the United States’s
electric vehicles industry,
in focus.

Emissions and Incentive Challenges

20.4% of this theme group

Researchers highlight greenhouse‑gas impacts and policy incentives as key obstacles to wider EV adoption.

Electric vehicle (137) · Greenhouse gas (31) · Incentive (22) · Environmental economics (32)

Vehicle Electrification: Status and Issues

Electric Vehicles in Logistics and Transportation: A Survey on Emerging Environmental, Strategic, and Operational Challenges

Charging Infrastructure and Grid Integration

18.6% of this theme group

Studies point to technical and operational difficulties in deploying charging stations within existing power networks.

Electric vehicle (137) · Grid (52) · Charging station (25) · Software deployment (29)

A Comprehensive Review on Structural Topologies, Power Levels, Energy Storage Systems, and Standards for Electric Vehicle Charging Stations

Charging and Discharging of Electric Vehicles in Power Systems: An Updated and Detailed Review of Methods, Control Structures, Objectives, a

Battery Material Degradation

13.0% of this theme group

Work focuses on cathode, anode and electrolyte chemistry that limit battery lifespan and performance.

Cathode (61) · Anode (66) · Electrolyte (61) · Electrochemistry (39)

High‐Capacity Anode Materials for Lithium‐Ion Batteries: Choice of Elements and Structures for Active Particles

Characterizing and Mitigating Chemomechanical Degradation in High-Energy Lithium-Ion Battery Cathode Materials

Power‑Electronics System Constraints

12.9% of this theme group

Authors identify bottlenecks in power‑electronics design that affect efficiency and reliability of EV systems.

Power electronics (101) · Electronics (92) · Electric power system (30) · Power (37)

Evolving and Emerging Applications of Power Electronics in Systems

Power electronics in future electrical power grids

Wide‑Bandgap Semiconductor Limits

12.6% of this theme group

Research flags material and thermal challenges of silicon‑carbide devices for high‑efficiency converters.

Power semiconductor device (36) · Power electronics (69) · Silicon carbide (26) · Electronics (50)

High-Density Power Conversion and Wide-Bandgap Semiconductor Power Electronics Switching Devices

Power-Semiconductor Devices and Components for New Power Converter Developments: A key enabler for ultrahigh efficiency power electronics

Vehicle‑Level Battery Integration

11.5% of this theme group

Papers discuss engineering hurdles in fitting batteries into automotive platforms and managing their performance.

Battery (95) · Automotive engineering (48) · Electric vehicle (65) · Battery electric vehicle (23)

Electric Drive Technology Trends, Challenges, and Opportunities for Future Electric Vehicles

Batteries for Vehicular Applications

Thermal Runaway and Safety Risks

10.9% of this theme group

Investigations address safety concerns arising from lithium‑ion battery heating and failure modes.

Lithium-ion battery (53) · Battery (111) · Lithium (64) · Thermal runaway (16)

A survey of long-term health modeling, estimation, and control of Lithium-ion batteries: Challenges and opportunities

A Review on Lithium-Ion Battery Modeling from Mechanism-Based and Data-Driven Perspectives

Charging Strategies and Grid Impact

26.8% of this theme group

Authors urge careful scheduling of EV charging to avoid adverse effects on grid stability and battery health.

Electric vehicle (83) · Automotive engineering (60) · Grid (26) · Battery (46)

Optimal scheduling of electric vehicle charging and vehicle‐to‐grid services at household level including battery degradation and price unce

Charging Choices and Fuel Displacement in a Large-Scale Demonstration of Plug-In Hybrid Electric Vehicles

Semiconductor Device Stability Issues

17.1% of this theme group

Studies caution about reliability and control challenges when using wide‑bandgap power devices in drives.

Power electronics (36) · Electronics (24) · Silicon carbide (17) · Power semiconductor device (12)

Wide Bandgap Devices in AC Electric Drives: Opportunities and Challenges

AC Stability Analysis and <italic>dq</italic> Frame Impedance Specifications in Power-Electronics-Based Distributed Power System

Economic Viability of Incentives

15.0% of this theme group

Research questions the cost‑effectiveness of subsidies and their long‑term impact on emissions.

Electric vehicle (52) · Incentive (13) · Subsidy (11) · Revenue (7)

Environmental and economic impact of electric vehicle adoption in the U.S

Impact of Transportation Electrification on the Electricity Grid—A Review

Cathode Degradation Mechanisms

13.9% of this theme group

Papers highlight hidden structural decay in high‑energy cathodes that threatens battery longevity.

Cathode (35) · Electrolyte (33) · Electrode (25) · Electrochemistry (14)

Structural Degradation of High Voltage Lithium Nickel Manganese Cobalt Oxide (NMC) Cathodes in Solid-State Batteries and Implications for Ne

Concealed Cathode Degradation in Lithium-Ion Cells with a Ni-Rich Oxide

Thermal Response of Battery Cells

9.9% of this theme group

Analyses warn that electrode structure strongly influences thermal behavior under varied driving conditions.

