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Engineering Geometric Electrodes for Electric Field-Enhanced High-Performance Flexible In-Plane Micro-Supercapacitors

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Energy & Environmental Materials 2023年第4期6卷 114-120页

作者： Jihong Kim Sung Min Wi Jong-Guk Ahn Sangjun Son Hee young lim Yeonsu Park Hye Ji Eun Jong Bae Park Hyunseob lim Sangyeon Pak A-Rang Jang young-Woo Lee Department of Energy Engineering Soonchunhyang UniversityAsan 31538Korea Department of Chemistry Gwangju Institute of Science and TechnologyGwangju 61005Korea Jeonju Centre Korea Basic Science InstituteJeonju 54907Korea Prof.S.Pak School of Electronic and Electrical Engineering Hongik UniversitySeoul 04066Korea Division of Electrical Electronic and Control EngineeringKongju National UniversityCheonan 31080Korea

In plane micro-supercapacitors that are miniaturized energy storage components have attracted significant attention due to their high power densities for various ubiquitous and sustainable device systems as well as their facile integration on various flexible/wearable *** implement the micro-supercapacitors in various practical applications that can accompany solid state or gel electrolyte and flexible substrates,ions must be readily transported to electrodes for achieving high power ***,we show large enhancement in electrochemical properties of flexible,inplane micro-supercapacitor using sharp-edged interdigitated electrode design,which was simply fabricated through direct laser scribing *** sharp-edged electrodes allowed strong electric field to be induced at the corners of the electrode fingers which led to the greater accumulation of ions near the surface of electrode,significantly enhancing the energy storage performance of *** electric field-enhanced in-plane micro-supercapacitor showed the volumetric energy density of 1.52 Wh L^(−1)and the excellent cyclability with capacitive retention of 95.4%after 20000 *** further showed various practicability of our sharp-edged design in micro-supercapacitors by showing circuit applicability,mechanical stability,and air *** results present an important pathway for designing electrodes in various energy storage devices.

关键词： electric field enhancement flexible energy storage device microsupercapacitors sharp electrodes

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Six-year trends and intersectional correlates of meeting 24-Hour Movement Guidelines among South Korean adolescents:Korea Youth Risk Behavior Surveys,2013-2018

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Journal of Sport and Health Science 2023年第2期12卷 255-265页

作者： Eun young Lee Asaduzzaman Khan Riaz Uddin Eva lim Lauren George School of Kinesiology and Health Studies Queen’s UniversityKingstonON K7L3N6Canada Department of Gender Studies Queen’s UniversityKingstonON K7L3N6Canada School of Health and Rehabilitation Sciences The University of QueenslandBrisbaneQLD 4072Australia Active Healthy Kids Bangladesh(AHKBD) Dhaka 1206Bangladesh Institute for Physical Activity and Nutrition(IPAN) School of Exercise and Nutrition SciencesDeakin UniversityGeelongVIC 3220Australia Faculty of Health Sciences Queen’s UniversityKingstonON K7L3N6Canada

Background:Grounded in intersectionality theory,this study examined the 6-year prevalence trend and correlates in meeting Canada’s 24-Hour Movement Guidelines(Guidelines hereafter)in a nationally representative adolescent samples of South Korea(officially the Republic of Korea).Methods:Self-reported,annually repeated cross-sectional data collected between 2013 and 2018 were used(n=372,433,12-17 years old,47.9%females).Adolescents were categorized as meeting or not meeting different sets of physical activity,screen time(ST),and sleep recommendations within the Guidelines,separately for weekdays and weekend *** correlates included sex and social class(i.e.,family economic status,parental education level,and academic performance).Multiple logistic regression analyses were ***:Overall,the proportion of adolescents meeting physical activity,ST,and sleep recommendations were 5.3%,60.3%,and 10.2%on weekdays and 5.3%,28.2%,and 46.4%on weekend days,*** 2013 and 2018,no substantial changes were observed for meeting the physical activity or sleep recommendation,while meeting the ST recommendation was markedly lower in *** proportion of meeting all 3 recommendations were 0.5%for weekdays and 0.8%for weekend ***,compared to female adolescents,male adolescents were consistently associated with more favorable patterns of meeting different sets of recommendations,regardless of social *** females only,social class appeared to be not important or even detrimental in meeting different sets of *** male,compounded with social class,was associated with meeting the ST ***:Less than 1%of Korean adolescents met the overall ***-based analysis and intervention may be important in promoting healthy active lifestyles among South Korean adolescents.

