Results 41 to 50 of about 1,434 (171)

Synthesis and Evaluation of Ceramic‐Anchored Cu‐Ce‐MnOx Catalyst for Low Temperature Reduction of Diesel Engine NOx Emissions Using Liquefied Petroleum Gas or Adblue as Reductants

open access: yesEnergy Science &Engineering, EarlyView.
LPG converting harmful NO represented by the dark smoke to harmless N2 and H2O shown by the white smoke over Cu‐Ce‐MnOx catalyst. ABSTRACT Manganese oxide‐based catalyst doped with copper and cerium was synthesized through microwave irradiation and successfully anchored on a ceramic support.
Brian O. Obita   +3 more
wiley   +1 more source

Establishment and characterization of a cell line (KGK) derived from human oral squamous cell carcinoma.

open access: yesJapanese Journal of Oral & Maxillofacial Surgery, 1993
A new tumor cell line designated KGK was established from a metastatic submandibular lymph node of a patient who had a gingival squamous cell carcinoma. It has been continuously subcultured 350 passages during 6 years and 2 months. KGK cells showed a polygonal shape and grew in multiple layers without contact inhibition.
openaire   +2 more sources

Techno‐Economic Analysis and Multi‐Objective Optimization of a Novel Combined Cooling and Power System Driven by Geothermal Source and Waste Heat From Data Center

open access: yesEnergy Science &Engineering, EarlyView.
A novel combined cooling and power generation system is proposed by integrating organic Rankine cycle (ORC) with an absorption heat transformer, which is driven by combining geothermal energy and data center's waste heat. The system using R601a yielded the best overall performance, achieving an exergy efficiency of 40.34% and an annual cost of 130.29 k$
Zerui Chen   +4 more
wiley   +1 more source

Specific Heat of Selected Legumes and Cereal Grains Grown in North Eastern Nigeria

open access: yesArid Zone Journal of Engineering, Technology and Environment, 2012
Thermal properties of agricultural materials are important parameters in the design and operation of thermal processing machines. This study focuses on the determination of specific heat of some staple crops at different moisture contents and ...
A. Y. Arku   +2 more
doaj  

Experimental and Numerical Investigation of Cedar Façade Flame Spread With Respect to Sidewall

open access: yesFire and Materials, EarlyView.
ABSTRACT In response to growing energy conservation and carbon neutrality efforts, façade systems incorporating wooden materials have attracted increasing attention, which in turn raises concerns about their combustibility. This study presents a combined experimental and numerical investigation of flame spread along cedar façades.
Xukun Sun   +6 more
wiley   +1 more source

Magnetic and magnetocaloric properties of Pr2-xNdxFe17 ribbons

open access: yesAIP Advances, 2019
The structural, magnetic and magnetocaloric properties of Fe deficient Pr2-xNdxFe17 (x = 0.5, 0.7) alloys prepared by arc-melting and melt-spinning have been investigated.
Bishnu Dahal   +6 more
doaj   +1 more source

A Krasznokvajdai mikrotérség lakosságának közlekedési szokásai

open access: yesTér és Társadalom, 2009
Hazánk periférikus térségeiben a rendszerváltozást megelőző évtizedekben – ha meglehetősen szerény mértékben is –, de elfogadhatóak voltak az életkörülmények, és nem voltak kirívóan nagy területi különbségek.
Lieszkovszky József Pál   +1 more
doaj   +1 more source

An Experimental Investigation on the Impact of Burner Height and Location on the Characteristics of Externally Venting Flames

open access: yesFire and Materials, EarlyView.
ABSTRACT Fire sources in actual compartment fires exhibit a predominantly uneven spatial distribution. In this context, the impact of the height and location of the fire source, as well as the heat release rate (HRR) of the fire, on the thermal characteristics of Externally Venting Flames (EVF) is experimentally investigated.
Dionysios I. Kolaitis   +1 more
wiley   +1 more source

Author Correction: Repeat dose NRPT (nicotinamide riboside and pterostilbene) increases NAD+ levels in humans safely and sustainably: a randomized, double-blind, placebo-controlled study

open access: yesnpj Aging and Mechanisms of Disease, 2018
The original version of the published Article contained an incorrect citation for reference 20 “Hubbard, B. P. & Sinclair, D. A. Measurement of sirtuin enzyme activity using a substrate-agnostic fluorometric nicotinamide assay. Methods Mol. Biol.
Ryan W. Dellinger   +6 more
doaj   +1 more source

Deciphering Freeze–Thaw Dynamics In Rockwalls: A Novel Approach for High Accuracy Regional‐Scale Modeling

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT Using a large and novel array of instruments on five rockwalls in northern Gaspesia, their respective surface energy balances were calculated and their thermal regimes were measured and modeled to depths exceeding the seasonal frost penetration.
Tom Birien, Francis Gauthier
wiley   +1 more source

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