News Archive (2016)

Going covert: a security step above encryption

CQT's Valerio Scarani and Juan Miguel Arrazola have shown that two parties can hide a quantum signal sent between them within background noise: keeping secret not only the contents of their message but also the fact that they are in conversation. The work is published in Physical Review Letters.


Fluorescent concentric triangles

NUS physicists have discovered fluorescent concentric triangles in an atomically thin layer of semiconductor for potential optoelectronic applications. A team led by Prof Chorng Haur SOW devised a method to fabricate in-plane periodical and lateral homojunctions in a WS2 monolayer.


Super-resolution imaging using MeV ion beams

A research team led by Prof Andrew BETTIOL from the Centre for Ion Beam Applications (CIBA) in the Department of Physics, NUS has constructed a system for simultaneous fluorescence and structural imaging of whole cells by using a beam of highly focused (MeV) ions


Solution-processable conducting films with extreme work functions

A team led by Prof Peter HO and Dr Rui-Qi PNG from the Department of Physics, and Prof Lay-Lay CHUA from the Department of Chemistry, has shown that this process can be exploited to produce doped conducting polymer films with ultrahigh and ultralow work functions which are suitable for deployment in practical device structures by solution processing.


Tortuous path to nanocrystals

A team of researchers from NUS, the Agency for Science Technology and Research and the University of Chicago, co-led by Prof Utkur MIRSAIDOV and Prof Duane LOH, both from the Department of Physics and Department of Biological Sciences have revealed the complex and elusive steps in crystallising nanocrystals from solution.


Science team wins Gold Medal at international competition

A final year Physics student Mr Chan Man Yau, Joseph, was part of Faculty of Science team (Team NUS_Singapore) that participate in the iGEM 2016 competition. The NUS team was awarded gold medal and Joseph was in charge of constructing a computation model for the project.


Polarons for flexible electronics

A team led by Prof Peter HO and Dr Rui-Qi PNG from the Department of Physics, together with Prof Lay-Lay CHUA from the Department of Chemistry, has systematically demonstrated that the workfunction in some new doped organic semiconductors can be made anomalously deeper than its ionisation potential.


Parallelised computation lens goes open-source

In a project led by Prof Duane LOH from the Department of Physics at NUS, physicists from the Centre for Free-electron Laser (Hamburg, Germany) and Cornell University (Ithaca, NY, USA) have published the first open-source x-ray laser-based computational lenses to image free-standing proteins in solution.


Special Programme in Science (SPS) team wins gold

Physics student Gabriel KAM Mao Quan is one of the member of the winning team called Team KiasuNUSPS. This team has emerged as an international champions at the 2016 International Natural Sciences Tournament (INST) held in Russia from 12 to 16 October 2016.


High photoconductivity from hybrid bilayer

A team led by Prof Chorng Haur SOW, from the Department of Physics, NUS has developed a method to “heal” the defects present in the WSe2 monolayers. They developed effective methods for enhancing the performance of a WSe2 monolayer photodetector using laser tailoring and perovskite functionalisation.


Verified: super-resolution imaging technique

CQT experimentalists first to test novel optical method invented by NUS colleagues. A novel technique to measure the separation of two lights sources, no matter how close they are, was first tested by researchers at the Centre for Quantum Technologies.


View on DNA micromechanics through the quantum physics’ matrix

A research group led by A/Prof Yan Jie from Department of Physics and Mechanobiology Institute (MBI) have developed a novel theoretical approach based on powerful transfer-matrix mathematical technique, which allows to predict how local orientational and structural fluctuations of DNA affect its large-scale behavior.


Best Graduate Researcher Award 2016 - Zhou Jun (Physics)

Our heartiest congratulations to Mr. Zhou Jun for receiving the Physics Best Graduate Student award. Being a talented researcher, with a good understanding in fundamental physics, he came up with many of his own ideas which turned out to be crucial in understanding the computational and experimental results.


A new class of materials

A collaboration between the theory group led by Asst/Prof Adam SHAFFIQUE and the experimental group of Prof Michael FUHRER from Monash University produced, for the first time, ultra-thin films of an exciting new class of materials known as Weyl semi-metals.


STEM Week 2016 (31 Aug ~ 3 Sep)

STEM Week 2016 is here! Brought to you by Centre for Future-ready Graduates, together with Faculty of Engineering, Faculty of Science and School of Computing, we are organising a series of activities to help you understand and keep abreast of changes in Science, Technology, Engineering and Mathematics.


National Day Awards 2016

Our heartiest congratulations to Professor Ji Wei, Mr. Kang Nguang Heng, Mr. Lim Hwa Ngee, Mdm Ng Soo Ngo and Mr. Ong Pang Ming for receiving the Long Service Medal in this year National Day Awards.


Recyclable nanocomposites for environmental remediation

A team of scientists led by Prof CHEN Wei from the Department of Chemistry and Physics in NUS has developed multi-component nanocomposites which function as efficient visible-light photocatalysts with excellent magnetic recoverability. There is rapidly growing demand for materials with high efficiency, good reusability, and low cost to reduce pollutants from wastewater.


