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1. Full Text A 0.236 mm 2, 3.99 mW fully integrated 90 nm CMOS L1/L5 GPS frequency synthesizer using a regulated ring VCO
by Hwang, In-Chul
IEEE Microwave and Wireless Components Letters, ISSN 1531-1309, 2012, Volume 22, Issue 6, pp. 324 - 326
Frequency synthesizers | on-chip loop filter | phase-locked loops (PLLs) | ring-type voltage-controlled oscillator (VCO) | GPS | phase noise
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2. Full Text Water-Dispersible Magnetite-Reduced Graphene Oxide Composites for Arsenic Removal
by Chandra, Vimlesh and Park, Jaesung and Chun, Young and Lee, Jung Woo and Hwang, In-Chul and Kim, Kwang S
ACS Nano, ISSN 1936-0851, 07/2010, Volume 4, Issue 7, pp. 3979 - 3986
Magnetite−graphene hybrids have been synthesized via a chemical reaction with a magnetite particle size of ∼10 nm. The composites are superparamagnetic at room... 
magnetite | graphene | superparamagnetic | arsenic removal | MAGNETORESISTANCE | MATERIALS SCIENCE, MULTIDISCIPLINARY | CHEMISTRY, PHYSICAL | NANOSCIENCE & NANOTECHNOLOGY | GRAPHITE OXIDE | IRON | ADSORPTION | CHEMISTRY, MULTIDISCIPLINARY | GROUND-WATER | NANOPARTICLES | FILMS | ACTIVATED CARBON | MEDIA | SPECTRA | Temperature | Oxidation-Reduction | Oxides - chemistry | Water Pollutants, Chemical - chemistry | Ferrosoferric Oxide - chemistry | Arsenic - chemistry | Water Pollutants, Chemical - isolation & purification | Absorption | Water - chemistry | Arsenic - isolation & purification | Spectrum Analysis, Raman | Graphite - chemistry | Kinetics | Water Purification - methods | Hydrogen-Ion Concentration
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3. Fuel‐Driven Transient Crystallization of a Cucurbituril‐Based Host–Guest Complex
by Seoyeon Choi and Rahul Dev Mukhopadhyay and Younghoon Kim and In‐Chul Hwang and Wooseup Hwang and Suman Kr Ghosh and Kangkyun Baek and Kimoon Kim
Angewandte Chemie, ISSN 1433-7851, 11/2019, Volume 58, Issue 47, pp. 16850 - 16853
Transient self‐assembling systems often suffer from accumulation of chemical wastes that interfere with the formation of pristine self‐assembled products in... 
Structural integrity | Damping | Trichloroacetic acid | Chemical wastes | Crystals | Crystallization | Quasicrystals | Accumulation | Functional materials | Organic chemistry | Decarboxylation | Morphology | Wastes | Supramolecular compounds | Crystal structure
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4. Full Text Rhodamine-Based Hg2+-Selective Chemodosimeter in Aqueous Solution:  Fluorescent OFF−ON
by Wu, Jia-Sheng and Hwang, In-Chul and Kim, Kwang S and Kim, Jong Seung
Organic Letters, ISSN 1523-7060, 03/2007, Volume 9, Issue 5, pp. 907 - 910
N-(Rhodamine-6G)lactam-N ‘-phenylthiourea-ethylenediamine (1) was developed as a fluorescent and colorimetric chemodosimeter in aqueous solution with a broad... 
CYCLAM | MERCURY | AMPLIFICATION | SOLID-PHASE SYNTHESIS | FLUOROIONOPHORE | GUANIDINES | HG(II) | CHEMISTRY, ORGANIC | HG2+ IONS | DERIVATIVES | BEHAVIORS
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5. Full Text Hollowing out MOFs: Hierarchical micro- and mesoporous MOFs with tailorable porosity via selective acid etching
by Koo, Jaehyoung and Hwang, In-Chul and Yu, Xiujun and Saha, Subhadeep and Kim, Yonghwi and Kim, Kimoon
Chemical Science, ISSN 2041-6520, 2017, Volume 8, Issue 10, pp. 6799 - 6803
We report a new strategy for the synthesis of robust hierarchical micro- and mesoporous MOFs from water stable MOFs via a selective acid etching process. The... 