关键词： Intersectionality theory Physical activity Sedentary behavior Sleep Social determinants of health

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Usefulness of the acromioclavicular joint cross-sectional area as a diagnostic image parameter of acromioclavicular osteoarthritis

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World Journal of Clinical Cases 2022年第7期10卷 2087-2094页

作者： young Joo Jee Youn Moon Jung Youn Han Yun-Sic Bang Keum Nae Kang young Su lim young-SoonChoi young-Uk Kim Department of Anesthesiology and Pain Medicine CHA Ilsan Medical CenterSchool of MedicineCHA UniversityIlsanGyeonggi-do 10414South Korea Department of Anesthesiology and Pain Medicine Seoul National University Hospital College of MedicineSeoul 03080South Korea Department of Anesthesiology and Pain Medicine CHA Bundang Medical CenterSchool of MedicineSeongnamGyeonggi-do 13496South Korea Department of Anesthesiology and Pain Medicine National Police HospitalSeoul 05715South Korea Department of Anesthesiology and Pain Medicine Catholic Kwandong UniversityCollege of MedicineInternational St.Mary’s HospitalIncheon 22711South Korea

BACKGROUND Acromioclavicular joint(ACJ)space narrowing has been considered to be an important diagnostic image parameter of ACJ osteoarthritis(ACJO).However,the morphology of the ACJ space is irregular because of osteophyte formation,subchondral irregularity,capsular distention,sclerosis,and ***,we created the ACJ cross-sectional area(ACJCSA)as a new diagnostic image parameter to assess the irregular morphologic changes of the *** To hypothesize that the ACJCSA is a new diagnostic image parameter for *** ACJ samples were obtained from 35 patients with ACJO and 30 healthy individuals who underwent shoulder magnetic resonance(S-MR)imaging that revealed no evidence of *** coronal,T2-weighted,fat-suppressed SMR images were acquired at the ACJ level from the two *** measured the ACJCSA and the ACJ space width(ACJSW)at the ACJ on the S-MR images using our imaging analysis *** ACJCSA was measured as the cross-sectional area of the *** ACJSW was measured as the narrowest point between the acromion and the *** The average ACJCSA was 39.88±10.60 mm;in the normal group and 18.80±5.13 mm;in the ACJO *** mean ACJSW was 3.51±0.58 mm in the normal group and 2.02±0.48 mm in the ACJO *** individuals had significantly lower ACJCSA and ACJSW than the healthy *** operating characteristic curve analyses demonstrated that the most suitable ACJCSA cutoff score was 26.14 mm^(2),with 91.4%sensitivity and 90.0%*** The optimal ACJSW cutoff score was 2.37 mm,with 88.6%sensitivity and 96.7%*** though both the ACJCSA and ACJSW were significantly associated with ACJO,the ACJCSA was a more sensitive diagnostic image parameter.

关键词： Acromioclavicular joint Osteoarthritis Cross-sectional area Diagnosis

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Incomplete distal renal tubular acidosis uncovered during pregnancy:A case report

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世界临床病例杂志 2023年第25期11卷 5988-5993页

作者： Eun young Seong Da woon Kim Hyo Jin Kim Harin Rhee Sang Heon Song Department of Internal Medicine Biomedical Research InstitutePusan National University HospitalBusan 49241South Korea Department of Internal Medicine School of MedicinePusan National UniversityYangsan-si 50612Gyeongsangnam-doSouth Korea Department of Internal Medicine Pusan National University School of MedicineBusan 49241South Korea

