Engineering Science and Mechanics

  • United States

Research Output 1963 2020

1986
17 Citations (Scopus)

Argon-ion implantation damage studies in silicon Schottky barriers using anodic oxidation/etching

Chien, H. C. & Ashok, S., Dec 1 1986, In : Journal of Applied Physics. 60, 8, p. 2886-2892 7 p.

Research output: Contribution to journalArticle

ion implantation
argon
etching
damage
oxidation
7 Citations (Scopus)

A study of target heating in low-energy ion-beam processing

Ringel, S. A., Mu, X. C., Fonash, S. J. & Ashok, S., Jan 1 1986, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 4, 5, p. 2385-2388 4 p.

Research output: Contribution to journalComment/debate

Ion beams
ion beams
Heating
heating
Processing
14 Citations (Scopus)

Barbiturate protection against hypoxic neuronal damage in vitro

Aitken, P. G. & Schiff, S., Jan 1 1986, In : Journal of Neurosurgery. 65, 2, p. 230-232 3 p.

Research output: Contribution to journalArticle

Pyramidal Cells
Pentobarbital
Perfusion
barbituric acid
In Vitro Techniques
39 Citations (Scopus)

Deep-level transient spectroscopy and photoluminescence studies of electron-irradiated Czochralski silicon

Awadelkarim, O. O., Weman, H., Svensson, B. G. & Lindström, J. L., Dec 1 1986, In : Journal of Applied Physics. 60, 6, p. 1974-1979 6 p.

Research output: Contribution to journalArticle

photoluminescence
silicon
spectroscopy
electrons
annealing
6 Citations (Scopus)

Deep level transient spectroscopy of interfacial traps at ion-implanted ultrahigh p-Si Schottky barriers

Slowik, J. H. & Ashok, S., Dec 1 1986, In : Applied Physics Letters. 49, 26, p. 1784-1786 3 p.

Research output: Contribution to journalArticle

traps
implantation
spectroscopy
ions
majority carriers

DESIGN OF LOW ALLOY STEELS FOR THICK WALL PRESSURE VESSELS.

Todd Copley, J., Dec 1 1986, Unknown Host Publication Title. Metallurgical Soc of AIME, p. 475-494 20 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Pressure vessels
High strength steel
Hydrogen
Steel
Embrittlement
1 Citation (Scopus)

Effect of surface texture on absorption by lossy dielectric slabs

Lakhtakia, A., Varadan, V. K. & Varadan, V. V., Jan 1 1986, In : Applied Optics. 25, 23, p. 4349-4352 4 p.

Research output: Contribution to journalArticle

Texturing
Electromagnetic waves
slabs
textures
Textures
2 Citations (Scopus)

ELASTIC ANISOTROPY OF CARBON-CARBON COMPOSITES DURING THE FABRICATION PROCESSES.

Hosten, B., Tittmann, B. R. & Abdel-Gawad, M., Dec 1 1986, In : Ultrasonics Symposium Proceedings. p. 1061-1063 3 p.

Research output: Contribution to journalConference article

Carbon carbon composites
Anisotropy
Fabrication
Photoacoustic effect
Ultrasonic waves

ELASTODYNAMIC RADIATION FROM LINE SOURCES BURIED IN LAYERED MEDIA HAVING PERIODICALLY VARYING INTERFACES.

Lakhtakia, A., Varadan, V. K. & Varadan, V. V., Dec 1 1986, In : American Society of Mechanical Engineers (Paper).

Research output: Contribution to journalConference article

Boundary conditions
Seismology
Radiation
Oceanography
Meteorology
52 Citations (Scopus)

Electron spin resonance study of high field stressing in metal-oxide-silicon device oxides

Warren, W. L. & Lenahan, P. M., Dec 1 1986, In : Applied Physics Letters. 49, 19, p. 1296-1298 3 p.

Research output: Contribution to journalArticle

metal oxides
electron paramagnetic resonance
oxides
silicon
injection
29 Citations (Scopus)

Electron spin resonance study of interface states induced by electron injection in metal-oxide-semiconductor devices

Mikawa, R. E. & Lenahan, P. M., Dec 1 1986, In : Journal of Applied Physics. 59, 6, p. 2054-2059 6 p.

Research output: Contribution to journalArticle

semiconductor devices
metal oxide semiconductors
electron paramagnetic resonance
injection
oxides

ENHANCED CASTINGS BY THE USE OF ULTRASONICS.

Tittmann, B. R., Mitchell, M. R., Abdel-Gawad, M. & Bulau, J., 1986, Review of Progress in Quantitative Nondestructive Evaluation. Thompson, D. O. & Chimenti, D. E. (eds.). Plenum Press, Vol. 5 B. p. 1533-1541 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Vibrations (mechanical)
Ultrasonics
Grain refinement
Liquid metals
Aluminum alloys

Erratum

Lakhtakia, A., Apr 1 1986, In : Applied Physics B Photophysics and Laser Chemistry. 39, 4, 1 p.

