W. L. Johnson

Publication List Details

Period

1974 - 2008

Number

115

Co-Authors

Heterogeneous nucleation in a glass-forming alloy (2008)

Wall, J. J., Liu, C. T., Li, J. J. Z., Liaw, P. K., Choo, H., ...

Nucleation in the undercooled liquid state in the bulk metallic glass-forming composition Zr52.5Cu17.9Ni14.6Al10Ti5 (VIT-105), produced using high purity (PA) and commercial purity (CA) raw materials...

Pseudo-binary phase diagram for Zr-based in situ ß phase composites (2007)

Lee, S. Y., Kim, C. P., Almer, J. D., Lienert, U., Ustundag, E., Johnson, W. L.

The pseudo-binary (quasi-equilibrium) phase diagram for Zr-based bulk metallic glasses with crystalline in situ precipitates (ß phase) has been constructed from high-temperature phase information...

Toward the Holodeck: Integrating Graphics, Sound, Character and Story (2007)

Swartout, W., Hill, R., Gratch, J., Johnson, W. L., Kyriakakis, C., LaBore, C., ...

We describe an initial prototype of a holodeck-like environment that we have created for the Mission Rehearsal Exercise Project. The goal of the project is to create an experience learning system...

Limited Domain Synthesis of Expressive Military Speech for Animated Characters (2007)

Johnson, W. L., Narayanan, Shrikanth, Whitney, Richard, Das, Rajat, LaBore, Catherine

Text-to-speech synthesis can play an important role in interactive education and training applications, as voices for animated agents. Such agents need high-quality voices capable of expressing...

Limited Domain Synthesis of Expressive Military Speech for Animated Characters (2007)

Johnson, W. L., Narayanan, S., Whitney, R., Das, R., Bulut, M., LaBore, C.

Text-to-speech synthesis can play an important role in interactive education and training applications, as voices for animated agents. Such agents need high-quality voices capable of expressing...

Thermophysical and elastic properties of Cu50Zr50 and (Cu50Zr50)95Al5 bulk-metallic-glass-forming alloys (2006)

Fan, G. J., Freels, M., Choo, H., Liaw, P. K., Li, J. J. Z., Rhim, Won-Kyu, ...

By employing a containerless high-temperature high-vacuum electrostatic levitation technique, the thermophysical properties, including the ratio between the specific heat capacity and the...

On the existence of Einstein oscillators and thermal conductivity in bulk metallic glass (2006)

Zhou, Zhenhua, Uher, Ctirad, Xu, Donghua, Johnson, W. L., Gannon, W., Aronson, M. C.

Low-temperature specific heat and thermal conductivity of bulk metallic glasses are measured to identify the primary vibrational modes associated with their unique structures. An Einstein-type...

Validity of temperature and time equivalence in metallic glasses during shear deformation (2006)

Zink, Mareike, Samwer, K., Johnson, W. L., Mayr, S. G.

Competing internal and external time scales, which are determined by temperature and experimental sampling time—viz., reciprocal frequency—respectively, are essentials for understanding the...

Thermophysical properties of a Cu46Zr42Al7Y5 bulk metallic glass-forming liquid (2006)

Fan, G. J., Li, J. J. Z., Rhim, Won-Kyu, Qiao, D. C., Choo, H., Liaw, P. K., ...

The thermophysical properties, including the specific volume V, the surface tension sigma, and the viscosity eta, of a Cu46Zr42Al7Y5 bulk metallic glass in the molten state were investigated using a...

Plastic deformation of metallic glasses: Size of shear transformation zones from molecular dynamics simulations (2006)

Zink, Mareike, Samwer, K., Johnson, W. L., Mayr, S. G.

Plastic deformation in metallic glasses well below their glass transition temperatures Tg occurs spatially heterogeneously within highly localized regions, termed shear transformation zones (STZs)....

A Universal Criterion for Plastic Yielding of Metallic Glasses with a (T/Tg)2/3 Temperature Dependence (2005)

Johnson, W. L., Samwer, K.

Room temperature (TR) elastic constants and compressive yield strengths of ~30 metallic glasses reveal an average shear limit gammaC=0.0267±0.0020, where tauY=gammaCG is the maximum resolved shear...

Geometric model for the critical-value problem of nucleation phenomena containing the size effect of nucleating agent (2005)

Xu, Donghua, Johnson, W.L.