BACKGROUND Renal tubular acidosis(RTA)is a renal cause of non-anion-gap metabolic acidosis characterized by low urinary ammonia *** condition has a low prevalence,and various congenital and acquired *** date,only a few cases of idiopathic RTA uncovered during pregnancy have been *** SUMMARY A previously healthy 32-year-old Korean woman at 30 wk of gestation was admitted to Pusan National University Hospital with preterm *** admission,the patient presented with hypokalemia,non-anion-gap metabolic acidosis,and *** RTA was diagnosed based on laboratory blood and urine findings and imaging *** tests,including next-generation gene sequencing panels for nephropathy,were performed to determine the etiology of the disease,which indicated that it was *** patient received sodium bicarbonate and potassium chloride *** 3 wk,she delivered a baby who was subsequently diagnosed with corpus callosum agenesis and *** regular follow-ups for 6 mo postpartum,her hypokalemia and metabolic acidosis were gradually resolved,and medications eventually *** Herein we describe a case of idiopathic distal RTA discovered during *** and metabolic acidosis resolved spontaneously after delivery.

关键词： Renal tubular acidosis Pregnancy Hypokalemia Sodium bicarbonate Case report

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Transparent neural implantable devices:a comprehensive review of challenges and progress

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npj Flexible Electronics 2022年第1期6卷 439-456页

作者： young Uk Cho Se Lin lim Jung-Hoon Hong Ki Jun Yu Department of Electrical and Electronic Engineering Yonsei UniversitySeoulKorea Department of Electrical and Electronic Engineering YU-Korea Institute of Science and Technology InstituteYonsei UniversitySeoulKorea

The key to designing an implantable device lies in condensing the synergistic effects of diagnostic and therapeutic methods in a single *** conjunction with the integration of electrophysiology and optical modalities,a transparent neural interface alleviates challenges of conventional metal-based *** this review,the multimodal sensing and stimulation functionalities of recent research are ***,issues that arise when combining functionalities of conventional metal-based,opaque electrode arrays together with optical modalities—(1)photoelectric artifacts,(2)optical image blocking,and(3)light transmission efficiency—are ***,an introduction of advancing material candidates for transparent neural interfaces follows with the latest research.

关键词： neural transparent modal

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Unveiling the role of Ni in Ru-Ni oxide for oxygen evolution: Lattice oxygen participation enhanced by structural distortion

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Journal of Energy Chemistry 2023年第2期77卷 54-61,I0003页

作者： young-Jin Ko Man Ho Han Chulwan lim Seung-Ho Yu Chang Hyuck Choi Byoung Koun Min Jae-young Choi woong Hee Lee Hyung-Suk Oh Clean Energy Research Center Korea Institute of Science and Technology(KIST)Hwarang-ro 14-gil 5Seongbuk-guSeoul 02792Republic of Korea Department of Chemical and Biological Engineering Korea University145Anam-roSeongbuk-guSeoul 02841Republic of Korea Department of Chemistry Pohang University of Science and Technology(POSTECH)Pohang 37673Republic of Korea National Agenda Research Division Korea Institute of Science and Technology(KIST)Hwarang-ro 14-gil 5Seonbuk-guSeoul 02792Republic of Korea Graduate School of Energy and Environment(KU-KIST Green School) Korea University145 Anam-roSeongbuk-guSeoul 02841Republic of Korea School of Advanced Materials Science&Engineering Sungkyunkwan University(SKKU)Suwon 16419Republic of Korea KIST-SKKU Carbon-Neutral Research Center Sungkyunkwan University(SKKU)Suwon 16419Republic of Korea

Introducing Ni in Ru oxide is a promising approach to enhance the catalytic activity for the oxygen evolution reaction(OER).However,the role of Ni(which has a poor intrinsic activity)is not fully ***,a Ru NiO_(x)electrode fabricated via a modified dip coating method exhibited excellent OER performance in acidic media,and neutral media for CO_(2)reduction *** combined in-situ/operando X-ray absorption near-edge structure and on-line inductively coupled plasma mass spectrometry studies to unveil the role of the Ni introduced in the Ru *** propose that the Ni not only transforms the electronic structure of the Ru oxide,but also produces a large number of oxygen vacancies by distorting the oxygen lattice structure at low overpotentials,increasing the participation of lattice oxygen for *** work demonstrates the real behavior of bimetallic oxide materials under applied potentials and provides new insights into the development of efficient electrocatalysts.