Research output: Contribution to journalComment/debate

14 Citations (Scopus)

Evidence for the formation of polycrystalline silicon by argon implantation and its passivation by atomic hydrogen

Ringel, S. A., Chien, H. C. & Ashok, S., Dec 1 1986, In : Applied Physics Letters. 49, 12, p. 728-730 3 p.

Research output: Contribution to journalArticle

passivity
implantation
argon
silicon
hydrogen
38 Citations (Scopus)

Free radicals in X-irradiated single crystals of sucrose: A reexamination

Sagstuen, E., Lund, A., Awadelkarim, O. O., Lindgren, M. & Westerling, J., Jan 1 1986, In : Journal of Physical Chemistry. 90, 22, p. 5584-5588 5 p.

Research output: Contribution to journalArticle

Fructose
sucrose
Sugar (sucrose)
Free radicals
free radicals
1 Citation (Scopus)

Low-energy hydrogen implantation for silicon Schottky barrier modification

Ashok, S. & Ringel, SA., Jan 1 1986, In : Vacuum. 36, 11-12, p. 917-920 4 p.

Research output: Contribution to journalArticle

Silicon
Hydrogen
implantation
Doping (additives)
silicon
17 Citations (Scopus)

Microstructure-mechanical property relationships in isothermally transformed vanadium steels

Todd, J. A. & Li, P., Jul 1 1986, In : Metallurgical Transactions A. 17, 7, p. 1191-1202 12 p.

Research output: Contribution to journalArticle

Vanadium
Steel
vanadium
toughness
steels
Mechanical properties
Hydrogen
Microstructure
Steel
Creep
4 Citations (Scopus)

Nontrivial grating that possesses only specular characteristics: Normal incidence

Lakhtakia, A., Varadan, V. V. & Varadan, V. K., Jan 1 1986, In : Journal of the Optical Society of America A: Optics and Image Science, and Vision. 3, 11, p. 1788-1793 6 p.

Research output: Contribution to journalArticle

Permittivity
incidence
Diffraction
gratings
Polarization
21 Citations (Scopus)

On a new class of planar fractals: The Pascal-Sierpinski gaskets

Holter, N. S., Lakhtakia, A., Varadan, V. K., Varadan, V. V. & Messier, R., Dec 1 1986, In : Journal of Physics A: Mathematical and General. 19, 9, p. 1753-1759 7 p., 047.

Research output: Contribution to journalReview article

gaskets
Gaskets
Pascal
Fractals
Fractal
13 Citations (Scopus)

On some relations for the inverse blackbody radiation problem

Lakhtakia, M. N. & Lakhtakia, A., Mar 1 1986, In : Applied Physics B Photophysics and Laser Chemistry. 39, 3, p. 191-193 3 p.

Research output: Contribution to journalArticle

adequacy
Power spectrum
power spectra
Temperature distribution
temperature distribution
17 Citations (Scopus)

On the spatial Fourier transforms of the Pascal-Sierpinski gaskets

Lakhtakia, A. & Holter, N. S., 1986, In : Journal of Physics A: General Physics. 19, 15, p. 3147-3152 6 p., 035.

Research output: Contribution to journalArticle

gaskets
Gaskets
Pascal
Fractals
Fractal
3 Citations (Scopus)

On the Ubiquity of Ion Bombardment Modification of Silicon Schottky Barriers

Ashok, S., Giewont, K. & Vyas, H. P., Jan 1 1986, In : physica status solidi (a). 98, 1, p. K99-K104

Research output: Contribution to journalArticle

Schottky barrier diodes
Silicon
Ion bombardment
84 Citations (Scopus)

PARAMETRIC STUDY OF MICROWAVE REFLECTION CHARACTERISTICS OF A PLANAR ACHIRAL-CHIRAL INTERFACE.

Lakhtakia, A., Varadan, V. V. & Varadan, V. K., May 1986, In : IEEE Transactions on Electromagnetic Compatibility. EMC-28, 2, p. 90-95 6 p.

Research output: Contribution to journalArticle

half spaces
Electromagnetic fields
Microwaves
microwaves
electromagnetic fields
7 Citations (Scopus)

PHASE EQUILIBRIA AND STRUCTURAL CHEMISTRY IN TERNARY SYSTEMS: TRANSITION METAL-BORON-NITROGEN.