Nucleation is of great concern in many cases—for example, the production of artificial rainfall and the synthesis of advanced amorphous alloys. Although exact solutions have been well known to both...

Surface pinning in an amorphous ZrTiCuNiBe alloy (2005)

Fil, V. D., Fil, D. V., Avramenko, Yu. A., Gaiduk, A. L., Johnson, W. L.

We have measured the amplitude and the phase of an electromagnetic (EM) field radiated from a superconductor (amorphous ZrTiCuNiBe alloy) in the mixed state due to the interaction of the flux lattice...

Influence of Kinetic and Thermodynamic Factors on the Glass-Forming Ability of Zirconium-Based Bulk Amorphous Alloys (2005)

Mukherjee, S., Schroers, J., Johnson, W. L.

The time-temperature-transformation curves for three zirconium-based bulk amorphous alloys are measured to identify the primary factors influencing their glass-forming ability. The melt viscosity is...

Noncontact measurement of high-temperature surface tension and viscosity of bulk metallic glass-forming alloys using the drop oscillation technique (2005)

Mukherjee, S., Johnson, W. L., Rhim, W. K.

High-temperature surface tension and viscosities for five bulk metallic glass-forming alloys with widely different glass-forming abilities are measured. The measurements are carried out in a...

Overheating threshold and its effect on time–temperature-transformation diagrams of zirconium based bulk metallic glasses (2004)

Mukherjee, S., Zhou, Z., Schroers, J., Johnson, W. L., Rhim, W. K.

A pronounced effect of overheating is observed on the crystallization behavior for the three zirconium-based bulk metallic glasses: Zr41.2Ti13.8Cu12.5Ni10Be22.5, Zr57Cu15.4Ni12.6Al10Nb5, and...

Surface pinning in amorphous ZrTiCuNiBe alloy (2004)

Fil, V. D., Fil, D. V., Avramenko, Yu. A., Gaiduk, A. L., Johnson, W. L.

We have measured the amplitude and the phase of an electromagnetic (EM) field radiated from superconductor (amorphous ZrTiCuNiBe alloy) in the mixed state due to interaction of the flux lattice with...

Bulk metallic glass formation in binary Cu-rich alloy series – Cu100−xZrx (x=34, 36, 38.2, 40 at.%) and mechanical properties of bulk Cu64Zr36 glass (2004)

Xu, Donghua, Lohwongwatana, Boonrat, Duan, Gang, Johnson, W. L., Garland, Carol

The compositional dependence of a glass-forming ability (GFA) was systematically studied in a binary alloy series Cu100−xZrx (x=34, 36, 38.2, 40 at.%) by the copper mold casting method. Our results...

Shear bands and cracking of metallic glass plates in bending (2003)

Conner, R. D., Johnson, W. L., Paton, N. E., Nix, W. D.

The thickness dependence of yielding and fracture of metallic glass plates subjected to bending is considered in terms of the shear band processes responsible for these properties. We argue that the...

Vitrification and determination of the crystallization time scales of the bulk-metallic-glass-forming liquid Zr58.5Nb2.8Cu15.6Ni12.8Al10.3 (2001)

Hays, C. C., Schroers, J., Johnson, W. L., Rathz, T. J., Hyers, R. W., Rogers, J. R., ...

The crystallization kinetics of Zr58.5Nb2.8Cu15.6Ni12.8Al10.3 were studied in an electrostatic levitation (ESL) apparatus. The measured critical cooling rate is 1.75 K/s....

Processing of carbon-fiber-reinforced Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 bulk metallic glass composites (2001)

Kim, C. P., Busch, R., Masuhr, A., Choi-Yim, H., Johnson, W. L.

Carbon-fiber-reinforced bulk metallic glass composites are produced by infiltrating liquid Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 into carbon fiber bundles with diameter of the individual fiber of 5 mum....

In situ transmission electron microscopy studies of shear bands in a bulk metallic glass based composite (2001)

Pekarskaya, E., Kim, C. P., Johnson, W. L.

In situ straining transmission electron microscopy (TEM) experiments were performed to study the propagation of the shear bands in the Zr56.3Ti13.8Cu6.9Ni5.6Nb5.0Be12.5 bulk metallic glass based...

Electrochemical characterization and surface analysis of bulk amorphous alloys in aqueous solutions at different pH (2001)

Schennach, R., Grady, T., Naugle, D. G., McWhinney, H., Hays, C. C., Johnson, W. L., ...