关键词： Oxygen evolution reaction Ru electrode Ni electrode Oxygen vacancies In-situ/Operando studies

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Caenorhabditis elegans deep lipidome profiling by using integrative mass spectrometry acquisitions reveals significantly altered lipid networks

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Journal of Pharmaceutical Analysis 2022年第5期12卷 743-754页

作者： Nguyen Hoang Anh young Cheol Yoon young Jin Min Nguyen Phuoc Long Cheol woon Jung Sun Jo Kim Suk Won Kim Eun Goo Lee Daijie Wang Xiao Wang Sung Won Kwon College of Pharmacy Seoul National UniversitySeoul08826Republic of Korea School of Pharmaceutical Sciences Shandong Analysis and Test CenterQilu University of Technology(Shandong Academy of Sciences)Jinan250014China Biological Engineering Technology Innovation Center of Shandong Province Heze Branch of Qilu University of Technology(Shandong Academy of Sciences)HezeShandong274000China

Lipidomics coverage improvement is essential for functional lipid and pathway construction.A powerful approach to discovering organism lipidome is to combine various data acquisitions,such as full scan mass spectrometry(full MS),data-dependent acquisition(DDA),and data-independent acquisition(DIA).Caenorhabditis elegans(***)is a useful model for discovering toxic-induced metabolism,highthroughput drug screening,and a variety of human disease *** determine the lipidome of *** and investigate lipid disruption from the molecular level to the system biology level,we used integrative data *** methyl-tert-butyl ether method was used to extract L4 stage *** after exposure to triclosan(TCS),perfluorooctanoic acid,and nanopolystyrene(nPS).Full MS,DDA,and DIA integrations were performed to comprehensively profile the *** lipidome by Q-Exactive Plus *** annotated lipids were then analyzed using lipid ontology and pathway *** annotated up to 940 lipids from 20 lipid classes involved in various functions and *** biological investigations revealed that when *** were exposed to nPS,lipid droplets were disrupted,whereas plasma membrane-functionalized lipids were likely to be changed in the TCS treatment *** nPS treatment caused a significant disruption in lipid ***,glycerophospholipid,and ether class lipids were those primarily hindered by ***,toxicant exposure frequently involved numerous lipid-related pathways,including the phosphoinositide 3-kinase/protein kinase B *** conclusion,an integrative data acquisition strategy was used to characterize the *** lipidome,providing valuable biological insights into hypothesis generation and validation.

关键词： Caenorhabditis elegans Lipidomics Data-dependent acquisition Data-independent acquisition

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Congenital ovarian anomaly manifesting as extra tissue connection between the two ovaries:A case report

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World Journal of Clinical Cases 2022年第26期10卷 9318-9322页

作者： Myeong Gyun Choi Jong woon Kim Yoon Ha Kim A Mi Kim Tae young Kim Hyun Kyung Ryu Department of Obstetrics and Gynecology Chonnam National University Medical SchoolGwangju 61469South Korea

BACKGROUND Ovarian anomalies except for uni-or bilateral streak gonads are *** present a rare case of an ovarian anomaly in which both ovaries were connected by extra *** SUMMARY A 32-year-old,primipara with a twin pregnancy at 36 weeks of gestation was admitted to the hospital with severe *** underwent emergency cesarean section owing to persistent headache,blurred vision,and general *** a peritoneal incision,a thin rectangular-shaped tissue was seen in front of the *** delivery,the extra tissue was removed;no other anomalies were reported in either the ovaries or *** results of the removed tissue disclosed a well-vascularized loose stromal tissue with few follicles and scattered luteinized *** this case,to prevent pelvic adhesion or intestinal obstruction resulting from volvulus,strangulation,and torsion,the extra tissue was *** We report a case of a rare ovarian anomaly where both ovaries were connected by extra *** the extra tissue extends to the abdominal cavity,it should be removed to prevent pelvic adhesion or abdominal complications including intestinal volvulus,strangulation,and torsion.

