Fred W. Van Keuls - Publications

Affiliations: 
NASA Glenn Research Center 
Area:
Ferroelectrics, Superconductivity

4/73 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
1994 Singerman RW, Van Keuls FW, Richardson RC. Observation of a novel magnetic transport effect: Magnetization transfer via a combination of spin diffusion and quantum solid diffusion Physical Review Letters. 72: 2789-2792. DOI: 10.1103/PhysRevLett.72.2789  0.462
1994 Van Keuls FW, Singerman RW, Richardson RC. Magnetization transfer between substrates mediated by3He Journal of Low Temperature Physics. 96: 103-115. DOI: 10.1007/Bf00752400  0.464
1990 Van Keuls FW, Gramila TJ, Friedmant LJ, Richardson RC. Enhanced magnetic relaxation of 3He at substrate quadrupole frequency Physica B: Physics of Condensed Matter. 165: 717-718. DOI: 10.1016/S0921-4526(90)81208-6  0.506
1990 Gramila TJ, Van Keuls FW, Richardson RC. Changes in the field dependence of the 3He relaxation process with 3He coverage Physica B: Physics of Condensed Matter. 165: 695-696. DOI: 10.1016/S0921-4526(90)81197-V  0.477
Low-probability matches (unlikely to be authored by this person)
2004 Jain M, Majumder SB, Katiyar RS, Bhalla AS, Miranda FA, Van Keuls FW. Tailoring of BST and MgO layers for phase shifter applications Integrated Ferroelectrics. 60: 59-68. DOI: 10.1080/10584580490441548  0.227
2002 Jain M, Majumder SB, Martinez A, Katiyar RS, Van Keuls FW, Romanofsky RR, Miranda FA. Highly textured chemical solution deposited Ba0.5Sr 0.5Ti1-xMnxO3 (x - 0 to 5 at%) thin films for microwave dielectric applications Integrated Ferroelectrics. 42: 343-355. DOI: 10.1080/10584580210848  0.204
2002 Majumder SB, Jain M, Martinez A, Katiyar RS, Miranda FA, Van Keuls FW, Sahoo PK, Kulkarni VN. Electrical characteristics of sol-gel derived (100) oriented Ba 0.5Sr0.5TiO3 thin films on LaAlO3 (100) substrates Ferroelectrics. 267: 409-414. DOI: 10.1080/00150190210991  0.201
1999 Van Keuls FW, Mueller CH, Miranda FA, Romanofsky RR, Canedy CL, Aggarwal S, Venkatesan T, Ramesh R, Horwitz JS, Chang W, Kim WJ. Room temperature thin film BaxSr1-xTiO3 Ku-band coupled microstrip phase shifters: effects of film thickness, doping, annealing and substrate choice Ieee Mtt-S International Microwave Symposium Digest. 2: 737-740.  0.198
2004 Jain M, Karan NK, Katiyar RS, Bhalla AS, Miranda FA, Van Keuls FW. Pb 0.3Sr 0.7TiO 3 thin films for high-frequency phase shifter applications Applied Physics Letters. 85: 275-277. DOI: 10.1063/1.1771459  0.192
1998 Van Keuls FW, Romanofsky RR, Bohman DY, Miranda FA. Influence of the biasing scheme on the performance of Au/SrTiO3/LaAlO3 thin film conductor/ferroelectric tunable ring resonators Integrated Ferroelectrics. 22: 363-372.  0.188
2003 Jain M, Majumder SB, Katiyar RS, Miranda FA, Van Keuls FW. Improvement in electrical characteristics of graded manganese doped barium strontium titanate thin films Applied Physics Letters. 82: 1911-1913. DOI: 10.1063/1.1560861  0.188
2005 Katiyar RS, Jain M, Karan NK, Bhalla AS, Miranda FA, Van Keuls FW. Comparative studies of ferroelectric thin films for high frequency phase shifter applications Integrated Ferroelectrics. 71: 11-19. DOI: 10.1080/10584580590965014  0.187
2001 Van Keuls FW, Mueller CH, Romanofsky RR, Warner JD, Miranda FA, Jiang H. A comparison of mocld with PLD BaxSr1-xTiO 3 thin films on LaAIO3 for tunable microwave applications Integrated Ferroelectrics. 39: 437-448. DOI: 10.1080/10584580108011968  0.185
2002 Van Keuls FW, Mueller CH, Romanofsky RR, Warner JD, Miranda FA, Majumder SB, Jain M, Martinez A, Katiyar RS, Jiang H. Evaluation of chemical solution deposited BaxSr 1-xTiO3 thin films on LaAlO3 in tunable microwave devices Integrated Ferroelectrics. 42: 207-217. DOI: 10.1080/10584580210851  0.179
