activity
20222026
most citedMillimeter Wave Thin-Film Bulk Acoustic Resonator in Sputtered Scandium Aluminum Nitride

40 citations · 93 across the 12 of their papers we have counts for

collaborators

13 papers

eess.SP2026

Toward Ku-Band Surface Acoustic Wave Delay Lines on AlScN-on-Diamond with Decoupled Phase and Group Velocities

Tzu-Hsuan Hsu, Kapil Saha, Yuchen Ma +4

This work reports surface acoustic wave (SAW) acoustic delay lines (ADLs) on an aluminum scandium nitride (AlScN) on diamond platform operating in the X band and approaching the Ku…

eess.SP2025

62.6 GHz ScAlN Solidly Mounted Acoustic Resonators

Yinan Wang, Byeongjin Kim, Nishanth Ravi +13

We demonstrate a record-high 62.6 GHz solidly mounted acoustic resonator (SMR) incorporating a 67.6 nm scandium aluminum nitride (Sc0.3Al0.7N) piezoelectric layer on a 40 nm buried…

physics.ins-det2025★ 1 cited

Palladium-Coated Laterally Vibrating Resonators (LVRs) for Hydrogen Sensing

Gaia Giubilei, Farah Ben Ayed, Yvonne Sautriot +6

This work presents a novel hydrogen sensor based on 30% scandium-doped aluminum nitride (ScAlN) laterally vibrating resonators (LVRs) functionalized with a palladium (Pd) thin film…

physics.app-ph2025

An 11.7-GHz ScAlN FBAR Filter: Case Study on Scaling Limits and Challenges

Sinwoo Cho, Byeongjin Kim, Lezli Matto +9

This paper reports an 11.7 GHz compact 50 ohm ladder filter based on single layer Scandium Aluminum Nitride (ScAlN) film bulk acoustic resonators (FBARs) with platinum (Pt) electro…

physics.ins-det2025

Plasmonically Enhanced Flexural-Mode AlScN Nanoplate Resonator as Uncooled and Ultrafast IR Detector with High Responsivity

Aurelio Venditti, Walter Gubinelli, Enise F. Altin +4

This letter introduces a novel class of miniaturized, uncooled, and ultra-fast infrared (IR) resonant thermal detectors (RTDs) based on 30%-doped Aluminum Scandium Nitride (AlScN)…

eess.SY2025

Laterally Excited Bulk Acoustic Wave (LBAW) X-Cut Lithium Niobate Resonators

Walter Gubinelli, Ryan Tetro, Pietro Simeoni +2

In this work, Laterally excited Bulk Acoustic Wave (LBAW) resonators on X-cut Lithium Niobate (LiNbO3) and, for the first time their higher-order overtones (LOBAW) are demonstrated…

physics.app-ph2025

High-performance solidly mounted bidimensional mode resonators (S2MRs) operating around 16 GHz

Luca Spagnuolo, Luca Colombo, Kapil Saha +3

This paper reports on Solidly-Mounted Bidimensional Mode Resonators (S2MRs) utilizing 30% Scandium-doped Aluminum Nitride on Silicon Carbide, operating near 16 GHz. Experimental re…

eess.SY2024

ScAlN-on-SiC Ku-Band Solidly-Mounted Bidimensional Mode Resonators

Luca Colombo, Luca Spagnuolo, Kapil Saha +3

This letter reports on Solidly-Mounted Bidimensional Mode Resonators (S2MRs) exploiting a highly-optimized Sezawa mode in 30% Scandium-doped Aluminum Nitride (ScAlN) on Silicon Car…

physics.app-ph2024★ 23 cited

18 GHz Solidly Mounted Resonator in Scandium Aluminum Nitride on SiO2/Ta2O5 Bragg Reflector

Omar Barrera, Nishanth Ravi, Kapil Saha +12

This work reports an acoustic solidly mounted resonator (SMR) at 18.64 GHz, among the highest operating frequencies reported. The device is built in scandium aluminum nitride (ScAl…

eess.SY2024★ 1 cited

Scandium Aluminum Nitride Overmoded Bulk Acoustic Resonators for Future Wireless Communication

Walter Gubinelli, Pietro Simeoni, Ryan Tetro +2

This work reports on the modeling, fabrication, and experimental characterization of a 13 GHz 30% Scandium-doped Aluminum Nitride (ScAlN) Overmoded Bulk Acoustic Resonator (OBAR) f…

eess.SP2023★ 9 cited

Millimeter Wave Thin-Film Bulk Acoustic Resonator in Sputtered Scandium Aluminum Nitride Using Platinum Electrodes

Sinwoo Cho, Omar Barrera, Pietro Simeoni +6

This work describes sputtered scandium aluminum nitride (ScAlN) thin-film bulk acoustic resonators (FBAR) at millimeter wave (mmWave) with high quality factor (Q) using platinum (P…

eess.SP2023★ 40 cited

Millimeter Wave Thin-Film Bulk Acoustic Resonator in Sputtered Scandium Aluminum Nitride

Sinwoo Cho, Omar Barrera, Pietro Simeoni +8

This work reports a millimeter wave (mmWave) thin-film bulk acoustic resonator (FBAR) in sputtered scandium aluminum nitride (ScAlN). This paper identifies challenges of frequency…

eess.SP2022★ 19 cited

A 5.3 GHz Al0.76Sc0.24N Two-Dimensional Resonant Rods Resonator with a kt2 of 23.9%

Xuanyi Zhao, Onurcan Kaya, Michele Pirro +4

This work reports on the measured performance of an Aluminum Scandium Nitride (AlScN) Two-Dimensional Resonant Rods resonator (2DRR), fabricated by using a Sc-doping concentration…