분기 논문 동향 — 2020-W27~W53

이번 분기 핵심 변화

⚠️ 직전 대비 생략 — 기준 창 2019-W52~W26은 부분 관측(그 기간 앞쪽에 데이터가 없다)
직전 비교 없음(새 기간)
주도: Cathode 42% · 총 171편
고IF(⭐⭐ 이상): 8 (5%)

⚠️ 이 리포트는 내 Google Scholar 피드 슬라이스에 대한 분석이며, 해당 분야 문헌 전체를 대표하지 않습니다.

한눈에

논문 171편

토픽(tag) 분포

Si-LIB50

Cathode71

ASSB41

셀 화학

LIB99

리튬금속7

나트륨이온9

기타 화학11

전고체(ASSB)38

리튬-황7

IF tier(star) 분포

⭐⭐⭐2

⭐⭐6

⭐37

(IF<10/미상)126

주요 venue

ACS Applied Materials & Interfaces13

Journal of The Electrochemical Society9

Journal of Power Sources8

Chemical Engineering Journal8

Electrochimica Acta7

ACS Applied Energy Materials7

Advanced Functional Materials6

Applied Surface Science6

Journal of Alloys and Compounds5

Journal of Energy Storage5

📈 추이

전체 175→171

음극 57→61

양극 19→14

고체전해질 25→31

액체전해질 29→30

기타 45→35

⭐⭐⭐ 2→2

⭐⭐ 2→6

⭐ 38→37

(IF<10/미상) 133→126

🔑 키워드 추이

뜨는

황화물 고체전해질 3→5

SiO 탄소 복합 도전성 2→3

식는

Si 나노입자 임계크기 4→2

나트륨 이온 전지 7→5

세라믹-고분자 복합 전해질 2→0

Si 사전리튬화 계면 3→2

고점도 덴드라이트 억제 1→0

신규

고체전해질 Li⁺ 전도도 0→3

Si 음극 바인더 점착력 0→2

Li 도금 안정화 0→1

Si 음극 부피 팽창 제어 0→1

Si 탄소코팅 다공성 0→1

⭐ 주목 논문 (IF≥20)

Ultrafast ion transport at a cathode–electrolyte interface and its strong dependence on salt solvation — Nature Energy ⭐⭐⭐ · [액체전해질] 🔗
Physicochemical Concepts of the Lithium Metal Anode in Solid-State Batteries — Chemical Reviews ⭐⭐⭐ · [음극] 🔗
Boosting Reaction Homogeneity in High‐Energy Lithium‐Ion Battery Cathode Materials — Advanced Materials ⭐⭐ · [기타] 🔗
Solid‐State Electrolyte Design for Lithium Dendrite Suppression — Advanced Materials ⭐⭐ · [고체전해질] 🔗
All‐Solid‐State Batteries with a Limited Lithium Metal Anode at Room Temperature using a Garnet‐Based Electrolyte — Advanced Materials ⭐⭐ · [고체전해질] 🔗
High Voltage Stable Polyoxalate Catholyte with Cathode Coating for All‐Solid‐State Li‐Metal/NMC622 Batteries — Advanced Energy Materials ⭐⭐ · [양극] 🔗
Highly Thermal Conductive Separator with In‐Built Phosphorus Stabilizer for Superior Ni‐Rich Cathode Based Lithium Metal Batteries — Advanced Energy Materials ⭐⭐ · [기타] 🔗
Critical interface between inorganic solid-state electrolyte and sodium metal — Materials Today ⭐⭐ · [고체전해질] 🔗

🗺️ 토픽 지도

음극 (61편)

Si/C 복합 고용량 음극(21편)과 구형 SiTC(11편)가 중심축으로, 산화실리콘 SEI 안정화(8편), 코발트인화물 고율 성능(7편)이 뒤따름. Li|inorganic-solid-electrolyte 인터페이스 성능은 contact와 morphological instability로 좌우되며, 실용 수준은 ≥5 mAh·cm−2, 2 C, ≥99.96% Coulombic efficiency를 요구함(Physicochemical Concepts of the Lithium Metal Anode in Solid-State Batteries).