2003 Jain M, Majumder SB, Yuzyuk YI, Katiyar RS, Bhalla AS, Miranda FA, Van Keuls FW. Dielectric properties and leakage current characteristics of sol-gel derived (Ba0.5Sr0.5)TiO3:MgTiO3 thin film composites Ferroelectrics, Letters Section. 30: 99-107. DOI: 10.1080/07315170390274614  0.179
2003 Riehl B, Subramanyam G, Biggers R, Campbell A, Van Keuls FW, Miranda FA, Tomlin D. Synthesis and characterization of nanostructured BSTO thin-films for microwave applications Integrated Ferroelectrics. 55: 825-837. DOI: 10.1080/10584580390259272  0.177
1997 Crowell PA, Van Keuls FW, Reppy JD. Onset of superfluidity in 4He films adsorbed on disordered substrates Physical Review B - Condensed Matter and Materials Physics. 55: 12620-12634. DOI: 10.1103/Physrevb.55.12620  0.176
1995 Crowell PA, Van Keuls FW, Reppy JD. Superfluid-insulator transition in H4e films adsorbed in Vycor glass Physical Review Letters. 75: 1106-1109. DOI: 10.1103/PhysRevLett.75.1106  0.174
2005 Jain M, Majumder SB, Katiyar RS, Bhalla AS, Miranda FA, Van Keuls FW. Investigations of sol-gel-derived highly (100)-oriented Ba 0.5Sr0.5TiO3: MgO composite thin films for phase-shifter applications Applied Physics a: Materials Science and Processing. 80: 645-647. DOI: 10.1007/S00339-003-2268-4  0.171
2002 Majumder SB, Jain M, Martinez A, Katiyar RS, Fachini ER, Van Keuls FW, Miranda FA, Sahoo PK, Kulkarni VN. Process induced modification of the high frequency dielectric behavior of (100) textured BaxSr1-xTiO3 (x = 0.5 and 0.6) thin films Materials Research Society Symposium - Proceedings. 688: 205-210.  0.17
2000 Van Keuls FW, Mueller CH, Miranda FA, Romanofsky RR, Horwitz JS, Chang W, Kim WJ. Thin film BaxSr1-xTiO3 Ku- and K-band phase shifters grown on MgO substrates Integrated Ferroelectrics. 28: 49-61.  0.16
2009 Miranda FA, Mueller CH, Van Keuls FW, Romanofsky RR, Subramanyam G. Tunable microstrip filters using selectively etched ferroelectric thin-film varactors for coupling Integrated Ferroelectrics. 112: 8-23. DOI: 10.1080/10584587.2009.484662  0.155
2001 Majumder SB, Jain M, Martinez A, Katiyar RS, Van Keuls FW, Miranda FA. Sol-gel derived grain oriented barium strontium titanate thin films for phase shifter applications Journal of Applied Physics. 90: 896-903. DOI: 10.1063/1.1378811  0.154
2002 Miranda FA, Van Keuls FW, Romanofsky RR, Mueller CH, Alterovitz S, Subramanyam G. Ferroelectric thin films-based technology for frequency- and phase-agile microwave communication applications Integrated Ferroelectrics. 42: 131-149. DOI: 10.1080/10584580210845  0.154
2000 Lin WY, Huang H, Yang F, Schmitt JJ, Hunt AT, Romanofsky RR, Van Keuls FW, Miranda FA, Mueller CH. Thin films of CCVD Ba0.5Sr0.5TiO3 and SrTiO3 for electrically tunable coupled microstripline phase shifters Integrated Ferroelectrics. 29: 1-12.  0.153
2008 Miranda FA, Mueller CH, Van Keuls FW, Romanofsky RR. BaxSr1-xTiO3 thin film ferroelectric-coupled microstripline phase shifters with reduced device hysteresis Journal of the American Ceramic Society. 91: 1864-1868. DOI: 10.1111/j.1551-2916.2007.02235.x  0.153
2001 Chen CL, Shen J, Chen SY, Luo GP, Chu CW, Miranda FA, Van Keuls FW, Jiang JC, Meletis EI, Chang HY. Epitaxial growth of dielectric Ba0.6Sr0.4TiO3 thin film on MgO for room temperature microwave phase shifters Applied Physics Letters. 78: 652-654. DOI: 10.1063/1.1343499  0.15
