Ralph Greif

Publications

Viewing 25 of 36 publications

2010

Ho, Tony, Samuel S Mao, and Ralph Greif. "Improving efficiency of high-concentrator photovoltaics by cooling with two-phase forced convection." International Journal of Energy Research 34.14 (2010) 1257–1271.

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2007

Wen, Sy-Bor, Ralph Greif, and Richard E Russo. "Background gas effect on the generation of nanopatterns on a pure silicon wafer with multiple femtosecond near field laser ablation." Applied Physics Letters 91.25 (2007).

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Wen, Sy-Bor, Xianglei Mao, Ralph Greif, and Richard E Russo. "Experimental and theoretical studies of particle generation after laser ablation of copper with a background gas at atmospheric pressure." Journal of Applied Physics 101.12 (2007) 123105–123115.

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Wen, Sy-Bor, Xianglei Mao, Ralph Greif, and Richard E Russo. "Expansion of the laser ablation vapor plume in to a background gas: Part I: Analysis." Journal of Applied Physics 101.2 (2007).

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Wen, Sy-Bor, Xianglei Mao, Ralph Greif, and Richard E Russo. "Laser ablation induced vapor plume expansion into a background gas. II. Experimental analysis." Journal of Applied Physics 101.2 (2007).

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Liu, Chunyi, Xianglei Mao, Ralph Greif, and Richard E Russo. "Time resolved shadowgraph images of silicon during laser ablation: Shockwaves and Particle generation." Journal of Physics: Conference Series 59.1 (2007) 338–342.

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2006

Wen, Sy-Bor, Xianglei Mao, Ralph Greif, and Richard E Russo. "Analysis of laser ablation: contribution of ionization energy to the plasma and shockwave properties." Journal of Applied Physics 102.4 (2006).

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Wen, Sy-Bor, Xianglei Mao, Ralph Greif, and Richard E Russo. "Radiative cooling of laser ablated vapor plumes: experimental and theoretical analyses." Journal of Applied Physics 100.5 (2006).

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Wen, Sy-Bor, Xianglei Mao, Ralph Greif, and Richard E Russo. "Theoretical analysis for LIBS optimization." Spectrochimica Acta Part B: Atomic Spectroscopy (2006).

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2005

Liu, Chunyi, Xianglei Mao, Samuel S Mao, Ralph Greif, and Richard E Russo. "Particle-size dependent chemistry from laser ablation of brass." Analytical Chemistry 77.20 (2005) 6687–6691.

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Zeng, Xianzhong, Xianglei Mao, Samuel S Mao, Sy-Bor Wen, Ralph Greif, and Richard E Russo. "Laser-Induced Shockwave Propagation from Ablation in a Cavity." Applied Physics Letters (2005).

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2004

Zeng, Xianzhong, Xianglei Mao, Sy-Bor Wen, Ralph Greif, and Richard E Russo. "Energy deposition and shock wave propagation during pulsed laser ablation in fused silica cavities." Journal of Physics D: Applied Physics 37 (2004) 1132–1136.

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Zeng, Xianzhong, Xianglei Mao, Ralph Greif, and Richard E Russo. "Experimental investigation of ablation efficiency and laser-induced plasma expansion during femtosecond and nanosecond laser ablation of silicon." Applied Physics A: Materials science and processing 80 (2004) 237–241.

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Zeng, Xianzhong, Xianglei Mao, Samuel S Mao, Jong-Hyun Yoo, Ralph Greif, and Richard E Russo. "Laser-plasma interactions in fused silica cavities." Journal of Applied Physics 95 (2004) 816–822.

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Liu, Chunyi, Xianglei Mao, Samuel S Mao, Xianzhong Zeng, Ralph Greif, and Richard E Russo. "Nanosecond and femtosecond laser ablation of brass: Particulate and ICPMS measurements." Analytical Chemistry 76 (2004) 379–383.

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2003

Zeng, Xianzhong, Samuel S Mao, Chunyi Liu, Xianglei Mao, Ralph Greif, and Richard E Russo. "Plasma diagnostics during laser ablation in a cavity." Spectrochim.Acta Pt.B-At.Spec. 58 (2003) 867–877.

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Zeng, Xianzhong, Samuel S Mao, Chunyi Liu, Xianglei Mao, Ralph Greif, and Richard E Russo. "Laser-induced plasmas in micromachined fused silica cavities." Appl.Phys.Lett. 83 (2003) 240–242.

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2001

Yoo, Jong-Hyun, Sungho Jeong, Xianglei Mao, Ralph Greif, and Richard E Russo. "Response to "Comment on ’Evidence for phase explosion and generation of large particles during high power nanosecond laser ablation of silicon’"." Applied Physics Letters 79.3 (2001) 444–445.

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Mao, Samuel S, Xianglei Mao, Ralph Greif, and Richard E Russo. "Influence of preformed shock wave on the development of picosecond laser ablation plasma." Journal of Applied Physics 89.7 (2001) 4096–4098.

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2000

Mao, Samuel S, Xianglei Mao, Ralph Greif, and Richard E Russo. "Initiation of an early-stage plasma during picosecond laser ablation of solids." Applied Physics Letters 77.16 (2000) 2464–2466.

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Yoo, Jong-Hyun, Sungho Jeong, Ralph Greif, and Richard E Russo. "Explosive change in crater properties during high power nanosecond laser ablation of silicon." Journal of Applied Physics 88.3 (2000) 1638–1649.

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Mao, Samuel S, Ralph Greif, Xianglei Mao, and Richard E Russo. "Plasma Development During Picosecond Laser Processing of Electronic Materials." Journal of Heat Transfer-Transactions of the ASME 122.3 (2000) 424–424.

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Mao, Samuel S, Xianglei Mao, Ralph Greif, and Richard E Russo. "Simulation of a picosecond laser ablation plasma." Applied Physics Letters 76.23 (2000) 3370–3372.

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Mao, Samuel S, Xianglei Mao, Ralph Greif, and Richard E Russo. "Observation of plasma formation during picosecond laser ablation of metals." SPIE Proceedings: Laser Plasma Generation and Diagnostics. Vol. 3935. The International Society for Optical Engineering, 2000. 119.

Yoo, Jong-Hyun, Sungho Jeong, Xianglei Mao, Ralph Greif, and Richard E Russo. "Evidence for phase-explosion and generation of large particles during high power nanosecond laser ablation of silicon." Applied Physics Letters 76.6 (2000) 783–785.

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