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Research Output 2007 2019

2019

Disentangling spin-orbit coupling and local magnetism in a quasi-two-dimensional electron system

Cai, X., Ayino, Y., Yue, J., Xu, P., Jalan, B. & Pribiag, V., Aug 7 2019, In : Physical Review B. 100, 8, 081402.

Research output: Contribution to journalArticle

Strontium titanates
Neodymium compounds
neodymium compounds
strontium titanates
Titanium compounds
5 Citations (Scopus)

Electrostatic Control of Insulator–Metal Transition in La-doped SrSnO 3 Films

Thoutam, L. R., Yue, J., Prakash, A., Wang, T., Elangovan, K. E. & Jalan, B., Feb 14 2019, In : ACS applied materials & interfaces.

Research output: Contribution to journalArticle

Hopping transport in SrTiO3 / N d1-xTiO3 / SrTiO3 heterostructures

Thoutam, L. R., Yue, J., Xu, P. & Jalan, B., Jun 27 2019, In : Physical Review Materials. 3, 6, 065006.

Research output: Contribution to journalArticle

Heterojunctions
electronics
Vacancies
stoichiometry
crossovers

Unraveling the effect of electron-electron interaction on electronic transport in La-doped SrSnO 3 films

Yue, J., Thoutam, L. R., Prakash, A., Wang, T. & Jalan, B., Aug 19 2019, In : Applied Physics Letters. 115, 8, p. 082102

Research output: Contribution to journalArticle

Wide Bandgap Perovskite Oxides with High Room-Temperature Electron Mobility

Prakash, A. & Jalan, B., Jan 1 2019, In : Advanced Materials Interfaces. 6, 15, 1900479.

Research output: Contribution to journalReview article

Electron mobility
Perovskite
Energy gap
Oxides
Earth (planet)
2018
5 Citations (Scopus)

Demonstration of a Depletion-Mode SrSnO3 n-Channel MESFET

Chaganti, V. R. S. K., Prakash, A., Yue, J., Jalan, B. & Koester, S. J., Sep 1 2018, In : IEEE Electron Device Letters. 39, 9, p. 1381-1384 4 p., 8423108.

Research output: Contribution to journalArticle

MESFET devices
Demonstrations
Capacitance measurement
Ohmic contacts
Voltage measurement
7 Citations (Scopus)

Depletion Mode MOSFET Using La-Doped BaSnO3 as a Channel Material

Yue, J., Prakash, A., Robbins, M. C., Koester, S. J. & Jalan, B., Jun 27 2018, In : ACS Applied Materials and Interfaces. 10, 25, p. 21061-21065 5 p.

Research output: Contribution to journalArticle

Field effect transistors
Metals
Gate dielectrics
Transconductance
MOSFET devices
3 Citations (Scopus)

Electronic structure of BaSnO3 investigated by high-energy-resolution electron energy-loss spectroscopy and ab initio calculations

Yun, H., Topsakal, M., Prakash, A., Ganguly, K., Leighton, C., Jalan, B., Wentzcovitch, R. M., Mkhoyan, K. A. & Jeong, J. S., May 1 2018, In : Journal of Vacuum Science and Technology A. 36, 3, 031503.

Research output: Contribution to journalArticle

Electron energy loss spectroscopy
Electronic structure
energy dissipation
electron energy
electronic structure
7 Citations (Scopus)

Engineering SrSnO 3 Phases and Electron Mobility at Room Temperature Using Epitaxial Strain

Wang, T., Prakash, A., Dong, Y., Truttmann, T., Bucsek, A., James, R., Fong, D. D., Kim, J. W., Ryan, P. J., Zhou, H., Birol, T. & Jalan, B., Dec 19 2018, In : ACS Applied Materials and Interfaces. 10, 50, p. 43802-43808 7 p.

Research output: Contribution to journalArticle

Electron mobility
Temperature
Electronic equipment
Oxides
Epitaxial films
2 Citations (Scopus)

Ferromagnetism and spin-dependent transport at a complex oxide interface

Ayino, Y., Xu, P., Tigre-Lazo, J., Yue, J., Jalan, B. & Pribiag, V., Mar 26 2018, In : Physical Review Materials. 2, 3, 031401.

