Home » Uncategorized » [Newsbits] 2.11.2023 – Pichwai painting, Wi-Fi 7, Lucy spacecraft, Payment Aggregator Cross Border (PA-CB) & more

[Newsbits] 2.11.2023 – Pichwai painting, Wi-Fi 7, Lucy spacecraft, Payment Aggregator Cross Border (PA-CB) & more

Santhosh Kumar 02/11/2023

newsbits mindmap notes

Asteroid ‘Dinkinesh’/Lucy spacecraft

Asteroid ‘Dinkinesh’/Lucy spacecraft mind map with below nodes
Context
NASA's Lucy spacecraft
Mission
6-billion-kilometre journey
To study Jupiter Trojan asteroids
Discovery of Dinkinesh
In 1999 by LINEAR survey
Identified as potential fly-by target
Orbit
Sun in the main belt
Between Mars and Jupiter
Width
Less than 1 kilometre
Composition
S-type asteroid
Mainly silicates and some metal
First asteroid visit
By Lucy on its 12-year journey
About Lucy spacecraft
Launch
October 2021
Aim
To observe Jupiter Trojan asteroids
Huge group of small bodies
Orbiting the Sun in two swarms
Instrument for observation
Lucy Long Range Reconnaissance Imager (L'LORRI)
Initial flyby targets
Dinkinesh
Donaldjohnson in 2025
Support from WISE
NASA's Wide-field Infrared Survey Explorer
Provides estimates
Of asteroid’s size and albedo
Helps understand near-Earth objects

Payment Aggregator Cross Border (PA-CB)

Payment Aggregator Cross Border (PA-CB) mind map with below nodes
Context
Reserve Bank of India (RBI) announcement
Direct regulation
Of entities facilitating cross border payment transactions
Payment Aggregators
Entities that enable
E-commerce sites and merchants
To accept various payment instruments
Without creating own systems
Payment Aggregator-Cross Border (PA-CB)
Facilitate cross-border online payments
For import and export
Of permissible goods and services
Categories
Export-only PA-CB
Import-only PA-CB
Export and import PA-CB
New RBI regulation
Authorised Dealer (AD) Category-I banks
No separate approval needed for PA-CB activity
Existing Non-banks providing PA-CB services
Must apply for RBI authorisation
By April 30, 2024
Must register with Financial Intelligence Unit-India (FIU-IND)
Minimum net worth requirements
Rs. 15 crore at time of applying
Rs. 25 crore by March 31, 2026
New non-bank PA-CBs
Minimum net worth
Rs 15 crore at application
Rs. 25 crore by end of 3rd financial year
Other conditions
Maximum value per unit
Rs. 25,00,000
Due diligence for imports exceeding Rs 2.5 lakh
Undertaken by PA-CB
Customer due diligence
Undertaken by the merchant
Proceeds from Export Collection Account (ECA)
Settled in merchant's account

Wi-Fi 7 and Fixed Wireless Access (FWA)

Wi-Fi 7 and Fixed Wireless Access (FWA) mind map with below nodes
Context
Qualcomm announcement
Fiber and Fixed Wireless Access
Central to India's broadband expansion
Expectation
10 Gbps average speed by 2028
Wi-Fi
Wireless networking technology
Allows devices
To interface with the Internet
Wi-Fi 7
Also known as
IEEE 802.11be Extremely High Throughput (EHT)
Better reliability
Enhanced privacy and security
Features
4.8× faster than Wi-Fi 6
Accelerates up to 46 Gbps
100× lower latency
60% lesser than Wi-Fi 6
5× network capacity
With 320 MHz
Multi-Link Operation (MLO)
Enables devices
To send and receive data simultaneously
Across different frequency bands and channels
Works across all 3 bands
2.4 GHz
5 GHz
6 GHz
Supports 4000 Quadrature Amplitude Modulation (QAM)
Method to transmit and receive data
In radio-frequency waves
Fixed Wireless Access (FWA)
Type of wireless technology
5G or 4G LTE
Provides wireless broadband connectivity
Between 2 fixed points
Transmits data
Using radio frequencies
Instead of cables
Availability
For both licensed and unlicensed spectrum
Advantage
Quick and cheap connectivity
Without a physical connection
Into a building
Disadvantages
Limited transmission distance
Performance impacted by environmental factors
A digital desert
Defined as
Area with little or no high-speed internet access