Bulk amorphous alloys are a new class of materials with a variety of characteristics that make them useful for applications in aqueous environments. While some bulk amorphous metals show increased...

Crystallization of amorphous Cu47-Ti34-Zr11-Ni8 (2001)

Glade, S. C., Löffler, J. F., Bossuyt, S., Johnson, W. L., Miller, M. K.

The results of a study on the crystallization of amorphous Cu47-Ti34-Zr11-Ni8 with the use of differential scanning calorimetry, transmission electron microscopy (TEM), x-ray diffraction, field ion...

Electron renormalization of sound interaction with two-level systems in superconducting metallic glasses (2000)

Bezuglyi, E. V., Gaiduk, A. L., Fil, V. D., Zherlitsyn, S., Johnson, W. L., Bruls, G., ...

The crossing of the temperature dependences of sound velocity in the normal and the superconducting state of metallic glasses indicates renormalization of the intensity of sound interaction with...

Viscous flow of the Cu47-Ti34-Zr11-Ni8 glass forming alloy (2000)

Glade, S. C., Johnson, W. L.

The viscosity of the Cu47-Ti34-Zr11-Ni8 glass forming alloy was determined by beam bending experiments and by a noncontact oscillating drop technique. These viscosity data can be described with the...

Thermodynamics of Cu47Ti34Zr11Ni8, Zr52.5Cu17.9Ni14.6Al10Ti5 and Zr57Cu15.4Ni12.6Al10Nb5 bulk metallic glass forming alloys (2000)

Glade, S. C., Busch, R., Lee, D. S., Johnson, W. L., Wunderlich, R. K., Fecht, H. J.

The differences in the thermodynamic functions between the liquid and the crystalline states of three bulk metallic glass forming alloys, Cu47Ti34Zr11Ni8, Zr52.5Cu17.9Ni14.6Al10Ti5, and...

Microstructure Controlled Shear Band Pattern Formation and Enhanced Plasticity of Bulk Metallic Glasses Containing in situ Formed Ductile Phase Dendrite Dispersions (2000)

Hays, C. C., Kim, C. P., Johnson, W. L.

Results are presented for a ductile metal reinforced bulk metallic glass matrix composite based on glass forming compositions in the Zr-Ti-Cu-Ni-Be system. Primary dendrite growth and solute...

Electron renormalization of sound interaction with two-level systems in superconducting metglasses (1999)

Bezuglyi, E. V., Gaiduk, A. L., Fil, V. D., Zherlitsyn, S. V., Johnson, W. L., Bruls, G., ...

The crossing of temperature dependencies of sound velocity in the normal and the superconducting state of metallic glasses indicates renormalization of the intensity of sound interaction with...

Sound attenuation in the superconducting amorphous alloy ZrTiCuNiBe (1999)

Bezuglyi, E. V., Gaiduk, A. L., Fil, V. D., Johnson, W. L., Bruls, G., Lüthi, B., ...

The superconducting energy gap and the parameter eta determining the intensity of electron scattering at two-level systems in amorphous ZrTiCuNiBe are determined from the results of measurements of...

Sound attenuation in the superconducting amorphous alloy ZrTiCuNiBe (1999)

Bezuglyi, E. V., Gaiduk, A. L., Fil, V. D., Johnson, W. L., Bruls, G., Luethi, B., ...

The superconducting energy gap and the parameter of the intensity of electron scattering at two-level systems in amorphous ZrTiCuNiBe are determined from the results of measurements of sound...

Large supercooled liquid region and phase separation in the Zr–Ti–Ni–Cu–Be bulk metallic glasses (1999)

Hays, C. C., Kim, C. P., Johnson, W. L.

Results of calorimetric, differential thermal analysis, and structural measurements are presented for a series of bulk metallic glass forming compositions in the Zr-Ti-Cu-Ni-Be alloy system. The...

Continuous refinement of the microstructure during crystallization of supercooled Zr41Ti14Cu12Ni10Be23 melts (1999)

Schroers, J., Busch, R., Masuhr, A., Johnson, W. L.

Isothermal crystallization studies are performed on Zr41Ti14Cu12Ni10Be23 melts between the liquidus and the glass transition temperature. The resulting time–temperature-transformation diagram is in...

