Zhi Tan Journalist Profile

Articles

Dynamic winding number for Floquet topological insulators with arbitrarily driving frequencies

Jun 26, 2024 | link.aps.org | Bo Zhu |Zhi Tan |Optoelectronic Engineering

Winding number and Zak phase, as topological invariants, play crucial roles in characterizing the topological phases of one-dimensional Floquet topological insulators. It is difficult to directly detect Floquet topological invariants with a unified scheme, especially for low driving frequencies. Here, by defining the dynamic winding number based on the time-averaged spin textures, we propose to use it to characterize one-dimensional Floquet topological phases with arbitrarily varying frequencies.
Cordlife’s Crisis: Can share price recover after storage lapse?

Dec 11, 2023 | financialchickens.com | Zhi Tan

Recent events at Cordlife Group Ltd have made quite a stir, grabbing the attention of parents and investors alike. Cordlife, well-known for its specialized services in stem cell preservation, unfortunately encountered a significant operational slip-up that led to the damage of cord blood units for approximately 2,150 families. This incident isn’t just a minor blip … Read more The post Cordlife’s Crisis: Can share price recover after storage lapse? first appeared on .
DBS vs OCBC vs UOB 3Q23 Results: Which one to buy?

Nov 13, 2023 | financialchickens.com | Zhi Tan

Seeing the headline, “Singapore bank DBS’ Q3 profit beats view, sees steady earnings next year“, might no longer elicit surprise. Once more, our local banks has surpassed expectations, delivering stellar results in the third quarter of 2023. For those who have read our previous analyses on the banks’ quarterly updates, you’ll recall discussions about concerns … Read more The post DBS vs OCBC vs UOB 3Q23 Results: Which one to buy? first appeared on . Read the rest of the article here.
REITs dropped sharply last week, what is going on.

Oct 22, 2023 | financialchickens.com | Zhi Tan

Last week brought about quite a stir in the Singapore REIT (SREIT) market. Prices have been on a downward ride, and investors are left scratching their heads, wondering what’s causing this unexpected turbulence. A quick look at the broader benchmark, the iEdge S-REIT Index, reveals a stark reality. In just one week, we’ve witnessed a … Read more The post REITs dropped sharply last week, what is going on. first appeared on . Read the rest of the article here.
Digital Core REIT rebounded 42% from the low, is the worst over?

Sep 13, 2023 | financialchickens.com | Zhi Tan

Digital Core REIT, a data center-focused real estate investment trust, IPO-ed in December 2021. Its debut was nothing short of spectacular, as the stock surged 14.8% on its first day of trading, reflecting the surging demand for data center assets back then. However, the REIT’s journey since then has been marked by challenges. It faced … Read more The post Digital Core REIT rebounded 42% from the low, is the worst over? first appeared on . Read the rest of the article here.
The Most Profitable Broker In The World

Sep 6, 2023 | financialchickens.com | Zhi Tan

Brokerage firms serve as essential intermediaries, facilitating trades and granting access to financial markets. But have you ever wondered how much these brokerage firms are pocketing from your investment activities? Here’s the most profitable broker in the world, in 2022: The Most Profitable Broker In The World In 2022, Ranked by Net Profit Margin Broker … Read more The post The Most Profitable Broker In The World first appeared on . Read the rest of the article here.
I am long China stocks. Here’s why you should not follow me

Aug 29, 2023 | financialchickens.com | Zhi Tan

Investing in the Chinese stock market has been an intriguing venture for many, offering opportunities for substantial gains but also carrying inherent risks. As an investor who remains committed to my China stocks, I’m here to share my perspective. While I’m confident in the long-term potential of the Chinese market, it’s essential to recognize why … Read more The post I am long China stocks. Here’s why you should not follow me first appeared on . Read the rest of the article here.
5 Defensive Stocks for Stable Returns with >5% Dividend Yield

Aug 27, 2023 | financialchickens.com | Zhi Tan

In the ever-evolving landscape of the stock market, where peaks and valleys are part of the investing journey, the value of defensive stocks cannot be overstated. These stocks offer stability and consistent returns, serving as a sturdy backbone for your investment portfolio. In this article, we delve into five defensive stocks that not only weather … Read more The post 5 Defensive Stocks for Stable Returns with >5% Dividend Yield first appeared on . Read the rest of the article here.
Cash vs Scrip Dividend: Is receiving dividends as cash or shares better?

Aug 17, 2023 | financialchickens.com | Zhi Tan

Dividends are vital to an investor’s total return from owning stocks. They offer a consistent income stream and can be rewarding to participate in a company’s profits. However, when it comes to dividend payouts, we are sometimes faced with a choice: should we opt for cash dividends or scrip dividends (also known as stock dividends)? … Read more The post Cash vs Scrip Dividend: Is receiving dividends as cash or shares better? first appeared on . Read the rest of the article here.
Singapore Banks 2Q23 Results: Which is the best bank to buy?

Aug 7, 2023 | financialchickens.com | Zhi Tan

It’s that time of the year again. The three major banks in Singapore – DBS, OCBC, and UOB – have just released their financial results for the second quarter of 2023. Let’s dig into these numbers to figure out how these banks are performing and which one might be the best investment option right now. … Read more The post Singapore Banks 2Q23 Results: Which is the best bank to buy? first appeared on . Read the rest of the article here.