Kinematics in Randers-Finsler geometry and secular increase of the astronomical unit (2009)
Kinematics in Finsler space is investigated. It is showed that the result based on the kinematics with a special Finsler structure is in good agreement with the reported value of secular trend in the...
An ultrasonic sampler and sensor platform for in-situ astrobiological exploration (2009)
Bar-Cohen, Yoseph, Bao, X., Chang, Z., Sherrit, S.
The search for existing or past life in the Universe is one of the most important objectives of NASA's mission. In support of this objective, ultrasonic based mechanisms are currently being developed...
Chang, Z, Large, RR, Maslennikov, V
We report sulfur isotopic compositions of sulfides of various paragenetic stages in the giant Sukhoi Log sediment-hosted orogenic Au deposit in Russia. The overall mean value and the significant...
The Empire Cu-Zn skarn deposit is unusual because of the proximal position of Zn mineralization, abundance of endoskarn, and the extremely vermicular texture of quartz phenocrysts in the related...
Meffre, S, Large, RR, Scott, RJ, Woodhead, J, Chang, Z, Gilbert, SE, ...
Sukhoi Log is one of the largest gold deposits in Russia (1100 t Au at 2.45 g/t). Like many other sediment-hosted gold deposits throughout the world, Sukhoi Log preserves textural, structural and...
Meffre, S, Large, RR, Scott, RJ, Woodhead, J, Chang, Z, Gilbert, SE, ...
Sukhoi Log is one of the largest gold deposits in Russia (1100 t Au at 2.45 g/t). Like many other sediment-hosted gold deposits throughout the world, Sukhoi Log preserves textural, structural and...
Age and pyrite Pb isotopic composition of the Giant Sukohoi Log Sediment-hosted gold deposit (2008)
Meffre, SJ, Large, RR, Scott, RJ, Woodhead, J, Chang, Z, Gilbert, SE, ...
Chang, Z, Large, RR, Maslennikov, V
We report sulfur isotopic compositions of sulfides of various paragenetic stages in the giant Sukhoi Log sediment-hosted orogenic Au deposit in Russia. The overall mean value and the significant...
The Empire Cu-Zn skarn deposit is unusual because of the proximal position of Zn mineralization, abundance of endoskarn, and the extremely vermicular texture of quartz phenocrysts in the related...
Meffre, SJM, Large, RR, Scott, RJ, Woodhead, J, Chang, Z, Gilbert, SE, ...
Chang, Z, Large, RR, Maslennikov, V
We report sulfur isotopic compositions of sulfides of various paragenetic stages in the giant Sukhoi Log sediment-hosted orogenic Au deposit in Russia. The overall mean value and the significant...
Meffre, S, Large, RR, Scott, RJ, Woodhead, J, Chang, Z, Gilbert, SE, ...
Sukhoi Log is one of the largest gold deposits in Russia (1100 t Au at 2.45 g/t). Like many other sediment-hosted gold deposits throughout the world, Sukhoi Log preserves textural, structural and...
The Empire Cu-Zn skarn deposit is unusual because of the proximal position of Zn mineralization, abundance of endoskarn, and the extremely vermicular texture of quartz phenocrysts in the related...
Large, RR, Maslennikov, V, Robert, F, Danyushevsky, LV, Chang, Z
Gold mineralization at Sukhoi Log in eastern Siberia is hosted in a deformed Neoproterozoic organic-bearing and pyritic black shale and siltstone sequence that is folded into a tight overturned...
Large, RR, Maslennikov, V, Robert, F, Danyushevsky, LV, Chang, Z
Gold mineralization at Sukhoi Log in eastern Siberia is hosted in a deformed Neoproterozoic organic-bearing and pyritic black shale and siltstone sequence that is folded into a tight overturned...
Lewis, RS, Vervoort, JD, Burmester, RF, McClelland, WC, Chang, Z
ABSTRACT: We analyzed detrital zircons in seven samples of metasedimentary rock from north-central Idaho, U.S.A., to test the previous assignment of these rocks to the Mesoproterozoic Belt–Purcell...
Lewis, RS, Vervoort, JD, Burmester, RF, McClelland, WC, Chang, Z
ABSTRACT: We analyzed detrital zircons in seven samples of metasedimentary rock from north-central Idaho, U.S.A., to test the previous assignment of these rocks to the Mesoproterozoic Belt–Purcell...
Unusual Zn-Au mineralization at the Caijiaying Mine, Hebei, China (2007)
Chang, Z., White, N.C., Crowe, R.W.A., Woodhouse, W., Wilson, N., Whalan, G.
Unusual Zn-Au mineralization at the Caijiaying Mine, Hebei, China (2007)
Chang, Z., White, N.C., Crowe, R.W.A., Woodhouse, W., Wilson, N., Whalan, G.
Large, RR, Maslennikov, V, Robert, F, Danyushevsky, LV, Chang, Z
Gold mineralization at Sukhoi Log in eastern Siberia is hosted in a deformed Neoproterozoic organic-bearing and pyritic black shale and siltstone sequence that is folded into a tight overturned...