Smid, I. & Rogl, P., 1986, Institute of Physics Conference Series. 75 ed. p. 249-257 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

ternary systems
boron
transition metals
chemistry
iron
acetic acid
acids
single crystals
products
anions
1 Citation (Scopus)

PRIMARY AND SECONDARY REDUCTION PRODUCTS IN IRRADIATED ACETIC, MONOLFLUOROACETIC AND GLYCOLIC ACID SINGLE CRYSTAL.

Awadelkarim, O. O., Lund, A. & Samskog, P. O., Jan 1 1986, In : Radiation Physics and Chemistry. 27, 5, p. 353-359 7 p.

Research output: Contribution to journalArticle

acetic acid
acids
single crystals
products
anions
2 Citations (Scopus)

PROCESSING RESIN MATRIX COMPOSITES USING HIGH INTENSITY ULTRASOUND.

Graham, L. J., Ahlberg, L. A., Cohen-Tenoudji, F. & Tittmann, B. R., Dec 1 1986, In : Ultrasonics Symposium Proceedings. p. 1013-1016 4 p.

Research output: Contribution to journalConference article

Laminates
Resins
Ultrasonics
Graphite epoxy composites
Composite materials
9 Citations (Scopus)

Rayleigh wave diffraction from surface-breaking discontinuities

Tittmann, B. R., Ahlberg, L. A. & Mal, A. K., Dec 1 1986, In : Applied Physics Letters. 49, 20, p. 1333-1335 3 p.

Research output: Contribution to journalArticle

wave diffraction
Rayleigh waves
discontinuity
cracks
S waves
7 Citations (Scopus)

Reflection and Transmission Characteristics of a Slab with Periodically Varying Surfaces

Cain, W. N., Varadan, V. K., Varadan, V. V. & Lakhtakia, A., Jan 1 1986, In : IEEE Transactions on Antennas and Propagation. 34, 9, p. 1159-1163 5 p.

Research output: Contribution to journalArticle

Electromagnetic fields
Scattering
Decomposition
12 Citations (Scopus)

Reflection characteristics of a dielectric slab containing dielectric or perfectly conducting cylindrical gratings

Lakhtakia, A., Varadan, V. V. & Varadan, V. K., Mar 15 1986, In : Applied Optics. 25, 6, p. 887-894 8 p.

Research output: Contribution to journalArticle

slabs
gratings
reflector antennas
conduction
antenna design
14 Citations (Scopus)

Reflection characteristics of an elastic slab containing a periodic array of elastic cylinders: SH wave analysis

Lakhtakia, A., Varadan, V. V. & Varadan, V. K., Jan 1 1986, In : Journal of the Acoustical Society of America. 80, 1, p. 311-316 6 p.

Research output: Contribution to journalArticle

elastic cylinders
SH waves
slabs
gratings
matrix methods
25 Citations (Scopus)

RESPONSE OF THICK, NOTCHED LAMINATES SUBJECTED TO TENSION-COMPRESSION CYCLIC LOADS.

Bakis, C. E. & Stinchcomb, W. W., 1986, ASTM Special Technical Publication. Hahn, H. T. (ed.). ASTM, p. 314-334 21 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cyclic loads
Laminates
Compaction
Stiffness
Fatigue of materials
3 Citations (Scopus)

Scalar scattering characteristics of a periodic, impenetrable surface: Effect of surface modeling errors

Lakhtakia, A., Varadan, V. K. & Varadan, V. V., Dec 1 1986, In : Journal of Applied Physics. 60, 12, p. 4090-4094 5 p.

Research output: Contribution to journalArticle

scalars
scattering
matrix methods
fractals
resources
48 Citations (Scopus)

Selective neuronal vulnerability to hypoxia in vitro

Aitken, P. G. & Schiff, S., Jun 6 1986, In : Neuroscience letters. 67, 1, p. 92-96 5 p.

Research output: Contribution to journalArticle

Dentate Gyrus
Synaptic Transmission
Ischemia
In Vitro Techniques
Hypoxia
9 Citations (Scopus)

Self-similarity versus self-affinity: The Sierpinski gasket revisited

Lakhtakia, A., Messier, R., Varadan, V. V. & Varadan, V. K., Dec 1 1986, In : Journal of Physics A: Mathematical and General. 19, 16, p. L985-L989 007.

Research output: Contribution to journalArticle

Self-affinity
Sierpinski Gasket
Self-similarity
Hilbert
affinity
8 Citations (Scopus)

Spatial convolution and the generation of clusters and generalized Cantor bars

Lakhtakia, A., Messier, R., Varadan, V. V. & Varadan, V. K., Sep 29 1986, In : Physics Letters A. 118, 2, p. 54-58 5 p.

Research output: Contribution to journalArticle

convolution integrals
spectrum analysis
dust
2 Citations (Scopus)

Summary Abstract: Synergistic effects in on bombardment modification of silicon Schottky contacts

Giewont, K., Ringel, S. A. & Ashok, S., Jan 1 1986, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 4, 3, p. 845-846 2 p.