하위토픽 6개

Si/C 복합 고용량 음극 · 21편 · Considering Critical Factors of Silicon/Graphite Anode Materials for Practical High-Energy Lithium-Ion Battery Applications — Energy & Fuels 🔗 / On the Interface Design of Si and Multilayer Graphene for a High-Performance Li-Ion Battery Anode — ACS Applied Materials & Interfaces 🔗
구형 SiTC 고용량 음극 · 11편 · Silicon‐Based Self‐Assemblies for High Volumetric Capacity Li‐Ion Batteries via Effective Stress Management — Advanced Functional Materials ⭐ 🔗 / A robust network binder via localized linking by small molecules for high-areal-capacity silicon anodes in lithium-ion batteries — Nano Energy ⭐ 🔗
토픽 2 · 9편 · Silicon/Acetylene Black–Carbon Composite as an Anode for Lithium-Ion Battery — 🔗 / An Enhanced Li3AlH6 Anode Prepared by a Solid-State Ion Exchange Method for Use in a Solid-State Lithium-Ion Battery — International Journal of Electrochemical Science 🔗
산화실리콘 SEI 안정화 · 8편 · Enhanced Interfacial Stability of Si Anodes for Li-Ion Batteries via Surface SiO2 Coating — ACS Applied Energy Materials 🔗 / Alkaline chitosan solution as etching phase to design Si@SiO2@N-Carbon anode for Lithium-ion battery — Applied Surface Science 🔗
코발트인화물 고율 성능 · 7편 · Si,P vacancy-enriched CoSi3P3 anode with exceptional Li storage performance — Energy storage materials ⭐ 🔗 / Silicon nanoparticle self-incorporated in hollow nitrogen-doped carbon microspheres for lithium-ion battery anodes — Electrochimica Acta 🔗
SiO 탄소 복합 도전성 · 3편 · Electrochemical Performance of an Ultrathin Surface Oxide-Modulated Nano-Si Anode Confined in a Graphite Matrix for Highly Reversible Lithium-Ion Batteries — ACS Applied Materials & Interfaces 🔗 / In situ growth of silicon carbide interface enhances the long life and high power of the mulberry-like Si-based anode for lithium-ion batteries — Journal of Energy Storage ⭐ 🔗

기타 (35편)

루테늄 산화물 표면 처리, 루테늄 나노어레이 공기전극, 황화탄소 고에너지밀도가 각각 11편으로 균등. 단결정 LiNi0.8Co0.1Mn0.1O2는 깊이 방향 반응 불균일 억제로 45°C, 1000 cycles에서 약 80% 용량 유지(Boosting Reaction Homogeneity), phosphorus/graphene oxide/PVDF separator는 200 cycles 후 82.2% 용량 유지를 달성(Highly Thermal Conductive Separator).

하위토픽 3개

루테늄산화물 표면 처리 · 11편 · Improved electrochemical performance of high-nickel cathode material with electronic conductor RuO2 as the protecting layer for lithium-ion batteries — Applied Surface Science 🔗 / Boosting Reaction Homogeneity in High‐Energy Lithium‐Ion Battery Cathode Materials — Advanced Materials ⭐⭐ 🔗
루테늄 나노어레이 공기전극 · 11편 · Photoinduced homogeneous RuO2 nanoparticles on TiO2 nanowire arrays: A high-performance cathode toward flexible Li–CO2 batteries — Journal of Power Sources 🔗 / Fe2O3/N doped rGO anode hybridized with NiCo LDH/Co(OH)2 cathode for battery-like supercapacitor — Chemical Engineering Journal ⭐ 🔗
황화탄소 고에너지밀도 · 11편 · Complex Structure Model Mutated Anode/Cathode Electrodes for Improving Large-Scale Battery Designs — ACS Applied Energy Materials 🔗 / Imparting high robustness and suppression ability of shuttle effect to sulfur cathode in the Li–S battery via a novel multifunctional binder — Materials Today Energy 🔗

고체전해질 (31편)

이온액체 함유 고분자가 20편으로 압도적. Li3N–LiF interlayer는 Li3PS4 dendrite를 억제해 6 mAh cm⁻²에서 >6 mA cm⁻²·99% Coulombic efficiency 달성, Au–LLZTO–PCE는 제한적 Li 금속 애노드에서 25°C 185 cycles 후 78% 용량 유지(Solid-State Electrolyte Design, All-Solid-State Batteries with a Limited Lithium Metal Anode).