HYDROGEN | DESIGN | METAL-ORGANIC FRAMEWORKS | SURFACE-AREA | CHEMISTRY, MULTIDISCIPLINARY | SIZE
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6. Full Text Fuel‐Driven Transient Crystallization of a Cucurbit[8]uril‐Based Host–Guest Complex
by Choi, Seoyeon and Mukhopadhyay, Rahul Dev and Kim, Younghoon and Hwang, In‐Chul and Hwang, Wooseup and Ghosh, Suman Kr and Baek, Kangkyun and Kim, Kimoon
Angewandte Chemie International Edition, ISSN 1433-7851, 11/2019, Volume 58, Issue 47, pp. 16850 - 16853
Transient self‐assembling systems often suffer from accumulation of chemical wastes that interfere with the formation of pristine self‐assembled products in... 
dissipative self-assembly | non-equilibrium processes | host-guest systems | supramolecular chemistry | transient crystallization
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7. Full Text Hollowing out MOFs: hierarchical micro- and mesoporous MOFs with tailorable porosity via selective acid etching
by Koo, Jaehyoung and Hwang, In-Chul and Yu, Xiujun and Saha, Subhadeep and Kim, Yonghwi and Kim, Kimoon
Chemical science, ISSN 2041-6520, 10/2017, Volume 8, Issue 10, pp. 6799 - 6803
We report a new strategy for the synthesis of robust hierarchical micro- and mesoporous MOFs from water stable MOFs a selective acid etching process. The... 
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8. Full Text Fast Transient Fully Standard-Cell-Based All Digital Low-Dropout Regulator With 99.97% Current Efficiency
by Akram, Muhammad Abrar and Hong, Wook and Hwang, In-Chul
IEEE Transactions on Power Electronics, ISSN 0885-8993, 09/2018, Volume 33, Issue 9, pp. 8011 - 8019
A fully standard-cell-based digital low-dropout (D-LDO) regulator with low-level quiescent current and fast load transient response is proposed for efficient... 
Transient response | Regulators | digital low-dropout regulator (D-LDO) | V_\text{LTH} )">logic threshold voltage ( V_\text{LTH} ) | Detectors | Current efficient | fast transient | successive-approximation-register (SAR) | Inverters | Voltage control | Transient analysis | variable-gain accumulator (VG-ACC) | successiveapproximation-register (SAR) | logic threshold voltage (VLT H) | successive-approximation register (SAR) | LDO | POWER MANAGEMENT | logic threshold voltage (V-LTH) | ENGINEERING, ELECTRICAL & ELECTRONIC | Current efficiency | CMOS | Electric potential | Power management | System on chip | Accumulators
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9. Full Text CO2 capture from humid flue gases and humid atmosphere using a microporous coppersilicate
by Datta, Shuvo Jit and Khumnoon, Chutharat and Lee, Zhen Hao and Moon, Won Kyung and Docao, Son and Nguyen, Thanh Huu and Hwang, In Chul and Moon, Dohyun and Oleynikov, Peter and Terasaki, Osamu and Yoon, Kyung Byung and Stockholms universitet and Naturvetenskapliga fakulteten and Institutionen för material- och miljökemi (MMK)
Science, ISSN 0036-8075, 10/2015, Volume 350, Issue 6258, pp. 302 - 306
Capturing CO2 from humid flue gases and atmosphere with porous materials remains costly because prior dehydration of the gases is required. A large number of... 
ZEOLITIC IMIDAZOLATE FRAMEWORKS | POROUS MATERIALS | TITANOSILICATE ETS-10 | METAL-ORGANIC FRAMEWORKS | CARBON-DIOXIDE CAPTURE | ADSORBENTS | MULTIDISCIPLINARY SCIENCES | SEPARATION | ADSORPTION | AIR CAPTURE | Gas absorption | Materials science | Carbon sequestration | Porous materials | STORAGE | POROSITY | HUMIDITY | ATMOSPHERES | PORE SIZE AND SHAPE | Sorption | SILICATES | CU | Reduction | Absorption | Adsorption | Flue gases | CARBON DIOXIDE | Carbon capture and storage | Naturvetenskap | Natural Sciences | Kemi | Chemical Sciences
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10. Full Text Insights into Decomposition Pathways and Fate of Ru(bpy)3 2+ during Photocatalytic Water Oxidation with S2O8 2– as Sacrificial Electron Acceptor
by Akhtar, Umme Sarmeen and Tae, Eunju Lee and Chun, Yu Sung and Hwang, In Chul and Yoon, Kyung Byung
ACS Catalysis, ISSN 2155-5435, 12/2016, Volume 6, Issue 12, pp. 8361 - 8369
The most widely accepted system for homogeneous photocatalytic water oxidation process consists of a water oxidation catalyst, RuII(bpy)3 2+ as a photopump,... 