Research output: Contribution to journalArticle

Ferromagnetism
Magnetoresistance
Oxides
ferromagnetism
Magnetism
4 Citations (Scopus)

Frequency- and temperature-dependent dielectric response in hybrid molecular beam epitaxy-grown BaSnO3 films

Nunn, W., Prakash, A., Bhowmik, A., Haislmaier, R., Yue, J., Garcia Lastra, J. M. & Jalan, B., Jun 1 2018, In : APL Materials. 6, 6, 066107.

Research output: Contribution to journalArticle

Molecular beam epitaxy
Permittivity
Metals
Epitaxial films
Point defects
2 Citations (Scopus)

Interconversion of intrinsic defects in SrTi O3(001)

Chambers, S. A., Du, Y., Zhu, Z., Wang, J., Wahila, M. J., Piper, L. F. J., Prakash, A., Yue, J., Jalan, B., Spurgeon, S. R., Kepaptsoglou, D. M., Ramasse, Q. M. & Sushko, P. V., Jun 12 2018, In : Physical Review B. 97, 24, 245204.

Research output: Contribution to journalArticle

Vacancies
Defects
Epitaxial films
defects
Photoemission

Microstructure characterization of BaSnO3 thin films on LaAlO3 and PrScO3 substrates from transmission electron microscopy

Yun, H., Ganguly, K., Postiglione, W., Jalan, B., Leighton, C., Mkhoyan, K. A. & Jeong, J. S., Dec 1 2018, In : Scientific reports. 8, 1, 10245.

Research output: Contribution to journalArticle

Transmission Electron Microscopy
X-Ray Diffraction
Electrons
Scanning Transmission Electron Microscopy
Observation
2 Citations (Scopus)

Roles of Point Defects in Thermal Transport in Perovskite Barium Stannate

Chen, L., Zhang, Y., Wang, X., Jalan, B., Chen, S. & Hou, Y., May 31 2018, In : Journal of Physical Chemistry C. 122, 21, p. 11482-11490 9 p.

Research output: Contribution to journalArticle

stannates
Point defects
Barium
Phonons
Perovskite
6 Citations (Scopus)

THz characterization and demonstration of visible-transparent/terahertz-functional electromagnetic structures in ultra-conductive La-doped BaSnO3 Films

Arezoomandan, S., Prakash, A., Chanana, A., Yue, J., Mao, J., Blair, S., Nahata, A., Jalan, B. & Sensale-Rodriguez, B., Dec 1 2018, In : Scientific reports. 8, 1, 3577.

Research output: Contribution to journalArticle

Refractometry
Electric Conductivity
Electromagnetic Phenomena
Oxides
Metals
2017
22 Citations (Scopus)
Molecular beam epitaxy
Stoichiometry
Adsorption
Cations
Positive ions
8 Citations (Scopus)

Defect-driven localization crossovers in MBE-grown La-doped SrSnO3 films

Wang, T., Thoutam, L. R., Prakash, A., Nunn, W., Haugstad, G. & Jalan, B., Nov 9 2017, In : Physical Review Materials. 1, 6

Research output: Contribution to journalArticle

18 Citations (Scopus)

Mobility-electron density relation probed via controlled oxygen vacancy doping in epitaxial BaSnO3

Ganguly, K., Prakash, A., Jalan, B. & Leighton, C., May 1 2017, In : APL Materials. 5, 5, 056102.

Research output: Contribution to journalArticle

Oxygen vacancies
Carrier concentration
Doping (additives)
Epitaxial films
Perovskite
47 Citations (Scopus)

Wide bandgap BaSnO3 films with room temperature conductivity exceeding 104 S cm-1

Prakash, A., Xu, P., Faghaninia, A., Shukla, S., Ager, J. W., Lo, C. S. & Jalan, B., May 5 2017, In : Nature communications. 8, 15167.

Research output: Contribution to journalArticle

Energy gap
conductivity
Temperature
room temperature
Oxides
2016
5 Citations (Scopus)

A New Line Defect in NdTiO3 Perovskite

Jeong, J. S., Topsakal, M., Xu, P., Jalan, B., Wentzcovitch, R. M. & Mkhoyan, K. A., Nov 9 2016, In : Nano Letters. 16, 11, p. 6816-6822 7 p.