하위토픽 4개

이온액체 함유 고분자 · 20편 · Hybrid gel polymer electrolyte based on 1-methyl-1-Propylpyrrolidinium Bis(Trifluoromethanesulfonyl) imide for flexible and shape-variant lithium secondary batteries — Journal of Membrane Science 🔗 / Optimization of high potential cathode materials and lithium conducting hybrid solid electrolyte for high-voltage all-solid-state batteries — Electrochimica Acta 🔗
황화물 고체전해질 · 5편 · Processing Strategies to Improve Cell-Level Energy Density of Metal Sulfide Electrolyte-Based All-Solid-State Li Metal Batteries and Beyond — ACS Energy Letters ⭐ 🔗 / A lithium conductor Li6.96Sn1.55Si1.71P0.8S12 with a cubic argyrodite-type structure in the Li2S–SnS2–SiS2–P2S5 system: Synthesis, structure, and electrochemical properties — Solid State Ionics 🔗
고체전해질 Li⁺ 전도도 · 3편 · Ultrathin Li 6.75 La 3 Zr 1.75 Ta 0.25 O 12 -Based Composite Solid Electrolytes Laminated on Anode and Cathode Surfaces for Anode-free Lithium Metal Batteries — ACS Applied Energy Materials 🔗 / All‐Solid‐State Batteries with a Limited Lithium Metal Anode at Room Temperature using a Garnet‐Based Electrolyte — Advanced Materials ⭐⭐ 🔗
토픽 3 · 3편 · Synthesis and interface modification of oxide solid-state electrolyte-based all-solid-state lithium-ion batteries: Advances and perspectives — Functional Materials Letters 🔗 / Inorganic/polymer hybrid layer stabilizing anode/electrolyte interfaces in solid-state Li metal batteries — Nano Research 🔗

액체전해질 (30편)

농축 전해질이 24편으로 주축. LiTFSI 전해질의 Li+ solvation 약화는 LiPF6 대비 NMC333에서 exchange current density를 약 100배 상향하며, 10 C에서 약 70% 용량 유지를 구현(Ultrafast ion transport at a cathode–electrolyte interface).

하위토픽 2개

농축 전해질 고율 안정 · 24편 · Inhibition of transition metals dissolution in cobalt-free cathode with ultrathin robust interphase in concentrated electrolyte — Nature Communications ⭐ 🔗 / High Voltage Stable Li Metal Batteries Enabled by Ether-Based Highly Concentrated Electrolytes at Elevated Temperatures — Journal of The Electrochemical Society 🔗
무기 알루미네이트 고체막 · 4편 · LiAlO2/LiAl5O8 Membranes Derived from Flame-Synthesized Nanopowders as a Potential Electrolyte and Coating Material for All-Solid-State Batteries — ACS Applied Materials & Interfaces 🔗 / Discovering a New class of fluoride solid-electrolyte materials via screening the structural property of Li-ion sublattice — Nano Energy ⭐ 🔗

양극 (14편)

니켈 기반 양극 입자가 12편으로 주류. TiO2-coated NMC622/polyoxalate catholyte 구성의 전고체 Li-metal cell은 65°C, 100 cycles에서 123 mAh·g⁻¹ 기록(High Voltage Stable Polyoxalate Catholyte with Cathode Coating).

하위토픽 1개

니켈 기반 양극 입자 · 12편 · Controlled synthesis of Li1.17Ni0.21Mn0.54Co0.08O2 as a cathode material for Li ion batteries — Journal of Electroanalytical Chemistry 🔗 / Electrochemical Performance of Carbon Modified LiNiPO 4 as Li-Ion Battery Cathode: A Combined Experimental and Theoretical Study — Journal of The Electrochemical Society 🔗

🔀 횡단 주제

나트륨 이온 전지 — 5편 (기타4·음극1)

🌱 시드 후보 (미등록 주요 잔여 클러스터)

[액체전해질] 농축 전해질 고율 안정 · 24편 · 농축 전해질의 초박형 고강도 계면을 통한 cobalt-free cathode의 transition metal 용출 억제 / 고온에서 Ether 기반 고농축 전해질로 구현한 고전압 안정 Li Metal Batteries
[음극] Si/C 복합 고용량 음극 · 21편 · 실용적 고에너지 Lithium-Ion Battery 응용을 위한 Silicon/Graphite 음극 소재의 핵심 요인 고찰 / 고성능 Li-Ion Battery Anode를 위한 Si와 Multilayer Graphene의 Interface 설계
[고체전해질] 이온액체 함유 고분자 · 20편 · 유연하고 형상 가변형인 리튬 이차전지를 위한 1-methyl-1-propylpyrrolidinium bis(trifluoromethanesulfonyl)imide 기반 하이브리드 겔 고분자 전해질 / 고전압 전고체 배터리용 고전위 양극재 및 Li 전도성 하이브리드 고체전해질의 최적화

반복 등장하는 주제는 lab/data/trend_seeds.yaml 에 시드로 승격하세요.