Battery (47) · Lithium-ion battery (22) · Thermal runaway (11) · Lithium (24)

The Influence of Structure on the Electrochemical and Thermal Response of Li-Ion Battery Electrodes

Performance analysis of a lithium-ion battery of an electric vehicle under various driving conditions

Fast‑Charge Material Trade‑offs

9.1% of this theme group

Researchers note that materials enabling rapid charging may compromise cycle life or safety.

Anode (43) · Lithium (30) · Silicon (12) · Electrolyte (15)

Assessing the Impact of Electrode Structure on the Fast Charge Performance of Lithium-ion Batteries

Materials for lithium-ion batteries

Life‑Cycle Emissions Uncertainty

8.3% of this theme group

Studies caution that full‑life greenhouse‑gas assessments for EVs remain uncertain and context‑dependent.

Greenhouse gas (18) · Driving cycle (9) · Automotive engineering (18) · Fuel efficiency (7)

Should India Move toward Vehicle Electrification? Assessing Life-Cycle Greenhouse Gas and Criteria Air Pollutant Emissions of Alternative an

Regional Emissions Analysis of Light-Duty Battery Electric Vehicles

Optimized Charging and Grid Scheduling

19.6% of this theme group

Opportunities focus on algorithms that balance EV charging demand with distribution network constraints.

Electric vehicle (754) · Charging station (203) · Grid (278) · Scheduling (127)

Flexible Charging Optimization for Electric Vehicles Considering Distribution Grid Constraints

Charging facility planning for Electric Vehicles

Advanced Power‑train Energy Management

18.1% of this theme group

Research proposes sophisticated control frameworks for hybrid and electric powertrains to boost efficiency.

Automotive engineering (525) · Powertrain (179) · Electric vehicle (508) · Driving cycle (107)

Accurate and Efficient Energy Management System of Fuel Cell/Battery/Supercapacitor/AC and DC Generators Hybrid Electric Vehicles

A Real-Time Prognostic-Based Control Framework for Hybrid Electric Vehicles

High‑Power SiC Inverter Designs

14.3% of this theme group

Innovations target multilevel silicon‑carbide converters for higher power density and efficiency.

Inverter (189) · Converters (230) · Electrical engineering (262) · Silicon carbide (136)

A Megawatt-Scale Medium-Voltage High Efficiency High Power Density “SiC+Si” Hybrid Three-Level ANPC Inverter for Aircraft Hybrid-Electric Pr

Multilevel, multiport, switched-capacitor based inverter for utility applications

Next‑Generation Electrolytes and Cathodes

14.0% of this theme group

Papers explore novel electrolyte chemistries that stabilize high‑voltage cathodes for greater energy density.

Electrolyte (365) · Cathode (341) · Lithium (396) · Electrochemistry (230)

Simultaneous Stabilization of Lithium Anode and Cathode using Hyperconjugative Electrolytes for High‐voltage Lithium Metal Batteries

Electrolyte‐Enabled High‐Voltage Operation of a Low‐Nickel, Low‐Cobalt Layered Oxide Cathode for High Energy Density Lithium‐Ion Batteries

Thermal‑Efficient Power‑Electronics

12.4% of this theme group

Advances aim to improve cooling and material choices to raise power‑electronics sustainability.

Power electronics (410) · Electronics (309) · Electrical engineering (165) · Power (127)

Power Electronics Innovations: Improving Efficiency and Sustainability in Energy Systems

Enhancing Thermal Efficiency in Power Electronics: A Review of Advanced Materials and Cooling Methods

Graphene‑Based High‑Performance Anodes

11.7% of this theme group

Studies highlight graphene and silicon composites that enhance lithium‑ion battery capacity and rate capability.

Anode (574) · Lithium (391) · Graphene (108) · Silicon (96)

Hybridization of graphene nanosheets and carbon-coated hollow Fe₃O₄ nanoparticles as a high-performance anode material

A new anode material for high performance lithium-ion batteries: V₂(PO₄)O/C

Data‑Driven Battery State Estimation

10.0% of this theme group

Research leverages machine learning to improve charge‑state prediction and degradation modeling for EV batteries.

Battery (548) · Lithium-ion battery (250) · State of charge (132) · Lithium (199)

Modeling Lithium Ion battery degradation in electric vehicles

State of Charge Estimation of Lithium-Ion Batteries Based on Temporal Convolutional Network and Transfer Learning

Los Angeles

24.3% across the displayed hubs

5 companies hiring · $6.4B disclosed funding

San Francisco

22.9% across the displayed hubs

18 companies hiring · $4.9B disclosed funding

New York City

19.7% across the displayed hubs

2 companies hiring · $606.0M disclosed funding

Seattle

7.9% across the displayed hubs

1 companies hiring · $470.0M disclosed funding

San Diego

6.9% across the displayed hubs

1 companies hiring · $268.3M disclosed funding

Irvine

6.4% across the displayed hubs

4 companies hiring · $12.1B disclosed funding

Austin

6.1% across the displayed hubs

3 companies hiring · $13.0B disclosed funding

Brooklyn

5.9% across the displayed hubs

1 companies hiring · $279.9M disclosed funding