Small-angle x-ray-scattering study of phase separation and crystallization in the bulk amorphous Mg62Cu25Y10Li3 alloy (1999)

Liu, W., Johnson, W. L., Schneider, S., Geyer, U., Thiyagarajan, P.

We report on a small-angle x-ray-scattering (SAXS) and differential scanning calorimetry study of phase separation and crystallization in rapidly quenched amorphous Mg62Cu25Y10Li3 alloy samples....

Time Scales for Viscous Flow, Atomic Transport, and Crystallization in the Liquid and Supercooled Liquid States of Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 (1999)

Masuhr, A., Waniuk, T. A., Busch, R., Johnson, W. L.

The shear viscosity of liquid Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 has been measured. At the liquidus temperature we find an extremely high viscosity of 2.5 Pa s, favoring glass formation. At deep...

Change of Compressiblity at the Glass Transition and Prigogine-Defay Ratio in ZrTiCuNiBe Alloys (1999)

Samwer, K., Busch, R., Johnson, W. L.

The change of the compressibility at the glass transition Tg is evaluated from pressure experiments in the liquid and the glassy state of the ZrTiCuNiBe bulk metallic glass forming system. Via the...

Melt infiltration casting of bulk metallic-glass matrix composites (1998)

Dandliker, R. B., Conner, R. D., Johnson, W. L.

The authors describe a technique for melt infiltration casting of composites with a metallic-glass matrix. We made rods 5 cm in length and 7 mm in diameter. The samples were reinforced by continuous...

The effect of silicon on the glass forming ability of the Cu47Ti34Zr11Ni8 bulk metallic glass forming alloy during processing of composites (1998)

Choi-Yim, H., Busch, R., Johnson, W. L.

Composites of the Cu47Ti34Zr11Ni8 bulk metallic glass, reinforced with up to 30 vol % SiC particles are synthesized and characterized. Results based on x-ray diffraction, optical microscopy, scanning...

The kinetic glass transition of the Zr46.75Ti8.25Cu7.5Ni10Be27.5 bulk metallic glass former-supercooled liquids on a long time scale (1998)

Busch, R., Johnson, W. L.

Viscosity and enthalpy relaxation from the amorphous state into the supercooled liquid state was investigated in the bulk metallic glass forming Zr46.75Ti8.25Cu7.5Ni10Be27.5 alloy below the...

Thermodynamics and kinetics of the Mg65Cu25Y10 bulk metallic glass forming liquid (1998)

Busch, R., Liu, W., Johnson, W. L.

The thermodynamics and kinetics of the bulk metallic glass forming Mg65Cu25Y10 liquid were investigated using differential scanning calorimetry and three-point beam bending. The experiments lead to...

Electron renormalization of sound interaction with two-level systems in superconducting metglasses (1998)

Bezuglyi, E. V., Gaiduk, A. L., Fil, V. D., Johnson, W. L., Bruls, G., Luethi, B., ...

The crossing of temperature dependences of the sound velocity in normal and superconducting state of metallic glasses points out unambiguously the renormalization of the intensity of sound...

Bulk metallic glass matrix composites (1997)

Choi-Yim, H., Johnson, W. L.

Composites with a bulk metallic glass matrix were synthesized and characterized. This was made possible by the recent development of bulk metallic glasses that exhibit high resistance to...

Low-temperature acoustic characteristics of the amorphous alloy Zr41.2Ti13.8Cu12.5Ni10Be22.5 (1997)

Gaiduk, A. L., Bezuglyi, E. V., Fil, V. D., Johnson, W. L.

The temperature dependences of the sound velocity v and attenuation alpha of high-frequency (50–160 MHz) sound in the bulk amorphous alloy Zr41.2Ti13.8Cu12.5Ni10Be22.5 are studied at helium...

Fracture toughness and fatigue-crack propagation in a Zr–Ti–Ni–Cu–Be bulk metallic glass (1997)

Gilbert, C. J., Ritchie, R. O., Johnson, W. L.

The recent development of metallic alloy systems which can be processed with an amorphous structure over large dimensions, specifically to form metallic glasses at low cooling rates (similar to 10...

Specific Volumes of the Alloy in the Liquid, and Crystalline States (1997)

K. Ohsaka, A. And, W. L. Johnson

The specific volumes of the alloy as a function of temperature, are determined by employing an digitizing technique and numerical calculation methods applied the electrostatically levitated spherical...

