User profiles for Kai Leng
Kai LengAssistant Professor, The Hong Kong Polytechnic University Verified email at cam.ac.uk Cited by 7838 |
Molecularly thin two-dimensional hybrid perovskites with tunable optoelectronic properties due to reversible surface relaxation
Due to their layered structure, two-dimensional Ruddlesden–Popper perovskites (RPPs),
composed of multiple organic/inorganic quantum wells, can in principle be exfoliated down to …
composed of multiple organic/inorganic quantum wells, can in principle be exfoliated down to …
Phase restructuring in transition metal dichalcogenides for highly stable energy storage
Achieving homogeneous phase transition and uniform charge distribution is essential for good
cycle stability and high capacity when phase conversion materials are used as electrodes…
cycle stability and high capacity when phase conversion materials are used as electrodes…
Porous 3D graphene-based bulk materials with exceptional high surface area and excellent conductivity for supercapacitors
Until now, few sp 2 carbon materials simultaneously exhibit superior performance for specific
surface area (SSA) and electrical conductivity at bulk state. Thus, it is extremely important …
surface area (SSA) and electrical conductivity at bulk state. Thus, it is extremely important …
Graphene-based Li-ion hybrid supercapacitors with ultrahigh performance
There is a growing demand for hybrid supercapacitor systems to overcome the energy density
limitation of existing-generation electric double layer capacitors (EDLCs), leading to next …
limitation of existing-generation electric double layer capacitors (EDLCs), leading to next …
A high-performance supercapacitor-battery hybrid energy storage device based on graphene-enhanced electrode materials with ultrahigh energy density
In pursuing higher energy density with no sacrifice of power density, a supercapacitor-battery
hybrid energy storage device—combining an electrochemical double layer capacitance (…
hybrid energy storage device—combining an electrochemical double layer capacitance (…
From bulk to molecularly thin hybrid perovskites
Organic–inorganic hybrid perovskites have been intensively researched in the past decade
for their optoelectronic properties. The emergence of Ruddlesden–Popper perovskites, …
for their optoelectronic properties. The emergence of Ruddlesden–Popper perovskites, …
Hierarchically porous carbon plates derived from wood as bifunctional ORR/OER electrodes
Porous carbon electrodes have emerged as important cathode materials for metal–air
battery systems. However, most approaches for fabricating porous carbon electrodes from …
battery systems. However, most approaches for fabricating porous carbon electrodes from …
Controlling the Effective Surface Area and Pore Size Distribution of sp2 Carbon Materials and Their Impact on the Capacitance Performance of These Materials
A series of sp 2 carbon materials with different specific surface area (SSA) and controlled
pore size distribution (PSD) were synthesized at large scale through a facile and low-cost …
pore size distribution (PSD) were synthesized at large scale through a facile and low-cost …
Interface confined hydrogen evolution reaction in zero valent metal nanoparticles-intercalated molybdenum disulfide
Interface confined reactions, which can modulate the bonding of reactants with catalytic centres
and influence the rate of the mass transport from bulk solution, have emerged as a viable …
and influence the rate of the mass transport from bulk solution, have emerged as a viable …
Exploring Ferroelectric Switching in α‐In2Se3 for Neuromorphic Computing
Recently, 2D ferroelectrics have attracted extensive interest as a competitive platform for
implementing future generation functional electronics, including digital memory and brain‐…
implementing future generation functional electronics, including digital memory and brain‐…