A see-through metal

An experimental research team led by Asst/Prof Goki EDA from the Departments of Chemistry and Physics and the Centre for Advanced 2D Materials in NUS found that metal nanoparticles partially lose their ability to reflect light and become semi-transparent when a layer of ultra-thin semiconductor is placed in their proximity.


Prof Andrew Wee and Asst/Prof Andrivo Rusydi received award in ICON2

Our heartiest congratulations to Professor Andrew Wee and Asst/Prof Andrivo Rusydi for receiving the Functionalised Nano-Material Science Award for their outstanding achievement in nanomaterial science during the International conference on novel nanomaterial (ICON2) in Beijing, China from 8 ~ 14 July 2016.


The mechanical response of talin

A study is led by Assoc. Prof. Jie Yan from the Department of Physics and Mechanobiology Institute, NUS and Prof. Michael Sheetz from the Mechanobiology Institute, NUS have shown how a protein called talin senses mechanical force exerted on a cell and buffers the force through stochastic unfolding and refolding of its multiple folded domains during mechanical stretching and relaxation of talin.


CQT hosts international conference on quantum communication, measurement and computing

Some 300 scientists and students attended the International Conference on Quantum Communication, Measurement and Computing (QCMC) at the National University of Singapore, 4–8 July.


Congratulations Class of 2016!

Your graduation marks a great achievement from all the hard work you have put in as a student. Enjoy the moment and cherish the delight of achieving your goals. May your graduation be the beginning of many more wonderful achievements in the years to come.


Biomimetic autonomous nanowalker breaks record of fuel efficiency

Led by Prof. Zhisong Wang, a team of graduate students and researcher fellows at NUS Physics have designed and demonstrated an autonomous DNA bipedal nanowalker that achieves a fuel efficiency of less than two fuel molecules consumed per step. This work is published in ACS NANO.


Professor OH Choo Hiap Conferred the Emeritus Professorship Award

Professor OH Choo Hiap was presented the Emeritus Professorship award by Deputy President (Academic Affairs) and Provost Professor TAN Eng Chye at a ceremony organised by the Department of Physics on 21 June.


“Butterfly” defects on 2D Materials

A team led by Prof Andrew WEE and Prof QUEK Su Ying, together with Dr HUANG Yuli from A*STAR’s Institute of Materials Research and Engineering (IMRE) discovered novel defect states at grain boundaries (GBs) in a two-dimensional (2D) semiconductor.


Students learnt about the latest physics discoveries in PEC 2016

The Physics Enrichment Camp (PEC) is an annual event organised by the NUS Physics Department and NUS Physics Society. The four-day event was attended by secondary school students on 31 May to 1 June, and junior college students on 2 to 3 June. The camp was well-attended, drawing a record high attendance of 618 participants.


Unique photoresponse from 2D phosphorene-phosphorene-suboxide

A team led by Prof Chorng Haur SOW, Prof Barbaros ÖZYILMAZ, Prof Antonio CASTRO-NETO, Dr Alexandra CARVALHO and Dr Junpeng LU from the Department of Physics and the Centre for Advanced 2D Materials in NUS devised a straightforward method to create a functional junction on a phosphorene flake, observing enhanced photoresponse from it.


Quantum satellite device tests technology for global quantum network

Singapore-built satellite makes and measures light particles pair by pair. Team-leader Asst/Prof Alexander Ling, a Principal Investigator at the Centre for Quantum Technologies (CQT) at NUS, says "This is the first time anyone has tested this kind of quantum technology in space."


Topological semimetal phases via periodic driving

NUS scientists have discovered Floquet topological semimetal phases in a simple dynamical model. Aa team led by Prof GONG Jiangbin has advanced this topic by showing how three-dimensional (3D) topological semimetal phases can be easily obtained and simulated using 1-dimensional (1D) dynamical systems.


Annual Teaching Excellence Awards (ATEA)

Our heartiest congratulations to A/Prof Tay Seng Chuan and Dr Chammika Udalagama who have won the ATEA awards this year! The Annual Teaching Excellence Award (ATEA) recognises faculty members who have displayed a high level of commitment to their teaching.


Giant photoluminescence in monolayer tungsten diselenide

A group of NUS physicists lead by Professor Andrew Wee have shown that giant photoluminescence (PL) enhancement is demonstrated by suspending the two-dimensional (2D) semiconductor WSe2 on sub-20 nanometre (nm) wide trenches in gold nanoarray substrates.


Professor Lai has been conferred SNAS Fellowships

Congratulations to Professor Lai Choy Heng for being conferred the Singapore National Academy of Science (SNAS) Fellowship for his many outstanding contribution to science in Singapore.


CQT's Director elected Fellow of the Royal Society

Congratulations to Professor EKERT, Artur Konrad for being elected a Fellow of the Royal Society, the oldest scientific academy in continuous existence. Fellows are elected by the Society on the merit of their scientific work. He was one of 50 new Fellows elected in 2016.