Collected Papers of the Soar/IFOR Project. Spring 1995. (1997)

Johnson, W. L., Jones, Randolph M., Koss, Frank V., Laird, John E., Lehman, Jill F.

Since the summer of 1992, the Soar/IFR research group has been building intelligent automated agents for tactical air simulation. The Soar/IFOR research project exists at three sites, the University...

Specific volumes of the Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 alloy in the liquid, glass, and crystalline states (1997)

Ohsaka, K., Chung, S. K., Rhim, W. K., Peker, A., Scruggs, D., Johnson, W. L.

The specific volumes of the Zr41.2Ti13.8CU12.5Ni10.0Be2.25 alloy as a function of temperature, T, are determined by employing an image digitizing technique and numerical calculation methods applied...

Noncontact modulation calorimetry of metallic liquids in low Earth orbit (1997)

Wunderlich, R. K., Lee, D. S., Johnson, W. L.

Noncontact modulation calorimetry using electromagnetic heating and radiative heat loss under ultrahigh-vacuum conditions has been applied to levitated solid, liquid, and metastable liquid samples....

Oxidation and crystallization of an amorphous Zr60Al15Ni25 alloy (1996)

Sun, X., Schneider, S., Geyer, U., Johnson, W. L., Nicolet, M-A.

The amorphous ternary metallic alloy Zr60Al15Ni25 was oxidized in dry oxygen in the temperature range 310 ±C to 410 ±C. Rutherford backscattering (RBS) and cross-sectional transmission electron...

Small atom diffusion and breakdown of the Stokes–Einstein relation in the supercooled liquid state of the Zr46.7Ti8.3Cu7.5Ni10Be27.5 alloy (1996)

Geyer, U., Johnson, W. L., Schneider, S., Qiu, Y., Tombrello, T. A.

Be diffusivity data in the bulk metallic glass forming alloy Zr46.7Ti8.3Cu7.5Ni10Be27.5 are reported for temperatures between 530 and 710 K, extending 85 K into the supercooled liquid state of the...

Precipitation of bcc nanocrystals in bulk Mg–Cu–Y amorphous alloys (1996)

Liu, Wenshan, Johnson, W. L.

Coexistent amorphous and nanoscale bcc-Mg7Li3 phases were found in slowly quenched alloys of the Mg65–xLixCu25Y10 system containing 3 to 15 at.% Li. The crystallization behavior of these alloys has...

Surface microstructure of Zr41.25Ti13.75Cu12.5Ni10.0Be22.5, a bulk metallic glass (1996)

LaMadrid, M. A., O'Connor, S. D., Peker, A., Johnson, W. L., Baldeschwieler, J. D.

The surface of Zr41.25Ti13.75Cu12.5Ni10.0Be22.5, a bulk metallic glass prepared by RF induction melting, has been imaged using atomic force microscopy. The untreated surfaces were very smooth;...

Supercooled melting in multicomponent Zr–Al–Cu–Ni diffusion couples (1996)

Busch, R., Bakke, E., Johnson, W. L.

Diffusion couples combining a hcp Zr90Al10 supersaturated solid solution with a fcc Cu64Ni36 solid solution were annealed at 410 °C for different times. The reaction at the interface was...

Experimental determination of a time–temperature-transformation diagram of the undercooled Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 alloy using the containerless electrostatic levitation processing technique (1996)

Kim, Y. J., Busch, R., Johnson, W. L., Rulison, A. J., Rhim, W. K.

High temperature high vacuum electrostatic levitation was used to determine the complete time–temperature–transformation (TTT) diagram of the Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 bulk metallic glass...

The dynamic compressive behavior of beryllium bearing bulk metallic glasses (1996)

Bruck, H. A., Rosakis, A. J., Johnson, W. L.

In 1993, a new beryllium bearing bulk metallic glass with the nominal composition of Zr41.25Ti13.75Cu12.5Ni10Be22.5 was discovered at Caltech. This metallic glass can be cast as cylindrical rods as...

Formation of nanocrystals based on decomposition in the amorphous Zr41.2Ti13.8Cu12.5Ni10Be22.5 alloy (1996)

Schneider, S., Thiyagarajan, P., Johnson, W. L.

Primary crystallization and decomposition in the bulk amorphous alloy Ar41.2Ti13.8Cu12.5Ni10Be22.5 have been studied by small angle neutron scattering (SANS), transmission electron microscopy (TEM),...