Agartala-Akhaura railway

Agartala-Akhaura railway mind map with below nodes
Context
Tripura-Bangladesh railway link
Approximately 12km
Recently inaugurated
Source
Indian Express (IE)
Potential benefits
Reduce travel time
Between Agartala and Kolkata
From 31 hours to just 10 hours
Opens opportunities for
Tourism
Trade
People-to-people exchanges
Funding
Provided entirely by India
Contributions from
Ministry for Development of North East Region
Ministry of External Affairs
Other Rail Links
Bandhan Express
Route
Kolkata to Khulna
Description
Rebooted an old rail link
Previously Barisal Express
Restored in 2017
Crosses Petrapole-Benapole border
Maitree Express
Route
Kolkata to Dhaka Cantonment
Description
Started in April 2008
Mitali Express
Route
Siliguri to Bangladesh capital
Description
Announced by PM Modi
In March 2021

Carbon nanoflorets

Carbon nanoflorets mind map with below nodes
Context
Researchers at IIT Bombay
Created carbon nanoflorets
Source
The Hindu (TH)
What are Carbon nanoflorets
Unique nanostructure
Composed of carbon atoms
Arranged in floret-like morphology
High surface area
Potential applications
In fields such as
Materials science
Electronics
Nanotechnology
Properties and uses
Can absorb light at multiple frequencies
Including infrared
Visible light
Ultraviolet
Highly efficient at converting sunlight
Into thermal energy
Unique shape
Ensures minimal light reflection
Efficient heat retention
Example application
1-square-meter coating
Can vaporize 5 litres of water
In an hour
Surpassing commercial solar stills
Potential uses in various sectors
Including construction
Including healthcare

Japan-India Semiconductor Supply Chain Partnership

Japan-India Semiconductor Supply Chain Partnership mind map with below nodes
Context
Memorandum of Cooperation (MoC) signed
Between
Ministry of Electronics and Information Technology of India
Ministry of Economy, Trade, and Industry of Japan
Source
Press Information Bureau (PIB)
Focus
Strengthen cooperation
Enhance semiconductor supply chain
Encouragement of cooperation
Government-to-government (G2G)
Business-to-business (B2B)
To advance a resilient semiconductor supply chain
Leverage each country’s strengths
Part of broader initiatives
International cooperation in information technology
Strengthen collaboration with Japan
In semiconductor industry
Alignment
India-Japan Digital Partnership
Enhancing semiconductor supply chain resilience
For mutual benefit
Properties of semiconductors
Electrical conductivity
Between conductor and insulator
Resistivity
Falls with rising temperature
Conducting ability
Can be increased by chemical treatment
Uses
Foundation for computers
Made electronic devices
Smaller
Faster
More reliable

Pichwai painting

Pichwai painting mind map with below nodes
Context
Art exhibition in Chennai
Collage hosting
Showcasing Pichwai paintings
Some date back 350 years
Source: TH
Origin
Nathdwara, near Udaipur
Created on
Cloth, typically khadi
Features
Use of stone pigments
For gold and silver tones
Use of vegetable dyes
For vibrant colours
Orange
Red
Chrome yellow
Kesari
Detailed work
Meticulous and time-consuming
Several months for a single piece
Evolution of art form
Modern themes
Influences incorporated by artists
Resurgence
In recent years
Attracts younger buyers
Encourages artists
Return to hometowns in Rajasthan
Learn and continue traditional techniques

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