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Wesley Chang

Assistant Professor of Mechanical Engineering and Mechanics, Drexel University
Dr. Wes Chang is an Assistant Professor in the Department of Mechanical Engineering and Mechanics, and a Faculty Affiliate in the Department of Materials Science and Engineering, at Drexel University. Wes completed his BS (2014) and MS (2016) in Chemical Engineering at Stanford, and his PhD (2021) in Mechanical Engineering and Materials Science at Princeton. After completing his doctoral thesis, he continued working on lithium metal batteries as a Postdoc at Columbia University in collaboration with electric vehicle companies. He spent the following year (2022 – 2023) as the Beckman Postdoctoral Fellow at Caltech, where he worked on lithium-mediated electrochemical ammonia synthesis. He is the recipient of the Electrochemical Society F.M. Becket Fellowship and the Arnold O. Beckman Postdoctoral Fellowship. Outside of academia, he has previously worked in the battery industry and management consulting for energy and utilities, and regularly serves as a technical advisor to energy-focused startup companies and investment firms.

Why batteries come in so many sizes and shapes

Apr 08, 2024 06:09 am UTC| Technology

If youve looked in your utility drawer lately, you may have noticed the various shapes, sizes and types of batteries that power your electronic devices. First, there are the round, non-rechargeable button cells for your...

Lithium-ion batteries don’t work well in the cold − a battery researcher explains the chemistry at low temperatures

Mar 06, 2024 23:02 pm UTC| Insights & Views Technology

Rechargeable batteries are great for storing energy and powering electronics from smartphones to electric vehicles. In cold environments, however, they can be more difficult to charge and may even catch on fire. Im a...

Economy

Beyond the spin, beyond the handouts, here’s how to get a handle on what’s really happening on budget night

Three weeks from now, some of us will be presented with a mountain of budget papers, and just about all of us will get to hear about them on radio, TV or news websites on budget night. The quickest way to find out what...

Johannesburg in a time of darkness: Ivan Vladislavić’s new memoir reminds us of the city’s fragility

Ivan Vladislavić is Johannesburgs literary linkman. He tells us, in the first pages of his new book, The Near North, that before cities were lit, first by gaslight and later electricity, people of means paid torchbearers...

Economist Chris Richardson on an ‘ugly’ inflation result and the coming budget

With Jim Chalmerss third budget on May 14, Australians will be looking for some more cost-of-living relief beyond the tax cuts although they have been warned extra measures will be modest. As this weeks consumer price...

Why is the London Stock Exchange losing out to the US

London Stock Exchange (LSE), which can trace its heritage to the coffee houses of the 17th century, is failing. The volume of shares traded is sharply declining, and some UK companies are swiftly moving to the US...

Why Germany ditched nuclear before coal – and why it won’t go back

One year ago, Germany took its last three nuclear power stations offline. When it comes to energy, few events have baffled outsiders more. In the face of climate change, calls to expedite the transition away from fossil...

Politics

Labour can afford to be far more ambitious with its economic policies – voters are on board

To say that the Labour party is flying high in the polls is something of an understatement. But despite its consistent lead against the Tories, the opposition finds itself in a rather odd position: on the cusp of power but...

History for sale: what does South Africa’s struggle heritage mean after 30 years of democracy?

One of my favourite statues is the one of Nelson Mandela at the Sandton City shopping centre in Johannesburg. Larger than life, its oversized bronze shoes shimmer in the evening light, polished by the hands of many...

Sudan: civil war stretches into a second year with no end in sight

In the early hours of April 15 2023, the Rapid Support Forces (RSF) a Sudanese paramilitary force attacked the military airstrip in the town of Merowe and deployed troops across strategic locations in Sudans capital,...

Joe Biden Proposes Record 44.6% Capital Gains Tax in Latest Budget Plan That May Favor Cryptocurrencies

President Joe Biden has proposed raising the capital gains tax to an unprecedented 44.6% in a bold fiscal move, targeting the wealthiest Americans. This hike is part of his 2025 budget proposal to reduce income...

Turkey’s suppression of the Kurdish political movement continues to fuel a deadly armed conflict

The world has 91 democracies and 88 autocracies. Yet 71% of the worlds population (some 5.7 billion people) are living under autocratic rule, a big jump from 48% ten years ago. This trend towards authoritarianism can...

Science

A Nasa rover has reached a promising place to search for fossilised life on Mars

While we go about our daily lives on Earth, a nuclear-powered robot the size of a small car is trundling around Mars looking for fossils. Unlike its predecessor Curiosity, Nasas Perseverance rover is explicitly intended to...

The rising flood of space junk is a risk to us on Earth – and governments are on the hook

A piece of space junk recently crashed through the roof and floor of a mans home in Florida. Nasa later confirmed that the object had come from unwanted hardware released from the international space station. The 700g,...

Peter Higgs was one of the greats of particle physics. He transformed what we know about the building blocks of the universe

Peter Higgs, who gave his name to the subatomic particle known as the Higgs boson, has died aged 94. He was always a modest man, especially when considering that he was one of the greats of particle physics the area of...

Could a telescope ever see the beginning of time? An astronomer explains

The James Webb Space Telescope, or JWST for short, is one of the most advanced telescopes ever built. Planning for JWST began over 25 years ago, and construction efforts spanned over a decade. It was launched into space on...

US media coverage of new science less likely to mention researchers with African and East Asian names

When one Chinese national recently petitioned the U.S. Citizenship and Immigration Services to become a permanent resident, he thought his chances were pretty good. As an accomplished biologist, he figured that news...

Technology

Huawei Leaks: Next-Gen Kirin CPU to Rival Apple's M3 Processor

Huaweis chip development team is rumored to be working on a next-generation Kirin CPU that could give Apples M3 a run for its money. The chip is expected to leverage the innovative Taishan V130 architecture, focusing on...

SHIB Burn Rate Soars 88% Following Major Shibarium Upgrade Announcement

Following a crucial upgrade announcement for Shibarium, Shibburn reports a dramatic 88.32% increase in the SHIB burn rate, removing millions from circulation and significantly boosting Shiba Inu coin holders. SHIB...

Solana Co-Founder Clashes with Vitalik Buterin, Champions Meme Coin Culture

In a bold social media move, Solanas co-founder Raj Gokal defended meme coins and subtly critiqued Ethereums Vitalik Buterin, stirring controversy in the crypto community. Solanas Gokal Defends Meme Coins, Warns...

Tesla Model 3 Performance Price Surges Days After Debut, Cybertruck Powershare Costs Skyrocket

Just days after Tesla released its Model 3 Performance, the company increased its price by $1,000. Meanwhile, a Tesla Cybertruck owner faces a staggering $30,000 quote for a Powershare installation, which would enable his...

Apple Partners with OpenAI for On-Device AI in iOS 18, Enhancing Privacy

Apple Inc. has reignited discussions with OpenAI to integrate advanced AI features into iOS 18, utilizing large language models entirely on-device. According to a Bloomberg report, this move promises to significantly...