A CMOS based low power digitally controlled oscillator design with MOS varactor
Sign Up to like & getrecommendations! Published in 2019 at "Analog Integrated Circuits and Signal Processing"
DOI: 10.1007/s10470-019-01476-0
Abstract: AbstractWith the shift from traditional analog circuit designs to an all-digital intensive approach, the all-digital Phase-locked loops (ADPLLs) have become more attractive in digital communication systems. Digitally controlled oscillators (DCO) are the key components of… read more here.
Keywords: dbc; digitally controlled; power; output ... See more keywords
Engineered biochar composites with zeolite, silica, and nano-zerovalent iron for the efficient scavenging of chlortetracycline from aqueous solutions
Sign Up to like & getrecommendations! Published in 2019 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-019-04850-7
Abstract: AbstractDate palm waste–derived biochar (DBC) was produced through pyrolysis (600 °C) and modified with zeolite (Z-DBC), silica (S-DBC), or nano-zerovalent iron (nZVI-DBC) to design efficient sorbents. The pristine and engineered biochars were characterized by SEM, XRD,… read more here.
Keywords: dbc; nano zerovalent; aqueous solutions; dbc dbc ... See more keywords
Molecular design of dibenzo[g,p]chrysene-based hole-transporting materials for perovskite solar cells: A theoretical study
Sign Up to like & getrecommendations! Published in 2021 at "Synthetic Metals"
DOI: 10.1016/j.synthmet.2020.116631
Abstract: Abstract Designed with a steric twisted, π-conjugated dibenzochrysene (DBC) core and arylamine-based electron-donating side arms, four small molecules as hole-transporting materials (HTMs) are simulated with density functional theory and Marcus theory of electron transfer. Our… read more here.
Keywords: hole transporting; dbc; energy; transporting materials ... See more keywords
Aggregation Behavior of Dissolved Black Carbon: Implications for Vertical Mass Flux and Fractionation in Aquatic Systems.
Sign Up to like & getrecommendations! Published in 2017 at "Environmental science & technology"
DOI: 10.1021/acs.est.7b04232
Abstract: The fluvial export of dissolved black carbon (DBC) is a major land-ocean flux in the global black carbon cycle, affecting the size of refractory carbon pool in the oceans. The aggregation behavior of DBC is… read more here.
Keywords: black carbon; dbc; carbon; vertical mass ... See more keywords
Aerosols as a source of dissolved black carbon to the ocean
Sign Up to like & getrecommendations! Published in 2017 at "Nature Communications"
DOI: 10.1038/s41467-017-00437-3
Abstract: Dissolved black carbon (DBC) is the largest known slow-cycling organic carbon pool in the world’s oceans. Atmospheric deposition could significantly contribute to the oceanic DBC pool, but respective information is lacking. Here we estimate that,… read more here.
Keywords: black carbon; dbc; carbon; water soluble ... See more keywords
Turning date palm waste into carbon nanodots and nano zerovalent iron composites for excellent removal of methylthioninium chloride from water
Sign Up to like & getrecommendations! Published in 2020 at "Scientific Reports"
DOI: 10.1038/s41598-020-73097-x
Abstract: Novel carbon nanodots (nCD-DBC) and nano zero-valent iron composites (nZVI-DBC) were synthesized using date palm waste-derived biochar (DBC). The synthesized materials were analyzed for chemical and structural composition by using FTIR, SEM, XRD, and TGA,… read more here.
Keywords: iron composites; dbc; ncd dbc; date palm ... See more keywords
Reference Oversampling PLL Achieving −256-dB FoM and −78-dBc Reference Spur
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2021.3089930
Abstract: This article presents a low jitter, low power, low reference spur LC oscillator-based reference oversampling digital phase locked loop (OSPLL). The proposed reference oversampling architecture simultaneously offers a low in-band phase noise, a wide-bandwidth, and… read more here.
Keywords: reference spur; reference oversampling; dbc; reference ... See more keywords
An All-Digital PLL for Cellular Mobile Phones in 28-nm CMOS with −55 dBc Fractional and −91 dBc Reference Spurs
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Circuits and Systems I: Regular Papers"
DOI: 10.1109/tcsi.2018.2855972
Abstract: We propose a time-predictive architecture of an all-digital PLL (ADPLL) for cellular radios, which is optimized for advanced CMOS. It is based on a 1/8-length time-to-digital converter (TDC) of stabilized 7-ps resolution, as well as… read more here.
Keywords: reference spurs; digital pll; dbc; dbc fractional ... See more keywords
A 3.78-GHz Type-I Sampling PLL With a Fully Passive KPD-Doubled Primary–Secondary S-PD Measuring 39.6-fsRMS Jitter, −260.2-dB FOM, and −70.96–dBc Reference Spur
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Circuits and Systems I: Regular Papers"
DOI: 10.1109/tcsi.2023.3236309
Abstract: This paper reports an active-buffer-free type-I sampling phase-locked loop (S-PLL). We innovate a fully-passive sampling phase detector with passive-gain multiplication after the sampler, resulting in a stably-boosted PD gain and better linearity. Together with a… read more here.
Keywords: ghz type; reference; sampling pll; type sampling ... See more keywords
A 3.3-GHz Integer N-Type-II Sub-Sampling PLL Using a BFSK-Suppressed Push–Pull SS-PD and a Fast-Locking FLL Achieving −82.2-dBc REF Spur and −255-dB FOM
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Very Large Scale Integration (VLSI) Systems"
DOI: 10.1109/tvlsi.2021.3131219
Abstract: This brief describes an integer-N-type-II sub-sampling phase-locked loop (SS-PLL) incorporating a push–pull sub-sampling phase detector to significantly suppress the spur-induced binary frequency shift keying modulation (BFSK) effect and a low-power fast-locking frequency-locked loop (FLL) to… read more here.
Keywords: sub sampling; integer type; pll; type sub ... See more keywords
Discriminative bag-of-cells for imaging-genomics
Sign Up to like & getrecommendations! Published in 2018 at "Pacific Symposium on Biocomputing. Pacific Symposium on Biocomputing"
DOI: 10.1142/9789813235533_0030
Abstract: Connecting genotypes to image phenotypes is crucial for a comprehensive understanding of cancer. To learn such connections, new machine learning approaches must be developed for the better integration of imaging and genomic data. Here we… read more here.
Keywords: dbc; cells imaging; bag cells; discriminative bag ... See more keywords