Photocatalytic water oxidation | RuII(bpy)32 | Fate | Persulfate | Decomposition pathways
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11. Full Text Hollowing out MOFs: hierarchical micro- and mesoporous MOFs with tailorable porosity via selective acid etching† †This work was supported by the Institute for Basic Science (IBS) [IBS-R007-D1]. ‡ ‡Electronic supplementary information (ESI) available. See DOI: 10.1039/c7sc02886e Click here for additional data file
by Koo, Jaehyoung and Hwang, In-Chul and Yu, Xiujun and Saha, Subhadeep and Kim, Yonghwi and Kim, Kimoon
Chemical Science, ISSN 2041-6520, 10/2017, Volume 8, Issue 10, pp. 6799 - 6803
We report a new strategy for the synthesis of robust hierarchical micro- and mesoporous MOFs from water stable MOFs via a selective acid etching process. We... 
Chemistry
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12. Full Text Hollowing out MOFs: hierarchical micro- and mesoporous MOFs with tailorable porosity via selective acid etchingThis work was supported by the Institute for Basic Science (IBS) [IBS-R007-D1].Electronic supplementary information (ESI) available. See DOI: 10.1039/c7sc02886e
by Koo, Jaehyoung and Hwang, In-Chul and Yu, Xiujun and Saha, Subhadeep and Kim, Yonghwi and Kim, Kimoon
ISSN 2041-6520, 9/2017, Volume 8, Issue 1, pp. 6799 - 683
We report a new strategy for the synthesis of robust hierarchical micro- and mesoporous MOFs from water stable MOFs via a selective acid etching process. The... 
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13. Full Text A 110-nm CMOS 0.7-V Input Transient-Enhanced Digital Low-Dropout Regulator With 99.98% Current Efficiency at 80-mA Load
by Tak-Jun Oh and In-Chul Hwang
IEEE Transactions on Very Large Scale Integration (VLSI) Systems, ISSN 1063-8210, 07/2015, Volume 23, Issue 7, pp. 1281 - 1286
This paper presents a digital low-dropout regulator (D-LDO) with a proposed transient-response boost technique, which enables the reduction of transient... 
Transient response | Regulators | fast transient response | Radiation detectors | voltage-to-time converter (VTC) | cyclic TDC | digital low-dropout regulator (D-LDO) | transient-response boost mode (TRBM) | Detectors | Logic gates | Current efficiency | Delays | Clocks | COMPUTER SCIENCE, HARDWARE & ARCHITECTURE | SOC | POWER MANAGEMENT | ENGINEERING, ELECTRICAL & ELECTRONIC
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14. Full Text Capacitorless Self-Clocked All-Digital Low-Dropout Regulator
by Akram, Muhammad Abrar and Hong, Wook and Hwang, In-Chul
IEEE Journal of Solid-State Circuits, ISSN 0018-9200, 01/2019, Volume 54, Issue 1, pp. 266 - 276
This paper presents a capacitorless self-clocked digital low-dropout (SC-DLDO) regulator with self-shifting bidirectional shift registers (SS-BiSHRs) for power... 
Transient response | Regulators | power efficient | self-shifting bidirectional shift registers (SS-BiSHRs) | fast transient | Delays | System-on-chip | self-clocked digital low-dropout regulator (SC-DLDO) | Voltage control | Transient analysis | Clocks | Capacitorless | CMOS | POWER-SUPPLY REJECTION | MANAGEMENT | FAST-TRANSIENT | LDO | ENGINEERING, ELECTRICAL & ELECTRONIC | Electric potential | Glitches | Segmentation | Semiconductor devices | Response time | Power management | Power transistors | Shift registers | System on chip
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15. Full Text Trifurcate Feed-Forward Regulation of Age-Dependent Cell Death Involving miR164 in Arabidopsis
by Jin Hee Kim and Hye Ryun Woo and Jeongsik Kim and Pyung Ok Lim and In Chul Lee and Seung Hee Choi and Daehee Hwang and Hong Gil Nam
Science, ISSN 0036-8075, 2/2009, Volume 323, Issue 5917, pp. 1053 - 1057
Aging induces gradual yet massive cell death in higher organisms, including annual plants. Even so, the underlying regulatory mechanisms are barely known,... 