Research output: Contribution to journalArticle

Perovskite
Defects
defects
Transmission electron microscopy
valence
49 Citations (Scopus)

Band alignment at epitaxial BaSnO3/SrTiO3(001) and BaSnO3/LaAlO3(001) heterojunctions

Chambers, S. A., Kaspar, T. C., Prakash, A., Haugstad, G. & Jalan, B., Apr 11 2016, In : Applied Physics Letters. 108, 15, 152104.

Research output: Contribution to journalArticle

heterojunctions
alignment
modulation doping
Bryophytes
ambient temperature
4 Citations (Scopus)

Chemistry, growth kinetics, and epitaxial stabilization of Sn2+ in Sn-doped SrTiO3 using (CH3)6Sn2 tin precursor

Wang, T., Pitike, K. C., Yuan, Y., Nakhmanson, S. M., Gopalan, V. & Jalan, B., Dec 1 2016, In : APL Materials. 4, 12, 126111.

Research output: Contribution to journalArticle

Tin
Growth kinetics
Ferroelectric materials
Stabilization
Perovskite
6 Citations (Scopus)
high pressure oxygen
stoichiometry
pulsed laser deposition
defects
sputtering
3 Citations (Scopus)

Large nanoscale electronic conductivity in complex oxide heterostructures with ultra high electron density

Arezoomandan, S., Condori Quispe, H., Chanana, A., Xu, P., Nahata, A., Jalan, B. & Sensale-Rodriguez, B., Jul 1 2016, In : APL Materials. 4, 7, 076107.

Research output: Contribution to journalArticle

Oxides
Carrier concentration
Heterojunctions
Terahertz spectroscopy
Two dimensional electron gas
23 Citations (Scopus)

Predictive Control over Charge Density in the Two-Dimensional Electron Gas at the Polar-Nonpolar NdTiO3/SrTiO3 Interface

Xu, P., Ayino, Y., Cheng, C., Pribiag, V. S., Comes, R. B., Sushko, P. V., Chambers, S. A. & Jalan, B., Sep 1 2016, In : Physical Review Letters. 117, 10, 106803.

Research output: Contribution to journalArticle

electron gas
immobilization
caps
heterojunctions
transition metals
6 Citations (Scopus)
electron orbitals
Core levels
Aberrations
Spectroscopy
Crystalline materials
17 Citations (Scopus)

Quasi 2D Ultrahigh Carrier Density in a Complex Oxide Broken-Gap Heterojunction

Xu, P., Droubay, T. C., Jeong, J. S., Mkhoyan, K. A., Sushko, P. V., Chambers, S. A. & Jalan, B., Jan 21 2016, In : Advanced Materials Interfaces. 3, 2, 1500432.

Research output: Contribution to journalArticle

Carrier concentration
Heterojunctions
Oxides
Perovskite
Charge transfer

Terahertz conductivity of ultra high electron concentration 2DEGs in NTO/STO heterostructures

Arezoomandan, S., Condori Quispe, H. O., Chanana, A., Xu, P., Nahata, A., Jalan, B. & Sensale-Rodriguez, B., Jan 1 2016, Terahertz Emitters, Receivers, and Applications VII. Razeghi, M., Baranov, A. N., Zavada, J. M. & Pavlidis, D. (eds.). SPIE, Vol. 9934. 99340N

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

Two dimensional electron gas
Heterostructures
Oxides
Conductivity
Carrier concentration
2015
10 Citations (Scopus)

Band alignment of epitaxial SrTiO3 thin films with (LaAlO3)0.3-(Sr2AlTaO6)0.7 (001)

Comes, R. B., Xu, P., Jalan, B. & Chambers, S. A., Sep 28 2015, In : Applied Physics Letters. 107, 13, 131601.

Research output: Contribution to journalArticle

alignment
thin films
conduction bands
sinks
compatibility

Electronic Structure of New Line Defect in Strained NdTiO3 on SrTiO3

Seok Jeong, J., Topsakal, M., Xu, P., Wentzcovitch, R. M., Jalan, B. & Andre Mkhoyan, K., Jan 1 2015, In : Microscopy and Microanalysis. 21, S3, p. 2073-2074 2 p.

Research output: Contribution to journalComment/debate

Electronic structure
electronic structure
Defects
defects
29 Citations (Scopus)

Hybrid molecular beam epitaxy for the growth of stoichiometric BaSnO3

Prakash, A., Dewey, J., Yun, H., Jeong, J. S., Mkhoyan, K. A. & Jalan, B., Nov 1 2015, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 33, 6, 060608.

