User profiles for N. Pitra

Nandy Putra

- Verified email at eng.ui.ac.id - Cited by 10734

Nicky Rahmana Putra

- Verified email at brin.go.id - Cited by 948

Nugroho Putra

- Verified email at ugm.ac.id - Cited by 652

[HTML][HTML] Black soldier fly larvae (BSFL) and their affinity for organic waste processing

SA Siddiqui, B Ristow, T Rahayu, NS Putra… - Waste Management, 2022 - Elsevier
There are two major problems that we are facing currently. Firstly, a growing human population
continues to contribute to the increased food demand. Secondly, the volume of organic …

[HTML][HTML] Review of artificial neural networks for gasoline, diesel and homogeneous charge compression ignition engine

…, AL Hananto, NR Putra, N Tamaldin - Alexandria Engineering …, 2022 - Elsevier
… [36] used a CFD approach with detailed kinetic and thermodynamic database along with
ANN to predict emissions of a diesel engine fueled with n-heptane. It was found that satisfying …

[HTML][HTML] Phase change materials (PCM) for solar energy usages and storage: An overview

…, HC Ong, M Silakhori, MH Hasan, N Putra… - Energies, 2019 - mdpi.com
… The feed water can be heated, evaporated and superheated when it goes through an N
number of tubes. The potential of the eutectic mixture (NaCl+MgCl 2 ) with a melting temperature …

Temperature dependence of thermal conductivity enhancement for nanofluids

SK Das, N Putra, P Thiesen… - J. Heat …, 2003 - asmedigitalcollection.asme.org
Usual heat transfer fluids with suspended ultra fine particles of nanometer size are named
as nanofluids, which have opened a new dimension in heat transfer processes. The recent …

Phytochemical and Morphological Characterization of Hop (Humulus lupulus L.) Cones over Five Developmental Stages Using High Performance Liquid …

AR Kavalier, A Litt, C Ma, NJ Pitra… - Journal of agricultural …, 2011 - ACS Publications
… For each standard, LOD and LOQ were determined as 3:1 and 10:1 S/N, respectively.
Calibration curves were obtained using six concentrations of each analyte above the LOQ and …

Natural convection of nano-fluids

N Putra, W Roetzel, SK Das - Heat and mass transfer, 2003 - Springer
… The properties of the fluid in the above equation are designated with the suffix ’n’ to indicate
n changes very nominally when the aspect ratio is varied. Table 1 shows the variation of n

Pool boiling characteristics of nano-fluids

SK Das, N Putra, W Roetzel - International journal of heat and mass transfer, 2003 - Elsevier
Common fluids with particles of the order of nanometers in size are termed as ‘nano-fluids’
which have created considerable interest in recent times for their improved heat transfer …

Pool boiling of nano-fluids on horizontal narrow tubes

SK Das, N Putra, W Roetzel - International Journal of Multiphase Flow, 2003 - Elsevier
The search for new cooling medium does not limit itself to liquids alone. Liquid–solid
suspensions have got a good promise in convective cooling applications. Suspension of common …

Thermal properties of beeswax/graphene phase change material as energy storage for building applications

M Amin, N Putra, EA Kosasih, E Prawiro… - Applied Thermal …, 2017 - Elsevier
… cm −1 corresponds to the in-plane bending vibration of single bond CH 2 and single bond
CH 3 , and the peak at 1170.78 cm −1 matches the in-plane vibration of single bond (CH 2 ) n

Experiment and analysis for non-Fourier conduction in materials with non-homogeneous inner structure

W Roetzel, N Putra, SK Das - International Journal of Thermal Sciences, 2003 - Elsevier
The proposition of hyperbolic conduction (also known as the second sound wave) for materials
with non-homogeneous inner structure has run into a serious controversy in recent times. …