Leaves | Transcription factors | Messenger RNA | Cell death | Cellular senescence | Reports | Plants | Down regulation | Age | Chlorophylls | Plant cells | LEAF SENESCENCE | SIGNALING PATHWAYS | STRESS RESPONSES | ETHYLENE | TRANSCRIPTOME | THALIANA | MULTIDISCIPLINARY SCIENCES | LATERAL ROOT DEVELOPMENT | TARGETS | MICRORNA | Up-Regulation | Arabidopsis - physiology | Genes, Plant | RNA, Messenger - metabolism | Plants, Genetically Modified | Gene Expression Regulation, Plant | Aging | Receptors, Cell Surface - physiology | Arabidopsis Proteins - genetics | Arabidopsis Proteins - physiology | Transcription Factors - physiology | Signal Transduction | Arabidopsis - cytology | Down-Regulation | RNA, Messenger - genetics | RNA, Plant - genetics | Transcription Factors - genetics | Plant Leaves - cytology | Arabidopsis - genetics | RNA, Plant - physiology | MicroRNAs - genetics | MicroRNAs - physiology | Mutation | Plant Leaves - physiology | Apoptosis | Receptors, Cell Surface - genetics | Physiological aspects | Research | Arabidopsis | Cells | Molecular biology | Gene expression | Botany | Cell cycle
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16. Full Text Solar photochemical-thermal water splitting at 140°C with Cu-loaded TiO2
by Docao, Son and Koirala, Agni Raj and Kim, Min Gyu and Hwang, In Chul and Song, Mee Kyung and Yoon, Kyung Byung
Energy and Environmental Science, ISSN 1754-5692, 02/2017, Volume 10, Issue 2, pp. 628 - 640
Metal oxide based solar thermal water splitting is a promising approach for using solar energy to produce H2 and O2. The normal protocol employed for this... 
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17. Full Text Optical image encryption via photon-counting imaging and compressive sensing based ptychography
by Rawat, Nitin and Hwang, In-Chul and Shi, Yishi and Lee, Byung-Geun
Journal of Optics (United Kingdom), ISSN 2040-8978, 06/2015, Volume 17, Issue 6, pp. 65704 - 11
In this study, we investigate the integration of compressive sensing (CS) and photon-counting imaging (PCI) techniques with a ptychography-based optical image... 
photon-counting imaging | coherence imaging | compressive sensing | optical security and encryption | AUTHENTICATION | RECOGNITION | PLANE | OPTICS | MICROSCOPY | PLAINTEXT ATTACK | Imaging | Images | Bandwidth | Representations | Encryption | Recording | Detection | Online
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18. Full Text Solar photochemical-thermal water splitting at 140 °C with Cu-loaded TiO2Electronic supplementary information (ESI) available. See DOI: 10.1039/c6ee02974d
by Docao, Son and Koirala, Agni Raj and Kim, Min Gyu and Hwang, In Chul and Song, Mee Kyung and Yoon, Kyung Byung
ISSN 1754-5692, 2/2017, Volume 1, Issue 2, pp. 628 - 64
Metal oxide based solar thermal water splitting is a promising approach for using solar energy to produce H 2 and O 2 . The normal protocol employed for this... 
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19. Solar photochemical-thermal water splitting at 140 degree C with Cu-loaded TiO2
by Docao, Son and Koirala, Agni Raj and Kim, Min Gyu and Hwang, In Chul and Song, Mee Kyung and Yoon, Kyung Byung
Energy & Environmental Science, ISSN 1754-5692, 02/2017, Volume 10, Issue 2, pp. 628 - 640
Metal oxide based solar thermal water splitting is a promising approach for using solar energy to produce H2 and O2. The normal protocol employed for this... 
Metal oxides | Water splitting | Simulation | Solar energy | MOX | Thermal reduction | Chemical energy | Titanium dioxide
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20. Full Text Insights into Decomposition Pathways and Fate of Ru(bpy)32+ during Photocatalytic Water Oxidation with S2O82– as Sacrificial Electron Acceptor
by Akhtar, Umme Sarmeen and Tae, Eunju Lee and Chun, Yu Sung and Hwang, In Chul and Yoon, Kyung Byung
ACS Catalysis, ISSN 2155-5435, 12/2016, Volume 6, Issue 12, pp. 8361 - 8369
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