关键词： Connected ovaries Extra tissue Ovarian anomaly Case report

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High-performance solid-solution potassium-ion intercalation mechanism of multilayered turbostratic graphene nanosheets

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Journal of Energy Chemistry 2022年第4期31卷 814-823页

作者： Jiae Um Seung Uk Yoon Hoseong Kim Beom Sik Youn Hyoung-Joon Jin Hyung-Kyu lim young Soo Yun Program in Environmental and Polymer Engineering Inha Universityncheon 22212 South Korea Department of Polymer Science and Engineering Inha UniversityIncheon 22212South Korea Division of Chemical Engineering and Bioengineering Kangwon National University Chuncheon Gangwon-do 24341 South Korea KU-KIST Graduate School of Converging Science and Technologyea University 145 Anam-roSeongbuk-guSoul02841 South Korea Department of Integrative Energy Engineering 145 Anam-roSongbuk-guKorea UniversitySeoul 02841 South Korea

The solid-solution reaction between an alkali cation and an active host material is known as a singlephase redox mechanism,and it is typically accompanied by a continuous voltage *** is distinct from the typical alkali cation intercalation reaction at an equivalent site of the active host material,which exhibits a voltage ***,we report an unusual solid-solution potassium-ion intercalation mechanism with a low-voltage plateau capacity on multilayered turbostratic graphene nanosheets(T-GNSs).Despite the disordered graphitic structure with a broad range of d-spacings(3.65–4.18À),the T-GNSs showed a reversible plateau capacity of~200 m A h g^(-1),which is higher than that of a well-ordered graphite nanoplate(~120 m A h g^(-1)).In addition,a sloping capacity of~220 m A h g^(-1)was delivered with the plateau capacity,and higher rate capabilities,better reversibility,and a more stable cycling performance were confirmed on the turbostratic ***-principles calculations suggest that the multitudinous lattice domains of the T-GNSs contain diverse intercalation sites with strong binding energies,which could be the origin of the high-performance solid-solution potassium-ion intercalation behavior when the turbostratic graphene stacks have a d-spacing smaller than that of equilibrium potassium–graphite intercalation compounds(5.35À).

关键词： Turbostratic graphite Graphene nanosheet Defective carbon Anode Potassium-ion batteries

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Clinical outcomes of endoscopic resection of superficial nonampullary duodenal epithelial tumors: A 10-year retrospective, single-center study

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World Journal of Gastrointestinal Surgery 2022年第4期14卷 329-340页

作者： Joon Hyun Cho Ki young lim Eun Jung Lee Si Hyung Lee Division of Gastroenterology and Hepatology Department of Internal MedicineYeungnam University College of MedicineDaegu 42415South Korea

BACKGROUND Although premalignant duodenal lesions such as adenomas are uncommon,the incidences of these lesions have increased in recent times,and thus,the demand for minimally invasive treatments such as endoscopic resection(ER)has also ***,ER in the duodenum is more challenging than ER in other locations of the gastrointestinal *** To evaluate the safety and efficacy of ER for superficial nonampullary duodenal epithelial tumors(SNADETs)METHODS We performed a retrospective observational study on 56 consecutive patients(58 lesions)diagnosed with SNADETs that underwent ER from January 2011 to December 2020 at Yeungnam University *** demographics,lesion characteristics,and procedural and technical data were collected,and clinical outcomes,including procedure-related complications,completeness of resection,and recurrence were *** Median patient age was 57 years[range,26–77,30(53.6%)men].Endoscopic mucosal resection(EMR)was performed on 57 lesions(98.3%)and snare polypectomy on one(1.7%).Lesions consisted of 52 adenomas with low-grade dysplasia(89.7%),3 adenomas with high-grade dysplasia(5.2%),and 3 intramucosal adenocarcinomas(5.2%).There were 16 cases of intraprocedural bleeding(27.6%)and 1 case of delayed bleeding(1.7%),and all these 17 cases were successfully managed *** perforation or procedure-related death *** lesion size was associated with an increased risk of EMR-related bleeding(P=0.033).During a median follow-up period of 23 mo(range 6–100 mo),no local recurrence occurred,despite the fact one-third of the patients(19 lesions,32.8%)underwent piecemeal resection and 3 patients(3 lesions,5.2%)that underwent en bloc resection had a pathologically determined positive lateral *** patient died from a primary duodenal *** The majority of SNADETs can be safely and curatively resected by EMR,and thus,based on consideration of the high incidence of fatal complications attribut

关键词： Duodenum Adenoma Endoscopic mucosal resection Endoscopic resection Superficial nonampullary duodenal epithelial tumor

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