Formation of Ti–Zr–Cu–Ni bulk metallic glasses (1995)

Lin, X. H., Johnson, W. L.

Formation of bulk metallic glass in quaternary Ti–Zr–Cu–Ni alloys by relatively slow cooling from the melt is reported. Thick strips of metallic glass were obtained by the method of metal mold...

The viscosity of the Zr46.75Ti8.25Cu7.5Ni10Be27.5 bulk metallic glass forming alloy in the supercooled liquid (1995)

Bakke, E., Busch, R., Johnson, W. L.

The viscosity of the Zr46.75Ti8.25Cu7.5Ni10Be27.5 bulk metallic glass forming alloy in the supercooled liquid was measured using parallel plate rheometry. The measurements were carried out with...

Atomic diffusion in the supercooled liquid and glassy states of the Zr41.2Ti13.8Cu12.5Ni10Be22.5 alloy (1995)

Geyer, U., Schneider, S., Johnson, W. L., Qiu, Y., Tombrello, T. A.

The self-diffusivity of Be in the bulk metallic amorphous alloy Zr41.2Ti13.8Cu12.5Ni10Be22.5 is investigated. Below the glass transition temperature the data suggest a single atomic jump diffusion...

Decomposition and primary crystallization in undercooled Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 melts (1995)

Busch, R., Schneider, S., Peker, A., Johnson, W. L.

Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 bulk metallic glasses were prepared by cooling the melt with a rate of about 10 K/s and investigated with respect to their chemical and structural homogeneity by atom...

Hemispherical total emissivity and specific heat capacity of deeply undercooled Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 melts (1995)

Busch, R., Kim, Y. J., Johnson, W. L., Rulison, A. J., Rhim, W. K., Isheim, D.

High-temperature high-vacuum electrostatic levitation (HTHVESL) and differential scanning calorimetry (DSC) were combined to determine the hemispherical total emissivity epsilon T, and the specific...

Thermodynamics and kinetics of the undercooled liquid and the glass transition of the Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 alloy (1995)

Busch, R., Kim, Y. J., Johnson, W. L.

Differential scanning calorimetry (DSC) was used to determine the thermodynamic functions of the undercooled liquid and the amorphous phase with respect to the crystalline state of the...

Metallic glass formation in highly undercooled Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 during containerless electrostatic levitation processing (1994)

Kim, Y. J., Busch, R., Johnson, W. L., Rulison, A. J., Rhim, W. K.

Various sample sizes of Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 with masses up to 80 mg were undercooled below Tg (the glass transition temperature) while electrostatically levitated. The final solidification...

A highly processable metallic glass: Zr41.2Ti13.8Cu12.5Ni10.0Be22.5 (1993)

Peker, A., Johnson, W.L.

We report on the properties of one example of a new family of metallic alloys which exhibit excellent glass forming ability. The critical cooling rate to retain the glassy phase is of the order of 10...

Search for instability-induced amorphization in deuterated ErFe2 (1993)

Li, J., Yelon, W. B., Johnson, W. L.

Experimental evidence–in the form of a specific-heat anomaly–for instability-induced amorphization of ErFe2 by hydrogenation was recently reported by Fecht, Fu, and Johnson [Phys. Rev. Lett. 64,...

Gibbs free-energy difference between the glass and crystalline phases of a Ni-Zr alloy (1993)

Ohsaka, K., Trinh, E. R., Holzer, J. C., Johnson, W. L.

The heats of eutectic melting and devitrification, and the specific heats of the crystalline, glass, and liquid phases have been measured for a Ni24Zr76 alloy. The data are used to calculate the...

Mechanically driven alloying and grain size changes in nanocrystalline Fe-Cu powders (1993)

Eckert, J., Holzer, J. C., Johnson, W. L.

Highly supersaturated nanocrystalline FexCu100-x alloys (10 less-than-or-equal-to x less-than-or-equal-to 95) have been prepared by mechanical alloying of elemental crystalline powders. The...

Thermal stability and grain growth behavior of mechanically alloyed nanocrystalline Fe-Cu alloys (1993)

Eckert, J., Holzer, J. C., Johnson, W. L.

X-ray diffraction, transmission electron microscopy, and differential scanning calorimetry were used to study the thermal stability of highly supersaturated nanocrystalline FexCu100−x alloys (10