Research output: Contribution to journalArticle

Molecular beam epitaxy
molecular beam epitaxy
Reflection high energy electron diffraction
high energy electrons
electron diffraction
5 Citations (Scopus)

Molecular beam epitaxy growth of SnO2 using a tin chemical precursor

Wang, T., Prakash, A., Warner, E., Gladfelter, W. L. & Jalan, B., Mar 1 2015, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 33, 2, 020606.

Research output: Contribution to journalArticle

Tin
Molecular beam epitaxy
tin
molecular beam epitaxy
Fluxes
41 Citations (Scopus)

Structure and transport in high pressure oxygen sputter-deposited BaSnO3-δ

Ganguly, K., Ambwani, P., Xu, P., Jeong, J. S., Mkhoyan, K. A., Leighton, C. & Jalan, B., Jun 1 2015, In : APL Materials. 3, 6, 062509.

Research output: Contribution to journalArticle

Oxygen
Sputter deposition
Thick films
Stoichiometry
Oxides
2014

Interfaces and defects in hybrid molecular beam epitaxy grown NdTiO3/SrTiO3 heterostructures

Seok Jeong, J., Odlyzko, M. L., Xu, P., Jalan, B. & Andre Mkhoyan, K., Aug 1 2014, In : Microscopy and Microanalysis. 20, 3, p. 98-99 2 p.

Research output: Contribution to journalConference article

Molecular beam epitaxy
Heterojunctions
molecular beam epitaxy
Defects
defects
29 Citations (Scopus)

Stoichiometry-driven metal-to-insulator transition in NdTiO 3/SrTiO3 heterostructures

Xu, P., Phelan, D., Seok Jeong, J., Andre Mkhoyan, K. & Jalan, B., Jan 1 2014, In : Applied Physics Letters. 104, 8, 82109.

Research output: Contribution to journalArticle

stoichiometry
insulators
cations
metals
Fermi liquids
2013
40 Citations (Scopus)

Conduction-band edge and Shubnikov-de Haas effect in low-electron-density SrTiO3

Allen, S. J., Jalan, B., Lee, S., Ouellette, D. G., Khalsa, G., Jaroszynski, J., Stemmer, S. & Macdonald, A. H., Jul 9 2013, In : Physical Review B - Condensed Matter and Materials Physics. 88, 4, 045114.

Research output: Contribution to journalArticle

Shubnikov-de Haas effect
Conduction bands
Electronic structure
Carrier concentration
conduction bands
20 Citations (Scopus)

Critical thickness and strain relaxation in molecular beam epitaxy-grown SrTiO3 films

Wang, T., Ganguly, K., Marshall, P., Xu, P. & Jalan, B., Nov 18 2013, In : Applied Physics Letters. 103, 21, 212904.

Research output: Contribution to journalArticle

molecular beam epitaxy
lattice parameters
film thickness
energy
9 Citations (Scopus)

Observation of electrically-inactive interstitials in Nb-doped SrTiO 3

Jeong, J. S., Ambwani, P., Jalan, B., Leighton, C. & Mkhoyan, K. A., May 28 2013, In : ACS Nano. 7, 5, p. 4487-4494 8 p.

Research output: Contribution to journalArticle

interstitials
Thin films
thin films
Single crystals
Crystal atomic structure
2012
45 Citations (Scopus)

Effects of doping on the lattice parameter of SrTiO 3

Janotti, A., Jalan, B., Stemmer, S. & Van De Walle, C. G., Jun 25 2012, In : Applied Physics Letters. 100, 26, 262104.

Research output: Contribution to journalArticle

lattice parameters
impurities
conduction bands
x ray diffraction
expansion
20 Citations (Scopus)

Electronic structure of delta-doped La:SrTiO 3 layers by hard x-ray photoelectron spectroscopy

Kaiser, A. M., Gray, A. X., Conti, G., Jalan, B., Kajdos, A. P., Gloskovskii, A., Ueda, S., Yamashita, Y., Kobayashi, K., Drube, W., Stemmer, S. & Fadley, C. S., Jun 25 2012, In : Applied Physics Letters. 100, 26, 261603.

