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Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/82849
Description: 7 page(s)
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Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/73366
Description: Context. We have carried out a semi-automated search for planetary nebulae (PNe) in the INT photometric H-alpha survey (IPHAS) catalogue. We present the PN search and the list of selected candidates. ... More
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Authors: Kong, Yinan
Date: 2009
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/120164
Description: This paper presents fast hardware algorithms for channel operations in the Residue Number System (RNS) in terms of addition, subtraction and multiplication. These algorithms compare favorably with oth ... More
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Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/75125
Description: We present results from the first on-sky demonstration of a prototype astronomical integrated photonic spectrograph (IPS) using the Anglo-Australian Telescope near-infrared imaging spectrometer (IRIS2 ... More
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Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/85333
Description: Diode mismatch in an antiparallel-diode (APD) mixer results in an unwanted virtual local-oscillator (LO) leakage. At a radio system level, the virtual LO leakage is primarily a challenge of meeting sp ... More
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Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/118435
Description: Dispersion in a GaN HEMT, including gate and drain lag, is related to a new trapping model based on SRH theory. The model is used to explain the bias- and terminal-potential dependency of the turn-on ... More
Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/72151
Description: In a magnetized dusty plasma, Hall effect can arise due to collisional processes when, e.g., ion-dust collision decouples the ions from the magnetic field. In this case, due to the dust stoppage of th ... More
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Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/83609
Description: Optical cavities provide a route to sensing through the shift of the optical resonant peak. However, effective sensing with optical cavities requires the optimization of the modal quality factor, Q, a ... More
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Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/118475
Description: The IEEE 802.11 distributed coordination function (DCF) medium access control (MAC) protocol continues to suffer from throughput degradation when directly applied in multi-hop wireless mesh network (W ... More
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Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/130722
Description: The drawback of the small EBG-resonator antenna using a square-patch in-phase highly-reflecting surface (HRS), proposed in Li and Esselle (2008), is its narrow bandwidth. The theoretical method is cle ... More
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Reviewed: Reviewed
Date: 2009
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/70834
Description: We present an efficient algorithm for generating unitary maps on a d-dimensional Hilbert space from a time-dependent Hamiltonian through a combination of stochastic searches and geometric construction ... More
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Reviewed: Reviewed
Date: 2009
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/130755
Description: In this paper, we will show results of the first quasi-cw and mode-locked output from a Ce:LiCAF laser, opening the way to a new approach to generating attosecond pulses using three mirror cavity. The ... More
Reviewed: Reviewed
Date: 2009
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/130752
Description: By using a CW mode-locked 532 nm laser to synchronously pump a crystalline Raman laser, we can generate output in the yellow-orange spectral region, suited to applications requiring low pulse energies ... More
Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/105354
Description: We report on a novel approach, based on sub-wavelength spatial phase variations at the focus of high-order beams, to reconfigure the optical near field distribution near plasmonic nanostructures. We f ... More
Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/119616
Description: A coplanar wave guide (CPW) fed semicircular slot antenna (SSA) with step impedance transformer is presented. Omni-directional radiation pattern in whole band with theoretical gain of 3 dBi with varia ... More
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Reviewed: Reviewed