S. W. Kirchoefer

4.7k total citations · 1 hit paper
84 papers, 3.9k citations indexed

About

S. W. Kirchoefer is a scholar working on Electrical and Electronic Engineering, Materials Chemistry and Biomedical Engineering. According to data from OpenAlex, S. W. Kirchoefer has authored 84 papers receiving a total of 3.9k indexed citations (citations by other indexed papers that have themselves been cited), including 66 papers in Electrical and Electronic Engineering, 58 papers in Materials Chemistry and 26 papers in Biomedical Engineering. Recurrent topics in S. W. Kirchoefer's work include Ferroelectric and Piezoelectric Materials (52 papers), Microwave Dielectric Ceramics Synthesis (35 papers) and Acoustic Wave Resonator Technologies (23 papers). S. W. Kirchoefer is often cited by papers focused on Ferroelectric and Piezoelectric Materials (52 papers), Microwave Dielectric Ceramics Synthesis (35 papers) and Acoustic Wave Resonator Technologies (23 papers). S. W. Kirchoefer collaborates with scholars based in United States, Germany and Switzerland. S. W. Kirchoefer's co-authors include Wontae Chang, J.M. Pond, Douglas B. Chrisey, Jeremy Levy, J. H. Haeni, Darrell G. Schlom, R. Uecker, B. Craigo, M. E. Hawley and A. K. Tagantsev and has published in prestigious journals such as Nature, Physical Review Letters and Nano Letters.

In The Last Decade

S. W. Kirchoefer

83 papers receiving 3.8k citations

Hit Papers

Room-temperature ferroelectricity in strained SrTiO3 2004 2026 2011 2018 2004 500 1000 1.5k
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Room-temperature ferroelectricity in strained SrTiO3
    2004 1.8k citations J. H. Haeni, Patrick Irvin et al. Nature profile →

Peers

S. W. Kirchoefer
Rachael L. Myers‐Ward United States
Rusen Yan United States
N. D. Zakharov Germany
D. Kovalev Germany
S. A. Prosandeev Russia
Rüdiger Schmidt‐Grund Germany
Olivier Durand France
Yukihiro Shimogaki Japan
P. H. Fang China
Virginia D. Wheeler United States
Rachael L. Myers‐Ward United States
S. W. Kirchoefer
Citations per year, relative to S. W. Kirchoefer S. W. Kirchoefer (= 1×) peers Rachael L. Myers‐Ward

Countries citing papers authored by S. W. Kirchoefer

Since Specialization
Citations

This map shows the geographic impact of S. W. Kirchoefer's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by S. W. Kirchoefer with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites S. W. Kirchoefer more than expected).

Fields of papers citing papers by S. W. Kirchoefer

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by S. W. Kirchoefer. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by S. W. Kirchoefer. The network helps show where S. W. Kirchoefer may publish in the future.

