Search Results - "Noculak, A."

Oxygen addition to fluorine based SiN etch process: Impact on the electrical properties of AlGaN/GaN 2DEG and transistor characteristics by Hahn, H., Achenbach, J., Ketteniss, N., Noculak, A., Kalisch, H., Vescan, A.

“…► We investigate consequences using CF 4/O 2 or CF 4 dry etches for gate trench opening. ► Oxygen addition reduces the incorporation of fluorine ions. ► We…”
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Quaternary Enhancement-Mode HFET With In Situ SiN Passivation by Ketteniss, N., Behmenburg, H., Hahn, H., Noculak, A., Hollander, B., Kalisch, H., Heuken, M., Vescan, A.

“…A lattice-matched InAlGaN/GaN heterostructure with a barrier-layer thickness of 4 nm has been grown and passivated in situ with a 63-nm SiN by metal-organic…”
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MOVPE, processing and characterization of AlGaN/GaN HEMTs with different Al concentrations on silicon substrates by Fieger, M., Eickelkamp, M., Rahimzadeh Koshroo, L., Dikme, Y., Noculak, A., Kalisch, H., Heuken, M., Jansen, R.H., Vescan, A.

“…Al x Ga 1− x N/GaN high electron mobility transistor (HEMT) structures with different Al concentrations were grown by metal organic vapor phase epitaxy (MOVPE)…”
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A K-band high gain, low noise figure LNA using 0.13 μm logic CMOS technology by Dang, J., Sakalas, P., Noculak, A., Hinz, M., Meinerzhagen, B.

“…A two stage cascode low noise amplifier using tapered inductors with optimized quality factors was designed in a 130 nm logic CMOS process. The K-band (24…”
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Novel approach for a monolithically integrated GaN cascode with minimized conduction and switching losses by Hahn, H., Yacoub, H., Zweipfennig, T., Lukens, G., Kotzea, S., Debald, A., Oculak, A. N, Negra, R., Kalisch, H., Vescan, A.

“…In the power switching market, GaN-on-Si technology is competing at low to medium blocking voltages (200-900 V). The challenge to obtain a sufficiently high…”
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A semi-distributed method for inductor de-embedding by Dang, J., Noculak, A., Korndorfer, F., Jungemann, C., Meinerzhagen, B.

“…This paper presents a de-embedding method based on pad and thru test structures for on-wafer inductor characterization. A transmission line model in…”
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Urease activity during germination and development of vegetative organs of Citrullus colocynthis (L.) schrader by Kostecka-Madalska, O, Noculak, A

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Proby uprawy Citrullus colocynthis (L.) Schrad. i wstepna ocena przydatnosci nasion by Kostecka-Madalska, O, Noculak, A

“…Trials of cultivating Citrullus colocynthis (L.) Schrad. were carried out in the Medicinal Plant Garden of the Medical Academy to Wrocław. The seeds were…”
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Microbial transformation of cholesterol by Botrytis and Sclerotinia species strains by Nespiak, A, Noculak-Palczewska, A, Krolicki, Z, Krzyzanowska, J

“…The hydroxy group or 5-cholesten-3β-oll is oxidated by Botrytis cinerea into the keto group…”
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A low noise figure K-band receiver in 130 nm CMOS by Dang, J., Meinerzhagen, B., Bruckner, S., Schoebel, J., Noculak, A., Negra, R.

“…A fully integrated K-band receiver consisting of a low noise amplifier (LNA) and a Gilbert-Mixer with DC current bleeding technique is implemented in 130 nm…”
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A fully integrated 5.5 GHz cross-coupled VCO with high output power using 0.25μm CMOS technology by Dang, J., Noculak, A., Haddadinejad, S., Jungemann, C., Meinerzhagen, B.

“…In this paper a PMOS-NMOS cross-coupled voltage controlled oscillator (VCO) using 0.25 μm CMOS technology is demonstrated. This VCO consumes 6.6 mW DC power…”
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Processing and characterization of recessed-gate AlGaN/GaN HFETs by Kettenib, N., Eickelkamp, M., Noculak, A., Jansen, R.H., Vescan, A.

“…AlGaN/GaN heterostructure field effect transistors with different gate recess depths have been fabricated using an ICP etch process. Subsequently, electrical…”
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Advanced Modeling of MISHFET Devices and their Performance in Current-Mode Class-D Power Amplifiers by Cumana, J., Lautensack, C., Eickelkamp, M., Goliasch, J., Noculak, A., Vescan, A., Jansen, R.H.

“…GaN HFETs and MISHFETs are promising power devices for RF and microwave power applications. However, the performance of devices can be compromised under some…”
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Badania morfologiczno-anatomiczne i chemiczne wybranych gatunkow grzybow z rodzaju Cortinarius Fries by Noculak, A

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Urease activity in seeds of Cucurbitaceae and Papilionaceae plants by Kostecka-Madalska, O, Noculak, A

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