Research output: Contribution to journalArticle

bombardment
electric contacts
Silicon
silicon
4 Citations (Scopus)

Surface features and plasticity induced by tension-tension fatigue of Inconel 718

Khatri, R. P., Pangborn, R. N., Cook, T. S. & Roberts, M., Feb 1 1986, In : Journal of Materials Science. 21, 2, p. 511-521 11 p.

Research output: Contribution to journalArticle

Plasticity
Fatigue of materials
Fatigue testing
X ray diffraction
Scanning electron microscopy
15 Citations (Scopus)

The early stages of tempering in a 3CR-1.5MO steel

Todd Copley, J., Jan 1 1986, In : Scripta Metallurgica. 20, 2, p. 269-274 6 p.

Research output: Contribution to journalArticle

Tempering
Pressure vessels
Steel
6 Citations (Scopus)

Thermal anneal recovery of silicon surface barriers from argon ion implantation damage

Giewont, K., Ashok, S. & Mogro-Campero, A., Aug 15 1986, In : Thin Solid Films. 142, 1, p. 13-20 8 p.

Research output: Contribution to journalArticle

Argon
Silicon
Ion implantation
ion implantation
recovery
120 Citations (Scopus)

Thermal-equilibrium defect processes in hydrogenated amorphous silicon

Smith, Z. E., Aljishi, S., Slobodin, D., Chu, V., Wagner, S., Lenahan, P. M., Arya, R. R. & Bennett, M. S., Jan 1 1986, In : Physical Review Letters. 57, 19, p. 2450-2453 4 p.

Research output: Contribution to journalArticle

amorphous silicon
defects
cooling
solar cells
room temperature

TRANSMISSION OF SH WAVES THROUGH A PERIODIC ARRAY OF ELASTIC CYLINDERS.

Varadan, V. V., Lakhtakia, A. & Varadan, V. K., 1986, In : [No source information available].

Research output: Contribution to journalArticle

Acoustic variables control
Diffraction
11 Citations (Scopus)

Trapping site geometry of N2H4 + radical ion in x-irradiated single crystals of N2H5HC 2O4: An ENDOR study

Sagstuen, E., Awadelkarim, O. O., Lund, A. & Masiakowski, J., Jan 1 1986, In : The Journal of Chemical Physics. 85, 6, p. 3223-3228 6 p.

Research output: Contribution to journalArticle

Protons
trapping
Single crystals
Ions
Proton transfer
2 Citations (Scopus)

ULTRASONIC ATTENUATION IN CARBON-CARBON COMPOSITES AND THE DETERMINATION OF POROSITY.

Tittmann, B. R., Hosten, B. & Abdel-Gawad, M., Dec 1 1986, In : Ultrasonics Symposium Proceedings. p. 1047-1050 4 p.

Research output: Contribution to journalConference article

Carbon carbon composites
Porosity
Ultrasonics
Optical microscopy
Volume fraction
6 Citations (Scopus)

Use of combinatorial algebra for diffusion on fractals

Lakhtakia, A., Messier, R., Varadan, V. K. & Varadan, V. V., Jan 1 1986, In : Physical Review A. 34, 3, p. 2501-2504 4 p.

Research output: Contribution to journalArticle

fractals
algebra
gaskets
20 Citations (Scopus)

Voltammetry at polymer-modified stationary and rotating microelectrodes. Application to determination of electron-transfer rates at polymer/solution interfaces

Mallouk, T. E., Cammarata, V., Crayston, J. A. & Wrighton, M. S., Jan 1 1986, In : The Journal of Physical Chemistry. 90, 10, p. 2150-2156 7 p.

Research output: Contribution to journalArticle

Microelectrodes
Voltammetry
Polymer solutions
Polymers
electron transfer
1985
18 Citations (Scopus)

ACOUSTIC RESPONSE OF A PERIODICALLY ROUGH ELASTIC PLATE (ICE) IN CONTACT WITH WATER.

Lakhtakia, A., Varadan, V. K. & Varadan, V. V., Mar 1985, In : Journal of Applied Mechanics, Transactions ASME. 52, 1, p. 144-148 5 p.

Research output: Contribution to journalArticle

elastic plates
Ice
ice
Acoustics
acoustics

ANALYSIS OF FATIGUE DAMAGE BY X-RAY DIFFRACTION.

Pangborn, R. N., Zamrik, S. Y., Khatri, R. P. & Mirdamadi, M., Jan 1 1985, In : American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP. 98-8, p. 93-99 7 p.

Research output: Contribution to journalConference article

Fatigue damage
Diffraction
X ray diffraction
X rays