Research output: Contribution to journalArticle

x ray spectroscopy
photoelectron spectroscopy
electronic structure
indication
photoelectric emission
2011
54 Citations (Scopus)

Enhancing the electron mobility of SrTiO3 with strain

Jalan, B., Allen, S. J., Beltz, G. E., Moetakef, P. & Stemmer, S., Mar 28 2011, In : Applied Physics Letters. 98, 13, 132102.

Research output: Contribution to journalArticle

electron mobility
oxides
molecular beam epitaxy
prototypes
saturation
28 Citations (Scopus)

Probing the metal-insulator transition of NdNiO3 by electrostatic doping

Son, J., Jalan, B., Kajdos, A. P., Balents, L., James Allen, S. & Stemmer, S., Nov 7 2011, In : Applied Physics Letters. 99, 19, 192107.

Research output: Contribution to journalArticle

insulators
electrostatics
metals
charge carriers
transition temperature
18 Citations (Scopus)

Suppression of vacancy defects in epitaxial La-doped SrTiO 3 films

Keeble, D. J., Jalan, B., Ravelli, L., Egger, W., Kanda, G. & Stemmer, S., Dec 5 2011, In : Applied Physics Letters. 99, 23, 232905.

Research output: Contribution to journalArticle

retarding
positron annihilation
defects
low concentrations
molecular beam epitaxy
49 Citations (Scopus)

Thermal conductivity as a metric for the crystalline quality of SrTiO 3 epitaxial layers

Oh, D. W., Ravichandran, J., Liang, C. W., Siemons, W., Jalan, B., Brooks, C. M., Huijben, M., Schlom, D. G., Stemmer, S., Martin, L. W., Majumdar, A., Ramesh, R. & Cahill, D. G., May 30 2011, In : Applied Physics Letters. 98, 22, 221904.

Research output: Contribution to journalArticle

thermal conductivity
pulsed laser deposition
point defects
lattice parameters
molecular beam epitaxy
50 Citations (Scopus)

Transport in ferromagnetic GdTiO3 / SrTiO3 heterostructures

Moetakef, P., Zhang, J. Y., Kozhanov, A., Jalan, B., Seshadri, R., Allen, S. J. & Stemmer, S., Mar 14 2011, In : Applied Physics Letters. 98, 11, 112110.

Research output: Contribution to journalArticle

supplying
Curie temperature
molecular beam epitaxy
dosage
2010
251 Citations (Scopus)

Epitaxial SrTiO3 films with electron mobilities exceeding 30,000 cm2 V-1s-1

Son, J., Moetakef, P., Jalan, B., Bierwagen, O., Wright, N. J., Engel-Herbert, R. & Stemmer, S., Jan 1 2010, In : Nature Materials. 9, 6, p. 482-484 3 p.

Research output: Contribution to journalArticle

Electron mobility
Epitaxial films
electron mobility
Epitaxial layers
Single crystals
59 Citations (Scopus)

Large Seebeck coefficients and thermoelectric power factor of La-doped SrTiO3 thin films

Jalan, B. & Stemmer, S., Jul 26 2010, In : Applied Physics Letters. 97, 4, 042106.

Research output: Contribution to journalArticle

Seebeck effect
thin films
superlattices
molecular beam epitaxy
conductivity
63 Citations (Scopus)

Two-dimensional electron gas in δ -doped SrTiO3

Jalan, B., Stemmer, S., MacK, S. & Allen, S. J., Aug 5 2010, In : Physical Review B - Condensed Matter and Materials Physics. 82, 8, 081103.

Research output: Contribution to journalArticle

Two dimensional electron gas
electron gas
Magnetic fields
oscillations
Conduction bands
2009
18 Citations (Scopus)

Analysis of carbon in SrTiO3 grown by hybrid molecular beam epitaxy

Jalan, B., Cagnon, J., Mates, T. E. & Stemmer, S., Nov 16 2009, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 27, 6, p. 1365-1368 4 p.

Research output: Contribution to journalArticle

Molecular beam epitaxy
molecular beam epitaxy
Carbon
carbon
Titanium
24 Citations (Scopus)

Growth modes in metal-organic molecular beam epitaxy of TiO2 on r -plane sapphire

Jalan, B., Engel-Herbert, R., Cagnon, J. & Stemmer, S., Mar 9 2009, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 27, 2, p. 230-233 4 p.

Research output: Contribution to journalArticle

Aluminum Oxide
Molecular beam epitaxy
Sapphire
sapphire
molecular beam epitaxy