Co-authorship network of co-authors of S. W. Kirchoefer

This figure shows the co-authorship network connecting the top 25 collaborators of S. W. Kirchoefer. A scholar is included among the top collaborators of S. W. Kirchoefer based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with S. W. Kirchoefer. S. W. Kirchoefer is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Xiao, Bo, Hongrui Liu, V. Avrutin, et al.. (2009). Epitaxial growth of (001)-oriented Ba0.5Sr0.5TiO3 thin films on a-plane sapphire with an MgO/ZnO bridge layer. Applied Physics Letters. 95(21). 18 indexed citations
2.
Rauscher, C., S. W. Kirchoefer, J.M. Pond, Andrew C. Guyette, & Douglas R. Jachowski. (2009). A Compact Ridge-Waveguide Contiguous-Channel Frequency Multiplexer. IEEE Transactions on Microwave Theory and Techniques. 57(3). 647–656. 11 indexed citations
3.
Chang, Wontae, et al.. (2009). Microwave dielectric properties of BaTiO3 and Ba0.5Sr0.5TiO3 thin films on (001) MgO. Applied Physics Letters. 95(22). 13 indexed citations
4.
5.
Chang, Wontae, Jeffrey A. Bellotti, S. W. Kirchoefer, & J.M. Pond. (2006). Strain tensor effects on SrTiO3 incipient ferroelectric phase transition. Journal of Electroceramics. 17(2-4). 487–494. 13 indexed citations
6.
Chang, Wontae, J.M. Pond, S. W. Kirchoefer, & Jeffrey A. Bellotti. (2005). Strain-induced anisotropy in microwave dielectric properties of (Ba,Sr)TiO3 thin films with directly applied uniaxial ⟨100⟩ stress. Applied Physics Letters. 87(24). 12 indexed citations
7.
Chang, Wontae, S. W. Kirchoefer, Jeffrey A. Bellotti, et al.. (2004). (Ba,Sr)TiO3 ferroelectric thin films for tunable microwave applications. Revista Mexicana de Física. 50(5). 501–505. 7 indexed citations
8.
Haeni, J. H., Patrick Irvin, Wontae Chang, et al.. (2004). Room-temperature ferroelectricity in strained SrTiO3. Nature. 430(7001). 758–761. 1764 indexed citations breakdown →
9.
Chang, Wontae, S. W. Kirchoefer, J.M. Pond, et al.. (2004). Room-temperature tunable microwave properties of strained SrTiO3 films. Journal of Applied Physics. 96(11). 6629–6633. 27 indexed citations
10.
Kirchoefer, S. W., E. J. Cukauskas, N. Scott Barker, H. S. Newman, & Wontae Chang. (2002). Barium–strontium–titanate thin films for application in radio-frequency-microelectromechanical capacitive switches. Applied Physics Letters. 80(7). 1255–1257. 25 indexed citations
11.
Bellotti, Jeffrey A., E. K. Akdoğan, A. Safari, Wontae Chang, & S. W. Kirchoefer. (2002). Tunable Dielectric Properties of BST Thin Films for RF/MW Passive Components. Integrated ferroelectrics. 49(1). 113–122. 26 indexed citations
12.
Chang, Wontae, S. B. Qadri, H.D. Wu, et al.. (2000). Electrically and magnetically tunable microwave device using (Ba, Sr) TiO3/Y3Fe5O12 multilayer. Applied Physics A. 71(1). 7–10. 27 indexed citations
13.
Chang, Wontae, S. B. Qadri, J.M. Pond, et al.. (2000). Structural and microwave properties of (Ba,Sr)TiO 3 films grown by pulsed laser deposition. Applied Physics A. 70(3). 313–316. 27 indexed citations
14.
Levy, Jeremy, Charles Hubert, Wontae Chang, et al.. (1999). High-resolution scanning optical microscopy of ferroelectric thin films. Ferroelectrics. 222(1). 181–188. 1 indexed citations
15.
Horwitz, J. S., Wontae Chang, J.M. Pond, et al.. (1998). Structure/property relationships in ferroelectric thin films for frequency agile microwave electronics. Integrated ferroelectrics. 22(1-4). 279–289. 56 indexed citations
16.
Boos, J.B., W. Kruppa, B. R. Bennett, et al.. (1998). AlSb/InAs HEMT's for low-voltage, high-speed applications. IEEE Transactions on Electron Devices. 45(9). 1869–1875. 115 indexed citations
17.
Knauss, L.A., J. S. Horwitz, J.M. Pond, et al.. (1997). Dielectric properties of srtio3 thin films with ca and zr partial substitutions for active microwave applications. Integrated ferroelectrics. 15(1-4). 173–180. 5 indexed citations
18.
Kirchoefer, S. W.. (1995). Microwave interactions in semiconductor multiple-quantum-well heterostructures utilizing a coplanar-strip geometry device. IEEE Transactions on Microwave Theory and Techniques. 43(5). 1122–1127. 2 indexed citations
19.
Kirchoefer, S. W., E. A. Rezek, B. A. Vojak, et al.. (1981). Continuous room-temperature photopumped laser operation of visible-spectrum LPE In<inf>1-x</inf>Ga<inf>x</inf>P<inf>1-z</inf>As<inf>z</inf>(λ ~ 6700 Å). IEEE Journal of Quantum Electronics. 17(2). 161–166. 6 indexed citations
20.
Chin, R., N. Holonyak, S. W. Kirchoefer, R. M. Kolbas, & E. A. Rezek. (1979). Determination of the valence-band discontinuity of InP1−xGaxP1−zAsz (x∼0.13, z∼0.29) by quantum-well luminescence. Applied Physics Letters. 34(12). 862–864. 24 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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