the initial step towards mineral extraction. Different empirical models and techniques are available for predicting and investigating ...
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Yeongcheol Park; Suyeong Lee; Sung Soo Ha; Bernard Alunda; Do Young Noh; Yong Joong Lee; Sangwon Kim
(MDPI, 2019-05-10)
The thermal conductivity (k) of poly(acrylic acid) (PAA) nanofibers, which were electrospun
at various electrospinning voltages, was measured using suspended microdevices. While the thermal conductivities of the as-spun ...
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