Quantum Nanoscience is an interdisciplinary field that merges quantum physics with nanotechnology to explore and manipulate matter at extremely small scales—typically at the atomic and subatomic levels. The goal is to understand and harness quantum phenomena in nanoscale systems to develop new technologies and fundamental insights

Nanophotonics is the study and manipulation of light (photons) on the nanoscale—typically in structures smaller than the wavelength of light (400–700 nm). It focuses on how light interacts with nanostructured materials and how these interactions can be used in practical technologies like data transmission, imaging, and energy harvesting.

Green Nanotechnology is a branch of nanoscience focused on designing nanomaterials and processes that are environmentally friendly, energy-efficient, and sustainable. It combines the principles of green chemistry and nanotechnology to reduce pollution, conserve resources, and promote human and ecological health.

Quantum nanotechnologies combine the principles of quantum mechanics with nanoscale engineering to create devices and systems that harness unique quantum phenomena such as superposition, entanglement, and quantum tunneling. At the nanoscale, materials often behave differently than in bulk, and quantum effects become dominant, enabling functionalities that are not possible with classical technologies

Smart nanodevices are miniature systems—often at the scale of nanometers (1 nm = 10⁻⁹ meters)—that integrate sensing, actuation, data processing, and communication functions. These devices are capable of responding intelligently to environmental stimuli, making decisions, or triggering actions without human intervention.They often combine nanoelectronics, 

DNA nanotechnology and molecular engineering involve the design and construction of nanoscale structures and devices using the molecular building blocks of life, particularly DNA. Beyond its role in genetics, DNA is an ideal material for nanotechnology due to its predictable base-pairing, structural rigidity, and ability to self-assemble into complex shapes.

Nanoparticles, with sizes typically ranging from 1 to 100 nanometers, possess unique chemical and physical properties due to their high surface-area-to-volume ratio and quantum effects. These properties make them highly valuable across various sectors, particularly in medicine, energy, and catalysis.

Nano 3D printing, also known as nanoscale additive manufacturing, is the process of fabricating three-dimensional structures with nanometer-level resolution. When combined with atomic precision manufacturing, it involves building materials atom by atom or molecule by molecule, allowing for unprecedented control over structure, function, and performance.

Smart nanodevices are nanoscale systems designed to detect, analyze, and respond to specific stimuli in real time, integrating sensing, monitoring, and control functions within a single compact platform. These devices are built using advanced nanomaterials such as carbon nanotubes, graphene, metal oxides, and quantum dots, which provide exceptional sensitivity, fast response times, and the ability to operate at extremely small scales. Their unique properties allow them to interact with physical, chemical, and biological environments in ways that conventional sensors cannot.