Lewis, RS, Vervoort, JD, Burmester, RF, McClelland, WC, Chang, Z
ABSTRACT: We analyzed detrital zircons in seven samples of metasedimentary rock from north-central Idaho, U.S.A., to test the previous assignment of these rocks to the Mesoproterozoic Belt–Purcell...
U-Pb dating of zircon by LA-ICP-MS (2006)
Chang, Z, Vervoort, JD, McClelland, WC, Knaack, C
In this study we used LA-ICP-MS (laser ablation-inductively coupled plasma-mass spectrometry) to determine U-Pb ages of 5 zircon samples of known age (1800 Ma to 50 Ma) in order to determine the...
U-Pb dating of zircon by LA-ICP-MS (2006)
Chang, Z, Vervoort, JD, McClelland, WC, Knaack, C
In this study we used LA-ICP-MS (laser ablation-inductively coupled plasma-mass spectrometry) to determine U-Pb ages of 5 zircon samples of known age (1800 Ma to 50 Ma) in order to determine the...
U-Pb dating of zircon by LA-ICP-MS (2006)
Chang, Z, Vervoort, JD, McClelland, WC, Knaack, C
In this study we used LA-ICP-MS (laser ablation-inductively coupled plasma-mass spectrometry) to determine U-Pb ages of 5 zircon samples of known age (1800 Ma to 50 Ma) in order to determine the...
Information about the magmatic to hydrothermal transition is preserved in late-stage features of quartz phenocrysts and endoskarn alteration in some Cu-Zn skarn deposits such as the Empire Mine in...
Information about the magmatic to hydrothermal transition is preserved in late-stage features of quartz phenocrysts and endoskarn alteration in some Cu-Zn skarn deposits such as the Empire Mine in...
Information about the magmatic to hydrothermal transition is preserved in late-stage features of quartz phenocrysts and endoskarn alteration in some Cu-Zn skarn deposits such as the Empire Mine in...
Copper isotope ratios in magmatic and hydrothermal ore-forming environments (2003)
Larson, PB, Maher, K, Ramos, FC, Chang, Z, Gaspar, M, Meinert, LD
Multi-collector inductively coupled plasma mass spectrometry now provides for precise and accurate measurements of Cu isotope ratios. Copper minerals prepared by direct dissolution with and without...
Copper isotope ratios in magmatic and hydrothermal ore-forming environments (2003)
Larson, PB, Maher, K, Ramos, FC, Chang, Z, Gaspar, M, Meinert, LD
Multi-collector inductively coupled plasma mass spectrometry now provides for precise and accurate measurements of Cu isotope ratios. Copper minerals prepared by direct dissolution with and without...
Copper Isotope Ratios in Magmatic and Hydrothermal Ore Forming Environments (2003)
Larson, P, Maher, K, Ramos, FC, Chang, Z, Gaspar, M, Meinert, LD
Copper isotope ratios in magmatic and hydrothermal ore-forming environments (2003)
Larson, PB, Maher, K, Ramos, FC, Chang, Z, Gaspar, M, Meinert, LD
Multi-collector inductively coupled plasma mass spectrometry now provides for precise and accurate measurements of Cu isotope ratios. Copper minerals prepared by direct dissolution with and without...
Tunable high harmonic generation with an optical parametric amplifier (2002)
Shan, B., Cavalieri, A., Chang, Z.
A high-intensity 10 14 W/cm 2 optical parametric amplifier (OPA) was developed to generate tunable infrared pulses for high harmonic generation (HHG). The HHG experiments with xenon and argon gases...
Mourou, Gerard A., Chang, Z., Maksimchuk, A., Nees, J. A., Bulanov, S. V., Bychenkov, V. Yu., ...
We propose a set of experiments with the aim of studying for the first time relativistic nonlinear optics in the fundamental limits of single-cycle pulse duration and single-wavelength spot size. The...
The use of Piezoelectric Resonators for the Characterization of Mechanical (2002)
S. Sherrit, V. Olazábal, J. M. Sansiñena, X. Bao, Z. Chang, Y. Bar-cohen
In this paper a variety of techniques to characterize the mechanical properties of polymers in the MHz frequency range based on the impedance analysis of thickness and thickness shear composite...
Schoenlein, Robert W., Falcone, Roger W., Abela, R., Alivisatos, A.P., Belkacem, A., Berrah, N., ...
Ultrafast laser and amplifier sources (1997)
Stoev, V., Christov, I., Durfee, C., Murnane, M.M., Rundquist, A., Taft, G., ...
Peer Reviewed
Beta limits in long-pulse tokamak discharges (1997)
Sauter, O., LaHaye, R. J., Chang, Z., Gates, D. A., Kamada, Y., Zohm, H., ...
The maximum normalized beta achieved in long-pulse tokamak discharges at low collisionality falls significantly below both that observed in short pulse discharges and that predicted by the ideal MHD...