User profiles for Jun Ni
Modelling and analysis of micro scale milling considering size effect, micro cutter edge radius and minimum chip thickness
X Lai, H Li, C Li, Z Lin, J Ni - International Journal of Machine Tools and …, 2008 - Elsevier
This paper presents mechanisms studies of micro scale milling operation focusing on its
characteristics, size effect, micro cutter edge radius and minimum chip thickness. Firstly, a …
characteristics, size effect, micro cutter edge radius and minimum chip thickness. Firstly, a …
A static model of chip formation in microscale milling
CJ Kim, JR Mayor, J Ni - J. Manuf. Sci. Eng., 2004 - asmedigitalcollection.asme.org
This paper discusses the development of an enhanced, static model of chip formation in
micromilling processes that is able to describe the intermittency of the chip formation observed …
micromilling processes that is able to describe the intermittency of the chip formation observed …
Intelligent prognostics tools and e-maintenance
In today's global competitive marketplace, there is intense pressure for manufacturing
industries to continuously reduce and eliminate costly, unscheduled downtime and unexpected …
industries to continuously reduce and eliminate costly, unscheduled downtime and unexpected …
A volume-averaged two-phase model for transport phenomena during solidification
J Ni, C Beckermann - Metallurgical Transactions B, 1991 - Springer
A basic model of the transport phenomena occurring during solidification of multicomponent
mixtures is presented. The model is based on a two-phase approach, in which each phase …
mixtures is presented. The model is based on a two-phase approach, in which each phase …
Ab initio prediction of stable boron sheets and boron nanotubes: Structure, stability, and electronic properties
X Yang, Y Ding, J Ni - Physical Review B—Condensed Matter and Materials …, 2008 - APS
Using first-principles calculations, we predict a novel stable boron sheet and boron nanotubes
which show various electronic properties. The boron sheet is flat and has the structure …
which show various electronic properties. The boron sheet is flat and has the structure …
Watchdog Agent—an infotronics-based prognostics approach for product performance degradation assessment and prediction
In today's competitive market, production costs, lead time and optimal machine utilization
are crucial values for companies. Since machine or process breakdowns severely limit their …
are crucial values for companies. Since machine or process breakdowns severely limit their …
A review of 4D printing
Research into 4D printing has attracted unprecedented interest since 2013 when the idea was
first introduced. It is based on 3D printing technology, but requires additional stimulus and …
first introduced. It is based on 3D printing technology, but requires additional stimulus and …
First principles study of structural, vibrational and electronic properties of graphene-like MX2 (M= Mo, Nb, W, Ta; X= S, Se, Te) monolayers
Y Ding, Y Wang, J Ni, L Shi, S Shi, W Tang - Physica B: Condensed Matter, 2011 - Elsevier
Using first principles calculations, we investigate the structural, vibrational and electronic
structures of the monolayer graphene-like transition-metal dichalcogenide (MX 2 ) sheets. We …
structures of the monolayer graphene-like transition-metal dichalcogenide (MX 2 ) sheets. We …
CNC machine accuracy enhancement through real-time error compensation
J Ni - 1997 - asmedigitalcollection.asme.org
Improving CNC machine tool accuracy has received significant attention recently. This paper
intends to provide an introduction of the real-time error compensation methods as applied …
intends to provide an introduction of the real-time error compensation methods as applied …
Progress in synthesis of highly active and stable nickel‐based catalysts for carbon dioxide reforming of methane
… Ni (100) and Ni (110) surfaces are more susceptible to CH 4 decomposition to carbon than
the Ni … CO 2 dissociation results in dissolution into Ni-forming Ni 3 C and this was proposed to …
the Ni … CO 2 dissociation results in dissolution into Ni-forming Ni 3 C and this was proposed to …