Result smashes size record for quantum correlations

In collaboration with researchers at the University of Basel in Switzerland, CQT theorists Jean-Daniel Bancal and Professor Valerio Scarani found evidence of Bell correlations in an ultracold cloud of about 480 atoms. The research is described in the paper "Bell correlations in a Bose-Einstein condensate" published 22 April in Science.


Team Discovers New Way of Transferring Magnetic Information

A team led by researchers from the National University of Singapore (NUS) has achieved a major breakthrough in magnetic interaction. By adding a special insulator, they make electrons “twirl” their neighbouring “dance partners” to transfer magnetic information over a longer range between two thin layers of magnetic materials.


The ART of Science Exhibition: All are Welcome!

The exhibition is opened to NUS community. ALL are welcome! Hope to see you there! At University Hall, Level 2, LinkBridge, 12 ~ 15 April 2016, 9am ~ 5pm.


CQT Research Fellow to attend the 2016 Lindau Nobel Laureate meeting

Dai Jibo, a CQT postdoc and NUS physics alumnus, is one of 402 young scientists invited to attend the 66th Lindau Nobel Laureate Meeting in July 2016 in Germany. The week-long scientific and social programme will hold many opportunities for delegates to interact with Nobel laureates and each other.


Assoc Prof Yan Jie awarded grants from HFSPO

Congratulations to Assoc. Prof. Yan Jie for receiving the 2016 Research Program Grant from the Human Frontier Science Program (HFSP). HFSP Program Grants are awarded to innovative and groundbreaking research projects carried out by interdisciplinary teams of scientists across the globe, which focus on the complex mechanisms of living organisms.


SSEF 2016 winning projects under FoS mentorship

Congratulations to Prof Sow Chorng Haur, Prof Chowdari BVR, Dr. Lu Junpeng, Dr. Yeo Ye, Dr. M.V. Reddy and Dr. Lim Xiaodai Sharon who have mentored the winning school projects at the recent Singapore Science and Engineering Fair (SSEF) 2016.


Many flights to catch rare sight of solar eclipse

In The Straits Times, it was reported that Mr Edmund Yuen and Ms Laurentcia Arlany from the Department of Physics at the NUS Faculty of Science, will board three different flights to the town of Luwuk in Indonesia. They will film a solar eclipse on 9 March 2016 morning. It was mentioned that if weather permits, they will broadcast a live feed home to Singapore, where up to 1,000 people are expected to be watching it.


IPS Awards 2016

Congratulation to Prof Lai Choy Heng for receiving the Institute of Physics Singapore President’s Medal and Adj A/Prof James Lee for receiving the Special Institute of Physics Singapore Award. These awards are given to individulas who have made outstanding achievements in the research and significant contributions in the field of Physics.


Surviving spins in two dimensions

A team co-led by Asst/Prof Goki EDA and Asst/Prof Shaffique ADAM, in collaboration with experimental and theoretical research groups from the Department of Physics in NUS and Yale-NUS College, has discovered the underlying spin scattering mechanisms in a 2D sheet of MoS2.


NUS High School Inspiring Research Mentor Award 2016

Congratulations to Dr M V Reddy for receiving the "Inspiring Research Mentor Award 2016" from NUS High school. He strive to cultivate the spirit of inquiry in students who are interested in science and gives inspirational mentoring to NUS High school students for their research projects (ARP & IRP, SCIENTIA) and he won similar award in previous years, 2012 to 2015.


Featured article by our Teaching Assistant, part-time Ph.D student Raditya

For department’s record, the first ever research publication by Teaching Assistant Mr. Raditya Weda Bomantara (Ph.D student of Professor Gong Jiangbin), is just featured in PRE as Editors’ Suggestion (see http://journals.aps.org/pre/highlights).


NUS Physics students achievement in University Physics Competition 2015

Silver Medal: Li Yunzhe, Marken Foo Yong Wen, Li Zejian (Supervisor: Kenneth Hong Chong Min) & Li Weijun, Guo Bing Sheng, Cui Xinhang (Supervisor: Raditya Weda Bomantara).
Accomplished Competitor: Zheng Liang, Yeo Xie Jie, Chee Chau (Supervisor: Raditya Weda Bomantara).


NUS researchers find new way to control electrons

Scientists at the National University of Singapore (NUS) have demonstrated a new way of controlling electrons by confining them in a device made out of atomically thin materials, and applying external electric and magnetic fields. This research, published in the prestigious scientific journal Nature, was led by Professor Antonio Castro Neto and his research team at the Centre for Advanced 2D Materials (CA2DM).


A Lecture on Colonisation of Planet Mars, and other high-tech projects

The Department of Physics, in collaboration with the Netherlands Embassy, is organizing a lecture titled "Colonisation of Planet Mars" by Nobel Laureate Prof. Gerard 't Hooft on 27 January 2016, 7pm ~ 9pm, LT 27.


Experiment records extreme quantum weirdness

Professor Christian Kurtsiefer and researchers from CQT have reported the most extreme 'entanglement' between pairs of photons ever seen in the lab. The result was published 30 October in Physical Review Letters, where it is highlighted as an Editors' Suggestion.


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