2000 Subramanyam G, Van Keuls FW, Miranda FA. A K-band-frequency agile microstrip bandpass filter using a thin-film hts/ferroelectric/dielectric multilayer configuration Ieee Transactions On Microwave Theory and Techniques. 48: 525-530. DOI: 10.1109/22.842023  0.15
2002 Subramanyam G, Mohsina N, Zaman A, Van Keuls FW, Miranda FA, Romanofsky RR, Warner JD, Chen C. Design and development of ferroelectric tunable coplanar waveguide components for Ku- and K-band applications Integrated Ferroelectrics. 42: 151-163. DOI: 10.1080/10584580210844  0.147
2006 Van Keuls FW, Varaljay NC, Mueller CH, Alterovitz SA, Miranda FA, Romanofsky RR. A large scale production test of thin film BaxSr 1-xTiO3 microwave phase shifters fabricated on LaAlO 3 substrates Integrated Ferroelectrics. 77: 51-62. DOI: 10.1080/10584580500414069  0.145
2002 Mueller CH, Van Keuls FW, Romanofsky RR, Alterovitz SD, Miranda FA. Interplay between thin film ferroelectric composition, microstructure and microwave phase shifter performance Integrated Ferroelectrics. 49: 171-180. DOI: 10.1080/10584580215483  0.142
1997 Miranda FA, Romanofsky RR, Van Keuls FW, Mueller CH, Treece RE, Rivkin TV. Thin film multilayer conductor/ferroelectric tunable microwave components for communication applications Integrated Ferroelectrics. 17: 231-246.  0.14
1999 Miranda FA, Subramanyam G, Van Keuls FW, Romanofsky RR. A K-Band (HTS,Gold)/Ferroelectric thin film/dielectric diplexer for a discriminator-locked tunable oscillator Ieee Transactions On Applied Superconductivity. 9: 3581-3584. DOI: 10.1109/77.783804  0.139
1994 Van Keuls FW, Crowell PA, Reppy JD. Heat capacity of thin films of 4He in Vycor near the critical coverage Physica B: Physics of Condensed Matter. 194: 623-624. DOI: 10.1016/0921-4526(94)90641-6  0.138
1998 Van Keuls FW, Romanofsky RR, Miranda FA. Several microstrip-based conductor/ thin film ferroelectric phase shifter designs using (YBa2Cu3O7-δ, Au)/SrTiO3/LaAlO3 structures Integrated Ferroelectrics. 22: 373-381.  0.138
2005 Romanofsky RR, Miranda FA, Van Keuls FW, Valerio MD. Recent advances in microwave applications of thin ferroelectric films at the NASA Glenn Research Center Materials Research Society Symposium Proceedings. 833: 173-181.  0.13
1999 Van Keuls FW, Romanofsky RR, Varaljay ND, Miranda FA, Canedy CL, Aggarwal S, Venkatesan T, Ramesh R. A Ku-band gold/BaxSr1-xTiO3/LaAlO3 conductor/thin-film ferroelectric microstrip line phase shifter for room-temperature communications applications Microwave and Optical Technology Letters. 20: 53-56.  0.13
1999 Chen CL, Feng HH, Zhang Z, Brazdeikis A, Huang ZJ, Chu WK, Chu CW, Miranda FA, Van Keuls FW, Romanofsky RR, Liou Y. Epitaxial ferroelectric Ba0.5Sr0.5TiO3 thin films for room-temperature tunable element applications Applied Physics Letters. 75: 412-414.  0.128
2002 Katiyar RS, Jain M, Majumder SB, Romanofsky RR, Van Keuls FW, Miranda FA. Investigations on sol-gel derived Ba0.5Sr0.5Ti1-δMnδO 3 (δ = 0.0 to 5.0 at%) thin films for phase shifter applications Materials Research Society Symposium - Proceedings. 720: 3-14.  0.126
2003 Jain M, Majumder SB, Katiyar RS, Bhalla AS, Agrawal DC, Van Keuls FW, Miranda FA, Romanofsky RR, Mueller CH. Improved dielectric properties of heterostructured Ba0.5Sr0.5TiO3 thin film composites for microwave dielectric devices Materials Research Society Symposium - Proceedings. 748: 483-488.  0.126
2002 Miranda FA, Mueller CH, Van Keuls FW, Subramanyam G, Vignesparamoorthy S. Performance enhancement of tunable bandpass filters using selective etched ferroelectric thin films Integrated Ferroelectrics. 50: 121-131. DOI: 10.1080/10584580215527  0.124
2001 Van Keuls FW, Romanofsky RR, Mueller CH, Warner JD, Canedy CL, Ramesh R, Miranda FA. Current status of thin film (Ba,Sr)TiO3 tunable microwave components for RF communications Integrated Ferroelectrics. 34: 1605/165-1616/176.  0.123
1997 Van Keuls FW, Romanofsky RR, Bohman DY, Winters MD, Miranda FA, Mueller CH, Treece RE, Rivkin TV, Galt D. (YBa 2Cu 3O 7-δ,Au)/SrTiO 3/LaAlO 3 thin film conductor/ferroelectric coupled microstripline phase shifters for phased array applications Applied Physics Letters. 71: 3075-3077.  0.122
2002 Rodríguez-Santiago V, González Y, Fernández FE, Mueller CH, Van Keuls FW, Miranda FA. Microwave properties of strontium barium niobate thin films grown by pulsed laser deposition Materials Research Society Symposium - Proceedings. 688: 217-222.  0.121
2000 Mueller CH, Van Keuls FW, Romanofsky RR, Miranda FA, Warner JD, Canedy CL, Ramesh R. Characterization of (Ba0.5Sr0.5)TiO3 thin films for Ku-band phase shifters Integrated Ferroelectrics. 28: 139-149.  0.113
2000 Romanofsky RR, Van Keuls FW, Warner JD, Mueller CH, Alterovitz SA, Miranda FA, Qureshi AH. Analysis and optimization of thin film ferroelectric phase shifters Materials Research Society Symposium - Proceedings. 603: 3-14.  0.113
2001 Miranda FA, Mueller CH, Van Keuls FW, Romanofsky RR. Evaluation of ferroelectric BaxSr1-x,TiO3 thin films driven by phase shifters for reflectarray applications Materials Research Society Symposium Proceedings. 656: 1-12.  0.112
1999 Miranda FA, Van Keuls FW, Subramanyam G, Mueller CH, Romanofsky RR, Rosado G. Correlation between material properties of ferroelectric thin films and design parameters for microwave device applications: modeling examples and experimental verification Integrated Ferroelectrics. 24: 195-214.  0.109
2008 Mueller CH, Van Keuls FW, Romanofsky RR, Miranda FA. Error vector measurements of BST coupled microstripline phase shifters (CMPS) using different types of modulation Integrated Ferroelectrics. 100: 263-273. DOI: 10.1080/10584580802543409  0.108
2000 Canedy CL, Aggarwal S, Li H, Venkatesan T, Ramesh R, Van Keuls FW, Romanofsky RR, Miranda FA. Structural and dielectric properties of epitaxial Ba1-xSrxTiO3/Bi4Ti3O 12/ZrO2 heterostructures grown on silicon Applied Physics Letters. 77: 1523-1525.  0.104
2001 Miranda FA, Van Keuls FW, Romanofsky RR, Mueller CH, Warner JD. Life cycle testing of BaxSr1-xTiO3 ferroelectric thin films in a tunable microwave device Integrated Ferroelectrics. 34: 1687/247-1694/254.  0.103
1999 Subramanyam G, Van Keuls FW, Miranda FA, Canedy CL, Aggarwal S, Venkatesan T, Ramesh R. Correlation of electric field and critical design parameters for ferroelectric tunable microwave filters Integrated Ferroelectrics. 24: 273-285.  0.101
2012 Meador MA, Wright S, Sandberg A, Nguyen BN, Van Keuls FW, Mueller CH, Rodríguez-Solís R, Miranda FA. Low dielectric polyimide aerogels as substrates for lightweight patch antennas. Acs Applied Materials & Interfaces. 4: 6346-53. PMID 23134844 DOI: 10.1021/am301985s  0.098
2001 Saenz EM, Subramanyam G, Van Keuls FW, Chen C, Miranda FA. Fixed-frequency and frequency-agile (Au, HTS) microstrip bandstop filters for L-band applications Ieee Transactions On Applied Superconductivity. 11: 395-398. DOI: 10.1109/77.919366  0.093
1996 Van Keuls FW, Hu XL, Dahm AJ, Jiang HW. The Coulomb gap and the transition to Mott hopping Surface Science. 361: 945-948. DOI: 10.1016/0039-6028(96)00570-5  0.091
1998 Romanofsky RR, Van Keuls FW, Miranda FA. A cryogenic GaAs PHEMT/ferroelectric Ku-band tunable oscillator Journal De Physique. Iv : Jp. 8: Pr3-171-Pr3-174.  0.081
2000 Subramanyam G, Miranda FA, Romanofksy RR, Van Keuls FW, Canedy CL, Aggarwal S, Venkatesan T, Ramesh R. Ferroelectric tunable microstrip Lange coupler for K-band applications Ieee Mtt-S International Microwave Symposium Digest. 3: 1363-1366.  0.072
2001 Subramanyam G, Zaman A, Mohsina N, Van Keuls FW, Miranda FA, Romanofsky RR, Warner JD, Boolchand P. Ferroelectric tunable coplanar waveguide components for Ku- and K-band applications Integrated Ferroelectrics. 34: 1637/197-1646/206.  0.069
1998 Miranda FA, Van Keuls FW, Romanofsky RR, Subramanyam G. Tunable microwave components for Ku- and K-band satellite communications Integrated Ferroelectrics. 22: 269-278.  0.067
2003 Subramanyam G, Van Keuls FW, Miranda FA, Romanofsky RR, Warner JD. Design and development of ferroelectric tunable HTS microstrip filters for Ku- and K-band applications Materials Chemistry and Physics. 79: 147-150. DOI: 10.1016/S0254-0584(02)00254-7  0.059
2000 Subramanyam G, Zaman A, Mohsina N, van Keuls FW, Miranda FA, Romanofsky RR. Narrow-band ferroelectric tunable bandpass filter for K-band applications Asia-Pacific Microwave Conference Proceedings, Apmc. 23-24.  0.058
1998 Van Keuls FW, Dahm AJ. Experimental Evidence for Correlated Hopping in Two Dimensions Physica Status Solidi (B) Basic Research. 205: 21-23.  0.058
1996 van Keuls FW, Jiang HW, Dahm AJ. Non-universal Scaling of ρxx peak widths of gated GaAs/AlGaAs in the IQHE regime Czechoslovak Journal of Physics. 46: 2467-2468. DOI: 10.1007/BF02570220  0.054
2000 Subramanyam G, Van Keuls FW, Miranda FA. Effect of DC biasing on YBCO/STO/LAO tunable microstrip filters Integrated Ferroelectrics. 28: 81-93.  0.053
1997 Van Keuls FW, Hu XL, Jiang HW, Dahm AJ. Screening of the Coulomb interaction in two-dimensional variable-range hopping Physical Review B - Condensed Matter and Materials Physics. 56: 1161-1169.  0.047
2001 Van Keuls FW, Chevalier CT, Miranda FA, Carlson CM, Rivkin TV, Parilla PA, Perkins JD, Ginley DS. Comparison of the experimental performance of ferroelectric cpw circuits with method-of-moment simulations and conformal mapping analysis Microwave and Optical Technology Letters. 29: 34-37. DOI: 10.1002/mop.1074  0.047
2014 Cure D, Weller TM, Price T, Miranda FA, Van Keuls FW. Low-profile tunable dipole antenna using barium strontium titanate varactors Ieee Transactions On Antennas and Propagation. 62: 1185-1193. DOI: 10.1109/TAP.2013.2294191  0.047
2000 Mueller CH, van Keuls FW, Romanofsky RR, Miranda FA. Ferroelectric and SiGe device development for high data rate communications Asia-Pacific Microwave Conference Proceedings, Apmc. 23.  0.043
1997 Van Keuls FW, Mathur H, Jiang HW, Dahm AJ. Localization scaling relation in two dimensions: Comparison with experiment Physical Review B - Condensed Matter and Materials Physics. 56: 13263-13267.  0.033
2008 Hejazi ZM, Scardelletti MC, Van Keuls FW, Omar AA, Al-Zayed A. EM full-wave analysis and testing of novel quasi-elliptic microstrip filters for ultra narrowband filter design Progress in Electromagnetics Research. 85: 261-288.  0.026
2008 Mueller CH, Lee RQ, Romanofsky RR, Kory CL, Lambert KM, Van Keuls FW, Miranda FA. Small-size x-band active integrated antenna with feedback loop Ieee Transactions On Antennas and Propagation. 56: 1236-1241. DOI: 10.1109/TAP.2008.922628  0.025
1995 Hu XL, Van Keuls FW, Carmi Y, Jiang HW, Dahm AJ. Screening of the Coulomb gap Solid State Communications. 96: 65-68. DOI: 10.1016/0038-1098(95)00401-7  0.023
1996 van Keuls FW, Hu XL, Mathur H, Jiang HW, Dahm AJ. Test of the localization scaling relation in two dimensions Czechoslovak Journal of Physics. 46: 2531-2532. DOI: 10.1007/BF02570252  0.02
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